====================================== | [ 1.757338] team0 (unregistering): Port device dummy2 removed | [ 26.759342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 26.759464] rcu: 3-....: (24278 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=5115 | [ 26.759526] rcu: (t=21000 jiffies g=-319 q=351 ncpus=4) [ 26.759603] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.759669] Workqueue: mld mld_ifc_work [ 26.759704] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 26.759742] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 26.759837] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 26.759871] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 26.759926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 26.759971] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 26.760017] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 26.760063] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 26.760111] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 26.760157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.760194] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 26.760242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.760286] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.760332] PKRU: 55555554 [ 26.760344] Call Trace: [ 26.760362] [ 26.760385] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 26.760422] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 26.760455] ? notifier_call_chain (kernel/notifier.c:93) [ 26.760488] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 26.760522] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 26.760555] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 26.760588] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 26.760621] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 26.760648] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 26.760682] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 26.760716] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 26.760749] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 26.760782] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 26.760816] [ 26.760828] [ 26.760841] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 26.760875] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 26.760911] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 26.760944] netdev_core_pick_tx (net/core/dev.c:4211) [ 26.760974] __dev_queue_xmit (net/core/dev.c:4295) [ 26.760999] ? eth_header (net/ethernet/eth.c:85) [ 26.761029] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 26.761059] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 26.761090] mld_sendpack (net/ipv6/mcast.c:1822) [ 26.761119] mld_ifc_work (net/ipv6/mcast.c:2652) [ 26.761144] process_one_work (kernel/workqueue.c:3254) [ 26.761172] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 26.761199] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 26.761231] kthread (kernel/kthread.c:388) [ 26.761259] ? __pfx_kthread (kernel/kthread.c:341) [ 26.761286] ret_from_fork (arch/x86/kernel/process.c:147) [ 26.761313] ? __pfx_kthread (kernel/kthread.c:341) [ 26.761339] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 26.761367] | [ 89.762342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 89.762459] rcu: 3-....: (87280 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=20307 | [ 89.762513] rcu: (t=84003 jiffies g=-319 q=459 ncpus=4) [ 89.762583] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 89.762661] Workqueue: mld mld_ifc_work [ 89.762703] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 89.762746] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 89.762879] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 89.762922] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 89.762981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 89.763035] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 89.763082] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 89.763126] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 89.763176] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 89.763238] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.763291] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 89.763351] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.763413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.763465] PKRU: 55555554 [ 89.763481] Call Trace: [ 89.763509] [ 89.763538] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 89.763588] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 89.763629] ? notifier_call_chain (kernel/notifier.c:93) [ 89.763673] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 89.763716] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 89.763761] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 89.763806] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 89.763849] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 89.763883] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 89.763925] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 89.763964] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 89.764012] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 89.764057] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 89.764101] [ 89.764120] [ 89.764138] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 89.764182] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 89.764206] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 89.764238] netdev_core_pick_tx (net/core/dev.c:4211) [ 89.764268] __dev_queue_xmit (net/core/dev.c:4295) [ 89.764292] ? eth_header (net/ethernet/eth.c:85) [ 89.764317] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 89.764348] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 89.764378] mld_sendpack (net/ipv6/mcast.c:1822) [ 89.764412] mld_ifc_work (net/ipv6/mcast.c:2652) [ 89.764443] process_one_work (kernel/workqueue.c:3254) [ 89.764476] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 89.764512] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 89.764554] kthread (kernel/kthread.c:388) [ 89.764591] ? __pfx_kthread (kernel/kthread.c:341) [ 89.764623] ret_from_fork (arch/x86/kernel/process.c:147) [ 89.764651] ? __pfx_kthread (kernel/kthread.c:341) [ 89.764677] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 89.764712] | [ 152.765342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 152.765439] rcu: 3-....: (150282 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=35139 | [ 152.765492] rcu: (t=147006 jiffies g=-319 q=459 ncpus=4) [ 152.765565] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 152.765629] Workqueue: mld mld_ifc_work [ 152.765663] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 152.765698] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 152.765791] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 152.765822] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 152.765865] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 152.765908] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 152.765952] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 152.765996] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 152.766041] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 152.766084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 152.766120] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 152.766165] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 152.766207] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 152.766250] PKRU: 55555554 [ 152.766269] Call Trace: [ 152.766284] [ 152.766302] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 152.766338] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 152.766374] ? notifier_call_chain (kernel/notifier.c:93) [ 152.766405] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 152.766435] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 152.766466] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 152.766497] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 152.766531] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 152.766555] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 152.766586] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 152.766617] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 152.766648] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 152.766679] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 152.766713] [ 152.766725] [ 152.766738] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 152.766770] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 152.766794] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 152.766825] netdev_core_pick_tx (net/core/dev.c:4211) [ 152.766851] __dev_queue_xmit (net/core/dev.c:4295) [ 152.766874] ? eth_header (net/ethernet/eth.c:85) [ 152.766902] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 152.766927] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 152.766958] mld_sendpack (net/ipv6/mcast.c:1822) [ 152.766983] mld_ifc_work (net/ipv6/mcast.c:2652) [ 152.767007] process_one_work (kernel/workqueue.c:3254) [ 152.767036] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 152.767060] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 152.767090] kthread (kernel/kthread.c:388) [ 152.767115] ? __pfx_kthread (kernel/kthread.c:341) [ 152.767139] ret_from_fork (arch/x86/kernel/process.c:147) [ 152.767165] ? __pfx_kthread (kernel/kthread.c:341) [ 152.767188] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 152.767214] | [ 215.768342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 215.768444] rcu: 3-....: (213285 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=50445 | [ 215.768499] rcu: (t=210009 jiffies g=-319 q=459 ncpus=4) [ 215.768572] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 215.768636] Workqueue: mld mld_ifc_work [ 215.768670] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 215.768706] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 215.768799] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 215.768830] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 215.768873] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 215.768927] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 215.768971] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 215.769013] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 215.769058] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 215.769101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 215.769137] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 215.769182] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 215.769224] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 215.769267] PKRU: 55555554 [ 215.769286] Call Trace: [ 215.769305] [ 215.769323] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 215.769358] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 215.769389] ? notifier_call_chain (kernel/notifier.c:93) [ 215.769421] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 215.769452] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 215.769483] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 215.769515] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 215.769548] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 215.769573] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 215.769605] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 215.769637] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 215.769668] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 215.769699] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 215.769730] [ 215.769743] [ 215.769756] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 215.769788] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 215.769812] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 215.769843] netdev_core_pick_tx (net/core/dev.c:4211) [ 215.769869] __dev_queue_xmit (net/core/dev.c:4295) [ 215.769894] ? eth_header (net/ethernet/eth.c:85) [ 215.769918] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 215.769944] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 215.769975] mld_sendpack (net/ipv6/mcast.c:1822) [ 215.770000] mld_ifc_work (net/ipv6/mcast.c:2652) [ 215.770025] process_one_work (kernel/workqueue.c:3254) [ 215.770050] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 215.770074] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 215.770105] kthread (kernel/kthread.c:388) [ 215.770130] ? __pfx_kthread (kernel/kthread.c:341) [ 215.770155] ret_from_fork (arch/x86/kernel/process.c:147) [ 215.770180] ? __pfx_kthread (kernel/kthread.c:341) [ 215.770204] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 215.770230] | [ 278.771351] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 278.771453] rcu: 3-....: (276288 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=65726 | [ 278.771507] rcu: (t=273012 jiffies g=-319 q=459 ncpus=4) [ 278.771580] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 278.771643] Workqueue: mld mld_ifc_work [ 278.771678] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 278.771716] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 278.771808] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 278.771838] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 278.771882] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 278.771925] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 278.771969] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 278.772009] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 278.772054] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 278.772097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 278.772133] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 278.772178] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 278.772220] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 278.772263] PKRU: 55555554 [ 278.772281] Call Trace: [ 278.772300] [ 278.772324] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 278.772360] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 278.772390] ? notifier_call_chain (kernel/notifier.c:93) [ 278.772421] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 278.772452] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 278.772482] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 278.772513] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 278.772547] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 278.772578] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 278.772609] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 278.772639] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 278.772670] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 278.772704] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 278.772737] [ 278.772750] [ 278.772763] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 278.772798] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 278.772822] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 278.772852] netdev_core_pick_tx (net/core/dev.c:4211) [ 278.772881] __dev_queue_xmit (net/core/dev.c:4295) [ 278.772905] ? eth_header (net/ethernet/eth.c:85) [ 278.772933] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 278.772958] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 278.772989] mld_sendpack (net/ipv6/mcast.c:1822) [ 278.773014] mld_ifc_work (net/ipv6/mcast.c:2652) [ 278.773037] process_one_work (kernel/workqueue.c:3254) [ 278.773065] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 278.773089] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 278.773119] kthread (kernel/kthread.c:388) [ 278.773144] ? __pfx_kthread (kernel/kthread.c:341) [ 278.773168] ret_from_fork (arch/x86/kernel/process.c:147) [ 278.773197] ? __pfx_kthread (kernel/kthread.c:341) [ 278.773220] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 278.773250] | [ 341.774342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 341.774458] rcu: 3-....: (339291 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=81021 | [ 341.774514] rcu: (t=336015 jiffies g=-319 q=465 ncpus=4) [ 341.774586] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 341.774650] Workqueue: mld mld_ifc_work [ 341.774685] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 341.774721] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 341.774813] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 341.774843] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 341.774886] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 341.774929] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 341.774972] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 341.775015] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 341.775060] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 341.775103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 341.775139] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 341.775184] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 341.775226] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 341.775269] PKRU: 55555554 [ 341.775287] Call Trace: [ 341.775303] [ 341.775321] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 341.775356] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 341.775386] ? notifier_call_chain (kernel/notifier.c:93) [ 341.775417] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 341.775447] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 341.775479] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 341.775509] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 341.775545] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 341.775569] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 341.775600] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 341.775631] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 341.775662] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 341.775692] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 341.775723] [ 341.775741] [ 341.775754] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 341.775785] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 341.775809] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 341.775839] netdev_core_pick_tx (net/core/dev.c:4211) [ 341.775871] __dev_queue_xmit (net/core/dev.c:4295) [ 341.775895] ? eth_header (net/ethernet/eth.c:85) [ 341.775922] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 341.775947] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 341.775976] mld_sendpack (net/ipv6/mcast.c:1822) [ 341.776001] mld_ifc_work (net/ipv6/mcast.c:2652) [ 341.776026] process_one_work (kernel/workqueue.c:3254) [ 341.776050] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 341.776074] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 341.776104] kthread (kernel/kthread.c:388) [ 341.776129] ? __pfx_kthread (kernel/kthread.c:341) [ 341.776153] ret_from_fork (arch/x86/kernel/process.c:147) [ 341.776178] ? __pfx_kthread (kernel/kthread.c:341) [ 341.776202] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 341.776228] | [ 404.777342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 404.777500] rcu: 3-....: (402294 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=96319 | [ 404.777550] rcu: (t=399018 jiffies g=-319 q=465 ncpus=4) [ 404.777624] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 404.777687] Workqueue: mld mld_ifc_work [ 404.777721] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 404.777757] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 404.777851] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 404.777882] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 404.777925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 404.777969] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 404.778007] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 404.778051] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 404.778096] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 404.778139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 404.778174] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 404.778219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 404.778261] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 404.778305] PKRU: 55555554 [ 404.778318] Call Trace: [ 404.778333] [ 404.778350] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 404.778386] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 404.778417] ? notifier_call_chain (kernel/notifier.c:93) [ 404.778448] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 404.778478] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 404.778509] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 404.778540] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 404.778571] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 404.778595] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 404.778626] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 404.778658] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 404.778688] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 404.778719] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 404.778749] [ 404.778762] [ 404.778775] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 404.778806] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 404.778831] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 404.778861] netdev_core_pick_tx (net/core/dev.c:4211) [ 404.778891] __dev_queue_xmit (net/core/dev.c:4295) [ 404.778915] ? eth_header (net/ethernet/eth.c:85) [ 404.778939] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 404.778969] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 404.779000] mld_sendpack (net/ipv6/mcast.c:1822) [ 404.779024] mld_ifc_work (net/ipv6/mcast.c:2652) [ 404.779048] process_one_work (kernel/workqueue.c:3254) [ 404.779076] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 404.779100] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 404.779130] kthread (kernel/kthread.c:388) [ 404.779156] ? __pfx_kthread (kernel/kthread.c:341) [ 404.779180] ret_from_fork (arch/x86/kernel/process.c:147) [ 404.779205] ? __pfx_kthread (kernel/kthread.c:341) [ 404.779229] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 404.779257] | [ 467.780342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 467.780442] rcu: 3-....: (465297 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=111536 | [ 467.780493] rcu: (t=462021 jiffies g=-319 q=465 ncpus=4) [ 467.780564] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 467.780628] Workqueue: mld mld_ifc_work [ 467.780660] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 467.780695] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 467.780788] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 467.780819] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 467.780863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 467.780906] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 467.780950] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 467.780994] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 467.781040] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 467.781083] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 467.781118] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 467.781163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 467.781205] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 467.781248] PKRU: 55555554 [ 467.781261] Call Trace: [ 467.781276] [ 467.781295] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 467.781329] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 467.781362] ? notifier_call_chain (kernel/notifier.c:93) [ 467.781395] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 467.781425] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 467.781456] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 467.781486] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 467.781523] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 467.781547] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 467.781578] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 467.781610] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 467.781645] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 467.781675] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 467.781706] [ 467.781719] [ 467.781731] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 467.781769] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 467.781793] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 467.781824] netdev_core_pick_tx (net/core/dev.c:4211) [ 467.781849] __dev_queue_xmit (net/core/dev.c:4295) [ 467.781873] ? eth_header (net/ethernet/eth.c:85) [ 467.781901] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 467.781928] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 467.781958] mld_sendpack (net/ipv6/mcast.c:1822) [ 467.781984] mld_ifc_work (net/ipv6/mcast.c:2652) [ 467.782008] process_one_work (kernel/workqueue.c:3254) [ 467.782032] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 467.782056] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 467.782086] kthread (kernel/kthread.c:388) [ 467.782112] ? __pfx_kthread (kernel/kthread.c:341) [ 467.782136] ret_from_fork (arch/x86/kernel/process.c:147) [ 467.782161] ? __pfx_kthread (kernel/kthread.c:341) [ 467.782185] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 467.782211] | [ 530.783343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 530.783457] rcu: 3-....: (528300 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=126271 | [ 530.783512] rcu: (t=525024 jiffies g=-319 q=465 ncpus=4) [ 530.783586] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 530.783651] Workqueue: mld mld_ifc_work [ 530.783690] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 530.783726] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 530.783819] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 530.783849] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 530.783893] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 530.783937] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 530.783981] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 530.784024] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 530.784070] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 530.784113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 530.784149] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 530.784195] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 530.784237] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 530.784281] PKRU: 55555554 [ 530.784299] Call Trace: [ 530.784316] [ 530.784341] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 530.784378] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 530.784408] ? notifier_call_chain (kernel/notifier.c:93) [ 530.784439] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 530.784470] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 530.784501] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 530.784533] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 530.784567] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 530.784591] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 530.784622] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 530.784654] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 530.784685] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 530.784715] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 530.784749] [ 530.784762] [ 530.784781] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 530.784812] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 530.784836] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 530.784867] netdev_core_pick_tx (net/core/dev.c:4211) [ 530.784896] __dev_queue_xmit (net/core/dev.c:4295) [ 530.784920] ? eth_header (net/ethernet/eth.c:85) [ 530.784948] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 530.784974] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 530.785004] mld_sendpack (net/ipv6/mcast.c:1822) [ 530.785029] mld_ifc_work (net/ipv6/mcast.c:2652) [ 530.785054] process_one_work (kernel/workqueue.c:3254) [ 530.785085] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 530.785109] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 530.785139] kthread (kernel/kthread.c:388) [ 530.785165] ? __pfx_kthread (kernel/kthread.c:341) [ 530.785189] ret_from_fork (arch/x86/kernel/process.c:147) [ 530.785214] ? __pfx_kthread (kernel/kthread.c:341) [ 530.785238] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 530.785267] | [ 593.786343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 593.786525] rcu: 3-....: (591303 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=139905 | [ 593.786578] rcu: (t=588027 jiffies g=-319 q=465 ncpus=4) [ 593.786652] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 593.786717] Workqueue: mld mld_ifc_work [ 593.786752] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 593.786788] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 593.786882] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 593.786913] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 593.786956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 593.787000] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 593.787044] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 593.787088] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 593.787133] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 593.787177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 593.787213] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 593.787259] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 593.787300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 593.787343] PKRU: 55555554 [ 593.787361] Call Trace: [ 593.787377] [ 593.787395] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 593.787431] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 593.787462] ? notifier_call_chain (kernel/notifier.c:93) [ 593.787493] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 593.787523] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 593.787554] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 593.787586] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 593.787617] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 593.787641] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 593.787672] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 593.787703] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 593.787733] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 593.787764] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 593.787801] [ 593.787814] [ 593.787827] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 593.787861] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 593.787885] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 593.787916] netdev_core_pick_tx (net/core/dev.c:4211) [ 593.787946] __dev_queue_xmit (net/core/dev.c:4295) [ 593.787970] ? eth_header (net/ethernet/eth.c:85) [ 593.787994] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 593.788019] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 593.788049] mld_sendpack (net/ipv6/mcast.c:1822) [ 593.788074] mld_ifc_work (net/ipv6/mcast.c:2652) [ 593.788098] process_one_work (kernel/workqueue.c:3254) [ 593.788129] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 593.788153] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 593.788184] kthread (kernel/kthread.c:388) [ 593.788209] ? __pfx_kthread (kernel/kthread.c:341) [ 593.788234] ret_from_fork (arch/x86/kernel/process.c:147) [ 593.788259] ? __pfx_kthread (kernel/kthread.c:341) [ 593.788283] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 593.788309] | [ 656.789343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 656.789521] rcu: 3-....: (654306 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=154142 | [ 656.789572] rcu: (t=651030 jiffies g=-319 q=465 ncpus=4) [ 656.789642] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 656.789705] Workqueue: mld mld_ifc_work [ 656.789740] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 656.789783] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 656.789877] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 656.789908] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 656.789953] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 656.789997] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 656.790041] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 656.790085] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 656.790131] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 656.790174] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 656.790210] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 656.790256] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 656.790298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 656.790342] PKRU: 55555554 [ 656.790355] Call Trace: [ 656.790370] [ 656.790389] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 656.790424] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 656.790455] ? notifier_call_chain (kernel/notifier.c:93) [ 656.790486] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 656.790519] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 656.790550] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 656.790581] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 656.790615] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 656.790639] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 656.790670] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 656.790701] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 656.790740] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 656.790775] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 656.790815] [ 656.790827] [ 656.790846] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 656.790880] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 656.790904] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 656.790934] netdev_core_pick_tx (net/core/dev.c:4211) [ 656.790963] __dev_queue_xmit (net/core/dev.c:4295) [ 656.790986] ? eth_header (net/ethernet/eth.c:85) [ 656.791014] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 656.791039] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 656.791070] mld_sendpack (net/ipv6/mcast.c:1822) [ 656.791094] mld_ifc_work (net/ipv6/mcast.c:2652) [ 656.791118] process_one_work (kernel/workqueue.c:3254) [ 656.791143] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 656.791167] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 656.791197] kthread (kernel/kthread.c:388) [ 656.791222] ? __pfx_kthread (kernel/kthread.c:341) [ 656.791247] ret_from_fork (arch/x86/kernel/process.c:147) [ 656.791277] ? __pfx_kthread (kernel/kthread.c:341) [ 656.791301] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 656.791327] | [ 719.792343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 719.792509] rcu: 3-....: (717308 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=168079 | [ 719.792565] rcu: (t=714033 jiffies g=-319 q=465 ncpus=4) [ 719.792636] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 719.792700] Workqueue: mld mld_ifc_work [ 719.792734] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 719.792770] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 719.792863] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 719.792894] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 719.792937] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 719.792981] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 719.793024] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 719.793067] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 719.793112] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 719.793155] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 719.793191] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 719.793236] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 719.793278] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 719.793321] PKRU: 55555554 [ 719.793333] Call Trace: [ 719.793349] [ 719.793367] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 719.793402] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 719.793433] ? notifier_call_chain (kernel/notifier.c:93) [ 719.793464] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 719.793495] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 719.793526] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 719.793558] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 719.793595] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 719.793621] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 719.793660] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 719.793691] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 719.793721] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 719.793751] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 719.793782] [ 719.793795] [ 719.793807] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 719.793839] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 719.793863] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 719.793893] netdev_core_pick_tx (net/core/dev.c:4211) [ 719.793919] __dev_queue_xmit (net/core/dev.c:4295) [ 719.793942] ? eth_header (net/ethernet/eth.c:85) [ 719.793971] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 719.793995] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 719.794026] mld_sendpack (net/ipv6/mcast.c:1822) [ 719.794050] mld_ifc_work (net/ipv6/mcast.c:2652) [ 719.794074] process_one_work (kernel/workqueue.c:3254) [ 719.794099] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 719.794123] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 719.794153] kthread (kernel/kthread.c:388) [ 719.794178] ? __pfx_kthread (kernel/kthread.c:341) [ 719.794202] ret_from_fork (arch/x86/kernel/process.c:147) [ 719.794226] ? __pfx_kthread (kernel/kthread.c:341) [ 719.794250] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 719.794276] | [ 782.795343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 782.795526] rcu: 3-....: (780311 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=181976 | [ 782.795582] rcu: (t=777036 jiffies g=-319 q=465 ncpus=4) [ 782.795655] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 782.795720] Workqueue: mld mld_ifc_work [ 782.795753] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 782.795789] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 782.795883] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 782.795914] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 782.795958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 782.796001] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 782.796044] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 782.796087] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 782.796133] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 782.796175] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 782.796211] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 782.796256] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 782.796298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 782.796341] PKRU: 55555554 [ 782.796360] Call Trace: [ 782.796375] [ 782.796393] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 782.796428] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 782.796459] ? notifier_call_chain (kernel/notifier.c:93) [ 782.796491] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 782.796523] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 782.796554] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 782.796585] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 782.796619] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 782.796644] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 782.796675] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 782.796707] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 782.796738] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 782.796768] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 782.796803] [ 782.796816] [ 782.796828] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 782.796860] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 782.796884] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 782.796915] netdev_core_pick_tx (net/core/dev.c:4211) [ 782.796946] __dev_queue_xmit (net/core/dev.c:4295) [ 782.796970] ? eth_header (net/ethernet/eth.c:85) [ 782.796994] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 782.797019] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 782.797050] mld_sendpack (net/ipv6/mcast.c:1822) [ 782.797075] mld_ifc_work (net/ipv6/mcast.c:2652) [ 782.797099] process_one_work (kernel/workqueue.c:3254) [ 782.797126] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 782.797151] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 782.797180] kthread (kernel/kthread.c:388) [ 782.797205] ? __pfx_kthread (kernel/kthread.c:341) [ 782.797230] ret_from_fork (arch/x86/kernel/process.c:147) [ 782.797254] ? __pfx_kthread (kernel/kthread.c:341) [ 782.797278] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 782.797304] | [ 845.798369] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 845.798545] rcu: 3-....: (843314 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=196152 | [ 845.798597] rcu: (t=840039 jiffies g=-319 q=465 ncpus=4) [ 845.798671] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 845.798735] Workqueue: mld mld_ifc_work [ 845.798769] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 845.798805] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 845.798900] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 845.798931] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 845.798975] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 845.799019] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 845.799063] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 845.799107] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 845.799153] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 845.799196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 845.799231] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 845.799277] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 845.799319] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 845.799363] PKRU: 55555554 [ 845.799376] Call Trace: [ 845.799391] [ 845.799409] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 845.799445] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 845.799475] ? notifier_call_chain (kernel/notifier.c:93) [ 845.799506] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 845.799537] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 845.799568] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 845.799599] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 845.799633] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 845.799658] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 845.799689] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 845.799721] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 845.799752] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 845.799782] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 845.799814] [ 845.799833] [ 845.799853] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 845.799887] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 845.799911] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 845.799942] netdev_core_pick_tx (net/core/dev.c:4211) [ 845.799973] __dev_queue_xmit (net/core/dev.c:4295) [ 845.799997] ? eth_header (net/ethernet/eth.c:85) [ 845.800026] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 845.800055] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 845.800085] mld_sendpack (net/ipv6/mcast.c:1822) [ 845.800113] mld_ifc_work (net/ipv6/mcast.c:2652) [ 845.800137] process_one_work (kernel/workqueue.c:3254) [ 845.800165] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 845.800189] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 845.800220] kthread (kernel/kthread.c:388) [ 845.800245] ? __pfx_kthread (kernel/kthread.c:341) [ 845.800269] ret_from_fork (arch/x86/kernel/process.c:147) [ 845.800294] ? __pfx_kthread (kernel/kthread.c:341) [ 845.800318] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 845.800348] | [ 908.801343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 908.801522] rcu: 3-....: (906316 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=210615 | [ 908.801574] rcu: (t=903042 jiffies g=-319 q=465 ncpus=4) [ 908.801647] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 908.801710] Workqueue: mld mld_ifc_work [ 908.801745] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 908.801781] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 908.801875] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 908.801905] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 908.801949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 908.801993] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 908.802037] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 908.802081] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 908.802126] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 908.802169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 908.802205] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 908.802250] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 908.802293] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 908.802337] PKRU: 55555554 [ 908.802355] Call Trace: [ 908.802371] [ 908.802388] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 908.802425] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 908.802455] ? notifier_call_chain (kernel/notifier.c:93) [ 908.802487] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 908.802518] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 908.802549] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 908.802581] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 908.802615] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 908.802640] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 908.802671] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 908.802703] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 908.802735] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 908.802766] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 908.802797] [ 908.802815] [ 908.802828] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 908.802861] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 908.802885] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 908.802916] netdev_core_pick_tx (net/core/dev.c:4211) [ 908.802942] __dev_queue_xmit (net/core/dev.c:4295) [ 908.802967] ? eth_header (net/ethernet/eth.c:85) [ 908.802992] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 908.803017] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 908.803048] mld_sendpack (net/ipv6/mcast.c:1822) [ 908.803073] mld_ifc_work (net/ipv6/mcast.c:2652) [ 908.803098] process_one_work (kernel/workqueue.c:3254) [ 908.803126] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 908.803150] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 908.803181] kthread (kernel/kthread.c:388) [ 908.803206] ? __pfx_kthread (kernel/kthread.c:341) [ 908.803231] ret_from_fork (arch/x86/kernel/process.c:147) [ 908.803256] ? __pfx_kthread (kernel/kthread.c:341) [ 908.803280] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 908.803307] | [ 971.804342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 971.804541] rcu: 3-....: (969319 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=225833 | [ 971.804596] rcu: (t=966045 jiffies g=-319 q=465 ncpus=4) [ 971.804669] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 971.804732] Workqueue: mld mld_ifc_work [ 971.804766] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 971.804802] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 971.804896] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 971.804927] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 971.804971] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 971.805015] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 971.805059] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 971.805103] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 971.805148] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 971.805192] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 971.805228] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 971.805273] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 971.805315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 971.805359] PKRU: 55555554 [ 971.805371] Call Trace: [ 971.805387] [ 971.805405] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 971.805440] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 971.805470] ? notifier_call_chain (kernel/notifier.c:93) [ 971.805502] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 971.805532] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 971.805563] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 971.805595] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 971.805626] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 971.805650] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 971.805681] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 971.805713] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 971.805744] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 971.805775] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 971.805806] [ 971.805819] [ 971.805832] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 971.805867] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 971.805891] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 971.805922] netdev_core_pick_tx (net/core/dev.c:4211) [ 971.805951] __dev_queue_xmit (net/core/dev.c:4295) [ 971.805975] ? eth_header (net/ethernet/eth.c:85) [ 971.806003] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 971.806028] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 971.806059] mld_sendpack (net/ipv6/mcast.c:1822) [ 971.806084] mld_ifc_work (net/ipv6/mcast.c:2652) [ 971.806108] process_one_work (kernel/workqueue.c:3254) [ 971.806136] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 971.806160] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 971.806191] kthread (kernel/kthread.c:388) [ 971.806216] ? __pfx_kthread (kernel/kthread.c:341) [ 971.806241] ret_from_fork (arch/x86/kernel/process.c:147) [ 971.806266] ? __pfx_kthread (kernel/kthread.c:341) [ 971.806291] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 971.806317] | [ 1034.807342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1034.807447] rcu: 3-....: (1032322 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=241094 | [ 1034.807500] rcu: (t=1029048 jiffies g=-319 q=465 ncpus=4) [ 1034.807572] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1034.807635] Workqueue: mld mld_ifc_work [ 1034.807669] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1034.807704] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 1034.807799] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1034.807829] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1034.807873] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1034.807916] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1034.807959] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1034.808003] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1034.808048] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1034.808091] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1034.808127] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1034.808172] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1034.808214] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1034.808258] PKRU: 55555554 [ 1034.808270] Call Trace: [ 1034.808285] [ 1034.808303] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1034.808338] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1034.808369] ? notifier_call_chain (kernel/notifier.c:93) [ 1034.808400] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1034.808431] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1034.808461] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1034.808492] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1034.808525] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1034.808550] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1034.808581] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1034.808612] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1034.808643] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1034.808674] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1034.808705] [ 1034.808717] [ 1034.808730] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1034.808762] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1034.808786] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1034.808817] netdev_core_pick_tx (net/core/dev.c:4211) [ 1034.808843] __dev_queue_xmit (net/core/dev.c:4295) [ 1034.808867] ? eth_header (net/ethernet/eth.c:85) [ 1034.808894] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1034.808919] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1034.808954] mld_sendpack (net/ipv6/mcast.c:1822) [ 1034.808979] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1034.809002] process_one_work (kernel/workqueue.c:3254) [ 1034.809031] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1034.809055] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1034.809086] kthread (kernel/kthread.c:388) [ 1034.809111] ? __pfx_kthread (kernel/kthread.c:341) [ 1034.809135] ret_from_fork (arch/x86/kernel/process.c:147) [ 1034.809159] ? __pfx_kthread (kernel/kthread.c:341) [ 1034.809183] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1034.809209] | [ 1097.810342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1097.810506] rcu: 3-....: (1095325 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=256267 | [ 1097.810558] rcu: (t=1092051 jiffies g=-319 q=465 ncpus=4) [ 1097.810633] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1097.810697] Workqueue: mld mld_ifc_work [ 1097.810730] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1097.810766] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1097.810859] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1097.810890] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1097.810934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1097.810978] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1097.811021] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1097.811064] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1097.811110] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1097.811153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1097.811189] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1097.811234] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1097.811276] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1097.811320] PKRU: 55555554 [ 1097.811332] Call Trace: [ 1097.811347] [ 1097.811366] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1097.811401] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1097.811431] ? notifier_call_chain (kernel/notifier.c:93) [ 1097.811463] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1097.811493] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1097.811524] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1097.811555] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1097.811589] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1097.811617] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1097.811648] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1097.811681] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1097.811712] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1097.811742] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1097.811773] [ 1097.811785] [ 1097.811798] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1097.811833] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1097.811857] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1097.811888] netdev_core_pick_tx (net/core/dev.c:4211) [ 1097.811914] __dev_queue_xmit (net/core/dev.c:4295) [ 1097.811937] ? eth_header (net/ethernet/eth.c:85) [ 1097.811966] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1097.811992] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1097.812023] mld_sendpack (net/ipv6/mcast.c:1822) [ 1097.812047] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1097.812071] process_one_work (kernel/workqueue.c:3254) [ 1097.812099] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1097.812123] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1097.812154] kthread (kernel/kthread.c:388) [ 1097.812179] ? __pfx_kthread (kernel/kthread.c:341) [ 1097.812204] ret_from_fork (arch/x86/kernel/process.c:147) [ 1097.812229] ? __pfx_kthread (kernel/kthread.c:341) [ 1097.812252] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1097.812281] | [ 1160.813342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1160.813523] rcu: 3-....: (1158328 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=271413 | [ 1160.813579] rcu: (t=1155054 jiffies g=-319 q=465 ncpus=4) [ 1160.813653] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1160.813718] Workqueue: mld mld_ifc_work [ 1160.813752] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1160.813788] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1160.813882] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1160.813913] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1160.813957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1160.814001] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1160.814045] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1160.814089] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1160.814135] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1160.814178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1160.814214] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1160.814259] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1160.814302] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1160.814345] PKRU: 55555554 [ 1160.814358] Call Trace: [ 1160.814374] [ 1160.814393] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1160.814428] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1160.814458] ? notifier_call_chain (kernel/notifier.c:93) [ 1160.814490] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1160.814520] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1160.814552] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1160.814583] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1160.814621] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1160.814645] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1160.814676] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1160.814708] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1160.814739] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1160.814769] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1160.814800] [ 1160.814813] [ 1160.814825] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1160.814861] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1160.814885] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1160.814915] netdev_core_pick_tx (net/core/dev.c:4211) [ 1160.814941] __dev_queue_xmit (net/core/dev.c:4295) [ 1160.814966] ? eth_header (net/ethernet/eth.c:85) [ 1160.814991] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1160.815016] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1160.815046] mld_sendpack (net/ipv6/mcast.c:1822) [ 1160.815071] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1160.815095] process_one_work (kernel/workqueue.c:3254) [ 1160.815120] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1160.815145] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1160.815175] kthread (kernel/kthread.c:388) [ 1160.815200] ? __pfx_kthread (kernel/kthread.c:341) [ 1160.815225] ret_from_fork (arch/x86/kernel/process.c:147) [ 1160.815249] ? __pfx_kthread (kernel/kthread.c:341) [ 1160.815273] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1160.815299] | [ 1223.816342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1223.816499] rcu: 3-....: (1221331 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=286625 | [ 1223.816551] rcu: (t=1218057 jiffies g=-319 q=465 ncpus=4) [ 1223.816620] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1223.816684] Workqueue: mld mld_ifc_work [ 1223.816718] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1223.816755] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1223.816849] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1223.816880] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1223.816925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1223.816968] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1223.817012] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1223.817056] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1223.817096] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1223.817139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1223.817175] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1223.817221] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1223.817263] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1223.817306] PKRU: 55555554 [ 1223.817325] Call Trace: [ 1223.817340] [ 1223.817358] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1223.817393] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1223.817424] ? notifier_call_chain (kernel/notifier.c:93) [ 1223.817455] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1223.817486] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1223.817516] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1223.817548] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1223.817583] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1223.817607] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1223.817647] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1223.817681] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1223.817711] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1223.817741] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1223.817772] [ 1223.817784] [ 1223.817797] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1223.817828] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1223.817852] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1223.817882] netdev_core_pick_tx (net/core/dev.c:4211) [ 1223.817908] __dev_queue_xmit (net/core/dev.c:4295) [ 1223.817932] ? eth_header (net/ethernet/eth.c:85) [ 1223.817961] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1223.817992] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1223.818023] mld_sendpack (net/ipv6/mcast.c:1822) [ 1223.818054] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1223.818078] process_one_work (kernel/workqueue.c:3254) [ 1223.818106] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1223.818130] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1223.818160] kthread (kernel/kthread.c:388) [ 1223.818185] ? __pfx_kthread (kernel/kthread.c:341) [ 1223.818209] ret_from_fork (arch/x86/kernel/process.c:147) [ 1223.818234] ? __pfx_kthread (kernel/kthread.c:341) [ 1223.818257] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1223.818283] | [ 1286.819342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1286.819437] rcu: 3-....: (1284334 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=301876 | [ 1286.819492] rcu: (t=1281060 jiffies g=-319 q=465 ncpus=4) [ 1286.819563] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1286.819626] Workqueue: mld mld_ifc_work [ 1286.819659] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1286.819694] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 1286.819787] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1286.819817] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1286.819860] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1286.819904] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1286.819947] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1286.819991] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1286.820036] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1286.820079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1286.820114] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1286.820159] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1286.820201] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1286.820244] PKRU: 55555554 [ 1286.820262] Call Trace: [ 1286.820278] [ 1286.820295] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1286.820330] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1286.820365] ? notifier_call_chain (kernel/notifier.c:93) [ 1286.820396] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1286.820426] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1286.820456] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1286.820488] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1286.820518] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1286.820542] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1286.820573] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1286.820605] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1286.820636] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1286.820666] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1286.820700] [ 1286.820713] [ 1286.820726] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1286.820757] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1286.820781] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1286.820812] netdev_core_pick_tx (net/core/dev.c:4211) [ 1286.820843] __dev_queue_xmit (net/core/dev.c:4295) [ 1286.820867] ? eth_header (net/ethernet/eth.c:85) [ 1286.820895] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1286.820923] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1286.820954] mld_sendpack (net/ipv6/mcast.c:1822) [ 1286.820979] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1286.821003] process_one_work (kernel/workqueue.c:3254) [ 1286.821028] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1286.821052] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1286.821082] kthread (kernel/kthread.c:388) [ 1286.821108] ? __pfx_kthread (kernel/kthread.c:341) [ 1286.821132] ret_from_fork (arch/x86/kernel/process.c:147) [ 1286.821157] ? __pfx_kthread (kernel/kthread.c:341) [ 1286.821181] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1286.821206] | [ 1349.822342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1349.822517] rcu: 3-....: (1347337 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=317248 | [ 1349.822571] rcu: (t=1344063 jiffies g=-319 q=465 ncpus=4) [ 1349.822639] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1349.822704] Workqueue: mld mld_ifc_work [ 1349.822738] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1349.822774] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1349.822868] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1349.822899] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1349.822943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1349.822987] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1349.823030] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1349.823074] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1349.823120] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1349.823163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1349.823199] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1349.823244] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1349.823286] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1349.823330] PKRU: 55555554 [ 1349.823348] Call Trace: [ 1349.823363] [ 1349.823381] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1349.823415] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1349.823446] ? notifier_call_chain (kernel/notifier.c:93) [ 1349.823478] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1349.823508] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1349.823539] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1349.823571] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1349.823605] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1349.823629] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1349.823660] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1349.823692] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1349.823724] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1349.823754] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1349.823785] [ 1349.823798] [ 1349.823811] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1349.823846] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1349.823870] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1349.823901] netdev_core_pick_tx (net/core/dev.c:4211) [ 1349.823927] __dev_queue_xmit (net/core/dev.c:4295) [ 1349.823951] ? eth_header (net/ethernet/eth.c:85) [ 1349.823979] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1349.824005] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1349.824036] mld_sendpack (net/ipv6/mcast.c:1822) [ 1349.824061] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1349.824085] process_one_work (kernel/workqueue.c:3254) [ 1349.824110] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1349.824136] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1349.824168] kthread (kernel/kthread.c:388) [ 1349.824193] ? __pfx_kthread (kernel/kthread.c:341) [ 1349.824217] ret_from_fork (arch/x86/kernel/process.c:147) [ 1349.824243] ? __pfx_kthread (kernel/kthread.c:341) [ 1349.824267] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1349.824293] | [ 1412.825342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1412.825448] rcu: 3-....: (1410340 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=332421 | [ 1412.825503] rcu: (t=1407066 jiffies g=-319 q=465 ncpus=4) [ 1412.825572] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1412.825636] Workqueue: mld mld_ifc_work [ 1412.825669] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1412.825705] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1412.825800] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1412.825830] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1412.825873] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1412.825917] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1412.825961] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1412.826004] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1412.826050] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1412.826093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1412.826128] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1412.826172] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1412.826215] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1412.826259] PKRU: 55555554 [ 1412.826277] Call Trace: [ 1412.826292] [ 1412.826310] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1412.826345] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1412.826376] ? notifier_call_chain (kernel/notifier.c:93) [ 1412.826407] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1412.826437] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1412.826468] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1412.826499] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1412.826533] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1412.826558] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1412.826589] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1412.826620] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1412.826651] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1412.826681] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1412.826714] [ 1412.826732] [ 1412.826745] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1412.826776] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1412.826800] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1412.826831] netdev_core_pick_tx (net/core/dev.c:4211) [ 1412.826857] __dev_queue_xmit (net/core/dev.c:4295) [ 1412.826881] ? eth_header (net/ethernet/eth.c:85) [ 1412.826909] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1412.826934] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1412.826965] mld_sendpack (net/ipv6/mcast.c:1822) [ 1412.826990] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1412.827014] process_one_work (kernel/workqueue.c:3254) [ 1412.827042] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1412.827066] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1412.827096] kthread (kernel/kthread.c:388) [ 1412.827121] ? __pfx_kthread (kernel/kthread.c:341) [ 1412.827145] ret_from_fork (arch/x86/kernel/process.c:147) [ 1412.827176] ? __pfx_kthread (kernel/kthread.c:341) [ 1412.827201] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1412.827226] | [ 1475.828342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1475.828503] rcu: 3-....: (1473343 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=347538 | [ 1475.828560] rcu: (t=1470069 jiffies g=-319 q=465 ncpus=4) [ 1475.828628] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1475.828691] Workqueue: mld mld_ifc_work [ 1475.828727] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1475.828764] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1475.828856] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1475.828887] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1475.828931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1475.828973] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1475.829017] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1475.829060] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1475.829106] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1475.829149] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1475.829184] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1475.829230] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1475.829272] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1475.829315] PKRU: 55555554 [ 1475.829333] Call Trace: [ 1475.829348] [ 1475.829366] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1475.829401] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1475.829431] ? notifier_call_chain (kernel/notifier.c:93) [ 1475.829463] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1475.829499] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1475.829530] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1475.829561] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1475.829598] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1475.829622] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1475.829653] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1475.829685] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1475.829716] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1475.829747] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1475.829777] [ 1475.829795] [ 1475.829808] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1475.829846] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1475.829870] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1475.829900] netdev_core_pick_tx (net/core/dev.c:4211) [ 1475.829926] __dev_queue_xmit (net/core/dev.c:4295) [ 1475.829949] ? eth_header (net/ethernet/eth.c:85) [ 1475.829974] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1475.830002] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1475.830033] mld_sendpack (net/ipv6/mcast.c:1822) [ 1475.830058] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1475.830082] process_one_work (kernel/workqueue.c:3254) [ 1475.830107] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1475.830131] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1475.830161] kthread (kernel/kthread.c:388) [ 1475.830187] ? __pfx_kthread (kernel/kthread.c:341) [ 1475.830210] ret_from_fork (arch/x86/kernel/process.c:147) [ 1475.830236] ? __pfx_kthread (kernel/kthread.c:341) [ 1475.830260] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1475.830286] | [ 1538.831342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1538.831498] rcu: 3-....: (1536346 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=362265 | [ 1538.831555] rcu: (t=1533072 jiffies g=-319 q=465 ncpus=4) [ 1538.831626] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1538.831691] Workqueue: mld mld_ifc_work [ 1538.831724] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1538.831761] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 1538.831855] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1538.831887] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1538.831930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1538.831974] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1538.832018] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1538.832062] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1538.832108] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1538.832151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1538.832187] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1538.832232] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1538.832274] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1538.832318] PKRU: 55555554 [ 1538.832336] Call Trace: [ 1538.832351] [ 1538.832369] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1538.832405] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1538.832436] ? notifier_call_chain (kernel/notifier.c:93) [ 1538.832472] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1538.832503] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1538.832534] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1538.832565] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1538.832603] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1538.832628] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1538.832659] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1538.832690] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1538.832722] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1538.832752] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1538.832783] [ 1538.832796] [ 1538.832809] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1538.832845] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1538.832869] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1538.832900] netdev_core_pick_tx (net/core/dev.c:4211) [ 1538.832930] __dev_queue_xmit (net/core/dev.c:4295) [ 1538.832954] ? eth_header (net/ethernet/eth.c:85) [ 1538.832978] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1538.833003] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1538.833034] mld_sendpack (net/ipv6/mcast.c:1822) [ 1538.833060] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1538.833084] process_one_work (kernel/workqueue.c:3254) [ 1538.833108] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1538.833133] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1538.833163] kthread (kernel/kthread.c:388) [ 1538.833188] ? __pfx_kthread (kernel/kthread.c:341) [ 1538.833213] ret_from_fork (arch/x86/kernel/process.c:147) [ 1538.833238] ? __pfx_kthread (kernel/kthread.c:341) [ 1538.833262] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1538.833288] | [ 1601.834341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1601.834543] rcu: 3-....: (1599349 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=377090 | [ 1601.834594] rcu: (t=1596075 jiffies g=-319 q=465 ncpus=4) [ 1601.834662] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1601.834725] Workqueue: mld mld_ifc_work [ 1601.834761] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1601.834797] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1601.834891] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1601.834921] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1601.834965] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1601.835008] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1601.835051] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1601.835095] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1601.835141] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1601.835183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1601.835219] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1601.835265] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1601.835305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1601.835348] PKRU: 55555554 [ 1601.835366] Call Trace: [ 1601.835381] [ 1601.835400] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1601.835435] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1601.835467] ? notifier_call_chain (kernel/notifier.c:93) [ 1601.835498] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1601.835529] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1601.835560] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1601.835591] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1601.835626] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1601.835651] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1601.835683] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1601.835715] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1601.835746] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1601.835777] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1601.835808] [ 1601.835821] [ 1601.835839] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1601.835874] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1601.835898] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1601.835929] netdev_core_pick_tx (net/core/dev.c:4211) [ 1601.835955] __dev_queue_xmit (net/core/dev.c:4295) [ 1601.835980] ? eth_header (net/ethernet/eth.c:85) [ 1601.836007] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1601.836035] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1601.836066] mld_sendpack (net/ipv6/mcast.c:1822) [ 1601.836091] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1601.836116] process_one_work (kernel/workqueue.c:3254) [ 1601.836144] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1601.836168] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1601.836199] kthread (kernel/kthread.c:388) [ 1601.836224] ? __pfx_kthread (kernel/kthread.c:341) [ 1601.836249] ret_from_fork (arch/x86/kernel/process.c:147) [ 1601.836274] ? __pfx_kthread (kernel/kthread.c:341) [ 1601.836305] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1601.836331] | [ 1664.837352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1664.837522] rcu: 3-....: (1662351 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=391924 | [ 1664.837579] rcu: (t=1659078 jiffies g=-319 q=465 ncpus=4) [ 1664.837648] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1664.837711] Workqueue: mld mld_ifc_work [ 1664.837744] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1664.837780] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1664.837874] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1664.837906] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1664.837949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1664.837993] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1664.838037] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1664.838081] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1664.838127] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1664.838170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1664.838206] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1664.838252] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1664.838294] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1664.838338] PKRU: 55555554 [ 1664.838356] Call Trace: [ 1664.838372] [ 1664.838390] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1664.838426] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1664.838457] ? notifier_call_chain (kernel/notifier.c:93) [ 1664.838489] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1664.838522] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1664.838554] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1664.838586] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1664.838619] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1664.838644] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1664.838676] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1664.838708] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1664.838739] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1664.838770] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1664.838801] [ 1664.838814] [ 1664.838828] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1664.838860] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1664.838885] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1664.838916] netdev_core_pick_tx (net/core/dev.c:4211) [ 1664.838942] __dev_queue_xmit (net/core/dev.c:4295) [ 1664.838967] ? eth_header (net/ethernet/eth.c:85) [ 1664.838995] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1664.839024] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1664.839055] mld_sendpack (net/ipv6/mcast.c:1822) [ 1664.839081] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1664.839106] process_one_work (kernel/workqueue.c:3254) [ 1664.839134] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1664.839159] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1664.839189] kthread (kernel/kthread.c:388) [ 1664.839215] ? __pfx_kthread (kernel/kthread.c:341) [ 1664.839239] ret_from_fork (arch/x86/kernel/process.c:147) [ 1664.839268] ? __pfx_kthread (kernel/kthread.c:341) [ 1664.839292] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1664.839322] | [ 1727.840341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1727.840500] rcu: 3-....: (1725353 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=406706 | [ 1727.840555] rcu: (t=1722081 jiffies g=-319 q=465 ncpus=4) [ 1727.840625] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1727.840688] Workqueue: mld mld_ifc_work [ 1727.840721] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1727.840757] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1727.840851] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1727.840882] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1727.840925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1727.840969] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1727.841007] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1727.841051] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1727.841091] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1727.841135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1727.841171] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1727.841216] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1727.841259] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1727.841312] PKRU: 55555554 [ 1727.841331] Call Trace: [ 1727.841346] [ 1727.841364] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1727.841401] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1727.841432] ? notifier_call_chain (kernel/notifier.c:93) [ 1727.841463] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1727.841497] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1727.841527] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1727.841559] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1727.841592] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1727.841618] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1727.841649] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1727.841680] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1727.841711] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1727.841741] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1727.841773] [ 1727.841785] [ 1727.841798] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1727.841832] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1727.841856] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1727.841886] netdev_core_pick_tx (net/core/dev.c:4211) [ 1727.841915] __dev_queue_xmit (net/core/dev.c:4295) [ 1727.841939] ? eth_header (net/ethernet/eth.c:85) [ 1727.841970] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1727.841995] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1727.842026] mld_sendpack (net/ipv6/mcast.c:1822) [ 1727.842051] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1727.842075] process_one_work (kernel/workqueue.c:3254) [ 1727.842103] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1727.842127] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1727.842158] kthread (kernel/kthread.c:388) [ 1727.842183] ? __pfx_kthread (kernel/kthread.c:341) [ 1727.842207] ret_from_fork (arch/x86/kernel/process.c:147) [ 1727.842232] ? __pfx_kthread (kernel/kthread.c:341) [ 1727.842256] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1727.842282] | [ 1790.843353] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1790.843516] rcu: 3-....: (1788356 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=421492 | [ 1790.843572] rcu: (t=1785084 jiffies g=-319 q=465 ncpus=4) [ 1790.843644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1790.843708] Workqueue: mld mld_ifc_work [ 1790.843741] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1790.843778] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1790.843873] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1790.843904] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1790.843947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1790.843991] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1790.844034] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1790.844077] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1790.844123] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1790.844166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1790.844202] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1790.844247] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1790.844289] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1790.844333] PKRU: 55555554 [ 1790.844351] Call Trace: [ 1790.844375] [ 1790.844398] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1790.844434] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1790.844464] ? notifier_call_chain (kernel/notifier.c:93) [ 1790.844496] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1790.844527] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1790.844558] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1790.844590] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1790.844627] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1790.844654] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1790.844686] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1790.844717] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1790.844748] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1790.844778] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1790.844811] [ 1790.844824] [ 1790.844837] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1790.844871] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1790.844895] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1790.844926] netdev_core_pick_tx (net/core/dev.c:4211) [ 1790.844952] __dev_queue_xmit (net/core/dev.c:4295) [ 1790.844976] ? eth_header (net/ethernet/eth.c:85) [ 1790.845005] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1790.845030] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1790.845062] mld_sendpack (net/ipv6/mcast.c:1822) [ 1790.845086] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1790.845110] process_one_work (kernel/workqueue.c:3254) [ 1790.845134] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1790.845158] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1790.845189] kthread (kernel/kthread.c:388) [ 1790.845213] ? __pfx_kthread (kernel/kthread.c:341) [ 1790.845238] ret_from_fork (arch/x86/kernel/process.c:147) [ 1790.845266] ? __pfx_kthread (kernel/kthread.c:341) [ 1790.845290] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1790.845316] | [ 1853.846353] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1853.846554] rcu: 3-....: (1851359 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=436454 | [ 1853.846621] rcu: (t=1848087 jiffies g=-319 q=465 ncpus=4) [ 1853.846710] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1853.846797] Workqueue: mld mld_ifc_work [ 1853.846839] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1853.846894] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 1853.847003] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1853.847039] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1853.847087] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1853.847136] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1853.847188] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1853.847237] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1853.847290] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1853.847359] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1853.847454] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1853.847518] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1853.847580] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1853.847630] PKRU: 55555554 [ 1853.847651] Call Trace: [ 1853.847676] [ 1853.847697] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1853.847745] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1853.847783] ? notifier_call_chain (kernel/notifier.c:93) [ 1853.847825] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1853.847868] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1853.847906] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1853.847947] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1853.847997] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1853.848028] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1853.848063] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1853.848100] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1853.848136] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1853.848176] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1853.848233] [ 1853.848255] [ 1853.848277] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1853.848321] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 1853.848349] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1853.848406] netdev_core_pick_tx (net/core/dev.c:4211) [ 1853.848443] __dev_queue_xmit (net/core/dev.c:4295) [ 1853.848471] ? eth_header (net/ethernet/eth.c:85) [ 1853.848504] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1853.848539] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1853.848579] mld_sendpack (net/ipv6/mcast.c:1822) [ 1853.848611] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1853.848651] process_one_work (kernel/workqueue.c:3254) [ 1853.848685] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1853.848713] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1853.848751] kthread (kernel/kthread.c:388) [ 1853.848782] ? __pfx_kthread (kernel/kthread.c:341) [ 1853.848811] ret_from_fork (arch/x86/kernel/process.c:147) [ 1853.848857] ? __pfx_kthread (kernel/kthread.c:341) [ 1853.848884] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1853.848919] | [ 1916.849365] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1916.849530] rcu: 3-....: (1914361 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=451851 | [ 1916.849596] rcu: (t=1911090 jiffies g=-319 q=465 ncpus=4) [ 1916.849681] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1916.849759] Workqueue: mld mld_ifc_work [ 1916.849798] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1916.849842] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 1916.849955] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1916.849993] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1916.850046] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1916.850098] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1916.850152] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1916.850204] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1916.850258] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1916.850310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1916.850353] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1916.850407] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1916.850459] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1916.850511] PKRU: 55555554 [ 1916.850533] Call Trace: [ 1916.850557] [ 1916.850579] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1916.850622] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1916.850660] ? notifier_call_chain (kernel/notifier.c:93) [ 1916.850696] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1916.850732] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1916.850769] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1916.850806] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1916.850847] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1916.850878] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1916.850917] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1916.850954] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1916.850992] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1916.851029] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1916.851069] [ 1916.851090] [ 1916.851112] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1916.851150] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1916.851179] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1916.851216] netdev_core_pick_tx (net/core/dev.c:4211) [ 1916.851246] __dev_queue_xmit (net/core/dev.c:4295) [ 1916.851275] ? eth_header (net/ethernet/eth.c:85) [ 1916.851305] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1916.851336] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1916.851372] mld_sendpack (net/ipv6/mcast.c:1822) [ 1916.851401] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1916.851430] process_one_work (kernel/workqueue.c:3254) [ 1916.851462] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1916.851492] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1916.851529] kthread (kernel/kthread.c:388) [ 1916.851559] ? __pfx_kthread (kernel/kthread.c:341) [ 1916.851589] ret_from_fork (arch/x86/kernel/process.c:147) [ 1916.851618] ? __pfx_kthread (kernel/kthread.c:341) [ 1916.851647] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1916.851677] | [ 1979.852353] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 1979.852530] rcu: 3-....: (1977363 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=467160 | [ 1979.852596] rcu: (t=1974093 jiffies g=-319 q=465 ncpus=4) [ 1979.852687] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1979.852765] Workqueue: mld mld_ifc_work [ 1979.852808] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1979.852850] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 1979.852965] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 1979.853004] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 1979.853057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 1979.853110] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 1979.853163] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 1979.853216] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 1979.853271] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 1979.853328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1979.853370] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 1979.853424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1979.853473] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1979.853526] PKRU: 55555554 [ 1979.853548] Call Trace: [ 1979.853568] [ 1979.853595] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 1979.853638] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 1979.853675] ? notifier_call_chain (kernel/notifier.c:93) [ 1979.853712] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 1979.853749] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 1979.853787] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 1979.853824] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 1979.853861] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 1979.853890] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 1979.853927] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 1979.853964] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 1979.854003] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 1979.854040] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 1979.854077] [ 1979.854099] [ 1979.854121] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 1979.854162] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 1979.854191] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 1979.854229] netdev_core_pick_tx (net/core/dev.c:4211) [ 1979.854259] __dev_queue_xmit (net/core/dev.c:4295) [ 1979.854288] ? eth_header (net/ethernet/eth.c:85) [ 1979.854323] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 1979.854353] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1979.854390] mld_sendpack (net/ipv6/mcast.c:1822) [ 1979.854420] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1979.854450] process_one_work (kernel/workqueue.c:3254) [ 1979.854479] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 1979.854509] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 1979.854546] kthread (kernel/kthread.c:388) [ 1979.854583] ? __pfx_kthread (kernel/kthread.c:341) [ 1979.854611] ret_from_fork (arch/x86/kernel/process.c:147) [ 1979.854641] ? __pfx_kthread (kernel/kthread.c:341) [ 1979.854669] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 1979.854698] | [ 2042.855341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2042.855600] rcu: 3-....: (2040365 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=481999 | [ 2042.855738] rcu: (t=2037096 jiffies g=-319 q=465 ncpus=4) [ 2042.855913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2042.856095] Workqueue: mld mld_ifc_work [ 2042.856172] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2042.856215] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2042.856323] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2042.856360] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2042.856410] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2042.856463] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2042.856512] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2042.856564] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2042.856616] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2042.856673] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2042.856716] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2042.856767] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2042.856815] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2042.856867] PKRU: 55555554 [ 2042.856887] Call Trace: [ 2042.856911] [ 2042.856932] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2042.856971] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2042.857004] ? notifier_call_chain (kernel/notifier.c:93) [ 2042.857040] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2042.857078] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2042.857112] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2042.857148] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2042.857192] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2042.857220] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2042.857254] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2042.857290] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2042.857326] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2042.857364] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2042.857405] [ 2042.857426] [ 2042.857447] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2042.857485] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2042.857512] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2042.857550] netdev_core_pick_tx (net/core/dev.c:4211) [ 2042.857587] __dev_queue_xmit (net/core/dev.c:4295) [ 2042.857618] ? eth_header (net/ethernet/eth.c:85) [ 2042.857653] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2042.857685] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2042.857723] mld_sendpack (net/ipv6/mcast.c:1822) [ 2042.857755] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2042.857783] process_one_work (kernel/workqueue.c:3254) [ 2042.857826] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2042.857853] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2042.857889] kthread (kernel/kthread.c:388) [ 2042.857917] ? __pfx_kthread (kernel/kthread.c:341) [ 2042.857946] ret_from_fork (arch/x86/kernel/process.c:147) [ 2042.857977] ? __pfx_kthread (kernel/kthread.c:341) [ 2042.858005] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2042.858034] | [ 2105.858352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2105.858611] rcu: 3-....: (2103367 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=496846 | [ 2105.858765] rcu: (t=2100099 jiffies g=-319 q=465 ncpus=4) [ 2105.858934] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2105.859028] Workqueue: mld mld_ifc_work [ 2105.859064] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2105.859106] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2105.859217] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2105.859253] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2105.859317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2105.859368] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2105.859417] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2105.859467] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2105.859520] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2105.859575] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2105.859616] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2105.859667] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2105.859716] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2105.859768] PKRU: 55555554 [ 2105.859789] Call Trace: [ 2105.859811] [ 2105.859831] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2105.859873] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2105.859909] ? notifier_call_chain (kernel/notifier.c:93) [ 2105.859944] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2105.859982] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2105.860016] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2105.860051] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2105.860088] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2105.860116] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2105.860151] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2105.860187] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2105.860222] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2105.860262] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2105.860301] [ 2105.860321] [ 2105.860341] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2105.860382] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2105.860408] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2105.860444] netdev_core_pick_tx (net/core/dev.c:4211) [ 2105.860477] __dev_queue_xmit (net/core/dev.c:4295) [ 2105.860505] ? eth_header (net/ethernet/eth.c:85) [ 2105.860535] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2105.860565] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2105.860604] mld_sendpack (net/ipv6/mcast.c:1822) [ 2105.860632] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2105.860663] process_one_work (kernel/workqueue.c:3254) [ 2105.860697] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2105.860725] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2105.860760] kthread (kernel/kthread.c:388) [ 2105.860790] ? __pfx_kthread (kernel/kthread.c:341) [ 2105.860817] ret_from_fork (arch/x86/kernel/process.c:147) [ 2105.860850] ? __pfx_kthread (kernel/kthread.c:341) [ 2105.860878] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2105.860908] | [ 2168.861341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2168.861581] rcu: 3-....: (2166369 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=511628 | [ 2168.861720] rcu: (t=2163102 jiffies g=-319 q=465 ncpus=4) [ 2168.861895] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2168.862014] Workqueue: mld mld_ifc_work [ 2168.862060] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2168.862101] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2168.862207] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2168.862242] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2168.862292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2168.862342] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2168.862391] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2168.862441] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2168.862493] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2168.862548] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2168.862589] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2168.862640] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2168.862689] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2168.862740] PKRU: 55555554 [ 2168.862761] Call Trace: [ 2168.862784] [ 2168.862805] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2168.862846] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2168.862882] ? notifier_call_chain (kernel/notifier.c:93) [ 2168.862918] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2168.862958] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2168.862994] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2168.863031] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2168.863072] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2168.863101] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2168.863135] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2168.863171] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2168.863207] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2168.863241] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2168.863275] [ 2168.863296] [ 2168.863316] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2168.863352] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2168.863380] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2168.863415] netdev_core_pick_tx (net/core/dev.c:4211) [ 2168.863443] __dev_queue_xmit (net/core/dev.c:4295) [ 2168.863473] ? eth_header (net/ethernet/eth.c:85) [ 2168.863506] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2168.863536] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2168.863578] mld_sendpack (net/ipv6/mcast.c:1822) [ 2168.863606] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2168.863639] process_one_work (kernel/workqueue.c:3254) [ 2168.863674] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2168.863700] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2168.863755] kthread (kernel/kthread.c:388) [ 2168.863785] ? __pfx_kthread (kernel/kthread.c:341) [ 2168.863813] ret_from_fork (arch/x86/kernel/process.c:147) [ 2168.863845] ? __pfx_kthread (kernel/kthread.c:341) [ 2168.863874] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2168.863910] | [ 2231.864341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2231.864598] rcu: 3-....: (2229371 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=526432 | [ 2231.864746] rcu: (t=2226105 jiffies g=-319 q=465 ncpus=4) [ 2231.864941] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2231.865165] Workqueue: mld mld_ifc_work [ 2231.865249] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2231.865293] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2231.865425] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2231.865460] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2231.865509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2231.865558] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2231.865609] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2231.865659] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2231.865709] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2231.865767] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2231.865808] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2231.865861] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2231.865909] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2231.865959] PKRU: 55555554 [ 2231.865979] Call Trace: [ 2231.866003] [ 2231.866023] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2231.866063] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2231.866098] ? notifier_call_chain (kernel/notifier.c:93) [ 2231.866134] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2231.866169] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2231.866204] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2231.866239] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2231.866281] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2231.866308] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2231.866343] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2231.866380] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2231.866415] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2231.866450] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2231.866490] [ 2231.866511] [ 2231.866532] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2231.866573] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2231.866600] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2231.866637] netdev_core_pick_tx (net/core/dev.c:4211) [ 2231.866666] __dev_queue_xmit (net/core/dev.c:4295) [ 2231.866694] ? eth_header (net/ethernet/eth.c:85) [ 2231.866726] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2231.866760] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2231.866799] mld_sendpack (net/ipv6/mcast.c:1822) [ 2231.866831] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2231.866858] process_one_work (kernel/workqueue.c:3254) [ 2231.866890] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2231.866920] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2231.866955] kthread (kernel/kthread.c:388) [ 2231.866983] ? __pfx_kthread (kernel/kthread.c:341) [ 2231.867011] ret_from_fork (arch/x86/kernel/process.c:147) [ 2231.867043] ? __pfx_kthread (kernel/kthread.c:341) [ 2231.867071] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2231.867101] | [ 2294.867350] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2294.867611] rcu: 3-....: (2292373 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=541168 | [ 2294.867772] rcu: (t=2289108 jiffies g=-319 q=465 ncpus=4) [ 2294.867988] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2294.868167] Workqueue: mld mld_ifc_work [ 2294.868242] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2294.868339] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 2294.868573] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2294.868610] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2294.868661] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2294.868730] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2294.868783] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2294.868859] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2294.868913] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2294.868966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2294.869009] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2294.869063] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2294.869113] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2294.869176] PKRU: 55555554 [ 2294.869197] Call Trace: [ 2294.869233] [ 2294.869261] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2294.869301] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2294.869336] ? notifier_call_chain (kernel/notifier.c:93) [ 2294.869372] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2294.869410] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2294.869445] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2294.869481] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2294.869522] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2294.869555] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2294.869590] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2294.869626] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2294.869661] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2294.869699] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2294.869737] [ 2294.869758] [ 2294.869779] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2294.869815] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2294.869842] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2294.869881] netdev_core_pick_tx (net/core/dev.c:4211) [ 2294.869913] __dev_queue_xmit (net/core/dev.c:4295) [ 2294.869944] ? eth_header (net/ethernet/eth.c:85) [ 2294.869981] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2294.870023] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2294.870061] mld_sendpack (net/ipv6/mcast.c:1822) [ 2294.870093] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2294.870123] process_one_work (kernel/workqueue.c:3254) [ 2294.870155] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2294.870182] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2294.870218] kthread (kernel/kthread.c:388) [ 2294.870246] ? __pfx_kthread (kernel/kthread.c:341) [ 2294.870273] ret_from_fork (arch/x86/kernel/process.c:147) [ 2294.870302] ? __pfx_kthread (kernel/kthread.c:341) [ 2294.870330] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2294.870359] | [ 2357.870357] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2357.870611] rcu: 3-....: (2355374 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=555938 | [ 2357.870767] rcu: (t=2352111 jiffies g=-319 q=465 ncpus=4) [ 2357.870918] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2357.870989] Workqueue: mld mld_ifc_work [ 2357.871031] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2357.871074] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2357.871199] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2357.871236] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2357.871298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2357.871352] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2357.871405] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2357.871457] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2357.871521] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2357.871578] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2357.871620] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2357.871674] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2357.871723] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2357.871776] PKRU: 55555554 [ 2357.871798] Call Trace: [ 2357.871821] [ 2357.871842] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2357.871885] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2357.871925] ? notifier_call_chain (kernel/notifier.c:93) [ 2357.871962] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2357.872010] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2357.872047] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2357.872095] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2357.872136] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2357.872163] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2357.872198] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2357.872235] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2357.872271] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2357.872306] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2357.872342] [ 2357.872363] [ 2357.872384] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2357.872424] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2357.872452] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2357.872486] netdev_core_pick_tx (net/core/dev.c:4211) [ 2357.872519] __dev_queue_xmit (net/core/dev.c:4295) [ 2357.872546] ? eth_header (net/ethernet/eth.c:85) [ 2357.872582] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2357.872617] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2357.872658] mld_sendpack (net/ipv6/mcast.c:1822) [ 2357.872687] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2357.872715] process_one_work (kernel/workqueue.c:3254) [ 2357.872746] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2357.872775] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2357.872809] kthread (kernel/kthread.c:388) [ 2357.872844] ? __pfx_kthread (kernel/kthread.c:341) [ 2357.872888] ret_from_fork (arch/x86/kernel/process.c:147) [ 2357.872915] ? __pfx_kthread (kernel/kthread.c:341) [ 2357.872943] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2357.872973] | [ 2420.873342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2420.873606] rcu: 3-....: (2418376 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=570710 | [ 2420.873756] rcu: (t=2415114 jiffies g=-319 q=465 ncpus=4) [ 2420.873952] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2420.874132] Workqueue: mld mld_ifc_work [ 2420.874214] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2420.874291] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2420.874403] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2420.874450] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2420.874502] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2420.874556] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2420.874607] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2420.874659] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2420.874713] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2420.874769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2420.874812] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2420.874866] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2420.874916] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2420.874970] PKRU: 55555554 [ 2420.874992] Call Trace: [ 2420.875017] [ 2420.875038] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2420.875080] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2420.875117] ? notifier_call_chain (kernel/notifier.c:93) [ 2420.875154] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2420.875191] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2420.875229] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2420.875266] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2420.875304] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2420.875334] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2420.875371] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2420.875408] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2420.875445] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2420.875482] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2420.875519] [ 2420.875541] [ 2420.875563] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2420.875602] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2420.875633] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2420.875672] netdev_core_pick_tx (net/core/dev.c:4211) [ 2420.875714] __dev_queue_xmit (net/core/dev.c:4295) [ 2420.875743] ? eth_header (net/ethernet/eth.c:85) [ 2420.875776] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2420.875807] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2420.875846] mld_sendpack (net/ipv6/mcast.c:1822) [ 2420.875877] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2420.875907] process_one_work (kernel/workqueue.c:3254) [ 2420.875939] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2420.875970] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2420.876008] kthread (kernel/kthread.c:388) [ 2420.876040] ? __pfx_kthread (kernel/kthread.c:341) [ 2420.876071] ret_from_fork (arch/x86/kernel/process.c:147) [ 2420.876102] ? __pfx_kthread (kernel/kthread.c:341) [ 2420.876133] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2420.876192] | [ 2483.876341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2483.876598] rcu: 3-....: (2481378 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=585483 | [ 2483.876738] rcu: (t=2478117 jiffies g=-319 q=465 ncpus=4) [ 2483.876912] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2483.877038] Workqueue: mld mld_ifc_work [ 2483.877081] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2483.877124] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2483.877240] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2483.877276] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2483.877325] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2483.877375] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2483.877425] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2483.877475] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2483.877528] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2483.877583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2483.877626] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2483.877678] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2483.877726] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2483.877776] PKRU: 55555554 [ 2483.877797] Call Trace: [ 2483.877822] [ 2483.877851] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2483.877892] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2483.877927] ? notifier_call_chain (kernel/notifier.c:93) [ 2483.877966] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2483.878004] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2483.878040] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2483.878075] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2483.878113] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2483.878142] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2483.878179] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2483.878214] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2483.878248] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2483.878282] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2483.878316] [ 2483.878336] [ 2483.878357] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2483.878397] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2483.878423] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2483.878458] netdev_core_pick_tx (net/core/dev.c:4211) [ 2483.878487] __dev_queue_xmit (net/core/dev.c:4295) [ 2483.878514] ? eth_header (net/ethernet/eth.c:85) [ 2483.878548] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2483.878578] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2483.878613] mld_sendpack (net/ipv6/mcast.c:1822) [ 2483.878642] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2483.878674] process_one_work (kernel/workqueue.c:3254) [ 2483.878708] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2483.878736] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2483.878772] kthread (kernel/kthread.c:388) [ 2483.878800] ? __pfx_kthread (kernel/kthread.c:341) [ 2483.878828] ret_from_fork (arch/x86/kernel/process.c:147) [ 2483.878862] ? __pfx_kthread (kernel/kthread.c:341) [ 2483.878890] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2483.878923] | [ 2546.879341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2546.879548] rcu: 3-....: (2544380 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=600275 | [ 2546.879617] rcu: (t=2541120 jiffies g=-319 q=465 ncpus=4) [ 2546.879700] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2546.879775] Workqueue: mld mld_ifc_work [ 2546.879815] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2546.879856] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2546.879970] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2546.880009] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2546.880062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2546.880114] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2546.880167] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2546.880220] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2546.880274] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2546.880329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2546.880371] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2546.880426] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2546.880478] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2546.880533] PKRU: 55555554 [ 2546.880556] Call Trace: [ 2546.880597] [ 2546.880622] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2546.880667] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2546.880706] ? notifier_call_chain (kernel/notifier.c:93) [ 2546.880745] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2546.880784] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2546.880823] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2546.880862] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2546.880901] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2546.880933] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2546.880972] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2546.881011] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2546.881049] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2546.881088] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2546.881127] [ 2546.881161] [ 2546.881184] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2546.881222] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2546.881251] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2546.881288] netdev_core_pick_tx (net/core/dev.c:4211) [ 2546.881318] __dev_queue_xmit (net/core/dev.c:4295) [ 2546.881347] ? eth_header (net/ethernet/eth.c:85) [ 2546.881377] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2546.881408] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2546.881444] mld_sendpack (net/ipv6/mcast.c:1822) [ 2546.881474] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2546.881503] process_one_work (kernel/workqueue.c:3254) [ 2546.881533] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2546.881562] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2546.881598] kthread (kernel/kthread.c:388) [ 2546.881627] ? __pfx_kthread (kernel/kthread.c:341) [ 2546.881657] ret_from_fork (arch/x86/kernel/process.c:147) [ 2546.881687] ? __pfx_kthread (kernel/kthread.c:341) [ 2546.881718] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2546.881751] | [ 2609.882342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2609.882585] rcu: 3-....: (2607382 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=614963 | [ 2609.882719] rcu: (t=2604123 jiffies g=-319 q=465 ncpus=4) [ 2609.882898] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2609.883076] Workqueue: mld mld_ifc_work [ 2609.883152] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2609.883255] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 2609.883363] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2609.883398] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2609.883448] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2609.883498] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2609.883548] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2609.883597] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2609.883649] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2609.883705] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2609.883745] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2609.883797] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2609.883845] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2609.883894] PKRU: 55555554 [ 2609.883915] Call Trace: [ 2609.883937] [ 2609.883957] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2609.884001] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2609.884035] ? notifier_call_chain (kernel/notifier.c:93) [ 2609.884075] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2609.884114] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2609.884149] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2609.884184] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2609.884226] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2609.884258] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2609.884294] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2609.884330] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2609.884367] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2609.884406] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2609.884463] [ 2609.884483] [ 2609.884504] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2609.884543] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2609.884569] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2609.884625] netdev_core_pick_tx (net/core/dev.c:4211) [ 2609.884659] __dev_queue_xmit (net/core/dev.c:4295) [ 2609.884689] ? eth_header (net/ethernet/eth.c:85) [ 2609.884721] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2609.884753] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2609.884791] mld_sendpack (net/ipv6/mcast.c:1822) [ 2609.884820] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2609.884849] process_one_work (kernel/workqueue.c:3254) [ 2609.884882] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2609.884909] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2609.884943] kthread (kernel/kthread.c:388) [ 2609.884971] ? __pfx_kthread (kernel/kthread.c:341) [ 2609.885000] ret_from_fork (arch/x86/kernel/process.c:147) [ 2609.885032] ? __pfx_kthread (kernel/kthread.c:341) [ 2609.885058] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2609.885091] | [ 2672.885341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2672.885593] rcu: 3-....: (2670384 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=629725 | [ 2672.885751] rcu: (t=2667126 jiffies g=-319 q=465 ncpus=4) [ 2672.885926] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2672.886101] Workqueue: mld mld_ifc_work [ 2672.886177] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2672.886276] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2672.886461] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2672.886497] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2672.886547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2672.886597] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2672.886648] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2672.886697] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2672.886750] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2672.886807] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2672.886848] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2672.886900] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2672.886947] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2672.886997] PKRU: 55555554 [ 2672.887018] Call Trace: [ 2672.887041] [ 2672.887065] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2672.887108] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2672.887143] ? notifier_call_chain (kernel/notifier.c:93) [ 2672.887178] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2672.887216] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2672.887252] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2672.887288] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2672.887330] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2672.887358] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2672.887394] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2672.887447] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2672.887485] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2672.887522] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2672.887559] [ 2672.887581] [ 2672.887602] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2672.887640] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2672.887669] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2672.887709] netdev_core_pick_tx (net/core/dev.c:4211) [ 2672.887745] __dev_queue_xmit (net/core/dev.c:4295) [ 2672.887773] ? eth_header (net/ethernet/eth.c:85) [ 2672.887806] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2672.887843] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2672.887881] mld_sendpack (net/ipv6/mcast.c:1822) [ 2672.887909] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2672.887937] process_one_work (kernel/workqueue.c:3254) [ 2672.887978] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2672.888009] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2672.888045] kthread (kernel/kthread.c:388) [ 2672.888074] ? __pfx_kthread (kernel/kthread.c:341) [ 2672.888102] ret_from_fork (arch/x86/kernel/process.c:147) [ 2672.888133] ? __pfx_kthread (kernel/kthread.c:341) [ 2672.888161] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2672.888195] | [ 2735.888341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2735.888593] rcu: 3-....: (2733386 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=644401 | [ 2735.888739] rcu: (t=2730129 jiffies g=-319 q=465 ncpus=4) [ 2735.888947] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2735.889172] Workqueue: mld mld_ifc_work [ 2735.889248] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2735.889344] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2735.889537] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2735.889572] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2735.889621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2735.889672] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2735.889721] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2735.889771] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2735.889824] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2735.889880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2735.889920] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2735.889971] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2735.890018] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2735.890085] PKRU: 55555554 [ 2735.890106] Call Trace: [ 2735.890124] [ 2735.890146] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2735.890186] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2735.890222] ? notifier_call_chain (kernel/notifier.c:93) [ 2735.890257] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2735.890294] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2735.890330] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2735.890367] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2735.890407] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2735.890436] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2735.890474] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2735.890511] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2735.890558] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2735.890594] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2735.890628] [ 2735.890649] [ 2735.890670] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2735.890714] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2735.890742] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2735.890777] netdev_core_pick_tx (net/core/dev.c:4211) [ 2735.890807] __dev_queue_xmit (net/core/dev.c:4295) [ 2735.890834] ? eth_header (net/ethernet/eth.c:85) [ 2735.890867] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2735.890900] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2735.890940] mld_sendpack (net/ipv6/mcast.c:1822) [ 2735.890971] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2735.891000] process_one_work (kernel/workqueue.c:3254) [ 2735.891029] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2735.891056] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2735.891092] kthread (kernel/kthread.c:388) [ 2735.891120] ? __pfx_kthread (kernel/kthread.c:341) [ 2735.891154] ret_from_fork (arch/x86/kernel/process.c:147) [ 2735.891203] ? __pfx_kthread (kernel/kthread.c:341) [ 2735.891245] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2735.891278] | [ 2798.891368] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2798.891621] rcu: 3-....: (2796388 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=659138 | [ 2798.891757] rcu: (t=2793132 jiffies g=-319 q=465 ncpus=4) [ 2798.891953] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2798.892141] Workqueue: mld mld_ifc_work [ 2798.892214] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2798.892310] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2798.892490] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2798.892526] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2798.892576] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2798.892626] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2798.892675] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2798.892725] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2798.892778] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2798.892835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2798.892877] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2798.892930] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2798.892979] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2798.893029] PKRU: 55555554 [ 2798.893049] Call Trace: [ 2798.893074] [ 2798.893104] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2798.893144] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2798.893191] ? notifier_call_chain (kernel/notifier.c:93) [ 2798.893229] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2798.893268] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2798.893322] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2798.893358] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2798.893398] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2798.893427] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2798.893463] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2798.893500] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2798.893536] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2798.893576] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2798.893616] [ 2798.893637] [ 2798.893658] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2798.893696] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2798.893725] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2798.893765] netdev_core_pick_tx (net/core/dev.c:4211) [ 2798.893797] __dev_queue_xmit (net/core/dev.c:4295) [ 2798.893828] ? eth_header (net/ethernet/eth.c:85) [ 2798.893877] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2798.893909] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2798.893947] mld_sendpack (net/ipv6/mcast.c:1822) [ 2798.893991] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2798.894020] process_one_work (kernel/workqueue.c:3254) [ 2798.894054] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2798.894082] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2798.894118] kthread (kernel/kthread.c:388) [ 2798.894147] ? __pfx_kthread (kernel/kthread.c:341) [ 2798.894175] ret_from_fork (arch/x86/kernel/process.c:147) [ 2798.894205] ? __pfx_kthread (kernel/kthread.c:341) [ 2798.894233] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2798.894264] | [ 2861.894342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2861.894598] rcu: 3-....: (2859390 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=673879 | [ 2861.894736] rcu: (t=2856135 jiffies g=-319 q=465 ncpus=4) [ 2861.894925] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2861.895098] Workqueue: mld mld_ifc_work [ 2861.895175] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2861.895255] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 2861.895384] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2861.895433] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2861.895485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2861.895535] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2861.895583] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2861.895634] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2861.895688] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2861.895745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2861.895788] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2861.895847] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2861.895895] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2861.895947] PKRU: 55555554 [ 2861.895968] Call Trace: [ 2861.895991] [ 2861.896012] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2861.896054] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2861.896090] ? notifier_call_chain (kernel/notifier.c:93) [ 2861.896127] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2861.896168] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2861.896202] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2861.896235] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2861.896275] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2861.896304] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2861.896339] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2861.896376] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2861.896411] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2861.896450] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2861.896491] [ 2861.896512] [ 2861.896532] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2861.896568] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2861.896595] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2861.896646] netdev_core_pick_tx (net/core/dev.c:4211) [ 2861.896679] __dev_queue_xmit (net/core/dev.c:4295) [ 2861.896710] ? eth_header (net/ethernet/eth.c:85) [ 2861.896742] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2861.896775] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2861.896813] mld_sendpack (net/ipv6/mcast.c:1822) [ 2861.896847] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2861.896875] process_one_work (kernel/workqueue.c:3254) [ 2861.896907] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2861.896934] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2861.896969] kthread (kernel/kthread.c:388) [ 2861.896997] ? __pfx_kthread (kernel/kthread.c:341) [ 2861.897024] ret_from_fork (arch/x86/kernel/process.c:147) [ 2861.897054] ? __pfx_kthread (kernel/kthread.c:341) [ 2861.897081] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2861.897117] | [ 2924.897341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2924.897548] rcu: 3-....: (2922392 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=688667 | [ 2924.897612] rcu: (t=2919138 jiffies g=-319 q=465 ncpus=4) [ 2924.897692] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2924.897784] Workqueue: mld mld_ifc_work [ 2924.897822] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2924.897863] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 2924.897970] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2924.898004] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2924.898054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2924.898103] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2924.898152] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2924.898204] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2924.898255] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2924.898310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2924.898353] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2924.898405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2924.898455] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2924.898505] PKRU: 55555554 [ 2924.898525] Call Trace: [ 2924.898548] [ 2924.898568] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2924.898609] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2924.898643] ? notifier_call_chain (kernel/notifier.c:93) [ 2924.898679] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2924.898717] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2924.898752] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2924.898788] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2924.898830] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2924.898858] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2924.898893] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2924.898929] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2924.898962] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2924.898996] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2924.899031] [ 2924.899051] [ 2924.899071] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2924.899110] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 2924.899136] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2924.899171] netdev_core_pick_tx (net/core/dev.c:4211) [ 2924.899204] __dev_queue_xmit (net/core/dev.c:4295) [ 2924.899234] ? eth_header (net/ethernet/eth.c:85) [ 2924.899268] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2924.899301] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2924.899349] mld_sendpack (net/ipv6/mcast.c:1822) [ 2924.899381] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2924.899412] process_one_work (kernel/workqueue.c:3254) [ 2924.899443] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2924.899470] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2924.899506] kthread (kernel/kthread.c:388) [ 2924.899535] ? __pfx_kthread (kernel/kthread.c:341) [ 2924.899564] ret_from_fork (arch/x86/kernel/process.c:147) [ 2924.899595] ? __pfx_kthread (kernel/kthread.c:341) [ 2924.899625] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2924.899654] | [ 2987.900357] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 2987.900613] rcu: 3-....: (2985394 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=703413 | [ 2987.900753] rcu: (t=2982141 jiffies g=-319 q=465 ncpus=4) [ 2987.900950] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2987.901131] Workqueue: mld mld_ifc_work [ 2987.901206] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2987.901300] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 2987.901555] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 2987.901588] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 2987.901639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 2987.901688] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 2987.901737] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 2987.901786] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 2987.901838] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 2987.901894] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2987.901935] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 2987.901986] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2987.902047] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2987.902097] PKRU: 55555554 [ 2987.902119] Call Trace: [ 2987.902144] [ 2987.902173] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 2987.902214] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 2987.902250] ? notifier_call_chain (kernel/notifier.c:93) [ 2987.902286] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 2987.902325] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 2987.902360] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 2987.902395] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 2987.902435] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 2987.902462] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 2987.902499] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 2987.902534] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 2987.902569] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 2987.902605] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 2987.902644] [ 2987.902664] [ 2987.902683] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 2987.902722] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 2987.902749] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 2987.902783] netdev_core_pick_tx (net/core/dev.c:4211) [ 2987.902815] __dev_queue_xmit (net/core/dev.c:4295) [ 2987.902842] ? eth_header (net/ethernet/eth.c:85) [ 2987.902875] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 2987.902906] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 2987.902946] mld_sendpack (net/ipv6/mcast.c:1822) [ 2987.902976] mld_ifc_work (net/ipv6/mcast.c:2652) [ 2987.903003] process_one_work (kernel/workqueue.c:3254) [ 2987.903035] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 2987.903062] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 2987.903096] kthread (kernel/kthread.c:388) [ 2987.903125] ? __pfx_kthread (kernel/kthread.c:341) [ 2987.903152] ret_from_fork (arch/x86/kernel/process.c:147) [ 2987.903184] ? __pfx_kthread (kernel/kthread.c:341) [ 2987.903211] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 2987.903240] | [ 3050.903341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3050.903605] rcu: 3-....: (3048396 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=718150 | [ 3050.903737] rcu: (t=3045144 jiffies g=-319 q=465 ncpus=4) [ 3050.903914] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3050.904094] Workqueue: mld mld_ifc_work [ 3050.904169] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3050.904265] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3050.904517] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3050.904554] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3050.904606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3050.904669] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3050.904721] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3050.904782] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3050.904834] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3050.904891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3050.904931] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3050.904983] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3050.905031] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3050.905080] PKRU: 55555554 [ 3050.905099] Call Trace: [ 3050.905121] [ 3050.905142] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3050.905183] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3050.905218] ? notifier_call_chain (kernel/notifier.c:93) [ 3050.905260] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3050.905298] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3050.905335] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3050.905370] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3050.905413] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3050.905460] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3050.905494] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3050.905529] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3050.905563] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3050.905618] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3050.905658] [ 3050.905681] [ 3050.905703] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3050.905743] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3050.905772] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3050.905808] netdev_core_pick_tx (net/core/dev.c:4211) [ 3050.905843] __dev_queue_xmit (net/core/dev.c:4295) [ 3050.905876] ? eth_header (net/ethernet/eth.c:85) [ 3050.905910] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3050.905943] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3050.905981] mld_sendpack (net/ipv6/mcast.c:1822) [ 3050.906010] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3050.906038] process_one_work (kernel/workqueue.c:3254) [ 3050.906067] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3050.906105] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3050.906140] kthread (kernel/kthread.c:388) [ 3050.906169] ? __pfx_kthread (kernel/kthread.c:341) [ 3050.906196] ret_from_fork (arch/x86/kernel/process.c:147) [ 3050.906225] ? __pfx_kthread (kernel/kthread.c:341) [ 3050.906253] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3050.906285] | [ 3113.906341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3113.906606] rcu: 3-....: (3111398 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=732884 | [ 3113.906742] rcu: (t=3108147 jiffies g=-319 q=465 ncpus=4) [ 3113.906918] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3113.907097] Workqueue: mld mld_ifc_work [ 3113.907173] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3113.907270] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3113.907511] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3113.907548] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3113.907601] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3113.907654] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3113.907707] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3113.907759] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3113.907816] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3113.907874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3113.907916] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3113.907970] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3113.908020] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3113.908073] PKRU: 55555554 [ 3113.908094] Call Trace: [ 3113.908118] [ 3113.908144] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3113.908186] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3113.908221] ? notifier_call_chain (kernel/notifier.c:93) [ 3113.908258] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3113.908296] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3113.908334] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3113.908383] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3113.908421] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3113.908468] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3113.908505] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3113.908541] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3113.908579] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3113.908615] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3113.908656] [ 3113.908677] [ 3113.908698] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3113.908742] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3113.908770] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3113.908805] netdev_core_pick_tx (net/core/dev.c:4211) [ 3113.908836] __dev_queue_xmit (net/core/dev.c:4295) [ 3113.908866] ? eth_header (net/ethernet/eth.c:85) [ 3113.908903] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3113.908937] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3113.908986] mld_sendpack (net/ipv6/mcast.c:1822) [ 3113.909015] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3113.909050] process_one_work (kernel/workqueue.c:3254) [ 3113.909082] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3113.909111] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3113.909145] kthread (kernel/kthread.c:388) [ 3113.909176] ? __pfx_kthread (kernel/kthread.c:341) [ 3113.909203] ret_from_fork (arch/x86/kernel/process.c:147) [ 3113.909234] ? __pfx_kthread (kernel/kthread.c:341) [ 3113.909261] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3113.909290] | [ 3176.909349] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3176.909597] rcu: 3-....: (3174400 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=747579 | [ 3176.909671] rcu: (t=3171150 jiffies g=-319 q=465 ncpus=4) [ 3176.909753] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3176.909824] Workqueue: mld mld_ifc_work [ 3176.909862] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3176.909904] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3176.910017] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3176.910052] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3176.910104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3176.910154] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3176.910205] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3176.910255] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3176.910308] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3176.910365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3176.910405] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3176.910457] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3176.910514] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3176.910562] PKRU: 55555554 [ 3176.910583] Call Trace: [ 3176.910606] [ 3176.910625] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3176.910666] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3176.910701] ? notifier_call_chain (kernel/notifier.c:93) [ 3176.910740] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3176.910778] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3176.910812] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3176.910848] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3176.910886] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3176.910913] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3176.910947] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3176.911006] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3176.911040] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3176.911074] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3176.911112] [ 3176.911132] [ 3176.911153] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3176.911192] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3176.911222] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3176.911258] netdev_core_pick_tx (net/core/dev.c:4211) [ 3176.911291] __dev_queue_xmit (net/core/dev.c:4295) [ 3176.911319] ? eth_header (net/ethernet/eth.c:85) [ 3176.911351] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3176.911384] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3176.911423] mld_sendpack (net/ipv6/mcast.c:1822) [ 3176.911467] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3176.911495] process_one_work (kernel/workqueue.c:3254) [ 3176.911528] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3176.911556] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3176.911593] kthread (kernel/kthread.c:388) [ 3176.911623] ? __pfx_kthread (kernel/kthread.c:341) [ 3176.911651] ret_from_fork (arch/x86/kernel/process.c:147) [ 3176.911679] ? __pfx_kthread (kernel/kthread.c:341) [ 3176.911707] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3176.911742] | [ 3239.912342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3239.912597] rcu: 3-....: (3237402 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=762340 | [ 3239.912673] rcu: (t=3234153 jiffies g=-319 q=465 ncpus=4) [ 3239.912760] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3239.912831] Workqueue: mld mld_ifc_work [ 3239.912869] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3239.912909] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3239.913019] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3239.913053] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3239.913103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3239.913152] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3239.913203] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3239.913253] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3239.913305] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3239.913363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3239.913404] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3239.913456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3239.913504] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3239.913555] PKRU: 55555554 [ 3239.913575] Call Trace: [ 3239.913599] [ 3239.913619] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3239.913659] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3239.913695] ? notifier_call_chain (kernel/notifier.c:93) [ 3239.913730] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3239.913768] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3239.913802] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3239.913837] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3239.913876] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3239.913908] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3239.913942] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3239.913977] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3239.914012] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3239.914050] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3239.914086] [ 3239.914106] [ 3239.914127] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3239.914166] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3239.914194] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3239.914229] netdev_core_pick_tx (net/core/dev.c:4211) [ 3239.914263] __dev_queue_xmit (net/core/dev.c:4295) [ 3239.914294] ? eth_header (net/ethernet/eth.c:85) [ 3239.914329] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3239.914365] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3239.914404] mld_sendpack (net/ipv6/mcast.c:1822) [ 3239.914436] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3239.914466] process_one_work (kernel/workqueue.c:3254) [ 3239.914500] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3239.914531] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3239.914566] kthread (kernel/kthread.c:388) [ 3239.914594] ? __pfx_kthread (kernel/kthread.c:341) [ 3239.914621] ret_from_fork (arch/x86/kernel/process.c:147) [ 3239.914653] ? __pfx_kthread (kernel/kthread.c:341) [ 3239.914681] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3239.914711] | [ 3302.915349] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3302.915665] rcu: 3-....: (3300404 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=777095 | [ 3302.915734] rcu: (t=3297156 jiffies g=-319 q=465 ncpus=4) [ 3302.915820] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3302.915901] Workqueue: mld mld_ifc_work [ 3302.915939] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3302.915983] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3302.916095] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3302.916129] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3302.916178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3302.916228] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3302.916278] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3302.916328] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3302.916380] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3302.916436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3302.916478] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3302.916530] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3302.916580] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3302.916635] PKRU: 55555554 [ 3302.916657] Call Trace: [ 3302.916684] [ 3302.916712] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3302.916752] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3302.916788] ? notifier_call_chain (kernel/notifier.c:93) [ 3302.916824] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3302.916863] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3302.916898] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3302.916934] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3302.916992] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3302.917021] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3302.917057] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3302.917093] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3302.917130] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3302.917166] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3302.917203] [ 3302.917223] [ 3302.917245] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3302.917281] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3302.917309] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3302.917349] netdev_core_pick_tx (net/core/dev.c:4211) [ 3302.917378] __dev_queue_xmit (net/core/dev.c:4295) [ 3302.917407] ? eth_header (net/ethernet/eth.c:85) [ 3302.917439] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3302.917474] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3302.917514] mld_sendpack (net/ipv6/mcast.c:1822) [ 3302.917543] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3302.917582] process_one_work (kernel/workqueue.c:3254) [ 3302.917614] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3302.917642] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3302.917677] kthread (kernel/kthread.c:388) [ 3302.917704] ? __pfx_kthread (kernel/kthread.c:341) [ 3302.917733] ret_from_fork (arch/x86/kernel/process.c:147) [ 3302.917764] ? __pfx_kthread (kernel/kthread.c:341) [ 3302.917792] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3302.917821] | [ 3365.918365] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3365.918619] rcu: 3-....: (3363406 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=791861 | [ 3365.918757] rcu: (t=3360159 jiffies g=-319 q=465 ncpus=4) [ 3365.918952] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3365.919133] Workqueue: mld mld_ifc_work [ 3365.919207] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 3365.919303] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 3365.919524] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3365.919558] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3365.919607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3365.919657] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3365.919705] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3365.919754] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3365.919807] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3365.919862] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3365.919903] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3365.919953] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3365.919999] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3365.920049] PKRU: 55555554 [ 3365.920069] Call Trace: [ 3365.920092] [ 3365.920112] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3365.920154] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3365.920188] ? notifier_call_chain (kernel/notifier.c:93) [ 3365.920228] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3365.920266] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3365.920301] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3365.920337] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3365.920376] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3365.920405] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3365.920440] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3365.920475] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3365.920510] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3365.920549] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3365.920588] [ 3365.920609] [ 3365.920629] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3365.920664] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 3365.920690] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3365.920725] netdev_core_pick_tx (net/core/dev.c:4211) [ 3365.920762] __dev_queue_xmit (net/core/dev.c:4295) [ 3365.920790] ? eth_header (net/ethernet/eth.c:85) [ 3365.920821] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3365.920853] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3365.920892] mld_sendpack (net/ipv6/mcast.c:1822) [ 3365.920924] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3365.920953] process_one_work (kernel/workqueue.c:3254) [ 3365.920985] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3365.921013] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3365.921047] kthread (kernel/kthread.c:388) [ 3365.921076] ? __pfx_kthread (kernel/kthread.c:341) [ 3365.921104] ret_from_fork (arch/x86/kernel/process.c:147) [ 3365.921135] ? __pfx_kthread (kernel/kthread.c:341) [ 3365.921163] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3365.921192] | [ 3428.921341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3428.921563] rcu: 3-....: (3426408 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=806617 | [ 3428.921645] rcu: (t=3423162 jiffies g=-319 q=465 ncpus=4) [ 3428.921726] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3428.921801] Workqueue: mld mld_ifc_work [ 3428.921838] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3428.921879] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3428.921990] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3428.922025] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3428.922075] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3428.922125] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3428.922173] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3428.922222] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3428.922276] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3428.922330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3428.922370] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3428.922423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3428.922473] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3428.922524] PKRU: 55555554 [ 3428.922560] Call Trace: [ 3428.922583] [ 3428.922605] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3428.922647] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3428.922683] ? notifier_call_chain (kernel/notifier.c:93) [ 3428.922720] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3428.922761] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3428.922798] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3428.922835] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3428.922872] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3428.922900] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3428.922937] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3428.922973] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3428.923009] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3428.923061] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3428.923103] [ 3428.923125] [ 3428.923151] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3428.923189] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3428.923216] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3428.923252] netdev_core_pick_tx (net/core/dev.c:4211) [ 3428.923286] __dev_queue_xmit (net/core/dev.c:4295) [ 3428.923327] ? eth_header (net/ethernet/eth.c:85) [ 3428.923363] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3428.923399] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3428.923437] mld_sendpack (net/ipv6/mcast.c:1822) [ 3428.923469] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3428.923499] process_one_work (kernel/workqueue.c:3254) [ 3428.923534] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3428.923562] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3428.923597] kthread (kernel/kthread.c:388) [ 3428.923625] ? __pfx_kthread (kernel/kthread.c:341) [ 3428.923653] ret_from_fork (arch/x86/kernel/process.c:147) [ 3428.923692] ? __pfx_kthread (kernel/kthread.c:341) [ 3428.923720] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3428.923750] | [ 3491.924352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3491.924609] rcu: 3-....: (3489410 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=821372 | [ 3491.924746] rcu: (t=3486165 jiffies g=-319 q=465 ncpus=4) [ 3491.924941] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3491.925120] Workqueue: mld mld_ifc_work [ 3491.925196] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3491.925289] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3491.925560] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3491.925643] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3491.925695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3491.925744] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3491.925794] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3491.925843] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3491.925897] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3491.925958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3491.925998] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3491.926048] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3491.926096] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3491.926146] PKRU: 55555554 [ 3491.926166] Call Trace: [ 3491.926191] [ 3491.926219] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3491.926260] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3491.926296] ? notifier_call_chain (kernel/notifier.c:93) [ 3491.926331] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3491.926374] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3491.926409] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3491.926445] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3491.926483] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3491.926514] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3491.926550] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3491.926586] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3491.926622] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3491.926657] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3491.926694] [ 3491.926714] [ 3491.926735] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3491.926774] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3491.926801] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3491.926841] netdev_core_pick_tx (net/core/dev.c:4211) [ 3491.926877] __dev_queue_xmit (net/core/dev.c:4295) [ 3491.926904] ? eth_header (net/ethernet/eth.c:85) [ 3491.926944] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3491.926980] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3491.927027] mld_sendpack (net/ipv6/mcast.c:1822) [ 3491.927065] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3491.927103] process_one_work (kernel/workqueue.c:3254) [ 3491.927142] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3491.927180] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3491.927248] kthread (kernel/kthread.c:388) [ 3491.927299] ? __pfx_kthread (kernel/kthread.c:341) [ 3491.927337] ret_from_fork (arch/x86/kernel/process.c:147) [ 3491.927375] ? __pfx_kthread (kernel/kthread.c:341) [ 3491.927412] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3491.927453] | [ 3554.927357] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3554.927628] rcu: 3-....: (3552411 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=836065 | [ 3554.927690] rcu: (t=3549168 jiffies g=-319 q=465 ncpus=4) [ 3554.927769] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3554.927842] Workqueue: mld mld_ifc_work [ 3554.927881] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3554.927922] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3554.928030] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3554.928071] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3554.928121] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3554.928172] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3554.928222] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3554.928274] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3554.928326] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3554.928381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3554.928422] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3554.928474] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3554.928521] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3554.928575] PKRU: 55555554 [ 3554.928595] Call Trace: [ 3554.928617] [ 3554.928646] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3554.928687] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3554.928723] ? notifier_call_chain (kernel/notifier.c:93) [ 3554.928759] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3554.928793] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3554.928828] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3554.928862] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3554.928901] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3554.928932] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3554.928967] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3554.929002] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3554.929039] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3554.929073] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3554.929109] [ 3554.929129] [ 3554.929149] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3554.929189] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3554.929217] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3554.929252] netdev_core_pick_tx (net/core/dev.c:4211) [ 3554.929285] __dev_queue_xmit (net/core/dev.c:4295) [ 3554.929311] ? eth_header (net/ethernet/eth.c:85) [ 3554.929346] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3554.929378] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3554.929416] mld_sendpack (net/ipv6/mcast.c:1822) [ 3554.929445] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3554.929473] process_one_work (kernel/workqueue.c:3254) [ 3554.929508] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3554.929535] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3554.929570] kthread (kernel/kthread.c:388) [ 3554.929598] ? __pfx_kthread (kernel/kthread.c:341) [ 3554.929626] ret_from_fork (arch/x86/kernel/process.c:147) [ 3554.929657] ? __pfx_kthread (kernel/kthread.c:341) [ 3554.929686] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3554.929715] | [ 3617.930367] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3617.930609] rcu: 3-....: (3615413 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=850757 | [ 3617.930671] rcu: (t=3612171 jiffies g=-319 q=465 ncpus=4) [ 3617.930753] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3617.930825] Workqueue: mld mld_ifc_work [ 3617.930862] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 3617.930904] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 3617.931011] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3617.931045] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3617.931095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3617.931171] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3617.931222] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3617.931274] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3617.931328] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3617.931382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3617.931424] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3617.931479] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3617.931529] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3617.931581] PKRU: 55555554 [ 3617.931602] Call Trace: [ 3617.931624] [ 3617.931646] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3617.931687] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3617.931724] ? notifier_call_chain (kernel/notifier.c:93) [ 3617.931761] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3617.931801] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3617.931837] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3617.931888] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3617.931929] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3617.931958] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3617.931994] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3617.932032] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3617.932067] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3617.932106] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3617.932143] [ 3617.932164] [ 3617.932185] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3617.932226] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 3617.932254] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3617.932290] netdev_core_pick_tx (net/core/dev.c:4211) [ 3617.932320] __dev_queue_xmit (net/core/dev.c:4295) [ 3617.932348] ? eth_header (net/ethernet/eth.c:85) [ 3617.932381] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3617.932417] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3617.932458] mld_sendpack (net/ipv6/mcast.c:1822) [ 3617.932490] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3617.932522] process_one_work (kernel/workqueue.c:3254) [ 3617.932553] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3617.932580] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3617.932614] kthread (kernel/kthread.c:388) [ 3617.932641] ? __pfx_kthread (kernel/kthread.c:341) [ 3617.932667] ret_from_fork (arch/x86/kernel/process.c:147) [ 3617.932698] ? __pfx_kthread (kernel/kthread.c:341) [ 3617.932725] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3617.932754] | [ 3680.933351] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3680.933502] rcu: 3-....: (3678415 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=865548 | [ 3680.933583] rcu: (t=3675174 jiffies g=-319 q=465 ncpus=4) [ 3680.933686] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3680.933784] Workqueue: mld mld_ifc_work [ 3680.933828] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3680.933877] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3680.934035] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3680.934084] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3680.934173] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3680.934239] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3680.934306] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3680.934373] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3680.934442] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3680.934513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3680.934572] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3680.934639] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3680.934731] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3680.934796] PKRU: 55555554 [ 3680.934818] Call Trace: [ 3680.934842] [ 3680.934872] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3680.934922] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3680.934973] ? notifier_call_chain (kernel/notifier.c:93) [ 3680.935025] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3680.935074] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3680.935125] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3680.935185] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3680.935236] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3680.935276] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3680.935327] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3680.935375] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3680.935422] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3680.935473] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3680.935523] [ 3680.935545] [ 3680.935567] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3680.935618] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3680.935658] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3680.935709] netdev_core_pick_tx (net/core/dev.c:4211) [ 3680.935742] __dev_queue_xmit (net/core/dev.c:4295) [ 3680.935781] ? eth_header (net/ethernet/eth.c:85) [ 3680.935821] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3680.935860] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3680.935905] mld_sendpack (net/ipv6/mcast.c:1822) [ 3680.935943] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3680.935980] process_one_work (kernel/workqueue.c:3254) [ 3680.936020] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3680.936059] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3680.936109] kthread (kernel/kthread.c:388) [ 3680.936148] ? __pfx_kthread (kernel/kthread.c:341) [ 3680.936187] ret_from_fork (arch/x86/kernel/process.c:147) [ 3680.936228] ? __pfx_kthread (kernel/kthread.c:341) [ 3680.936266] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3680.936307] | [ 3743.936341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3743.936631] rcu: 3-....: (3741417 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=880356 | [ 3743.936718] rcu: (t=3738177 jiffies g=-319 q=465 ncpus=4) [ 3743.936804] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3743.936878] Workqueue: mld mld_ifc_work [ 3743.936916] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3743.936957] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3743.937064] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3743.937098] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3743.937149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3743.937199] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3743.937251] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3743.937300] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3743.937352] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3743.937414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3743.937458] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3743.937510] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3743.937558] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3743.937611] PKRU: 55555554 [ 3743.937632] Call Trace: [ 3743.937654] [ 3743.937675] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3743.937717] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3743.937752] ? notifier_call_chain (kernel/notifier.c:93) [ 3743.937787] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3743.937825] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3743.937860] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3743.937895] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3743.937936] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3743.937969] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3743.938004] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3743.938040] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3743.938074] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3743.938112] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3743.938148] [ 3743.938168] [ 3743.938189] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3743.938228] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3743.938254] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3743.938289] netdev_core_pick_tx (net/core/dev.c:4211) [ 3743.938323] __dev_queue_xmit (net/core/dev.c:4295) [ 3743.938353] ? eth_header (net/ethernet/eth.c:85) [ 3743.938386] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3743.938418] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3743.938457] mld_sendpack (net/ipv6/mcast.c:1822) [ 3743.938486] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3743.938527] process_one_work (kernel/workqueue.c:3254) [ 3743.938558] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3743.938585] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3743.938620] kthread (kernel/kthread.c:388) [ 3743.938658] ? __pfx_kthread (kernel/kthread.c:341) [ 3743.938686] ret_from_fork (arch/x86/kernel/process.c:147) [ 3743.938719] ? __pfx_kthread (kernel/kthread.c:341) [ 3743.938746] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3743.938779] | [ 3806.939365] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3806.939622] rcu: 3-....: (3804419 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=895161 | [ 3806.939757] rcu: (t=3801180 jiffies g=-319 q=465 ncpus=4) [ 3806.939855] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3806.939931] Workqueue: mld mld_ifc_work [ 3806.939969] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3806.940013] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3806.940125] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3806.940159] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3806.940210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3806.940260] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3806.940307] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3806.940356] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3806.940409] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3806.940465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3806.940506] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3806.940575] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3806.940626] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3806.940677] PKRU: 55555554 [ 3806.940698] Call Trace: [ 3806.940724] [ 3806.940752] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3806.940792] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3806.940828] ? notifier_call_chain (kernel/notifier.c:93) [ 3806.940862] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3806.940910] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3806.940940] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3806.940977] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3806.941021] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3806.941050] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3806.941086] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3806.941124] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3806.941160] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3806.941197] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3806.941234] [ 3806.941256] [ 3806.941277] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3806.941315] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3806.941344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3806.941381] netdev_core_pick_tx (net/core/dev.c:4211) [ 3806.941414] __dev_queue_xmit (net/core/dev.c:4295) [ 3806.941441] ? eth_header (net/ethernet/eth.c:85) [ 3806.941471] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3806.941500] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3806.941536] mld_sendpack (net/ipv6/mcast.c:1822) [ 3806.941565] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3806.941593] process_one_work (kernel/workqueue.c:3254) [ 3806.941627] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3806.941656] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3806.941703] kthread (kernel/kthread.c:388) [ 3806.941732] ? __pfx_kthread (kernel/kthread.c:341) [ 3806.941759] ret_from_fork (arch/x86/kernel/process.c:147) [ 3806.941798] ? __pfx_kthread (kernel/kthread.c:341) [ 3806.941826] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3806.941855] | [ 3869.942351] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3869.942612] rcu: 3-....: (3867421 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=909902 | [ 3869.942764] rcu: (t=3864183 jiffies g=-319 q=465 ncpus=4) [ 3869.942959] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3869.943137] Workqueue: mld mld_ifc_work [ 3869.943212] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 3869.943306] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 3869.943584] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3869.943664] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3869.943785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3869.943835] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3869.943885] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3869.943937] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3869.943989] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3869.944045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3869.944088] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3869.944137] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3869.944184] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3869.944232] PKRU: 55555554 [ 3869.944253] Call Trace: [ 3869.944275] [ 3869.944296] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3869.944337] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3869.944371] ? notifier_call_chain (kernel/notifier.c:93) [ 3869.944405] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3869.944444] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3869.944478] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3869.944514] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3869.944555] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3869.944582] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3869.944617] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3869.944652] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3869.944687] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3869.944722] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3869.944758] [ 3869.944778] [ 3869.944797] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3869.944832] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 3869.944876] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3869.944912] netdev_core_pick_tx (net/core/dev.c:4211) [ 3869.944949] __dev_queue_xmit (net/core/dev.c:4295) [ 3869.944977] ? eth_header (net/ethernet/eth.c:85) [ 3869.945014] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3869.945048] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3869.945084] mld_sendpack (net/ipv6/mcast.c:1822) [ 3869.945113] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3869.945142] process_one_work (kernel/workqueue.c:3254) [ 3869.945171] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3869.945198] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3869.945234] kthread (kernel/kthread.c:388) [ 3869.945263] ? __pfx_kthread (kernel/kthread.c:341) [ 3869.945291] ret_from_fork (arch/x86/kernel/process.c:147) [ 3869.945328] ? __pfx_kthread (kernel/kthread.c:341) [ 3869.945358] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3869.945402] | [ 3932.945341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3932.945587] rcu: 3-....: (3930422 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=924615 | [ 3932.945748] rcu: (t=3927186 jiffies g=-319 q=465 ncpus=4) [ 3932.945901] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3932.945979] Workqueue: mld mld_ifc_work [ 3932.946021] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3932.946062] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3932.946175] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3932.946213] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3932.946266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3932.946319] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3932.946379] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3932.946430] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3932.946483] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3932.946543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3932.946587] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3932.946651] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3932.946701] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3932.946752] PKRU: 55555554 [ 3932.946773] Call Trace: [ 3932.946795] [ 3932.946817] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3932.946859] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3932.946896] ? notifier_call_chain (kernel/notifier.c:93) [ 3932.946936] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3932.946976] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3932.947013] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3932.947049] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3932.947090] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3932.947118] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3932.947155] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3932.947192] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3932.947240] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3932.947278] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3932.947317] [ 3932.947337] [ 3932.947358] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3932.947398] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3932.947424] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3932.947461] netdev_core_pick_tx (net/core/dev.c:4211) [ 3932.947493] __dev_queue_xmit (net/core/dev.c:4295) [ 3932.947524] ? eth_header (net/ethernet/eth.c:85) [ 3932.947553] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3932.947588] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3932.947629] mld_sendpack (net/ipv6/mcast.c:1822) [ 3932.947660] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3932.947691] process_one_work (kernel/workqueue.c:3254) [ 3932.947726] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3932.947754] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3932.947790] kthread (kernel/kthread.c:388) [ 3932.947818] ? __pfx_kthread (kernel/kthread.c:341) [ 3932.947845] ret_from_fork (arch/x86/kernel/process.c:147) [ 3932.947877] ? __pfx_kthread (kernel/kthread.c:341) [ 3932.947905] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3932.947939] | [ 3995.948367] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 3995.948627] rcu: 3-....: (3993424 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=939309 | [ 3995.948760] rcu: (t=3990189 jiffies g=-319 q=465 ncpus=4) [ 3995.948897] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 3995.948972] Workqueue: mld mld_ifc_work [ 3995.949013] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3995.949061] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 3995.949168] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 3995.949204] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 3995.949270] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 3995.949321] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 3995.949371] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 3995.949424] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 3995.949477] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 3995.949532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3995.949575] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 3995.949630] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3995.949681] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3995.949733] PKRU: 55555554 [ 3995.949755] Call Trace: [ 3995.949790] [ 3995.949822] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 3995.949864] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 3995.949904] ? notifier_call_chain (kernel/notifier.c:93) [ 3995.949947] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 3995.949987] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 3995.950023] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 3995.950075] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 3995.950117] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 3995.950145] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 3995.950181] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 3995.950218] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 3995.950255] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 3995.950295] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 3995.950331] [ 3995.950352] [ 3995.950373] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 3995.950411] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 3995.950438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 3995.950475] netdev_core_pick_tx (net/core/dev.c:4211) [ 3995.950509] __dev_queue_xmit (net/core/dev.c:4295) [ 3995.950536] ? eth_header (net/ethernet/eth.c:85) [ 3995.950580] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 3995.950613] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 3995.950652] mld_sendpack (net/ipv6/mcast.c:1822) [ 3995.950685] mld_ifc_work (net/ipv6/mcast.c:2652) [ 3995.950712] process_one_work (kernel/workqueue.c:3254) [ 3995.950745] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 3995.950792] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 3995.950829] kthread (kernel/kthread.c:388) [ 3995.950859] ? __pfx_kthread (kernel/kthread.c:341) [ 3995.950888] ret_from_fork (arch/x86/kernel/process.c:147) [ 3995.950917] ? __pfx_kthread (kernel/kthread.c:341) [ 3995.950946] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 3995.950980] | [ 4058.951352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4058.951467] rcu: 3-....: (4056426 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=954048 | [ 4058.951535] rcu: (t=4053192 jiffies g=-319 q=465 ncpus=4) [ 4058.951620] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4058.951694] Workqueue: mld mld_ifc_work [ 4058.951731] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4058.951775] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4058.951889] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4058.951926] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4058.951979] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4058.952044] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4058.952108] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4058.952164] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4058.952216] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4058.952271] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4058.952314] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4058.952370] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4058.952420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4058.952472] PKRU: 55555554 [ 4058.952493] Call Trace: [ 4058.952518] [ 4058.952539] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4058.952581] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4058.952618] ? notifier_call_chain (kernel/notifier.c:93) [ 4058.952654] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4058.952691] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4058.952727] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4058.952764] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4058.952804] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4058.952835] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4058.952870] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4058.952906] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4058.952942] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4058.952979] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4058.953018] [ 4058.953039] [ 4058.953059] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4058.953096] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4058.953124] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4058.953159] netdev_core_pick_tx (net/core/dev.c:4211) [ 4058.953189] __dev_queue_xmit (net/core/dev.c:4295) [ 4058.953216] ? eth_header (net/ethernet/eth.c:85) [ 4058.953248] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4058.953281] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4058.953320] mld_sendpack (net/ipv6/mcast.c:1822) [ 4058.953353] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4058.953380] process_one_work (kernel/workqueue.c:3254) [ 4058.953412] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4058.953440] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4058.953476] kthread (kernel/kthread.c:388) [ 4058.953505] ? __pfx_kthread (kernel/kthread.c:341) [ 4058.953533] ret_from_fork (arch/x86/kernel/process.c:147) [ 4058.953565] ? __pfx_kthread (kernel/kthread.c:341) [ 4058.953594] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4058.953625] | [ 4121.954341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4121.954447] rcu: 3-....: (4119428 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=968957 | [ 4121.954510] rcu: (t=4116195 jiffies g=-319 q=465 ncpus=4) [ 4121.954593] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4121.954669] Workqueue: mld mld_ifc_work [ 4121.954707] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4121.954749] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 4121.954858] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4121.954901] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4121.954970] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4121.955023] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4121.955085] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4121.955136] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4121.955191] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4121.955248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4121.955289] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4121.955344] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4121.955394] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4121.955447] PKRU: 55555554 [ 4121.955468] Call Trace: [ 4121.955487] [ 4121.955508] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4121.955551] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4121.955589] ? notifier_call_chain (kernel/notifier.c:93) [ 4121.955626] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4121.955663] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4121.955699] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4121.955736] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4121.955774] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4121.955804] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4121.955841] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4121.955878] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4121.955917] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4121.955954] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4121.955991] [ 4121.956013] [ 4121.956034] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4121.956080] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4121.956119] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4121.956171] netdev_core_pick_tx (net/core/dev.c:4211) [ 4121.956206] __dev_queue_xmit (net/core/dev.c:4295) [ 4121.956234] ? eth_header (net/ethernet/eth.c:85) [ 4121.956266] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4121.956294] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4121.956329] mld_sendpack (net/ipv6/mcast.c:1822) [ 4121.956359] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4121.956390] process_one_work (kernel/workqueue.c:3254) [ 4121.956425] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4121.956453] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4121.956488] kthread (kernel/kthread.c:388) [ 4121.956531] ? __pfx_kthread (kernel/kthread.c:341) [ 4121.956559] ret_from_fork (arch/x86/kernel/process.c:147) [ 4121.956589] ? __pfx_kthread (kernel/kthread.c:341) [ 4121.956618] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4121.956648] | [ 4184.957341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4184.957591] rcu: 3-....: (4182430 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=983867 | [ 4184.957743] rcu: (t=4179198 jiffies g=-319 q=465 ncpus=4) [ 4184.957920] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4184.958007] Workqueue: mld mld_ifc_work [ 4184.958048] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4184.958106] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4184.958236] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4184.958274] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4184.958327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4184.958379] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4184.958431] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4184.958483] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4184.958538] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4184.958594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4184.958637] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4184.958702] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4184.958762] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4184.958813] PKRU: 55555554 [ 4184.958834] Call Trace: [ 4184.958856] [ 4184.958877] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4184.958918] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4184.958954] ? notifier_call_chain (kernel/notifier.c:93) [ 4184.958989] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4184.959031] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4184.959065] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4184.959100] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4184.959143] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4184.959174] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4184.959210] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4184.959245] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4184.959281] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4184.959316] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4184.959355] [ 4184.959374] [ 4184.959394] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4184.959434] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4184.959461] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4184.959496] netdev_core_pick_tx (net/core/dev.c:4211) [ 4184.959530] __dev_queue_xmit (net/core/dev.c:4295) [ 4184.959561] ? eth_header (net/ethernet/eth.c:85) [ 4184.959595] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4184.959627] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4184.959665] mld_sendpack (net/ipv6/mcast.c:1822) [ 4184.959695] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4184.959726] process_one_work (kernel/workqueue.c:3254) [ 4184.959758] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4184.959786] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4184.959820] kthread (kernel/kthread.c:388) [ 4184.959848] ? __pfx_kthread (kernel/kthread.c:341) [ 4184.959886] ret_from_fork (arch/x86/kernel/process.c:147) [ 4184.959921] ? __pfx_kthread (kernel/kthread.c:341) [ 4184.959950] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4184.959980] | [ 4247.960348] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4247.960597] rcu: 3-....: (4245432 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=998697 | [ 4247.960732] rcu: (t=4242201 jiffies g=-319 q=465 ncpus=4) [ 4247.960923] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4247.961027] Workqueue: mld mld_ifc_work [ 4247.961064] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4247.961119] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 4247.961235] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4247.961272] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4247.961334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4247.961383] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4247.961433] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4247.961482] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4247.961534] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4247.961584] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4247.961623] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4247.961675] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4247.961721] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4247.961771] PKRU: 55555554 [ 4247.961791] Call Trace: [ 4247.961816] [ 4247.961846] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4247.961887] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4247.961921] ? notifier_call_chain (kernel/notifier.c:93) [ 4247.961955] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4247.961993] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4247.962027] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4247.962063] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4247.962113] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4247.962144] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4247.962180] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4247.962215] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4247.962251] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4247.962285] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4247.962325] [ 4247.962346] [ 4247.962367] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4247.962406] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4247.962433] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4247.962473] netdev_core_pick_tx (net/core/dev.c:4211) [ 4247.962507] __dev_queue_xmit (net/core/dev.c:4295) [ 4247.962534] ? eth_header (net/ethernet/eth.c:85) [ 4247.962565] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4247.962596] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4247.962634] mld_sendpack (net/ipv6/mcast.c:1822) [ 4247.962663] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4247.962690] process_one_work (kernel/workqueue.c:3254) [ 4247.962718] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4247.962744] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4247.962778] kthread (kernel/kthread.c:388) [ 4247.962805] ? __pfx_kthread (kernel/kthread.c:341) [ 4247.962832] ret_from_fork (arch/x86/kernel/process.c:147) [ 4247.962864] ? __pfx_kthread (kernel/kthread.c:341) [ 4247.962891] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4247.962921] | [ 4310.963341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4310.963516] rcu: 3-....: (4308434 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1013410 | [ 4310.963590] rcu: (t=4305204 jiffies g=-319 q=465 ncpus=4) [ 4310.963676] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4310.963753] Workqueue: mld mld_ifc_work [ 4310.963793] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4310.963834] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4310.963948] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4310.963984] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4310.964036] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4310.964094] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4310.964145] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4310.964197] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4310.964252] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4310.964309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4310.964350] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4310.964404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4310.964454] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4310.964506] PKRU: 55555554 [ 4310.964527] Call Trace: [ 4310.964544] [ 4310.964566] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4310.964607] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4310.964644] ? notifier_call_chain (kernel/notifier.c:93) [ 4310.964681] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4310.964717] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4310.964753] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4310.964790] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4310.964828] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4310.964857] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4310.964894] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4310.964931] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4310.964968] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4310.965005] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4310.965041] [ 4310.965063] [ 4310.965085] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4310.965123] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4310.965152] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4310.965190] netdev_core_pick_tx (net/core/dev.c:4211) [ 4310.965221] __dev_queue_xmit (net/core/dev.c:4295) [ 4310.965258] ? eth_header (net/ethernet/eth.c:85) [ 4310.965292] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4310.965322] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4310.965359] mld_sendpack (net/ipv6/mcast.c:1822) [ 4310.965392] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4310.965421] process_one_work (kernel/workqueue.c:3254) [ 4310.965454] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4310.965483] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4310.965519] kthread (kernel/kthread.c:388) [ 4310.965548] ? __pfx_kthread (kernel/kthread.c:341) [ 4310.965578] ret_from_fork (arch/x86/kernel/process.c:147) [ 4310.965607] ? __pfx_kthread (kernel/kthread.c:341) [ 4310.965636] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4310.965666] | [ 4373.966341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4373.966591] rcu: 3-....: (4371436 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1028186 | [ 4373.966666] rcu: (t=4368207 jiffies g=-319 q=465 ncpus=4) [ 4373.966753] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4373.966826] Workqueue: mld mld_ifc_work [ 4373.966864] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4373.966905] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4373.967013] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4373.967049] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4373.967098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4373.967148] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4373.967198] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4373.967248] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4373.967301] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4373.967356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4373.967399] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4373.967451] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4373.967499] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4373.967549] PKRU: 55555554 [ 4373.967570] Call Trace: [ 4373.967592] [ 4373.967613] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4373.967655] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4373.967690] ? notifier_call_chain (kernel/notifier.c:93) [ 4373.967724] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4373.967760] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4373.967797] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4373.967832] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4373.967873] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4373.967900] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4373.967937] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4373.967972] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4373.968008] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4373.968047] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4373.968086] [ 4373.968107] [ 4373.968127] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4373.968163] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4373.968190] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4373.968228] netdev_core_pick_tx (net/core/dev.c:4211) [ 4373.968264] __dev_queue_xmit (net/core/dev.c:4295) [ 4373.968295] ? eth_header (net/ethernet/eth.c:85) [ 4373.968329] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4373.968362] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4373.968402] mld_sendpack (net/ipv6/mcast.c:1822) [ 4373.968435] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4373.968462] process_one_work (kernel/workqueue.c:3254) [ 4373.968495] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4373.968526] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4373.968562] kthread (kernel/kthread.c:388) [ 4373.968590] ? __pfx_kthread (kernel/kthread.c:341) [ 4373.968618] ret_from_fork (arch/x86/kernel/process.c:147) [ 4373.968650] ? __pfx_kthread (kernel/kthread.c:341) [ 4373.968678] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4373.968711] | [ 4436.969341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4436.969458] rcu: 3-....: (4434438 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1043169 | [ 4436.969545] rcu: (t=4431210 jiffies g=-319 q=465 ncpus=4) [ 4436.969644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4436.969720] Workqueue: mld mld_ifc_work [ 4436.969763] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4436.969805] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4436.969928] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4436.969965] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4436.970018] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4436.970069] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4436.970130] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4436.970183] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4436.970256] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4436.970312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4436.970354] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4436.970407] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4436.970456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4436.970512] PKRU: 55555554 [ 4436.970535] Call Trace: [ 4436.970560] [ 4436.970589] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4436.970641] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4436.970678] ? notifier_call_chain (kernel/notifier.c:93) [ 4436.970714] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4436.970751] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4436.970789] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4436.970826] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4436.970865] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4436.970894] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4436.970944] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4436.970982] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4436.971019] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4436.971055] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4436.971091] [ 4436.971112] [ 4436.971133] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4436.971170] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4436.971197] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4436.971243] netdev_core_pick_tx (net/core/dev.c:4211) [ 4436.971278] __dev_queue_xmit (net/core/dev.c:4295) [ 4436.971306] ? eth_header (net/ethernet/eth.c:85) [ 4436.971339] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4436.971373] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4436.971414] mld_sendpack (net/ipv6/mcast.c:1822) [ 4436.971443] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4436.971480] process_one_work (kernel/workqueue.c:3254) [ 4436.971511] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4436.971540] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4436.971595] kthread (kernel/kthread.c:388) [ 4436.971623] ? __pfx_kthread (kernel/kthread.c:341) [ 4436.971653] ret_from_fork (arch/x86/kernel/process.c:147) [ 4436.971686] ? __pfx_kthread (kernel/kthread.c:341) [ 4436.971715] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4436.971749] | [ 4499.972341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4499.972457] rcu: 3-....: (4497440 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1058332 | [ 4499.972529] rcu: (t=4494213 jiffies g=-319 q=465 ncpus=4) [ 4499.972621] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4499.972724] Workqueue: mld mld_ifc_work [ 4499.972774] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4499.972816] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 4499.972929] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4499.972965] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4499.973016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4499.973069] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4499.973120] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4499.973173] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4499.973235] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4499.973294] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4499.973339] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4499.973393] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4499.973442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4499.973495] PKRU: 55555554 [ 4499.973517] Call Trace: [ 4499.973541] [ 4499.973563] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4499.973605] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4499.973660] ? notifier_call_chain (kernel/notifier.c:93) [ 4499.973703] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4499.973740] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4499.973777] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4499.973815] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4499.973857] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4499.973886] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4499.973923] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4499.973972] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4499.974018] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4499.974055] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4499.974089] [ 4499.974111] [ 4499.974126] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4499.974164] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4499.974192] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4499.974229] netdev_core_pick_tx (net/core/dev.c:4211) [ 4499.974262] __dev_queue_xmit (net/core/dev.c:4295) [ 4499.974290] ? eth_header (net/ethernet/eth.c:85) [ 4499.974326] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4499.974369] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4499.974409] mld_sendpack (net/ipv6/mcast.c:1822) [ 4499.974438] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4499.974467] process_one_work (kernel/workqueue.c:3254) [ 4499.974497] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4499.974525] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4499.974562] kthread (kernel/kthread.c:388) [ 4499.974591] ? __pfx_kthread (kernel/kthread.c:341) [ 4499.974619] ret_from_fork (arch/x86/kernel/process.c:147) [ 4499.974657] ? __pfx_kthread (kernel/kthread.c:341) [ 4499.974686] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4499.974720] | [ 4562.975341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4562.975637] rcu: 3-....: (4560442 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1073572 | [ 4562.975796] rcu: (t=4557216 jiffies g=-319 q=465 ncpus=4) [ 4562.975976] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4562.976082] Workqueue: mld mld_ifc_work [ 4562.976121] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4562.976185] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4562.976310] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4562.976347] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4562.976399] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4562.976450] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4562.976503] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4562.976555] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4562.976609] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4562.976666] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4562.976718] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4562.976772] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4562.976838] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4562.976890] PKRU: 55555554 [ 4562.976911] Call Trace: [ 4562.976935] [ 4562.976956] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4562.977015] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4562.977053] ? notifier_call_chain (kernel/notifier.c:93) [ 4562.977090] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4562.977127] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4562.977165] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4562.977202] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4562.977244] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4562.977274] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4562.977311] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4562.977351] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4562.977388] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4562.977433] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4562.977471] [ 4562.977493] [ 4562.977515] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4562.977554] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4562.977595] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4562.977642] netdev_core_pick_tx (net/core/dev.c:4211) [ 4562.977674] __dev_queue_xmit (net/core/dev.c:4295) [ 4562.977701] ? eth_header (net/ethernet/eth.c:85) [ 4562.977732] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4562.977761] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4562.977799] mld_sendpack (net/ipv6/mcast.c:1822) [ 4562.977830] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4562.977861] process_one_work (kernel/workqueue.c:3254) [ 4562.977892] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4562.977920] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4562.977955] kthread (kernel/kthread.c:388) [ 4562.977983] ? __pfx_kthread (kernel/kthread.c:341) [ 4562.978011] ret_from_fork (arch/x86/kernel/process.c:147) [ 4562.978045] ? __pfx_kthread (kernel/kthread.c:341) [ 4562.978073] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4562.978119] | [ 4625.978341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4625.978503] rcu: 3-....: (4623444 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1088656 | [ 4625.978576] rcu: (t=4620219 jiffies g=-319 q=465 ncpus=4) [ 4625.978674] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4625.978750] Workqueue: mld mld_ifc_work [ 4625.978789] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4625.978831] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4625.978946] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4625.978983] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4625.979035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4625.979088] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4625.979141] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4625.979193] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4625.979248] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4625.979303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4625.979347] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4625.979402] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4625.979453] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4625.979505] PKRU: 55555554 [ 4625.979527] Call Trace: [ 4625.979551] [ 4625.979585] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4625.979626] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4625.979663] ? notifier_call_chain (kernel/notifier.c:93) [ 4625.979701] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4625.979742] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4625.979779] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4625.979816] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4625.979857] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4625.979890] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4625.979928] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4625.979965] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4625.980002] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4625.980040] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4625.980077] [ 4625.980099] [ 4625.980121] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4625.980160] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4625.980188] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4625.980225] netdev_core_pick_tx (net/core/dev.c:4211) [ 4625.980256] __dev_queue_xmit (net/core/dev.c:4295) [ 4625.980284] ? eth_header (net/ethernet/eth.c:85) [ 4625.980314] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4625.980344] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4625.980380] mld_sendpack (net/ipv6/mcast.c:1822) [ 4625.980409] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4625.980437] process_one_work (kernel/workqueue.c:3254) [ 4625.980467] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4625.980494] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4625.980531] kthread (kernel/kthread.c:388) [ 4625.980561] ? __pfx_kthread (kernel/kthread.c:341) [ 4625.980590] ret_from_fork (arch/x86/kernel/process.c:147) [ 4625.980619] ? __pfx_kthread (kernel/kthread.c:341) [ 4625.980647] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4625.980678] | [ 4688.981357] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4688.981537] rcu: 3-....: (4686446 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1103446 | [ 4688.981610] rcu: (t=4683222 jiffies g=-319 q=465 ncpus=4) [ 4688.981694] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4688.981771] Workqueue: mld mld_ifc_work [ 4688.981810] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4688.981853] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4688.981967] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4688.982004] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4688.982071] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4688.982125] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4688.982177] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4688.982230] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4688.982285] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4688.982341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4688.982409] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4688.982463] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4688.982513] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4688.982566] PKRU: 55555554 [ 4688.982587] Call Trace: [ 4688.982611] [ 4688.982632] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4688.982675] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4688.982711] ? notifier_call_chain (kernel/notifier.c:93) [ 4688.982748] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4688.982784] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4688.982822] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4688.982859] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4688.982904] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4688.982932] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4688.982969] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4688.983005] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4688.983042] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4688.983079] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4688.983116] [ 4688.983138] [ 4688.983159] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4688.983197] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4688.983224] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4688.983260] netdev_core_pick_tx (net/core/dev.c:4211) [ 4688.983290] __dev_queue_xmit (net/core/dev.c:4295) [ 4688.983319] ? eth_header (net/ethernet/eth.c:85) [ 4688.983352] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4688.983386] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4688.983423] mld_sendpack (net/ipv6/mcast.c:1822) [ 4688.983453] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4688.983481] process_one_work (kernel/workqueue.c:3254) [ 4688.983511] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4688.983539] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4688.983577] kthread (kernel/kthread.c:388) [ 4688.983606] ? __pfx_kthread (kernel/kthread.c:341) [ 4688.983634] ret_from_fork (arch/x86/kernel/process.c:147) [ 4688.983663] ? __pfx_kthread (kernel/kthread.c:341) [ 4688.983692] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4688.983722] | [ 4751.984349] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4751.984544] rcu: 3-....: (4749448 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1118234 | [ 4751.984618] rcu: (t=4746225 jiffies g=-319 q=465 ncpus=4) [ 4751.984707] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4751.984784] Workqueue: mld mld_ifc_work [ 4751.984821] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4751.984862] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4751.984991] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4751.985026] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4751.985092] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4751.985143] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4751.985196] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4751.985247] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4751.985303] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4751.985360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4751.985402] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4751.985456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4751.985506] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4751.985558] PKRU: 55555554 [ 4751.985578] Call Trace: [ 4751.985604] [ 4751.985633] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4751.985684] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4751.985719] ? notifier_call_chain (kernel/notifier.c:93) [ 4751.985754] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4751.985793] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4751.985828] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4751.985862] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4751.985901] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4751.985929] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4751.985965] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4751.986001] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4751.986036] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4751.986082] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4751.986112] [ 4751.986133] [ 4751.986154] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4751.986196] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4751.986223] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4751.986259] netdev_core_pick_tx (net/core/dev.c:4211) [ 4751.986290] __dev_queue_xmit (net/core/dev.c:4295) [ 4751.986319] ? eth_header (net/ethernet/eth.c:85) [ 4751.986352] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4751.986382] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4751.986423] mld_sendpack (net/ipv6/mcast.c:1822) [ 4751.986451] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4751.986479] process_one_work (kernel/workqueue.c:3254) [ 4751.986508] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4751.986536] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4751.986572] kthread (kernel/kthread.c:388) [ 4751.986601] ? __pfx_kthread (kernel/kthread.c:341) [ 4751.986629] ret_from_fork (arch/x86/kernel/process.c:147) [ 4751.986659] ? __pfx_kthread (kernel/kthread.c:341) [ 4751.986687] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4751.986717] | [ 4814.987357] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4814.987537] rcu: 3-....: (4812450 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1133143 | [ 4814.987612] rcu: (t=4809228 jiffies g=-319 q=465 ncpus=4) [ 4814.987701] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4814.987779] Workqueue: mld mld_ifc_work [ 4814.987820] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4814.987863] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 4814.987975] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4814.988012] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4814.988064] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4814.988115] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4814.988167] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4814.988221] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4814.988277] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4814.988333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4814.988377] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4814.988431] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4814.988481] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4814.988534] PKRU: 55555554 [ 4814.988556] Call Trace: [ 4814.988579] [ 4814.988600] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4814.988642] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4814.988680] ? notifier_call_chain (kernel/notifier.c:93) [ 4814.988717] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4814.988758] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4814.988794] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4814.988831] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4814.988868] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4814.988897] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4814.988935] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4814.988972] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4814.989009] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4814.989044] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4814.989083] [ 4814.989104] [ 4814.989126] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4814.989163] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4814.989191] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4814.989228] netdev_core_pick_tx (net/core/dev.c:4211) [ 4814.989259] __dev_queue_xmit (net/core/dev.c:4295) [ 4814.989287] ? eth_header (net/ethernet/eth.c:85) [ 4814.989320] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4814.989353] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4814.989390] mld_sendpack (net/ipv6/mcast.c:1822) [ 4814.989419] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4814.989448] process_one_work (kernel/workqueue.c:3254) [ 4814.989479] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4814.989508] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4814.989543] kthread (kernel/kthread.c:388) [ 4814.989573] ? __pfx_kthread (kernel/kthread.c:341) [ 4814.989601] ret_from_fork (arch/x86/kernel/process.c:147) [ 4814.989629] ? __pfx_kthread (kernel/kthread.c:341) [ 4814.989658] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4814.989689] | [ 4877.990342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4877.990509] rcu: 3-....: (4875452 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1147887 | [ 4877.990594] rcu: (t=4872231 jiffies g=-319 q=465 ncpus=4) [ 4877.990677] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4877.990753] Workqueue: mld mld_ifc_work [ 4877.990790] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4877.990833] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 4877.990947] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4877.990984] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4877.991037] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4877.991089] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4877.991142] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4877.991195] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4877.991251] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4877.991307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4877.991350] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4877.991405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4877.991456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4877.991517] PKRU: 55555554 [ 4877.991549] Call Trace: [ 4877.991572] [ 4877.991593] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4877.991637] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4877.991673] ? notifier_call_chain (kernel/notifier.c:93) [ 4877.991711] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4877.991752] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4877.991790] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4877.991826] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4877.991864] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4877.991893] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4877.991931] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4877.991967] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4877.992003] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4877.992039] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4877.992075] [ 4877.992097] [ 4877.992119] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4877.992157] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 4877.992187] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4877.992227] netdev_core_pick_tx (net/core/dev.c:4211) [ 4877.992257] __dev_queue_xmit (net/core/dev.c:4295) [ 4877.992286] ? eth_header (net/ethernet/eth.c:85) [ 4877.992316] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4877.992345] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4877.992382] mld_sendpack (net/ipv6/mcast.c:1822) [ 4877.992412] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4877.992440] process_one_work (kernel/workqueue.c:3254) [ 4877.992469] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4877.992498] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4877.992535] kthread (kernel/kthread.c:388) [ 4877.992564] ? __pfx_kthread (kernel/kthread.c:341) [ 4877.992594] ret_from_fork (arch/x86/kernel/process.c:147) [ 4877.992624] ? __pfx_kthread (kernel/kthread.c:341) [ 4877.992652] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4877.992682] | [ 4940.993341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 4940.993453] rcu: 3-....: (4938454 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1162929 | [ 4940.993530] rcu: (t=4935234 jiffies g=-319 q=465 ncpus=4) [ 4940.993622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 4940.993706] Workqueue: mld mld_ifc_work [ 4940.993749] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4940.993794] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 4940.993913] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 4940.993950] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 4940.994007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 4940.994058] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 4940.994116] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 4940.994168] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 4940.994227] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 4940.994281] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4940.994329] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 4940.994383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4940.994433] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4940.994494] PKRU: 55555554 [ 4940.994516] Call Trace: [ 4940.994536] [ 4940.994565] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 4940.994611] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 4940.994648] ? notifier_call_chain (kernel/notifier.c:93) [ 4940.994686] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 4940.994730] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 4940.994767] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 4940.994804] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 4940.994841] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 4940.994875] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 4940.994912] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 4940.994948] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 4940.994991] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 4940.995028] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 4940.995065] [ 4940.995086] [ 4940.995111] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 4940.995152] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 4940.995179] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 4940.995215] netdev_core_pick_tx (net/core/dev.c:4211) [ 4940.995251] __dev_queue_xmit (net/core/dev.c:4295) [ 4940.995280] ? eth_header (net/ethernet/eth.c:85) [ 4940.995312] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 4940.995346] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 4940.995383] mld_sendpack (net/ipv6/mcast.c:1822) [ 4940.995412] mld_ifc_work (net/ipv6/mcast.c:2652) [ 4940.995439] process_one_work (kernel/workqueue.c:3254) [ 4940.995470] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 4940.995502] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 4940.995538] kthread (kernel/kthread.c:388) [ 4940.995567] ? __pfx_kthread (kernel/kthread.c:341) [ 4940.995601] ret_from_fork (arch/x86/kernel/process.c:147) [ 4940.995631] ? __pfx_kthread (kernel/kthread.c:341) [ 4940.995659] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 4940.995689] | [ 5003.996344] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5003.996510] rcu: 3-....: (5001456 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1178215 | [ 5003.996568] rcu: (t=4998237 jiffies g=-319 q=465 ncpus=4) [ 5003.996640] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5003.996700] Workqueue: mld mld_ifc_work [ 5003.996732] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5003.996766] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5003.996871] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5003.996900] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5003.996943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5003.996985] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5003.997027] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5003.997070] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5003.997114] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5003.997156] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5003.997190] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5003.997251] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5003.997292] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5003.997336] PKRU: 55555554 [ 5003.997354] Call Trace: [ 5003.997370] [ 5003.997388] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5003.997425] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5003.997456] ? notifier_call_chain (kernel/notifier.c:93) [ 5003.997489] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5003.997520] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5003.997550] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5003.997582] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5003.997613] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5003.997638] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5003.997669] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5003.997701] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5003.997732] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5003.997763] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5003.997794] [ 5003.997807] [ 5003.997820] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5003.997852] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5003.997876] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5003.997907] netdev_core_pick_tx (net/core/dev.c:4211) [ 5003.997932] __dev_queue_xmit (net/core/dev.c:4295) [ 5003.997956] ? eth_header (net/ethernet/eth.c:85) [ 5003.997984] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5003.998010] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5003.998041] mld_sendpack (net/ipv6/mcast.c:1822) [ 5003.998066] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5003.998090] process_one_work (kernel/workqueue.c:3254) [ 5003.998118] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5003.998142] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5003.998173] kthread (kernel/kthread.c:388) [ 5003.998198] ? __pfx_kthread (kernel/kthread.c:341) [ 5003.998223] ret_from_fork (arch/x86/kernel/process.c:147) [ 5003.998248] ? __pfx_kthread (kernel/kthread.c:341) [ 5003.998273] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5003.998299] | [ 5066.999343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5066.999525] rcu: 3-....: (5064459 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1192897 | [ 5066.999586] rcu: (t=5061240 jiffies g=-319 q=465 ncpus=4) [ 5066.999663] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5066.999727] Workqueue: mld mld_ifc_work [ 5066.999762] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 5066.999799] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 5066.999893] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5066.999924] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5066.999968] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5067.000012] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5067.000056] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5067.000101] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5067.000147] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5067.000191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5067.000227] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5067.000272] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5067.000315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5067.000359] PKRU: 55555554 [ 5067.000372] Call Trace: [ 5067.000386] [ 5067.000404] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5067.000440] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5067.000471] ? notifier_call_chain (kernel/notifier.c:93) [ 5067.000502] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5067.000532] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5067.000562] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5067.000594] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5067.000629] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5067.000660] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5067.000691] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5067.000723] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5067.000753] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5067.000789] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5067.000824] [ 5067.000837] [ 5067.000855] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5067.000890] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 5067.000915] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5067.000945] netdev_core_pick_tx (net/core/dev.c:4211) [ 5067.000977] __dev_queue_xmit (net/core/dev.c:4295) [ 5067.001001] ? eth_header (net/ethernet/eth.c:85) [ 5067.001030] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5067.001056] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5067.001087] mld_sendpack (net/ipv6/mcast.c:1822) [ 5067.001113] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5067.001137] process_one_work (kernel/workqueue.c:3254) [ 5067.001167] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5067.001192] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5067.001222] kthread (kernel/kthread.c:388) [ 5067.001248] ? __pfx_kthread (kernel/kthread.c:341) [ 5067.001272] ret_from_fork (arch/x86/kernel/process.c:147) [ 5067.001298] ? __pfx_kthread (kernel/kthread.c:341) [ 5067.001321] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5067.001351] | [ 5130.002364] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5130.002531] rcu: 3-....: (5127461 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1208006 | [ 5130.002591] rcu: (t=5124243 jiffies g=-319 q=465 ncpus=4) [ 5130.002662] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5130.002723] Workqueue: mld mld_ifc_work [ 5130.002755] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5130.002791] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5130.002880] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5130.002910] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5130.002952] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5130.002995] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5130.003038] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5130.003081] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5130.003125] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5130.003184] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5130.003220] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5130.003265] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5130.003307] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5130.003350] PKRU: 55555554 [ 5130.003369] Call Trace: [ 5130.003384] [ 5130.003402] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5130.003439] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5130.003470] ? notifier_call_chain (kernel/notifier.c:93) [ 5130.003501] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5130.003531] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5130.003562] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5130.003593] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5130.003623] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5130.003648] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5130.003679] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5130.003710] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5130.003741] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5130.003771] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5130.003802] [ 5130.003815] [ 5130.003833] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5130.003865] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5130.003889] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5130.003920] netdev_core_pick_tx (net/core/dev.c:4211) [ 5130.003950] __dev_queue_xmit (net/core/dev.c:4295) [ 5130.003974] ? eth_header (net/ethernet/eth.c:85) [ 5130.004010] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5130.004038] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5130.004068] mld_sendpack (net/ipv6/mcast.c:1822) [ 5130.004093] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5130.004116] process_one_work (kernel/workqueue.c:3254) [ 5130.004144] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5130.004167] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5130.004197] kthread (kernel/kthread.c:388) [ 5130.004222] ? __pfx_kthread (kernel/kthread.c:341) [ 5130.004245] ret_from_fork (arch/x86/kernel/process.c:147) [ 5130.004270] ? __pfx_kthread (kernel/kthread.c:341) [ 5130.004293] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5130.004319] | [ 5193.005359] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5193.005585] rcu: 3-....: (5190464 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1223135 | [ 5193.005646] rcu: (t=5187246 jiffies g=-319 q=465 ncpus=4) [ 5193.005719] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5193.005783] Workqueue: mld mld_ifc_work [ 5193.005817] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5193.005853] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5193.005950] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5193.005980] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5193.006025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5193.006069] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5193.006112] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5193.006157] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5193.006198] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5193.006242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5193.006278] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5193.006323] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5193.006366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5193.006405] PKRU: 55555554 [ 5193.006418] Call Trace: [ 5193.006433] [ 5193.006452] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5193.006488] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5193.006519] ? notifier_call_chain (kernel/notifier.c:93) [ 5193.006551] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5193.006581] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5193.006612] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5193.006644] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5193.006679] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5193.006707] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5193.006736] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5193.006768] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5193.006799] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5193.006830] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5193.006862] [ 5193.006875] [ 5193.006888] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5193.006922] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5193.006947] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5193.006978] netdev_core_pick_tx (net/core/dev.c:4211) [ 5193.007005] __dev_queue_xmit (net/core/dev.c:4295) [ 5193.007029] ? eth_header (net/ethernet/eth.c:85) [ 5193.007054] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5193.007080] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5193.007111] mld_sendpack (net/ipv6/mcast.c:1822) [ 5193.007137] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5193.007161] process_one_work (kernel/workqueue.c:3254) [ 5193.007186] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5193.007211] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5193.007241] kthread (kernel/kthread.c:388) [ 5193.007267] ? __pfx_kthread (kernel/kthread.c:341) [ 5193.007291] ret_from_fork (arch/x86/kernel/process.c:147) [ 5193.007319] ? __pfx_kthread (kernel/kthread.c:341) [ 5193.007344] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5193.007370] | [ 5256.008366] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5256.008539] rcu: 3-....: (5253466 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1238042 | [ 5256.008602] rcu: (t=5250249 jiffies g=-319 q=465 ncpus=4) [ 5256.008677] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5256.008740] Workqueue: mld mld_ifc_work [ 5256.008773] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5256.008812] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5256.008905] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5256.008936] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5256.008979] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5256.009023] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5256.009067] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5256.009111] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5256.009156] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5256.009200] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5256.009236] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5256.009281] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5256.009323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5256.009367] PKRU: 55555554 [ 5256.009385] Call Trace: [ 5256.009402] [ 5256.009427] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5256.009462] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5256.009493] ? notifier_call_chain (kernel/notifier.c:93) [ 5256.009523] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5256.009554] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5256.009585] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5256.009616] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5256.009650] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5256.009675] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5256.009705] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5256.009736] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5256.009767] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5256.009797] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5256.009836] [ 5256.009848] [ 5256.009861] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5256.009896] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5256.009920] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5256.009950] netdev_core_pick_tx (net/core/dev.c:4211) [ 5256.009979] __dev_queue_xmit (net/core/dev.c:4295) [ 5256.010003] ? eth_header (net/ethernet/eth.c:85) [ 5256.010031] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5256.010055] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5256.010086] mld_sendpack (net/ipv6/mcast.c:1822) [ 5256.010110] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5256.010135] process_one_work (kernel/workqueue.c:3254) [ 5256.010159] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5256.010184] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5256.010214] kthread (kernel/kthread.c:388) [ 5256.010239] ? __pfx_kthread (kernel/kthread.c:341) [ 5256.010263] ret_from_fork (arch/x86/kernel/process.c:147) [ 5256.010289] ? __pfx_kthread (kernel/kthread.c:341) [ 5256.010312] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5256.010341] | [ 5319.011354] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5319.011535] rcu: 3-....: (5316468 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1253120 | [ 5319.011599] rcu: (t=5313252 jiffies g=-319 q=465 ncpus=4) [ 5319.011702] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5319.011770] Workqueue: mld mld_ifc_work [ 5319.011808] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5319.011845] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5319.011939] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5319.011970] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5319.012014] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5319.012057] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5319.012101] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5319.012145] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5319.012191] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5319.012232] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5319.012267] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5319.012312] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5319.012354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5319.012392] PKRU: 55555554 [ 5319.012404] Call Trace: [ 5319.012419] [ 5319.012439] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5319.012474] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5319.012505] ? notifier_call_chain (kernel/notifier.c:93) [ 5319.012536] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5319.012570] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5319.012601] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5319.012633] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5319.012668] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5319.012693] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5319.012724] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5319.012756] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5319.012789] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5319.012820] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5319.012851] [ 5319.012864] [ 5319.012877] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5319.012909] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5319.012933] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5319.012964] netdev_core_pick_tx (net/core/dev.c:4211) [ 5319.012991] __dev_queue_xmit (net/core/dev.c:4295) [ 5319.013015] ? eth_header (net/ethernet/eth.c:85) [ 5319.013040] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5319.013065] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5319.013096] mld_sendpack (net/ipv6/mcast.c:1822) [ 5319.013121] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5319.013145] process_one_work (kernel/workqueue.c:3254) [ 5319.013170] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5319.013195] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5319.013225] kthread (kernel/kthread.c:388) [ 5319.013251] ? __pfx_kthread (kernel/kthread.c:341) [ 5319.013276] ret_from_fork (arch/x86/kernel/process.c:147) [ 5319.013305] ? __pfx_kthread (kernel/kthread.c:341) [ 5319.013329] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5319.013354] | [ 5382.014342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5382.014502] rcu: 3-....: (5379470 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1268274 | [ 5382.014560] rcu: (t=5376255 jiffies g=-319 q=465 ncpus=4) [ 5382.014627] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5382.014686] Workqueue: mld mld_ifc_work [ 5382.014718] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5382.014754] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5382.014841] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5382.014870] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5382.014910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5382.014951] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5382.014991] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5382.015031] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5382.015073] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5382.015113] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5382.015146] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5382.015187] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5382.015225] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5382.015266] PKRU: 55555554 [ 5382.015283] Call Trace: [ 5382.015296] [ 5382.015314] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5382.015348] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5382.015377] ? notifier_call_chain (kernel/notifier.c:93) [ 5382.015406] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5382.015435] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5382.015463] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5382.015492] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5382.015524] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5382.015547] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5382.015576] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5382.015606] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5382.015635] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5382.015663] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5382.015695] [ 5382.015707] [ 5382.015724] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5382.015756] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5382.015779] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5382.015808] netdev_core_pick_tx (net/core/dev.c:4211) [ 5382.015832] __dev_queue_xmit (net/core/dev.c:4295) [ 5382.015854] ? eth_header (net/ethernet/eth.c:85) [ 5382.015897] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5382.015924] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5382.015954] mld_sendpack (net/ipv6/mcast.c:1822) [ 5382.015977] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5382.016017] process_one_work (kernel/workqueue.c:3254) [ 5382.016045] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5382.016069] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5382.016099] kthread (kernel/kthread.c:388) [ 5382.016124] ? __pfx_kthread (kernel/kthread.c:341) [ 5382.016149] ret_from_fork (arch/x86/kernel/process.c:147) [ 5382.016173] ? __pfx_kthread (kernel/kthread.c:341) [ 5382.016197] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5382.016223] | [ 5445.017369] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5445.017544] rcu: 3-....: (5442473 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1283576 | [ 5445.017606] rcu: (t=5439258 jiffies g=-319 q=465 ncpus=4) [ 5445.017681] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5445.017744] Workqueue: mld mld_ifc_work [ 5445.017783] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5445.017820] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5445.017914] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5445.017944] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5445.018000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5445.018053] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5445.018093] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5445.018134] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5445.018176] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5445.018216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5445.018249] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5445.018290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5445.018329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5445.018369] PKRU: 55555554 [ 5445.018386] Call Trace: [ 5445.018402] [ 5445.018431] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5445.018466] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5445.018494] ? notifier_call_chain (kernel/notifier.c:93) [ 5445.018522] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5445.018553] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5445.018582] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5445.018611] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5445.018660] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5445.018684] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5445.018715] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5445.018745] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5445.018775] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5445.018805] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5445.018835] [ 5445.018847] [ 5445.018859] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5445.018890] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5445.018914] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5445.018944] netdev_core_pick_tx (net/core/dev.c:4211) [ 5445.018978] __dev_queue_xmit (net/core/dev.c:4295) [ 5445.019002] ? eth_header (net/ethernet/eth.c:85) [ 5445.019029] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5445.019056] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5445.019087] mld_sendpack (net/ipv6/mcast.c:1822) [ 5445.019111] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5445.019135] process_one_work (kernel/workqueue.c:3254) [ 5445.019159] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5445.019184] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5445.019214] kthread (kernel/kthread.c:388) [ 5445.019238] ? __pfx_kthread (kernel/kthread.c:341) [ 5445.019261] ret_from_fork (arch/x86/kernel/process.c:147) [ 5445.019286] ? __pfx_kthread (kernel/kthread.c:341) [ 5445.019309] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5445.019339] | [ 5508.020353] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5508.020524] rcu: 3-....: (5505475 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1298917 | [ 5508.020585] rcu: (t=5502261 jiffies g=-319 q=465 ncpus=4) [ 5508.020660] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5508.020723] Workqueue: mld mld_ifc_work [ 5508.020756] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 5508.020792] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 5508.020884] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5508.020914] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5508.020957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5508.021001] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5508.021044] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5508.021088] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5508.021133] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5508.021176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5508.021212] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5508.021273] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5508.021315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5508.021359] PKRU: 55555554 [ 5508.021377] Call Trace: [ 5508.021392] [ 5508.021411] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5508.021446] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5508.021476] ? notifier_call_chain (kernel/notifier.c:93) [ 5508.021508] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5508.021538] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5508.021568] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5508.021600] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5508.021633] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5508.021658] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5508.021689] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5508.021720] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5508.021750] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5508.021780] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5508.021811] [ 5508.021823] [ 5508.021836] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5508.021868] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 5508.021892] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5508.021923] netdev_core_pick_tx (net/core/dev.c:4211) [ 5508.021949] __dev_queue_xmit (net/core/dev.c:4295) [ 5508.021973] ? eth_header (net/ethernet/eth.c:85) [ 5508.021998] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5508.022023] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5508.022054] mld_sendpack (net/ipv6/mcast.c:1822) [ 5508.022079] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5508.022103] process_one_work (kernel/workqueue.c:3254) [ 5508.022128] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5508.022152] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5508.022182] kthread (kernel/kthread.c:388) [ 5508.022207] ? __pfx_kthread (kernel/kthread.c:341) [ 5508.022232] ret_from_fork (arch/x86/kernel/process.c:147) [ 5508.022260] ? __pfx_kthread (kernel/kthread.c:341) [ 5508.022284] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5508.022310] | [ 5571.023342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5571.023525] rcu: 3-....: (5568478 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1314159 | [ 5571.023586] rcu: (t=5565264 jiffies g=-319 q=465 ncpus=4) [ 5571.023656] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5571.023718] Workqueue: mld mld_ifc_work [ 5571.023751] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5571.023794] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5571.023885] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5571.023915] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5571.023958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5571.024001] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5571.024044] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5571.024087] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5571.024126] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5571.024168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5571.024204] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5571.024248] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5571.024290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5571.024333] PKRU: 55555554 [ 5571.024350] Call Trace: [ 5571.024365] [ 5571.024384] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5571.024419] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5571.024447] ? notifier_call_chain (kernel/notifier.c:93) [ 5571.024476] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5571.024510] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5571.024540] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5571.024571] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5571.024607] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5571.024630] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5571.024660] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5571.024690] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5571.024720] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5571.024750] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5571.024780] [ 5571.024792] [ 5571.024805] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5571.024852] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5571.024876] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5571.024907] netdev_core_pick_tx (net/core/dev.c:4211) [ 5571.024933] __dev_queue_xmit (net/core/dev.c:4295) [ 5571.024957] ? eth_header (net/ethernet/eth.c:85) [ 5571.024985] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5571.025010] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5571.025041] mld_sendpack (net/ipv6/mcast.c:1822) [ 5571.025066] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5571.025090] process_one_work (kernel/workqueue.c:3254) [ 5571.025115] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5571.025139] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5571.025169] kthread (kernel/kthread.c:388) [ 5571.025194] ? __pfx_kthread (kernel/kthread.c:341) [ 5571.025218] ret_from_fork (arch/x86/kernel/process.c:147) [ 5571.025243] ? __pfx_kthread (kernel/kthread.c:341) [ 5571.025267] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5571.025296] | [ 5634.026353] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5634.026524] rcu: 3-....: (5631481 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1329404 | [ 5634.026585] rcu: (t=5628267 jiffies g=-319 q=465 ncpus=4) [ 5634.026655] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5634.026717] Workqueue: mld mld_ifc_work [ 5634.026752] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5634.026788] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5634.026879] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5634.026909] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5634.026951] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5634.026994] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5634.027037] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5634.027079] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5634.027123] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5634.027165] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5634.027200] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5634.027244] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5634.027285] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5634.027328] PKRU: 55555554 [ 5634.027345] Call Trace: [ 5634.027361] [ 5634.027379] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5634.027414] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5634.027445] ? notifier_call_chain (kernel/notifier.c:93) [ 5634.027476] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5634.027506] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5634.027537] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5634.027568] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5634.027602] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5634.027628] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5634.027658] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5634.027689] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5634.027720] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5634.027750] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5634.027780] [ 5634.027793] [ 5634.027810] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5634.027842] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5634.027865] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5634.027896] netdev_core_pick_tx (net/core/dev.c:4211) [ 5634.027925] __dev_queue_xmit (net/core/dev.c:4295) [ 5634.027949] ? eth_header (net/ethernet/eth.c:85) [ 5634.027973] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5634.027998] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5634.028028] mld_sendpack (net/ipv6/mcast.c:1822) [ 5634.028053] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5634.028077] process_one_work (kernel/workqueue.c:3254) [ 5634.028110] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5634.028134] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5634.028164] kthread (kernel/kthread.c:388) [ 5634.028188] ? __pfx_kthread (kernel/kthread.c:341) [ 5634.028212] ret_from_fork (arch/x86/kernel/process.c:147) [ 5634.028242] ? __pfx_kthread (kernel/kthread.c:341) [ 5634.028265] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5634.028294] | [ 5697.029341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5697.029510] rcu: 3-....: (5694484 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1344330 | [ 5697.029582] rcu: (t=5691270 jiffies g=-319 q=465 ncpus=4) [ 5697.029668] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5697.029745] Workqueue: mld mld_ifc_work [ 5697.029783] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5697.029826] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5697.029940] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5697.029977] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5697.030029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5697.030082] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5697.030135] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5697.030186] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5697.030241] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5697.030297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5697.030339] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5697.030394] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5697.030456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5697.030509] PKRU: 55555554 [ 5697.030531] Call Trace: [ 5697.030570] [ 5697.030591] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5697.030634] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5697.030670] ? notifier_call_chain (kernel/notifier.c:93) [ 5697.030711] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5697.030752] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5697.030800] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5697.030841] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5697.030882] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5697.030912] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5697.030948] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5697.030985] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5697.031022] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5697.031061] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5697.031103] [ 5697.031124] [ 5697.031162] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5697.031207] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5697.031236] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5697.031278] netdev_core_pick_tx (net/core/dev.c:4211) [ 5697.031315] __dev_queue_xmit (net/core/dev.c:4295) [ 5697.031345] ? eth_header (net/ethernet/eth.c:85) [ 5697.031379] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5697.031415] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5697.031454] mld_sendpack (net/ipv6/mcast.c:1822) [ 5697.031487] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5697.031517] process_one_work (kernel/workqueue.c:3254) [ 5697.031551] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5697.031580] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5697.031616] kthread (kernel/kthread.c:388) [ 5697.031645] ? __pfx_kthread (kernel/kthread.c:341) [ 5697.031674] ret_from_fork (arch/x86/kernel/process.c:147) [ 5697.031710] ? __pfx_kthread (kernel/kthread.c:341) [ 5697.031739] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5697.031774] | [ 5760.032364] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5760.032548] rcu: 3-....: (5757486 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1359347 | [ 5760.032621] rcu: (t=5754273 jiffies g=-319 q=465 ncpus=4) [ 5760.032715] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5760.032793] Workqueue: mld mld_ifc_work [ 5760.032832] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5760.032879] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5760.032994] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5760.033030] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5760.033082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5760.033135] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5760.033188] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5760.033240] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5760.033295] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5760.033353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5760.033396] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5760.033450] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5760.033501] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5760.033552] PKRU: 55555554 [ 5760.033574] Call Trace: [ 5760.033602] [ 5760.033629] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5760.033673] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5760.033711] ? notifier_call_chain (kernel/notifier.c:93) [ 5760.033748] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5760.033785] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5760.033823] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5760.033860] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5760.033898] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5760.033927] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5760.033965] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5760.034003] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5760.034040] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5760.034077] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5760.034114] [ 5760.034136] [ 5760.034152] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5760.034190] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5760.034219] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5760.034255] netdev_core_pick_tx (net/core/dev.c:4211) [ 5760.034290] __dev_queue_xmit (net/core/dev.c:4295) [ 5760.034318] ? eth_header (net/ethernet/eth.c:85) [ 5760.034348] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5760.034382] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5760.034419] mld_sendpack (net/ipv6/mcast.c:1822) [ 5760.034448] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5760.034490] process_one_work (kernel/workqueue.c:3254) [ 5760.034527] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5760.034556] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5760.034594] kthread (kernel/kthread.c:388) [ 5760.034624] ? __pfx_kthread (kernel/kthread.c:341) [ 5760.034653] ret_from_fork (arch/x86/kernel/process.c:147) [ 5760.034683] ? __pfx_kthread (kernel/kthread.c:341) [ 5760.034712] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5760.034743] | [ 5823.035341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5823.035518] rcu: 3-....: (5820488 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1374257 | [ 5823.035588] rcu: (t=5817276 jiffies g=-319 q=465 ncpus=4) [ 5823.035682] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5823.035773] Workqueue: mld mld_ifc_work [ 5823.035811] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 5823.035852] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 5823.035961] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5823.035997] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5823.036046] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5823.036096] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5823.036146] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5823.036194] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5823.036247] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5823.036302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5823.036343] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5823.036394] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5823.036441] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5823.036492] PKRU: 55555554 [ 5823.036512] Call Trace: [ 5823.036535] [ 5823.036554] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5823.036596] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5823.036631] ? notifier_call_chain (kernel/notifier.c:93) [ 5823.036670] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5823.036708] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5823.036743] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5823.036779] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5823.036819] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5823.036852] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5823.036890] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5823.036925] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5823.036960] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5823.036995] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5823.037034] [ 5823.037056] [ 5823.037076] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5823.037118] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 5823.037145] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5823.037180] netdev_core_pick_tx (net/core/dev.c:4211) [ 5823.037214] __dev_queue_xmit (net/core/dev.c:4295) [ 5823.037245] ? eth_header (net/ethernet/eth.c:85) [ 5823.037300] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5823.037334] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5823.037376] mld_sendpack (net/ipv6/mcast.c:1822) [ 5823.037407] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5823.037439] process_one_work (kernel/workqueue.c:3254) [ 5823.037472] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5823.037500] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5823.037537] kthread (kernel/kthread.c:388) [ 5823.037567] ? __pfx_kthread (kernel/kthread.c:341) [ 5823.037595] ret_from_fork (arch/x86/kernel/process.c:147) [ 5823.037624] ? __pfx_kthread (kernel/kthread.c:341) [ 5823.037653] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5823.037687] | [ 5886.038342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5886.038483] rcu: 3-....: (5883490 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1389152 | [ 5886.038552] rcu: (t=5880279 jiffies g=-319 q=465 ncpus=4) [ 5886.038634] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5886.038708] Workqueue: mld mld_ifc_work [ 5886.038746] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5886.038787] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5886.038898] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5886.038933] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5886.038985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5886.039035] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5886.039085] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5886.039134] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5886.039186] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5886.039240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5886.039281] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5886.039332] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5886.039379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5886.039430] PKRU: 55555554 [ 5886.039450] Call Trace: [ 5886.039472] [ 5886.039491] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5886.039531] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5886.039565] ? notifier_call_chain (kernel/notifier.c:93) [ 5886.039602] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5886.039641] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5886.039675] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5886.039711] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5886.039750] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5886.039777] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5886.039812] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5886.039847] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5886.039882] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5886.039916] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5886.039954] [ 5886.039975] [ 5886.039994] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5886.040030] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5886.040057] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5886.040092] netdev_core_pick_tx (net/core/dev.c:4211) [ 5886.040125] __dev_queue_xmit (net/core/dev.c:4295) [ 5886.040156] ? eth_header (net/ethernet/eth.c:85) [ 5886.040193] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5886.040227] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5886.040266] mld_sendpack (net/ipv6/mcast.c:1822) [ 5886.040295] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5886.040329] process_one_work (kernel/workqueue.c:3254) [ 5886.040361] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5886.040390] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5886.040425] kthread (kernel/kthread.c:388) [ 5886.040452] ? __pfx_kthread (kernel/kthread.c:341) [ 5886.040480] ret_from_fork (arch/x86/kernel/process.c:147) [ 5886.040511] ? __pfx_kthread (kernel/kthread.c:341) [ 5886.040539] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5886.040572] | [ 5949.041342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 5949.041520] rcu: 3-....: (5946492 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1403944 | [ 5949.041596] rcu: (t=5943282 jiffies g=-319 q=465 ncpus=4) [ 5949.041687] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5949.041764] Workqueue: mld mld_ifc_work [ 5949.041805] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5949.041859] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 5949.041972] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 5949.042009] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 5949.042060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 5949.042112] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 5949.042164] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 5949.042224] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 5949.042276] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 5949.042331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5949.042372] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 5949.042424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 5949.042471] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 5949.042520] PKRU: 55555554 [ 5949.042540] Call Trace: [ 5949.042564] [ 5949.042591] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 5949.042631] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 5949.042666] ? notifier_call_chain (kernel/notifier.c:93) [ 5949.042701] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 5949.042740] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 5949.042774] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 5949.042809] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 5949.042851] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 5949.042882] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 5949.042918] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 5949.042953] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 5949.042988] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 5949.043023] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 5949.043062] [ 5949.043082] [ 5949.043119] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 5949.043160] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 5949.043188] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 5949.043241] netdev_core_pick_tx (net/core/dev.c:4211) [ 5949.043272] __dev_queue_xmit (net/core/dev.c:4295) [ 5949.043300] ? eth_header (net/ethernet/eth.c:85) [ 5949.043334] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 5949.043366] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 5949.043404] mld_sendpack (net/ipv6/mcast.c:1822) [ 5949.043433] mld_ifc_work (net/ipv6/mcast.c:2652) [ 5949.043462] process_one_work (kernel/workqueue.c:3254) [ 5949.043497] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 5949.043525] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 5949.043562] kthread (kernel/kthread.c:388) [ 5949.043592] ? __pfx_kthread (kernel/kthread.c:341) [ 5949.043621] ret_from_fork (arch/x86/kernel/process.c:147) [ 5949.043650] ? __pfx_kthread (kernel/kthread.c:341) [ 5949.043679] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 5949.043709] | [ 6012.044367] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6012.044546] rcu: 3-....: (6009494 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1418800 | [ 6012.044614] rcu: (t=6006285 jiffies g=-319 q=465 ncpus=4) [ 6012.044700] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6012.044776] Workqueue: mld mld_ifc_work [ 6012.044813] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 6012.044857] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 6012.044969] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6012.045004] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6012.045055] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6012.045107] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6012.045158] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6012.045210] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6012.045264] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6012.045319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6012.045361] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6012.045414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6012.045464] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6012.045521] PKRU: 55555554 [ 6012.045543] Call Trace: [ 6012.045560] [ 6012.045581] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6012.045623] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6012.045659] ? notifier_call_chain (kernel/notifier.c:93) [ 6012.045696] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6012.045731] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6012.045768] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6012.045804] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6012.045844] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6012.045874] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6012.045911] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6012.045948] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6012.045985] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6012.046020] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6012.046056] [ 6012.046078] [ 6012.046099] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6012.046139] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 6012.046166] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6012.046203] netdev_core_pick_tx (net/core/dev.c:4211) [ 6012.046232] __dev_queue_xmit (net/core/dev.c:4295) [ 6012.046260] ? eth_header (net/ethernet/eth.c:85) [ 6012.046293] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6012.046326] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6012.046361] mld_sendpack (net/ipv6/mcast.c:1822) [ 6012.046392] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6012.046451] process_one_work (kernel/workqueue.c:3254) [ 6012.046490] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6012.046518] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6012.046554] kthread (kernel/kthread.c:388) [ 6012.046584] ? __pfx_kthread (kernel/kthread.c:341) [ 6012.046614] ret_from_fork (arch/x86/kernel/process.c:147) [ 6012.046648] ? __pfx_kthread (kernel/kthread.c:341) [ 6012.046676] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6012.046711] | [ 6075.047341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6075.047522] rcu: 3-....: (6072496 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1433717 | [ 6075.047597] rcu: (t=6069288 jiffies g=-319 q=465 ncpus=4) [ 6075.047683] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6075.047760] Workqueue: mld mld_ifc_work [ 6075.047800] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6075.047843] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6075.047955] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6075.047991] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6075.048043] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6075.048095] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6075.048148] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6075.048200] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6075.048256] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6075.048313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6075.048355] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6075.048410] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6075.048459] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6075.048511] PKRU: 55555554 [ 6075.048532] Call Trace: [ 6075.048556] [ 6075.048577] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6075.048618] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6075.048656] ? notifier_call_chain (kernel/notifier.c:93) [ 6075.048694] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6075.048731] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6075.048768] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6075.048806] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6075.048846] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6075.048875] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6075.048912] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6075.048948] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6075.048984] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6075.049021] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6075.049059] [ 6075.049080] [ 6075.049102] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6075.049139] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6075.049167] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6075.049204] netdev_core_pick_tx (net/core/dev.c:4211) [ 6075.049234] __dev_queue_xmit (net/core/dev.c:4295) [ 6075.049261] ? eth_header (net/ethernet/eth.c:85) [ 6075.049291] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6075.049321] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6075.049357] mld_sendpack (net/ipv6/mcast.c:1822) [ 6075.049386] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6075.049415] process_one_work (kernel/workqueue.c:3254) [ 6075.049443] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6075.049471] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6075.049508] kthread (kernel/kthread.c:388) [ 6075.049538] ? __pfx_kthread (kernel/kthread.c:341) [ 6075.049566] ret_from_fork (arch/x86/kernel/process.c:147) [ 6075.049600] ? __pfx_kthread (kernel/kthread.c:341) [ 6075.049629] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6075.049659] | [ 6138.050341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6138.050450] rcu: 3-....: (6135498 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1448549 | [ 6138.050523] rcu: (t=6132291 jiffies g=-319 q=465 ncpus=4) [ 6138.050611] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6138.050692] Workqueue: mld mld_ifc_work [ 6138.050730] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 6138.050775] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 6138.050890] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6138.050927] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6138.050981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6138.051034] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6138.051098] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6138.051150] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6138.051205] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6138.051261] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6138.051304] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6138.051359] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6138.051409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6138.051463] PKRU: 55555554 [ 6138.051484] Call Trace: [ 6138.051508] [ 6138.051529] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6138.051572] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6138.051609] ? notifier_call_chain (kernel/notifier.c:93) [ 6138.051646] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6138.051683] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6138.051720] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6138.051757] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6138.051798] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6138.051827] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6138.051864] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6138.051902] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6138.051939] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6138.051976] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6138.052023] [ 6138.052044] [ 6138.052065] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6138.052102] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 6138.052130] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6138.052166] netdev_core_pick_tx (net/core/dev.c:4211) [ 6138.052197] __dev_queue_xmit (net/core/dev.c:4295) [ 6138.052224] ? eth_header (net/ethernet/eth.c:85) [ 6138.052259] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6138.052289] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6138.052336] mld_sendpack (net/ipv6/mcast.c:1822) [ 6138.052365] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6138.052409] process_one_work (kernel/workqueue.c:3254) [ 6138.052443] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6138.052471] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6138.052509] kthread (kernel/kthread.c:388) [ 6138.052539] ? __pfx_kthread (kernel/kthread.c:341) [ 6138.052568] ret_from_fork (arch/x86/kernel/process.c:147) [ 6138.052598] ? __pfx_kthread (kernel/kthread.c:341) [ 6138.052627] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6138.052664] | [ 6201.053342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6201.053512] rcu: 3-....: (6198500 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1463532 | [ 6201.053583] rcu: (t=6195294 jiffies g=-319 q=465 ncpus=4) [ 6201.053668] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6201.053746] Workqueue: mld mld_ifc_work [ 6201.053785] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6201.053827] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6201.053941] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6201.053979] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6201.054032] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6201.054084] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6201.054136] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6201.054188] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6201.054243] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6201.054299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6201.054343] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6201.054397] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6201.054449] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6201.054501] PKRU: 55555554 [ 6201.054522] Call Trace: [ 6201.054546] [ 6201.054567] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6201.054608] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6201.054644] ? notifier_call_chain (kernel/notifier.c:93) [ 6201.054681] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6201.054719] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6201.054756] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6201.054793] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6201.054834] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6201.054862] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6201.054899] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6201.054937] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6201.054973] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6201.055010] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6201.055048] [ 6201.055071] [ 6201.055093] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6201.055131] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6201.055160] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6201.055197] netdev_core_pick_tx (net/core/dev.c:4211) [ 6201.055232] __dev_queue_xmit (net/core/dev.c:4295) [ 6201.055260] ? eth_header (net/ethernet/eth.c:85) [ 6201.055290] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6201.055323] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6201.055362] mld_sendpack (net/ipv6/mcast.c:1822) [ 6201.055392] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6201.055421] process_one_work (kernel/workqueue.c:3254) [ 6201.055455] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6201.055484] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6201.055520] kthread (kernel/kthread.c:388) [ 6201.055557] ? __pfx_kthread (kernel/kthread.c:341) [ 6201.055586] ret_from_fork (arch/x86/kernel/process.c:147) [ 6201.055614] ? __pfx_kthread (kernel/kthread.c:341) [ 6201.055643] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6201.055682] | [ 6264.056352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6264.056534] rcu: 3-....: (6261502 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1478477 | [ 6264.056606] rcu: (t=6258297 jiffies g=-319 q=465 ncpus=4) [ 6264.056696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6264.056771] Workqueue: mld mld_ifc_work [ 6264.056809] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6264.056852] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6264.056992] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6264.057030] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6264.057083] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6264.057136] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6264.057188] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6264.057241] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6264.057295] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6264.057354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6264.057396] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6264.057450] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6264.057500] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6264.057553] PKRU: 55555554 [ 6264.057574] Call Trace: [ 6264.057600] [ 6264.057628] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6264.057670] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6264.057707] ? notifier_call_chain (kernel/notifier.c:93) [ 6264.057743] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6264.057780] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6264.057818] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6264.057854] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6264.057895] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6264.057924] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6264.057962] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6264.058000] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6264.058038] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6264.058075] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6264.058116] [ 6264.058138] [ 6264.058171] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6264.058209] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6264.058248] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6264.058285] netdev_core_pick_tx (net/core/dev.c:4211) [ 6264.058318] __dev_queue_xmit (net/core/dev.c:4295) [ 6264.058346] ? eth_header (net/ethernet/eth.c:85) [ 6264.058376] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6264.058421] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6264.058457] mld_sendpack (net/ipv6/mcast.c:1822) [ 6264.058487] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6264.058517] process_one_work (kernel/workqueue.c:3254) [ 6264.058547] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6264.058575] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6264.058611] kthread (kernel/kthread.c:388) [ 6264.058640] ? __pfx_kthread (kernel/kthread.c:341) [ 6264.058669] ret_from_fork (arch/x86/kernel/process.c:147) [ 6264.058699] ? __pfx_kthread (kernel/kthread.c:341) [ 6264.058728] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6264.058759] | [ 6327.059341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6327.059596] rcu: 3-....: (6324504 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1493419 | [ 6327.059753] rcu: (t=6321300 jiffies g=-319 q=465 ncpus=4) [ 6327.059950] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6327.060128] Workqueue: mld mld_ifc_work [ 6327.060202] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6327.060258] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6327.060372] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6327.060409] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6327.060462] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6327.060514] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6327.060566] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6327.060618] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6327.060690] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6327.060744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6327.060787] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6327.060841] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6327.060891] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6327.060942] PKRU: 55555554 [ 6327.060964] Call Trace: [ 6327.060988] [ 6327.061010] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6327.061053] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6327.061089] ? notifier_call_chain (kernel/notifier.c:93) [ 6327.061127] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6327.061164] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6327.061212] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6327.061248] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6327.061288] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6327.061317] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6327.061354] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6327.061391] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6327.061427] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6327.061463] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6327.061500] [ 6327.061522] [ 6327.061543] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6327.061589] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6327.061634] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6327.061670] netdev_core_pick_tx (net/core/dev.c:4211) [ 6327.061715] __dev_queue_xmit (net/core/dev.c:4295) [ 6327.061743] ? eth_header (net/ethernet/eth.c:85) [ 6327.061774] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6327.061803] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6327.061843] mld_sendpack (net/ipv6/mcast.c:1822) [ 6327.061873] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6327.061905] process_one_work (kernel/workqueue.c:3254) [ 6327.061934] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6327.061979] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6327.062014] kthread (kernel/kthread.c:388) [ 6327.062045] ? __pfx_kthread (kernel/kthread.c:341) [ 6327.062073] ret_from_fork (arch/x86/kernel/process.c:147) [ 6327.062110] ? __pfx_kthread (kernel/kthread.c:341) [ 6327.062139] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6327.062170] | [ 6390.062352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6390.062517] rcu: 3-....: (6387506 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1508315 | [ 6390.062591] rcu: (t=6384303 jiffies g=-319 q=465 ncpus=4) [ 6390.062676] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6390.062754] Workqueue: mld mld_ifc_work [ 6390.062792] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6390.062836] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6390.062952] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6390.062988] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6390.063041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6390.063093] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6390.063146] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6390.063199] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6390.063254] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6390.063310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6390.063353] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6390.063408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6390.063459] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6390.063511] PKRU: 55555554 [ 6390.063544] Call Trace: [ 6390.063568] [ 6390.063589] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6390.063633] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6390.063670] ? notifier_call_chain (kernel/notifier.c:93) [ 6390.063706] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6390.063743] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6390.063779] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6390.063816] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6390.063856] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6390.063885] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6390.063922] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6390.063959] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6390.063995] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6390.064032] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6390.064067] [ 6390.064088] [ 6390.064110] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6390.064147] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6390.064175] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6390.064211] netdev_core_pick_tx (net/core/dev.c:4211) [ 6390.064241] __dev_queue_xmit (net/core/dev.c:4295) [ 6390.064269] ? eth_header (net/ethernet/eth.c:85) [ 6390.064302] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6390.064332] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6390.064368] mld_sendpack (net/ipv6/mcast.c:1822) [ 6390.064397] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6390.064426] process_one_work (kernel/workqueue.c:3254) [ 6390.064458] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6390.064486] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6390.064523] kthread (kernel/kthread.c:388) [ 6390.064553] ? __pfx_kthread (kernel/kthread.c:341) [ 6390.064582] ret_from_fork (arch/x86/kernel/process.c:147) [ 6390.064611] ? __pfx_kthread (kernel/kthread.c:341) [ 6390.064640] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6390.064671] | [ 6453.065358] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6453.065621] rcu: 3-....: (6450508 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1523120 | [ 6453.065777] rcu: (t=6447306 jiffies g=-319 q=465 ncpus=4) [ 6453.065972] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6453.066143] Workqueue: mld mld_ifc_work [ 6453.066217] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6453.066305] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6453.066580] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6453.066657] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6453.066727] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6453.066779] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6453.066830] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6453.066893] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6453.066948] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6453.067002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6453.067061] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6453.067115] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6453.067190] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6453.067244] PKRU: 55555554 [ 6453.067265] Call Trace: [ 6453.067291] [ 6453.067319] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6453.067362] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6453.067398] ? notifier_call_chain (kernel/notifier.c:93) [ 6453.067435] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6453.067475] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6453.067512] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6453.067549] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6453.067590] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6453.067618] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6453.067654] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6453.067692] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6453.067729] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6453.067766] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6453.067803] [ 6453.067824] [ 6453.067846] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6453.067884] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6453.067913] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6453.067950] netdev_core_pick_tx (net/core/dev.c:4211) [ 6453.067983] __dev_queue_xmit (net/core/dev.c:4295) [ 6453.068011] ? eth_header (net/ethernet/eth.c:85) [ 6453.068040] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6453.068074] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6453.068116] mld_sendpack (net/ipv6/mcast.c:1822) [ 6453.068145] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6453.068174] process_one_work (kernel/workqueue.c:3254) [ 6453.068203] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6453.068232] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6453.068269] kthread (kernel/kthread.c:388) [ 6453.068298] ? __pfx_kthread (kernel/kthread.c:341) [ 6453.068327] ret_from_fork (arch/x86/kernel/process.c:147) [ 6453.068357] ? __pfx_kthread (kernel/kthread.c:341) [ 6453.068386] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6453.068416] | [ 6516.068341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6516.068612] rcu: 3-....: (6513509 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1538065 | [ 6516.068685] rcu: (t=6510309 jiffies g=-319 q=465 ncpus=4) [ 6516.068767] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6516.068841] Workqueue: mld mld_ifc_work [ 6516.068880] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6516.068920] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6516.069030] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6516.069066] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6516.069116] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6516.069166] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6516.069215] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6516.069283] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6516.069337] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6516.069403] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6516.069445] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6516.069497] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6516.069545] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6516.069594] PKRU: 55555554 [ 6516.069614] Call Trace: [ 6516.069636] [ 6516.069657] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6516.069698] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6516.069733] ? notifier_call_chain (kernel/notifier.c:93) [ 6516.069769] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6516.069804] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6516.069840] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6516.069876] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6516.069916] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6516.069945] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6516.069979] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6516.070016] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6516.070050] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6516.070085] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6516.070136] [ 6516.070158] [ 6516.070179] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6516.070217] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6516.070245] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6516.070281] netdev_core_pick_tx (net/core/dev.c:4211) [ 6516.070310] __dev_queue_xmit (net/core/dev.c:4295) [ 6516.070338] ? eth_header (net/ethernet/eth.c:85) [ 6516.070367] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6516.070400] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6516.070436] mld_sendpack (net/ipv6/mcast.c:1822) [ 6516.070466] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6516.070494] process_one_work (kernel/workqueue.c:3254) [ 6516.070526] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6516.070555] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6516.070590] kthread (kernel/kthread.c:388) [ 6516.070619] ? __pfx_kthread (kernel/kthread.c:341) [ 6516.070647] ret_from_fork (arch/x86/kernel/process.c:147) [ 6516.070676] ? __pfx_kthread (kernel/kthread.c:341) [ 6516.070704] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6516.070738] | [ 6579.071341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6579.071584] rcu: 3-....: (6576511 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1552979 | [ 6579.071736] rcu: (t=6573312 jiffies g=-319 q=465 ncpus=4) [ 6579.071878] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6579.071955] Workqueue: mld mld_ifc_work [ 6579.072000] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6579.072044] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6579.072151] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6579.072186] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6579.072235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6579.072284] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6579.072336] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6579.072386] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6579.072438] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6579.072490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6579.072530] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6579.072581] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6579.072629] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6579.072678] PKRU: 55555554 [ 6579.072698] Call Trace: [ 6579.072722] [ 6579.072742] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6579.072783] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6579.072818] ? notifier_call_chain (kernel/notifier.c:93) [ 6579.072856] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6579.072894] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6579.072930] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6579.072965] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6579.073004] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6579.073031] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6579.073066] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6579.073101] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6579.073137] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6579.073172] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6579.073207] [ 6579.073227] [ 6579.073248] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6579.073289] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6579.073316] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6579.073350] netdev_core_pick_tx (net/core/dev.c:4211) [ 6579.073384] __dev_queue_xmit (net/core/dev.c:4295) [ 6579.073414] ? eth_header (net/ethernet/eth.c:85) [ 6579.073442] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6579.073474] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6579.073510] mld_sendpack (net/ipv6/mcast.c:1822) [ 6579.073539] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6579.073567] process_one_work (kernel/workqueue.c:3254) [ 6579.073595] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6579.073623] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6579.073657] kthread (kernel/kthread.c:388) [ 6579.073686] ? __pfx_kthread (kernel/kthread.c:341) [ 6579.073713] ret_from_fork (arch/x86/kernel/process.c:147) [ 6579.073741] ? __pfx_kthread (kernel/kthread.c:341) [ 6579.073768] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6579.073797] | [ 6642.074357] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6642.074526] rcu: 3-....: (6639513 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1567748 | [ 6642.074644] rcu: (t=6636315 jiffies g=-319 q=465 ncpus=4) [ 6642.074800] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6642.074957] Workqueue: mld mld_ifc_work [ 6642.075018] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6642.075100] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6642.075356] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6642.075416] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6642.075480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6642.075546] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6642.075612] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6642.075676] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6642.075776] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6642.075888] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6642.075973] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6642.076083] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6642.076182] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6642.076288] PKRU: 55555554 [ 6642.076324] Call Trace: [ 6642.076360] [ 6642.076395] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6642.076478] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6642.076548] ? notifier_call_chain (kernel/notifier.c:93) [ 6642.076618] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6642.076691] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6642.076760] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6642.076826] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6642.076905] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6642.076959] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6642.077028] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6642.077097] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6642.077166] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6642.077237] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6642.077323] [ 6642.077359] [ 6642.077395] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6642.077466] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6642.077517] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6642.077589] netdev_core_pick_tx (net/core/dev.c:4211) [ 6642.077643] __dev_queue_xmit (net/core/dev.c:4295) [ 6642.077696] ? eth_header (net/ethernet/eth.c:85) [ 6642.077752] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6642.077806] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6642.077877] mld_sendpack (net/ipv6/mcast.c:1822) [ 6642.077928] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6642.077983] process_one_work (kernel/workqueue.c:3254) [ 6642.078036] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6642.078088] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6642.078156] kthread (kernel/kthread.c:388) [ 6642.078214] ? __pfx_kthread (kernel/kthread.c:341) [ 6642.078268] ret_from_fork (arch/x86/kernel/process.c:147) [ 6642.078320] ? __pfx_kthread (kernel/kthread.c:341) [ 6642.078377] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6642.078431] | [ 6705.077349] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6705.077515] rcu: 3-....: (6702513 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1582496 | [ 6705.077597] rcu: (t=6699318 jiffies g=-319 q=465 ncpus=4) [ 6705.077683] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6705.077753] Workqueue: mld mld_ifc_work [ 6705.077790] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6705.077835] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6705.077948] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6705.077983] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6705.078033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6705.078084] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6705.078135] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6705.078186] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6705.078238] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6705.078294] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6705.078335] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6705.078387] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6705.078437] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6705.078488] PKRU: 55555554 [ 6705.078509] Call Trace: [ 6705.078535] [ 6705.078564] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6705.078604] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6705.078640] ? notifier_call_chain (kernel/notifier.c:93) [ 6705.078674] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6705.078712] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6705.078747] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6705.078782] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6705.078821] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6705.078848] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6705.078882] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6705.078917] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6705.078952] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6705.078986] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6705.079023] [ 6705.079043] [ 6705.079064] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6705.079099] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6705.079126] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6705.079160] netdev_core_pick_tx (net/core/dev.c:4211) [ 6705.079193] __dev_queue_xmit (net/core/dev.c:4295) [ 6705.079219] ? eth_header (net/ethernet/eth.c:85) [ 6705.079251] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6705.079284] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6705.079323] mld_sendpack (net/ipv6/mcast.c:1822) [ 6705.079355] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6705.079385] process_one_work (kernel/workqueue.c:3254) [ 6705.079416] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6705.079445] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6705.079478] kthread (kernel/kthread.c:388) [ 6705.079506] ? __pfx_kthread (kernel/kthread.c:341) [ 6705.079534] ret_from_fork (arch/x86/kernel/process.c:147) [ 6705.079561] ? __pfx_kthread (kernel/kthread.c:341) [ 6705.079587] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6705.079616] | [ 6768.080341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6768.080608] rcu: 3-....: (6765515 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1597232 | [ 6768.080783] rcu: (t=6762321 jiffies g=-319 q=465 ncpus=4) [ 6768.080981] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6768.081161] Workqueue: mld mld_ifc_work [ 6768.081234] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6768.081323] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6768.081516] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6768.081552] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6768.081604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6768.081658] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6768.081711] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6768.081763] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6768.081818] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6768.081874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6768.081915] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6768.081968] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6768.082023] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6768.082072] PKRU: 55555554 [ 6768.082093] Call Trace: [ 6768.082115] [ 6768.082135] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6768.082176] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6768.082211] ? notifier_call_chain (kernel/notifier.c:93) [ 6768.082247] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6768.082287] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6768.082322] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6768.082358] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6768.082399] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6768.082428] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6768.082463] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6768.082499] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6768.082535] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6768.082575] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6768.082635] [ 6768.082656] [ 6768.082677] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6768.082715] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6768.082743] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6768.082779] netdev_core_pick_tx (net/core/dev.c:4211) [ 6768.082814] __dev_queue_xmit (net/core/dev.c:4295) [ 6768.082843] ? eth_header (net/ethernet/eth.c:85) [ 6768.082878] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6768.082911] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6768.082952] mld_sendpack (net/ipv6/mcast.c:1822) [ 6768.082987] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6768.083038] process_one_work (kernel/workqueue.c:3254) [ 6768.083072] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6768.083100] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6768.083137] kthread (kernel/kthread.c:388) [ 6768.083167] ? __pfx_kthread (kernel/kthread.c:341) [ 6768.083211] ret_from_fork (arch/x86/kernel/process.c:147) [ 6768.083243] ? __pfx_kthread (kernel/kthread.c:341) [ 6768.083271] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6768.083306] | [ 6831.083342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6831.083587] rcu: 3-....: (6828517 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1612012 | [ 6831.083740] rcu: (t=6825324 jiffies g=-319 q=465 ncpus=4) [ 6831.083837] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6831.083913] Workqueue: mld mld_ifc_work [ 6831.083954] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6831.083996] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6831.084110] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6831.084147] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6831.084198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6831.084250] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6831.084302] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6831.084364] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6831.084418] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6831.084472] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6831.084512] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6831.084565] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6831.084613] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6831.084663] PKRU: 55555554 [ 6831.084683] Call Trace: [ 6831.084706] [ 6831.084725] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6831.084766] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6831.084801] ? notifier_call_chain (kernel/notifier.c:93) [ 6831.084836] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6831.084882] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6831.084921] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6831.084956] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6831.084992] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6831.085020] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6831.085057] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6831.085093] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6831.085128] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6831.085169] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6831.085210] [ 6831.085231] [ 6831.085251] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6831.085291] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6831.085319] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6831.085356] netdev_core_pick_tx (net/core/dev.c:4211) [ 6831.085390] __dev_queue_xmit (net/core/dev.c:4295) [ 6831.085421] ? eth_header (net/ethernet/eth.c:85) [ 6831.085454] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6831.085486] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6831.085526] mld_sendpack (net/ipv6/mcast.c:1822) [ 6831.085557] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6831.085587] process_one_work (kernel/workqueue.c:3254) [ 6831.085621] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6831.085649] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6831.085686] kthread (kernel/kthread.c:388) [ 6831.085714] ? __pfx_kthread (kernel/kthread.c:341) [ 6831.085743] ret_from_fork (arch/x86/kernel/process.c:147) [ 6831.085772] ? __pfx_kthread (kernel/kthread.c:341) [ 6831.085801] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6831.085836] | [ 6894.086357] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6894.086619] rcu: 3-....: (6891519 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1626729 | [ 6894.086777] rcu: (t=6888327 jiffies g=-319 q=465 ncpus=4) [ 6894.086917] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6894.086993] Workqueue: mld mld_ifc_work [ 6894.087035] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 6894.087074] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 6894.087183] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6894.087219] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6894.087269] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6894.087321] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6894.087370] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6894.087420] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6894.087473] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6894.087528] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6894.087567] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6894.087621] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6894.087669] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6894.087720] PKRU: 55555554 [ 6894.087740] Call Trace: [ 6894.087765] [ 6894.087793] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6894.087836] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6894.087870] ? notifier_call_chain (kernel/notifier.c:93) [ 6894.087908] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6894.087948] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6894.087984] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6894.088019] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6894.088062] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6894.088090] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6894.088126] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6894.088163] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6894.088196] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6894.088230] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6894.088267] [ 6894.088288] [ 6894.088308] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6894.088347] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 6894.088375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6894.088410] netdev_core_pick_tx (net/core/dev.c:4211) [ 6894.088443] __dev_queue_xmit (net/core/dev.c:4295) [ 6894.088473] ? eth_header (net/ethernet/eth.c:85) [ 6894.088507] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6894.088540] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6894.088575] mld_sendpack (net/ipv6/mcast.c:1822) [ 6894.088604] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6894.088632] process_one_work (kernel/workqueue.c:3254) [ 6894.088664] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6894.088691] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6894.088747] kthread (kernel/kthread.c:388) [ 6894.088777] ? __pfx_kthread (kernel/kthread.c:341) [ 6894.088806] ret_from_fork (arch/x86/kernel/process.c:147) [ 6894.088836] ? __pfx_kthread (kernel/kthread.c:341) [ 6894.088865] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6894.088902] | [ 6957.089341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 6957.089600] rcu: 3-....: (6954521 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1641496 | [ 6957.089756] rcu: (t=6951330 jiffies g=-319 q=465 ncpus=4) [ 6957.089933] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6957.090069] Workqueue: mld mld_ifc_work [ 6957.090112] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6957.090154] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 6957.090264] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 6957.090297] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 6957.090346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 6957.090395] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 6957.090446] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 6957.090495] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 6957.090547] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 6957.090600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6957.090640] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 6957.090692] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6957.090738] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6957.090790] PKRU: 55555554 [ 6957.090810] Call Trace: [ 6957.090832] [ 6957.090853] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 6957.090893] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 6957.090929] ? notifier_call_chain (kernel/notifier.c:93) [ 6957.090968] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 6957.091006] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 6957.091041] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 6957.091075] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 6957.091115] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 6957.091163] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 6957.091200] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 6957.091238] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 6957.091274] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 6957.091310] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 6957.091350] [ 6957.091372] [ 6957.091393] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 6957.091430] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 6957.091458] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 6957.091493] netdev_core_pick_tx (net/core/dev.c:4211) [ 6957.091524] __dev_queue_xmit (net/core/dev.c:4295) [ 6957.091552] ? eth_header (net/ethernet/eth.c:85) [ 6957.091585] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 6957.091620] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 6957.091659] mld_sendpack (net/ipv6/mcast.c:1822) [ 6957.091688] mld_ifc_work (net/ipv6/mcast.c:2652) [ 6957.091717] process_one_work (kernel/workqueue.c:3254) [ 6957.091761] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 6957.091788] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 6957.091830] kthread (kernel/kthread.c:388) [ 6957.091859] ? __pfx_kthread (kernel/kthread.c:341) [ 6957.091886] ret_from_fork (arch/x86/kernel/process.c:147) [ 6957.091919] ? __pfx_kthread (kernel/kthread.c:341) [ 6957.091946] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 6957.091976] | [ 7020.092341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7020.092603] rcu: 3-....: (7017523 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1656228 | [ 7020.092776] rcu: (t=7014333 jiffies g=-319 q=465 ncpus=4) [ 7020.092886] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7020.092958] Workqueue: mld mld_ifc_work [ 7020.092996] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7020.093038] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7020.093151] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7020.093186] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7020.093237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7020.093289] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7020.093339] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7020.093387] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7020.093440] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7020.093499] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7020.093539] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7020.093590] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7020.093640] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7020.093689] PKRU: 55555554 [ 7020.093708] Call Trace: [ 7020.093731] [ 7020.093752] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7020.093793] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7020.093828] ? notifier_call_chain (kernel/notifier.c:93) [ 7020.093868] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7020.093903] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7020.093939] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7020.093974] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7020.094014] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7020.094048] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7020.094083] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7020.094135] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7020.094173] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7020.094210] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7020.094247] [ 7020.094268] [ 7020.094291] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7020.094329] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7020.094357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7020.094394] netdev_core_pick_tx (net/core/dev.c:4211) [ 7020.094428] __dev_queue_xmit (net/core/dev.c:4295) [ 7020.094456] ? eth_header (net/ethernet/eth.c:85) [ 7020.094485] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7020.094518] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7020.094554] mld_sendpack (net/ipv6/mcast.c:1822) [ 7020.094583] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7020.094611] process_one_work (kernel/workqueue.c:3254) [ 7020.094642] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7020.094670] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7020.094707] kthread (kernel/kthread.c:388) [ 7020.094746] ? __pfx_kthread (kernel/kthread.c:341) [ 7020.094790] ret_from_fork (arch/x86/kernel/process.c:147) [ 7020.094821] ? __pfx_kthread (kernel/kthread.c:341) [ 7020.094850] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7020.094879] | [ 7083.095352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7083.095525] rcu: 3-....: (7080525 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1671002 | [ 7083.095597] rcu: (t=7077336 jiffies g=-319 q=465 ncpus=4) [ 7083.095679] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7083.095754] Workqueue: mld mld_ifc_work [ 7083.095793] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7083.095836] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7083.095949] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7083.095986] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7083.096040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7083.096092] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7083.096144] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7083.096196] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7083.096251] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7083.096306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7083.096348] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7083.096401] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7083.096451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7083.096503] PKRU: 55555554 [ 7083.096524] Call Trace: [ 7083.096549] [ 7083.096570] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7083.096612] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7083.096649] ? notifier_call_chain (kernel/notifier.c:93) [ 7083.096685] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7083.096721] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7083.096758] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7083.096794] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7083.096837] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7083.096877] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7083.096914] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7083.096950] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7083.096992] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7083.097028] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7083.097067] [ 7083.097088] [ 7083.097110] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7083.097146] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7083.097174] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7083.097211] netdev_core_pick_tx (net/core/dev.c:4211) [ 7083.097245] __dev_queue_xmit (net/core/dev.c:4295) [ 7083.097274] ? eth_header (net/ethernet/eth.c:85) [ 7083.097308] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7083.097341] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7083.097377] mld_sendpack (net/ipv6/mcast.c:1822) [ 7083.097408] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7083.097437] process_one_work (kernel/workqueue.c:3254) [ 7083.097466] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7083.097494] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7083.097531] kthread (kernel/kthread.c:388) [ 7083.097559] ? __pfx_kthread (kernel/kthread.c:341) [ 7083.097588] ret_from_fork (arch/x86/kernel/process.c:147) [ 7083.097617] ? __pfx_kthread (kernel/kthread.c:341) [ 7083.097645] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7083.097675] | [ 7146.098341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7146.098599] rcu: 3-....: (7143527 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1685699 | [ 7146.098760] rcu: (t=7140339 jiffies g=-319 q=465 ncpus=4) [ 7146.098850] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7146.098922] Workqueue: mld mld_ifc_work [ 7146.098959] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7146.098999] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7146.099107] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7146.099142] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7146.099191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7146.099241] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7146.099291] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7146.099341] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7146.099393] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7146.099447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7146.099487] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7146.099539] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7146.099588] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7146.099641] PKRU: 55555554 [ 7146.099660] Call Trace: [ 7146.099682] [ 7146.099703] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7146.099744] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7146.099781] ? notifier_call_chain (kernel/notifier.c:93) [ 7146.099821] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7146.099856] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7146.099892] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7146.099927] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7146.099969] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7146.100004] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7146.100039] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7146.100075] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7146.100110] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7146.100145] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7146.100180] [ 7146.100201] [ 7146.100221] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7146.100259] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7146.100287] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7146.100322] netdev_core_pick_tx (net/core/dev.c:4211) [ 7146.100355] __dev_queue_xmit (net/core/dev.c:4295) [ 7146.100387] ? eth_header (net/ethernet/eth.c:85) [ 7146.100419] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7146.100451] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7146.100494] mld_sendpack (net/ipv6/mcast.c:1822) [ 7146.100523] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7146.100554] process_one_work (kernel/workqueue.c:3254) [ 7146.100594] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7146.100624] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7146.100659] kthread (kernel/kthread.c:388) [ 7146.100687] ? __pfx_kthread (kernel/kthread.c:341) [ 7146.100715] ret_from_fork (arch/x86/kernel/process.c:147) [ 7146.100748] ? __pfx_kthread (kernel/kthread.c:341) [ 7146.100775] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7146.100805] | [ 7209.101349] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7209.101531] rcu: 3-....: (7206529 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1700436 | [ 7209.101604] rcu: (t=7203342 jiffies g=-319 q=465 ncpus=4) [ 7209.101691] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7209.101766] Workqueue: mld mld_ifc_work [ 7209.101802] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7209.101845] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7209.101962] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7209.102016] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7209.102067] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7209.102119] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7209.102171] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7209.102228] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7209.102282] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7209.102333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7209.102376] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7209.102431] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7209.102481] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7209.102534] PKRU: 55555554 [ 7209.102556] Call Trace: [ 7209.102582] [ 7209.102610] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7209.102652] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7209.102688] ? notifier_call_chain (kernel/notifier.c:93) [ 7209.102725] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7209.102762] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7209.102799] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7209.102837] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7209.102877] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7209.102906] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7209.102943] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7209.102979] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7209.103016] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7209.103051] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7209.103088] [ 7209.103110] [ 7209.103131] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7209.103168] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7209.103197] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7209.103244] netdev_core_pick_tx (net/core/dev.c:4211) [ 7209.103277] __dev_queue_xmit (net/core/dev.c:4295) [ 7209.103303] ? eth_header (net/ethernet/eth.c:85) [ 7209.103335] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7209.103370] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7209.103408] mld_sendpack (net/ipv6/mcast.c:1822) [ 7209.103437] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7209.103465] process_one_work (kernel/workqueue.c:3254) [ 7209.103493] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7209.103520] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7209.103554] kthread (kernel/kthread.c:388) [ 7209.103583] ? __pfx_kthread (kernel/kthread.c:341) [ 7209.103609] ret_from_fork (arch/x86/kernel/process.c:147) [ 7209.103641] ? __pfx_kthread (kernel/kthread.c:341) [ 7209.103669] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7209.103698] | [ 7272.104343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7272.104461] rcu: 3-....: (7269531 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1715388 | [ 7272.104523] rcu: (t=7266345 jiffies g=-319 q=465 ncpus=4) [ 7272.104599] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7272.104662] Workqueue: mld mld_ifc_work [ 7272.104697] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7272.104733] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7272.104827] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7272.104858] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7272.104902] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7272.104946] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7272.104989] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7272.105033] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7272.105079] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7272.105122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7272.105158] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7272.105203] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7272.105245] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7272.105289] PKRU: 55555554 [ 7272.105302] Call Trace: [ 7272.105318] [ 7272.105336] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7272.105373] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7272.105405] ? notifier_call_chain (kernel/notifier.c:93) [ 7272.105436] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7272.105467] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7272.105499] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7272.105531] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7272.105566] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7272.105591] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7272.105622] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7272.105652] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7272.105684] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7272.105715] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7272.105746] [ 7272.105759] [ 7272.105772] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7272.105806] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7272.105831] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7272.105861] netdev_core_pick_tx (net/core/dev.c:4211) [ 7272.105891] __dev_queue_xmit (net/core/dev.c:4295) [ 7272.105916] ? eth_header (net/ethernet/eth.c:85) [ 7272.105943] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7272.105971] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7272.106002] mld_sendpack (net/ipv6/mcast.c:1822) [ 7272.106027] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7272.106052] process_one_work (kernel/workqueue.c:3254) [ 7272.106077] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7272.106101] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7272.106132] kthread (kernel/kthread.c:388) [ 7272.106158] ? __pfx_kthread (kernel/kthread.c:341) [ 7272.106183] ret_from_fork (arch/x86/kernel/process.c:147) [ 7272.106208] ? __pfx_kthread (kernel/kthread.c:341) [ 7272.106232] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7272.106259] | [ 7335.107343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7335.107448] rcu: 3-....: (7332534 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1730325 | [ 7335.107510] rcu: (t=7329348 jiffies g=-319 q=465 ncpus=4) [ 7335.107582] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7335.107646] Workqueue: mld mld_ifc_work [ 7335.107680] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7335.107717] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7335.107810] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7335.107841] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7335.107884] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7335.107928] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7335.107972] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7335.108015] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7335.108060] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7335.108103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7335.108139] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7335.108183] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7335.108225] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7335.108268] PKRU: 55555554 [ 7335.108287] Call Trace: [ 7335.108302] [ 7335.108321] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7335.108356] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7335.108387] ? notifier_call_chain (kernel/notifier.c:93) [ 7335.108418] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7335.108452] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7335.108483] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7335.108514] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7335.108545] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7335.108569] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7335.108601] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7335.108632] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7335.108664] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7335.108694] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7335.108728] [ 7335.108740] [ 7335.108754] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7335.108785] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7335.108809] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7335.108839] netdev_core_pick_tx (net/core/dev.c:4211) [ 7335.108868] __dev_queue_xmit (net/core/dev.c:4295) [ 7335.108893] ? eth_header (net/ethernet/eth.c:85) [ 7335.108920] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7335.108948] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7335.108977] mld_sendpack (net/ipv6/mcast.c:1822) [ 7335.109002] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7335.109026] process_one_work (kernel/workqueue.c:3254) [ 7335.109053] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7335.109077] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7335.109108] kthread (kernel/kthread.c:388) [ 7335.109133] ? __pfx_kthread (kernel/kthread.c:341) [ 7335.109158] ret_from_fork (arch/x86/kernel/process.c:147) [ 7335.109182] ? __pfx_kthread (kernel/kthread.c:341) [ 7335.109206] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7335.109233] | [ 7398.110343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7398.110461] rcu: 3-....: (7395537 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1745429 | [ 7398.110522] rcu: (t=7392351 jiffies g=-319 q=465 ncpus=4) [ 7398.110596] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7398.110662] Workqueue: mld mld_ifc_work [ 7398.110701] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7398.110738] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7398.110831] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7398.110862] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7398.110905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7398.110948] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7398.110989] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7398.111033] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7398.111078] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7398.111122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7398.111157] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7398.111203] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7398.111244] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7398.111288] PKRU: 55555554 [ 7398.111306] Call Trace: [ 7398.111323] [ 7398.111348] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7398.111393] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7398.111424] ? notifier_call_chain (kernel/notifier.c:93) [ 7398.111454] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7398.111489] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7398.111520] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7398.111551] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7398.111585] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7398.111609] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7398.111640] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7398.111672] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7398.111703] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7398.111733] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7398.111767] [ 7398.111779] [ 7398.111798] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7398.111830] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7398.111853] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7398.111884] netdev_core_pick_tx (net/core/dev.c:4211) [ 7398.111910] __dev_queue_xmit (net/core/dev.c:4295) [ 7398.111934] ? eth_header (net/ethernet/eth.c:85) [ 7398.111962] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7398.111986] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7398.112016] mld_sendpack (net/ipv6/mcast.c:1822) [ 7398.112041] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7398.112066] process_one_work (kernel/workqueue.c:3254) [ 7398.112091] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7398.112115] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7398.112145] kthread (kernel/kthread.c:388) [ 7398.112171] ? __pfx_kthread (kernel/kthread.c:341) [ 7398.112195] ret_from_fork (arch/x86/kernel/process.c:147) [ 7398.112220] ? __pfx_kthread (kernel/kthread.c:341) [ 7398.112244] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7398.112270] | [ 7461.113342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7461.113528] rcu: 3-....: (7458540 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1760375 | [ 7461.113601] rcu: (t=7455354 jiffies g=-319 q=465 ncpus=4) [ 7461.113690] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7461.113765] Workqueue: mld mld_ifc_work [ 7461.113808] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7461.113854] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7461.113970] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7461.114007] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7461.114060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7461.114113] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7461.114166] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7461.114219] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7461.114274] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7461.114328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7461.114371] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7461.114425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7461.114474] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7461.114526] PKRU: 55555554 [ 7461.114548] Call Trace: [ 7461.114572] [ 7461.114592] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7461.114636] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7461.114673] ? notifier_call_chain (kernel/notifier.c:93) [ 7461.114714] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7461.114758] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7461.114795] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7461.114836] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7461.114879] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7461.114912] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7461.114949] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7461.114987] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7461.115025] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7461.115066] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7461.115106] [ 7461.115128] [ 7461.115149] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7461.115192] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7461.115221] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7461.115258] netdev_core_pick_tx (net/core/dev.c:4211) [ 7461.115294] __dev_queue_xmit (net/core/dev.c:4295) [ 7461.115323] ? eth_header (net/ethernet/eth.c:85) [ 7461.115358] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7461.115393] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7461.115434] mld_sendpack (net/ipv6/mcast.c:1822) [ 7461.115466] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7461.115496] process_one_work (kernel/workqueue.c:3254) [ 7461.115530] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7461.115559] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7461.115595] kthread (kernel/kthread.c:388) [ 7461.115626] ? __pfx_kthread (kernel/kthread.c:341) [ 7461.115655] ret_from_fork (arch/x86/kernel/process.c:147) [ 7461.115690] ? __pfx_kthread (kernel/kthread.c:341) [ 7461.115719] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7461.115754] | [ 7524.116341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7524.116461] rcu: 3-....: (7521542 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1775109 | [ 7524.116534] rcu: (t=7518357 jiffies g=-319 q=465 ncpus=4) [ 7524.116622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7524.116702] Workqueue: mld mld_ifc_work [ 7524.116752] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7524.116793] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7524.116909] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7524.116946] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7524.116999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7524.117051] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7524.117103] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7524.117157] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7524.117212] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7524.117268] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7524.117311] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7524.117365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7524.117414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7524.117466] PKRU: 55555554 [ 7524.117488] Call Trace: [ 7524.117511] [ 7524.117533] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7524.117574] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7524.117611] ? notifier_call_chain (kernel/notifier.c:93) [ 7524.117648] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7524.117685] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7524.117721] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7524.117759] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7524.117800] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7524.117829] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7524.117866] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7524.117903] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7524.117947] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7524.117983] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7524.118023] [ 7524.118044] [ 7524.118065] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7524.118103] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7524.118132] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7524.118169] netdev_core_pick_tx (net/core/dev.c:4211) [ 7524.118203] __dev_queue_xmit (net/core/dev.c:4295) [ 7524.118231] ? eth_header (net/ethernet/eth.c:85) [ 7524.118261] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7524.118291] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7524.118328] mld_sendpack (net/ipv6/mcast.c:1822) [ 7524.118357] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7524.118393] process_one_work (kernel/workqueue.c:3254) [ 7524.118426] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7524.118470] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7524.118509] kthread (kernel/kthread.c:388) [ 7524.118539] ? __pfx_kthread (kernel/kthread.c:341) [ 7524.118569] ret_from_fork (arch/x86/kernel/process.c:147) [ 7524.118598] ? __pfx_kthread (kernel/kthread.c:341) [ 7524.118626] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7524.118656] | [ 7587.119341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7587.119588] rcu: 3-....: (7584544 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1789892 | [ 7587.119744] rcu: (t=7581360 jiffies g=-319 q=465 ncpus=4) [ 7587.119924] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7587.120105] Workqueue: mld mld_ifc_work [ 7587.120143] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7587.120185] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7587.120292] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7587.120328] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7587.120378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7587.120427] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7587.120478] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7587.120528] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7587.120582] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7587.120637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7587.120684] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7587.120736] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7587.120784] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7587.120835] PKRU: 55555554 [ 7587.120856] Call Trace: [ 7587.120878] [ 7587.120898] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7587.120942] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7587.120977] ? notifier_call_chain (kernel/notifier.c:93) [ 7587.121011] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7587.121055] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7587.121090] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7587.121126] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7587.121165] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7587.121194] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7587.121229] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7587.121265] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7587.121301] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7587.121339] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7587.121374] [ 7587.121394] [ 7587.121414] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7587.121450] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7587.121477] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7587.121511] netdev_core_pick_tx (net/core/dev.c:4211) [ 7587.121544] __dev_queue_xmit (net/core/dev.c:4295) [ 7587.121574] ? eth_header (net/ethernet/eth.c:85) [ 7587.121605] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7587.121642] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7587.121681] mld_sendpack (net/ipv6/mcast.c:1822) [ 7587.121712] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7587.121739] process_one_work (kernel/workqueue.c:3254) [ 7587.121771] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7587.121798] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7587.121833] kthread (kernel/kthread.c:388) [ 7587.121862] ? __pfx_kthread (kernel/kthread.c:341) [ 7587.121891] ret_from_fork (arch/x86/kernel/process.c:147) [ 7587.121922] ? __pfx_kthread (kernel/kthread.c:341) [ 7587.121951] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7587.121981] | [ 7650.122351] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7650.122608] rcu: 3-....: (7647546 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1804653 | [ 7650.122780] rcu: (t=7644363 jiffies g=-319 q=465 ncpus=4) [ 7650.122953] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7650.123075] Workqueue: mld mld_ifc_work [ 7650.123113] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7650.123153] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7650.123260] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7650.123296] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7650.123347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7650.123398] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7650.123447] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7650.123509] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7650.123562] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7650.123621] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7650.123665] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7650.123721] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7650.123768] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7650.123818] PKRU: 55555554 [ 7650.123838] Call Trace: [ 7650.123861] [ 7650.123881] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7650.123923] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7650.123958] ? notifier_call_chain (kernel/notifier.c:93) [ 7650.123994] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7650.124034] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7650.124069] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7650.124104] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7650.124142] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7650.124171] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7650.124205] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7650.124241] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7650.124277] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7650.124316] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7650.124355] [ 7650.124376] [ 7650.124397] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7650.124433] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7650.124461] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7650.124499] netdev_core_pick_tx (net/core/dev.c:4211) [ 7650.124531] __dev_queue_xmit (net/core/dev.c:4295) [ 7650.124561] ? eth_header (net/ethernet/eth.c:85) [ 7650.124596] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7650.124628] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7650.124680] mld_sendpack (net/ipv6/mcast.c:1822) [ 7650.124712] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7650.124743] process_one_work (kernel/workqueue.c:3254) [ 7650.124777] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7650.124805] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7650.124843] kthread (kernel/kthread.c:388) [ 7650.124871] ? __pfx_kthread (kernel/kthread.c:341) [ 7650.124899] ret_from_fork (arch/x86/kernel/process.c:147) [ 7650.124946] ? __pfx_kthread (kernel/kthread.c:341) [ 7650.124976] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7650.125010] | [ 7713.125348] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7713.125603] rcu: 3-....: (7710548 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1819458 | [ 7713.125763] rcu: (t=7707366 jiffies g=-319 q=465 ncpus=4) [ 7713.125963] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7713.126104] Workqueue: mld mld_ifc_work [ 7713.126142] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7713.126184] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7713.126293] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7713.126328] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7713.126378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7713.126428] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7713.126478] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7713.126528] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7713.126580] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7713.126632] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7713.126673] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7713.126724] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7713.126771] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7713.126821] PKRU: 55555554 [ 7713.126842] Call Trace: [ 7713.126867] [ 7713.126895] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7713.126934] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7713.126970] ? notifier_call_chain (kernel/notifier.c:93) [ 7713.127006] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7713.127044] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7713.127080] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7713.127116] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7713.127158] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7713.127187] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7713.127223] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7713.127259] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7713.127293] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7713.127331] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7713.127369] [ 7713.127389] [ 7713.127409] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7713.127452] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7713.127479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7713.127517] netdev_core_pick_tx (net/core/dev.c:4211) [ 7713.127563] __dev_queue_xmit (net/core/dev.c:4295) [ 7713.127591] ? eth_header (net/ethernet/eth.c:85) [ 7713.127624] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7713.127656] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7713.127694] mld_sendpack (net/ipv6/mcast.c:1822) [ 7713.127727] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7713.127755] process_one_work (kernel/workqueue.c:3254) [ 7713.127787] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7713.127817] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7713.127851] kthread (kernel/kthread.c:388) [ 7713.127879] ? __pfx_kthread (kernel/kthread.c:341) [ 7713.127907] ret_from_fork (arch/x86/kernel/process.c:147) [ 7713.127936] ? __pfx_kthread (kernel/kthread.c:341) [ 7713.127963] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7713.127993] | [ 7776.128341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7776.128499] rcu: 3-....: (7773550 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1834299 | [ 7776.128593] rcu: (t=7770369 jiffies g=-319 q=465 ncpus=4) [ 7776.128702] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7776.128806] Workqueue: mld mld_ifc_work [ 7776.128860] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 7776.128908] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 7776.129066] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7776.129116] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7776.129183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7776.129249] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7776.129314] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7776.129385] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7776.129452] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7776.129519] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7776.129576] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7776.129647] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7776.129717] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7776.129772] PKRU: 55555554 [ 7776.129793] Call Trace: [ 7776.129815] [ 7776.129836] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7776.129890] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7776.129942] ? notifier_call_chain (kernel/notifier.c:93) [ 7776.129992] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7776.130043] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7776.130092] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7776.130143] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7776.130193] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7776.130230] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7776.130278] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7776.130329] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7776.130379] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7776.130428] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7776.130479] [ 7776.130501] [ 7776.130524] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7776.130576] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 7776.130615] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7776.130664] netdev_core_pick_tx (net/core/dev.c:4211) [ 7776.130702] __dev_queue_xmit (net/core/dev.c:4295) [ 7776.130741] ? eth_header (net/ethernet/eth.c:85) [ 7776.130781] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7776.130821] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7776.130872] mld_sendpack (net/ipv6/mcast.c:1822) [ 7776.130931] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7776.130969] process_one_work (kernel/workqueue.c:3254) [ 7776.131008] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7776.131048] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7776.131097] kthread (kernel/kthread.c:388) [ 7776.131139] ? __pfx_kthread (kernel/kthread.c:341) [ 7776.131177] ret_from_fork (arch/x86/kernel/process.c:147) [ 7776.131218] ? __pfx_kthread (kernel/kthread.c:341) [ 7776.131256] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7776.131298] | [ 7839.131342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7839.131439] rcu: 3-....: (7836552 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1849116 | [ 7839.131512] rcu: (t=7833372 jiffies g=-319 q=465 ncpus=4) [ 7839.131598] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7839.131676] Workqueue: mld mld_ifc_work [ 7839.131714] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7839.131755] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7839.131871] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7839.131908] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7839.131962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7839.132014] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7839.132068] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7839.132121] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7839.132176] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7839.132233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7839.132277] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7839.132331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7839.132381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7839.132461] PKRU: 55555554 [ 7839.132483] Call Trace: [ 7839.132507] [ 7839.132528] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7839.132569] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7839.132606] ? notifier_call_chain (kernel/notifier.c:93) [ 7839.132644] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7839.132681] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7839.132728] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7839.132764] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7839.132803] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7839.132834] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7839.132870] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7839.132907] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7839.132943] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7839.132979] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7839.133016] [ 7839.133037] [ 7839.133059] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7839.133101] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7839.133129] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7839.133166] netdev_core_pick_tx (net/core/dev.c:4211) [ 7839.133195] __dev_queue_xmit (net/core/dev.c:4295) [ 7839.133224] ? eth_header (net/ethernet/eth.c:85) [ 7839.133258] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7839.133291] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7839.133327] mld_sendpack (net/ipv6/mcast.c:1822) [ 7839.133355] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7839.133387] process_one_work (kernel/workqueue.c:3254) [ 7839.133415] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7839.133443] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7839.133478] kthread (kernel/kthread.c:388) [ 7839.133507] ? __pfx_kthread (kernel/kthread.c:341) [ 7839.133551] ret_from_fork (arch/x86/kernel/process.c:147) [ 7839.133581] ? __pfx_kthread (kernel/kthread.c:341) [ 7839.133610] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7839.133651] | [ 7902.134341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7902.134517] rcu: 3-....: (7899554 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1863876 | [ 7902.134590] rcu: (t=7896375 jiffies g=-319 q=465 ncpus=4) [ 7902.134680] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7902.134776] Workqueue: mld mld_ifc_work [ 7902.134818] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7902.134859] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7902.134973] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7902.135010] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7902.135062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7902.135116] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7902.135168] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7902.135222] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7902.135277] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7902.135333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7902.135376] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7902.135429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7902.135479] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7902.135532] PKRU: 55555554 [ 7902.135554] Call Trace: [ 7902.135580] [ 7902.135607] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7902.135649] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7902.135685] ? notifier_call_chain (kernel/notifier.c:93) [ 7902.135722] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7902.135771] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7902.135808] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7902.135845] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7902.135882] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7902.135911] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7902.135947] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7902.135985] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7902.136023] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7902.136060] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7902.136101] [ 7902.136122] [ 7902.136143] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7902.136185] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7902.136213] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7902.136252] netdev_core_pick_tx (net/core/dev.c:4211) [ 7902.136283] __dev_queue_xmit (net/core/dev.c:4295) [ 7902.136311] ? eth_header (net/ethernet/eth.c:85) [ 7902.136341] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7902.136371] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7902.136409] mld_sendpack (net/ipv6/mcast.c:1822) [ 7902.136439] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7902.136468] process_one_work (kernel/workqueue.c:3254) [ 7902.136498] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7902.136527] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7902.136564] kthread (kernel/kthread.c:388) [ 7902.136593] ? __pfx_kthread (kernel/kthread.c:341) [ 7902.136621] ret_from_fork (arch/x86/kernel/process.c:147) [ 7902.136654] ? __pfx_kthread (kernel/kthread.c:341) [ 7902.136682] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7902.136713] | [ 7965.137342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 7965.137587] rcu: 3-....: (7962556 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1878654 | [ 7965.137667] rcu: (t=7959378 jiffies g=-319 q=465 ncpus=4) [ 7965.137752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 7965.137829] Workqueue: mld mld_ifc_work [ 7965.137867] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7965.137910] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 7965.138024] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 7965.138061] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 7965.138114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 7965.138166] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 7965.138219] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 7965.138272] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 7965.138327] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 7965.138383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7965.138426] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 7965.138482] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7965.138532] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7965.138584] PKRU: 55555554 [ 7965.138605] Call Trace: [ 7965.138628] [ 7965.138650] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 7965.138696] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 7965.138734] ? notifier_call_chain (kernel/notifier.c:93) [ 7965.138771] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 7965.138810] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 7965.138846] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 7965.138883] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 7965.138921] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 7965.138950] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 7965.138987] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 7965.139025] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 7965.139061] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 7965.139096] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 7965.139133] [ 7965.139154] [ 7965.139176] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 7965.139214] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 7965.139243] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 7965.139280] netdev_core_pick_tx (net/core/dev.c:4211) [ 7965.139311] __dev_queue_xmit (net/core/dev.c:4295) [ 7965.139339] ? eth_header (net/ethernet/eth.c:85) [ 7965.139373] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 7965.139406] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 7965.139442] mld_sendpack (net/ipv6/mcast.c:1822) [ 7965.139472] mld_ifc_work (net/ipv6/mcast.c:2652) [ 7965.139501] process_one_work (kernel/workqueue.c:3254) [ 7965.139536] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 7965.139564] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 7965.139602] kthread (kernel/kthread.c:388) [ 7965.139633] ? __pfx_kthread (kernel/kthread.c:341) [ 7965.139662] ret_from_fork (arch/x86/kernel/process.c:147) [ 7965.139693] ? __pfx_kthread (kernel/kthread.c:341) [ 7965.139722] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 7965.139753] | [ 8028.140343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8028.140525] rcu: 3-....: (8025558 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1893452 | [ 8028.140587] rcu: (t=8022381 jiffies g=-319 q=465 ncpus=4) [ 8028.140656] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8028.140721] Workqueue: mld mld_ifc_work [ 8028.140754] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 8028.140791] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 8028.140885] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8028.140916] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8028.140960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8028.141004] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8028.141047] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8028.141091] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8028.141136] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8028.141180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8028.141215] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8028.141260] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8028.141303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8028.141346] PKRU: 55555554 [ 8028.141364] Call Trace: [ 8028.141379] [ 8028.141397] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8028.141433] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8028.141464] ? notifier_call_chain (kernel/notifier.c:93) [ 8028.141496] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8028.141535] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8028.141565] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8028.141597] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8028.141631] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8028.141656] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8028.141687] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8028.141719] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8028.141750] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8028.141780] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8028.141811] [ 8028.141824] [ 8028.141843] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8028.141874] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 8028.141897] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8028.141929] netdev_core_pick_tx (net/core/dev.c:4211) [ 8028.141963] __dev_queue_xmit (net/core/dev.c:4295) [ 8028.141987] ? eth_header (net/ethernet/eth.c:85) [ 8028.142016] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8028.142044] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8028.142075] mld_sendpack (net/ipv6/mcast.c:1822) [ 8028.142101] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8028.142125] process_one_work (kernel/workqueue.c:3254) [ 8028.142149] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8028.142174] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8028.142205] kthread (kernel/kthread.c:388) [ 8028.142230] ? __pfx_kthread (kernel/kthread.c:341) [ 8028.142255] ret_from_fork (arch/x86/kernel/process.c:147) [ 8028.142280] ? __pfx_kthread (kernel/kthread.c:341) [ 8028.142304] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8028.142330] | [ 8091.143344] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8091.143449] rcu: 3-....: (8088560 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1907955 | [ 8091.143516] rcu: (t=8085384 jiffies g=-319 q=465 ncpus=4) [ 8091.143590] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8091.143653] Workqueue: mld mld_ifc_work [ 8091.143687] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8091.143721] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8091.143814] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8091.143845] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8091.143888] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8091.143931] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8091.143974] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8091.144017] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8091.144062] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8091.144104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8091.144139] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8091.144184] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8091.144225] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8091.144268] PKRU: 55555554 [ 8091.144286] Call Trace: [ 8091.144301] [ 8091.144319] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8091.144354] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8091.144384] ? notifier_call_chain (kernel/notifier.c:93) [ 8091.144415] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8091.144447] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8091.144477] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8091.144518] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8091.144551] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8091.144576] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8091.144607] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8091.144637] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8091.144668] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8091.144698] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8091.144729] [ 8091.144741] [ 8091.144754] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8091.144786] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8091.144810] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8091.144840] netdev_core_pick_tx (net/core/dev.c:4211) [ 8091.144870] __dev_queue_xmit (net/core/dev.c:4295) [ 8091.144894] ? eth_header (net/ethernet/eth.c:85) [ 8091.144921] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8091.144946] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8091.144977] mld_sendpack (net/ipv6/mcast.c:1822) [ 8091.145001] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8091.145025] process_one_work (kernel/workqueue.c:3254) [ 8091.145056] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8091.145080] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8091.145110] kthread (kernel/kthread.c:388) [ 8091.145135] ? __pfx_kthread (kernel/kthread.c:341) [ 8091.145160] ret_from_fork (arch/x86/kernel/process.c:147) [ 8091.145184] ? __pfx_kthread (kernel/kthread.c:341) [ 8091.145208] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8091.145236] | [ 8154.146342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8154.146459] rcu: 3-....: (8151563 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1923021 | [ 8154.146520] rcu: (t=8148387 jiffies g=-319 q=465 ncpus=4) [ 8154.146595] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8154.146659] Workqueue: mld mld_ifc_work [ 8154.146693] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8154.146730] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8154.146832] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8154.146862] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8154.146905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8154.146948] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8154.146992] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8154.147036] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8154.147081] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8154.147124] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8154.147160] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8154.147204] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8154.147246] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8154.147290] PKRU: 55555554 [ 8154.147308] Call Trace: [ 8154.147324] [ 8154.147341] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8154.147378] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8154.147410] ? notifier_call_chain (kernel/notifier.c:93) [ 8154.147442] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8154.147472] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8154.147504] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8154.147536] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8154.147570] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8154.147595] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8154.147626] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8154.147658] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8154.147690] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8154.147720] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8154.147752] [ 8154.147765] [ 8154.147778] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8154.147816] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8154.147840] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8154.147871] netdev_core_pick_tx (net/core/dev.c:4211) [ 8154.147896] __dev_queue_xmit (net/core/dev.c:4295) [ 8154.147921] ? eth_header (net/ethernet/eth.c:85) [ 8154.147949] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8154.147976] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8154.148007] mld_sendpack (net/ipv6/mcast.c:1822) [ 8154.148032] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8154.148056] process_one_work (kernel/workqueue.c:3254) [ 8154.148083] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8154.148107] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8154.148137] kthread (kernel/kthread.c:388) [ 8154.148163] ? __pfx_kthread (kernel/kthread.c:341) [ 8154.148186] ret_from_fork (arch/x86/kernel/process.c:147) [ 8154.148211] ? __pfx_kthread (kernel/kthread.c:341) [ 8154.148235] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8154.148261] | [ 8217.149354] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8217.149561] rcu: 3-....: (8214566 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1938440 | [ 8217.149627] rcu: (t=8211390 jiffies g=-319 q=465 ncpus=4) [ 8217.149703] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8217.149766] Workqueue: mld mld_ifc_work [ 8217.149800] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 8217.149837] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 8217.149932] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8217.149963] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8217.150006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8217.150050] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8217.150093] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8217.150137] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8217.150183] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8217.150226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8217.150261] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8217.150306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8217.150348] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8217.150392] PKRU: 55555554 [ 8217.150405] Call Trace: [ 8217.150423] [ 8217.150448] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8217.150483] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8217.150514] ? notifier_call_chain (kernel/notifier.c:93) [ 8217.150545] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8217.150576] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8217.150608] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8217.150639] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8217.150673] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8217.150699] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8217.150728] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8217.150760] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8217.150791] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8217.150822] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8217.150856] [ 8217.150869] [ 8217.150882] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8217.150914] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 8217.150938] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8217.150970] netdev_core_pick_tx (net/core/dev.c:4211) [ 8217.150999] __dev_queue_xmit (net/core/dev.c:4295) [ 8217.151024] ? eth_header (net/ethernet/eth.c:85) [ 8217.151051] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8217.151077] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8217.151107] mld_sendpack (net/ipv6/mcast.c:1822) [ 8217.151132] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8217.151156] process_one_work (kernel/workqueue.c:3254) [ 8217.151181] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8217.151206] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8217.151236] kthread (kernel/kthread.c:388) [ 8217.151262] ? __pfx_kthread (kernel/kthread.c:341) [ 8217.151286] ret_from_fork (arch/x86/kernel/process.c:147) [ 8217.151311] ? __pfx_kthread (kernel/kthread.c:341) [ 8217.151335] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8217.151362] | [ 8280.152343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8280.152517] rcu: 3-....: (8277568 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1953552 | [ 8280.152580] rcu: (t=8274393 jiffies g=-319 q=465 ncpus=4) [ 8280.152653] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8280.152718] Workqueue: mld mld_ifc_work [ 8280.152753] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8280.152789] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8280.152883] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8280.152914] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8280.152958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8280.153002] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8280.153046] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8280.153090] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8280.153135] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8280.153178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8280.153214] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8280.153258] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8280.153300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8280.153344] PKRU: 55555554 [ 8280.153362] Call Trace: [ 8280.153378] [ 8280.153396] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8280.153431] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8280.153462] ? notifier_call_chain (kernel/notifier.c:93) [ 8280.153493] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8280.153522] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8280.153554] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8280.153585] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8280.153619] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8280.153643] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8280.153674] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8280.153705] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8280.153737] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8280.153767] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8280.153798] [ 8280.153811] [ 8280.153824] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8280.153855] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8280.153879] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8280.153910] netdev_core_pick_tx (net/core/dev.c:4211) [ 8280.153936] __dev_queue_xmit (net/core/dev.c:4295) [ 8280.153961] ? eth_header (net/ethernet/eth.c:85) [ 8280.153989] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8280.154015] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8280.154045] mld_sendpack (net/ipv6/mcast.c:1822) [ 8280.154071] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8280.154095] process_one_work (kernel/workqueue.c:3254) [ 8280.154119] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8280.154144] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8280.154174] kthread (kernel/kthread.c:388) [ 8280.154199] ? __pfx_kthread (kernel/kthread.c:341) [ 8280.154223] ret_from_fork (arch/x86/kernel/process.c:147) [ 8280.154249] ? __pfx_kthread (kernel/kthread.c:341) [ 8280.154273] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8280.154299] | [ 8343.155342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8343.155505] rcu: 3-....: (8340571 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1969011 | [ 8343.155564] rcu: (t=8337396 jiffies g=-319 q=465 ncpus=4) [ 8343.155638] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8343.155702] Workqueue: mld mld_ifc_work [ 8343.155737] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8343.155773] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8343.155867] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8343.155898] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8343.155957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8343.156000] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8343.156044] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8343.156088] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8343.156134] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8343.156177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8343.156213] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8343.156258] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8343.156301] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8343.156344] PKRU: 55555554 [ 8343.156363] Call Trace: [ 8343.156378] [ 8343.156396] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8343.156431] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8343.156462] ? notifier_call_chain (kernel/notifier.c:93) [ 8343.156495] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8343.156526] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8343.156557] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8343.156588] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8343.156620] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8343.156644] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8343.156675] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8343.156706] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8343.156737] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8343.156768] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8343.156799] [ 8343.156812] [ 8343.156825] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8343.156857] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8343.156880] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8343.156911] netdev_core_pick_tx (net/core/dev.c:4211) [ 8343.156939] __dev_queue_xmit (net/core/dev.c:4295) [ 8343.156963] ? eth_header (net/ethernet/eth.c:85) [ 8343.156988] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8343.157014] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8343.157044] mld_sendpack (net/ipv6/mcast.c:1822) [ 8343.157069] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8343.157094] process_one_work (kernel/workqueue.c:3254) [ 8343.157122] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8343.157147] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8343.157177] kthread (kernel/kthread.c:388) [ 8343.157203] ? __pfx_kthread (kernel/kthread.c:341) [ 8343.157227] ret_from_fork (arch/x86/kernel/process.c:147) [ 8343.157252] ? __pfx_kthread (kernel/kthread.c:341) [ 8343.157276] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8343.157302] | [ 8406.158353] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8406.158531] rcu: 3-....: (8403574 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1984226 | [ 8406.158594] rcu: (t=8400399 jiffies g=-319 q=465 ncpus=4) [ 8406.158669] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8406.158735] Workqueue: mld mld_ifc_work [ 8406.158774] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8406.158811] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8406.158905] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8406.158936] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8406.158979] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8406.159023] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8406.159068] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8406.159112] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8406.159158] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8406.159201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8406.159237] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8406.159282] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8406.159324] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8406.159368] PKRU: 55555554 [ 8406.159385] Call Trace: [ 8406.159403] [ 8406.159428] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8406.159465] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8406.159495] ? notifier_call_chain (kernel/notifier.c:93) [ 8406.159526] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8406.159557] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8406.159588] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8406.159619] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8406.159652] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8406.159681] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8406.159712] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8406.159744] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8406.159775] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8406.159805] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8406.159836] [ 8406.159848] [ 8406.159860] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8406.159896] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8406.159920] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8406.159950] netdev_core_pick_tx (net/core/dev.c:4211) [ 8406.159980] __dev_queue_xmit (net/core/dev.c:4295) [ 8406.160004] ? eth_header (net/ethernet/eth.c:85) [ 8406.160032] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8406.160060] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8406.160091] mld_sendpack (net/ipv6/mcast.c:1822) [ 8406.160116] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8406.160141] process_one_work (kernel/workqueue.c:3254) [ 8406.160165] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8406.160190] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8406.160220] kthread (kernel/kthread.c:388) [ 8406.160245] ? __pfx_kthread (kernel/kthread.c:341) [ 8406.160270] ret_from_fork (arch/x86/kernel/process.c:147) [ 8406.160295] ? __pfx_kthread (kernel/kthread.c:341) [ 8406.160319] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8406.160345] | [ 8469.161355] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8469.161627] rcu: 3-....: (8466552 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=1999313 | [ 8469.161839] rcu: (t=8463402 jiffies g=-319 q=465 ncpus=4) [ 8469.162080] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8469.162302] Workqueue: mld mld_ifc_work [ 8469.162392] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8469.162500] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8469.162853] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8469.162964] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8469.163117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8469.163271] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8469.163420] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8469.163580] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8469.163739] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8469.163896] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8469.164026] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8469.164176] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8469.164324] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8469.164472] PKRU: 55555554 [ 8469.164527] Call Trace: [ 8469.164579] [ 8469.164630] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8469.164734] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8469.164829] ? notifier_call_chain (kernel/notifier.c:93) [ 8469.164925] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8469.165020] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8469.165117] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8469.165214] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8469.165311] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8469.165402] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8469.165502] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8469.165613] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8469.165716] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8469.165825] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8469.165938] [ 8469.165996] [ 8469.166050] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8469.166161] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8469.166245] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8469.166351] netdev_core_pick_tx (net/core/dev.c:4211) [ 8469.166459] __dev_queue_xmit (net/core/dev.c:4295) [ 8469.166545] ? eth_header (net/ethernet/eth.c:85) [ 8469.166631] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8469.166717] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8469.166824] mld_sendpack (net/ipv6/mcast.c:1822) [ 8469.166916] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8469.166997] process_one_work (kernel/workqueue.c:3254) [ 8469.167078] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8469.167163] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8469.167268] kthread (kernel/kthread.c:388) [ 8469.167355] ? __pfx_kthread (kernel/kthread.c:341) [ 8469.167438] ret_from_fork (arch/x86/kernel/process.c:147) [ 8469.167519] ? __pfx_kthread (kernel/kthread.c:341) [ 8469.167596] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8469.167677] | [ 8532.169343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8532.169526] rcu: 3-....: (8529555 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2013860 | [ 8532.169590] rcu: (t=8526410 jiffies g=-319 q=465 ncpus=4) [ 8532.169660] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8532.169724] Workqueue: mld mld_ifc_work [ 8532.169758] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8532.169794] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8532.169886] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8532.169917] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8532.169960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8532.170003] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8532.170046] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8532.170090] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8532.170135] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8532.170178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8532.170213] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8532.170258] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8532.170300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8532.170343] PKRU: 55555554 [ 8532.170355] Call Trace: [ 8532.170371] [ 8532.170388] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8532.170425] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8532.170456] ? notifier_call_chain (kernel/notifier.c:93) [ 8532.170487] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8532.170520] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8532.170551] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8532.170583] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8532.170617] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8532.170645] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8532.170676] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8532.170707] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8532.170738] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8532.170768] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8532.170798] [ 8532.170811] [ 8532.170824] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8532.170857] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8532.170880] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8532.170911] netdev_core_pick_tx (net/core/dev.c:4211) [ 8532.170937] __dev_queue_xmit (net/core/dev.c:4295) [ 8532.170960] ? eth_header (net/ethernet/eth.c:85) [ 8532.170989] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8532.171014] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8532.171045] mld_sendpack (net/ipv6/mcast.c:1822) [ 8532.171070] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8532.171094] process_one_work (kernel/workqueue.c:3254) [ 8532.171122] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8532.171146] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8532.171177] kthread (kernel/kthread.c:388) [ 8532.171201] ? __pfx_kthread (kernel/kthread.c:341) [ 8532.171225] ret_from_fork (arch/x86/kernel/process.c:147) [ 8532.171254] ? __pfx_kthread (kernel/kthread.c:341) [ 8532.171277] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8532.171310] | [ 8595.172343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8595.172503] rcu: 3-....: (8592558 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2028306 | [ 8595.172566] rcu: (t=8589413 jiffies g=-319 q=465 ncpus=4) [ 8595.172638] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8595.172700] Workqueue: mld mld_ifc_work [ 8595.172733] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8595.172771] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8595.172865] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8595.172895] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8595.172939] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8595.172982] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8595.173026] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8595.173069] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8595.173115] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8595.173158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8595.173192] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8595.173237] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8595.173279] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8595.173317] PKRU: 55555554 [ 8595.173329] Call Trace: [ 8595.173345] [ 8595.173363] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8595.173398] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8595.173428] ? notifier_call_chain (kernel/notifier.c:93) [ 8595.173459] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8595.173490] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8595.173520] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8595.173551] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8595.173588] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8595.173612] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8595.173644] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8595.173675] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8595.173706] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8595.173736] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8595.173767] [ 8595.173780] [ 8595.173793] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8595.173824] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8595.173849] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8595.173879] netdev_core_pick_tx (net/core/dev.c:4211) [ 8595.173909] __dev_queue_xmit (net/core/dev.c:4295) [ 8595.173933] ? eth_header (net/ethernet/eth.c:85) [ 8595.173958] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8595.173983] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8595.174014] mld_sendpack (net/ipv6/mcast.c:1822) [ 8595.174039] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8595.174063] process_one_work (kernel/workqueue.c:3254) [ 8595.174086] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8595.174110] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8595.174141] kthread (kernel/kthread.c:388) [ 8595.174166] ? __pfx_kthread (kernel/kthread.c:341) [ 8595.174190] ret_from_fork (arch/x86/kernel/process.c:147) [ 8595.174214] ? __pfx_kthread (kernel/kthread.c:341) [ 8595.174238] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8595.174265] | [ 8658.175343] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8658.175524] rcu: 3-....: (8655561 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2042456 | [ 8658.175586] rcu: (t=8652416 jiffies g=-319 q=465 ncpus=4) [ 8658.175657] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8658.175721] Workqueue: mld mld_ifc_work [ 8658.175754] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8658.175793] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8658.175886] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8658.175916] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8658.175959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8658.176002] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8658.176046] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8658.176089] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8658.176135] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8658.176177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8658.176212] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8658.176255] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8658.176297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8658.176340] PKRU: 55555554 [ 8658.176353] Call Trace: [ 8658.176368] [ 8658.176386] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8658.176420] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8658.176450] ? notifier_call_chain (kernel/notifier.c:93) [ 8658.176479] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8658.176510] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8658.176540] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8658.176571] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8658.176606] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8658.176630] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8658.176660] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8658.176692] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8658.176723] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8658.176753] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8658.176783] [ 8658.176796] [ 8658.176809] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8658.176840] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8658.176865] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8658.176895] netdev_core_pick_tx (net/core/dev.c:4211) [ 8658.176924] __dev_queue_xmit (net/core/dev.c:4295) [ 8658.176948] ? eth_header (net/ethernet/eth.c:85) [ 8658.176976] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8658.177003] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8658.177033] mld_sendpack (net/ipv6/mcast.c:1822) [ 8658.177058] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8658.177082] process_one_work (kernel/workqueue.c:3254) [ 8658.177107] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8658.177130] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8658.177161] kthread (kernel/kthread.c:388) [ 8658.177186] ? __pfx_kthread (kernel/kthread.c:341) [ 8658.177209] ret_from_fork (arch/x86/kernel/process.c:147) [ 8658.177234] ? __pfx_kthread (kernel/kthread.c:341) [ 8658.177258] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8658.177283] | [ 8721.178352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8721.178516] rcu: 3-....: (8718564 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2057014 | [ 8721.178579] rcu: (t=8715419 jiffies g=-319 q=465 ncpus=4) [ 8721.178651] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8721.178713] Workqueue: mld mld_ifc_work [ 8721.178745] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8721.178782] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8721.178877] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8721.178907] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8721.178950] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8721.178994] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8721.179038] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8721.179081] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8721.179127] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8721.179170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8721.179206] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8721.179251] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8721.179293] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8721.179337] PKRU: 55555554 [ 8721.179355] Call Trace: [ 8721.179373] [ 8721.179396] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8721.179431] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8721.179462] ? notifier_call_chain (kernel/notifier.c:93) [ 8721.179493] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8721.179526] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8721.179557] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8721.179589] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8721.179623] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8721.179647] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8721.179678] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8721.179710] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8721.179740] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8721.179770] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8721.179801] [ 8721.179813] [ 8721.179826] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8721.179861] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8721.179885] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8721.179916] netdev_core_pick_tx (net/core/dev.c:4211) [ 8721.179941] __dev_queue_xmit (net/core/dev.c:4295) [ 8721.179965] ? eth_header (net/ethernet/eth.c:85) [ 8721.179992] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8721.180017] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8721.180048] mld_sendpack (net/ipv6/mcast.c:1822) [ 8721.180072] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8721.180097] process_one_work (kernel/workqueue.c:3254) [ 8721.180124] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8721.180148] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8721.180178] kthread (kernel/kthread.c:388) [ 8721.180203] ? __pfx_kthread (kernel/kthread.c:341) [ 8721.180227] ret_from_fork (arch/x86/kernel/process.c:147) [ 8721.180252] ? __pfx_kthread (kernel/kthread.c:341) [ 8721.180276] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8721.180301] | [ 8784.181352] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8784.181526] rcu: 3-....: (8781567 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2072099 | [ 8784.181589] rcu: (t=8778422 jiffies g=-319 q=465 ncpus=4) [ 8784.181662] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8784.181725] Workqueue: mld mld_ifc_work [ 8784.181761] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8784.181797] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8784.181891] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8784.181922] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8784.181965] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8784.182008] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8784.182051] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8784.182096] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8784.182140] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8784.182183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8784.182219] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8784.182263] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8784.182305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8784.182344] PKRU: 55555554 [ 8784.182356] Call Trace: [ 8784.182372] [ 8784.182390] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8784.182427] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8784.182457] ? notifier_call_chain (kernel/notifier.c:93) [ 8784.182488] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8784.182522] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8784.182553] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8784.182584] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8784.182618] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8784.182642] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8784.182673] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8784.182703] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8784.182734] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8784.182764] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8784.182795] [ 8784.182808] [ 8784.182821] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8784.182852] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8784.182876] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8784.182906] netdev_core_pick_tx (net/core/dev.c:4211) [ 8784.182932] __dev_queue_xmit (net/core/dev.c:4295) [ 8784.182956] ? eth_header (net/ethernet/eth.c:85) [ 8784.182980] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8784.183005] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8784.183035] mld_sendpack (net/ipv6/mcast.c:1822) [ 8784.183060] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8784.183084] process_one_work (kernel/workqueue.c:3254) [ 8784.183112] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8784.183137] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8784.183167] kthread (kernel/kthread.c:388) [ 8784.183192] ? __pfx_kthread (kernel/kthread.c:341) [ 8784.183216] ret_from_fork (arch/x86/kernel/process.c:147) [ 8784.183241] ? __pfx_kthread (kernel/kthread.c:341) [ 8784.183264] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8784.183294] | [ 8847.184368] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8847.184532] rcu: 3-....: (8844570 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2086490 | [ 8847.184595] rcu: (t=8841425 jiffies g=-319 q=465 ncpus=4) [ 8847.184666] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8847.184729] Workqueue: mld mld_ifc_work [ 8847.184762] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8847.184799] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8847.184892] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8847.184922] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8847.184966] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8847.185009] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8847.185052] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8847.185096] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8847.185140] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8847.185183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8847.185218] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8847.185263] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8847.185304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8847.185348] PKRU: 55555554 [ 8847.185366] Call Trace: [ 8847.185381] [ 8847.185400] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8847.185434] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8847.185465] ? notifier_call_chain (kernel/notifier.c:93) [ 8847.185496] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8847.185531] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8847.185562] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8847.185593] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8847.185630] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8847.185654] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8847.185685] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8847.185716] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8847.185747] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8847.185777] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8847.185808] [ 8847.185821] [ 8847.185833] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8847.185867] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8847.185891] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8847.185921] netdev_core_pick_tx (net/core/dev.c:4211) [ 8847.185961] __dev_queue_xmit (net/core/dev.c:4295) [ 8847.185984] ? eth_header (net/ethernet/eth.c:85) [ 8847.186011] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8847.186034] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8847.186064] mld_sendpack (net/ipv6/mcast.c:1822) [ 8847.186087] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8847.186111] process_one_work (kernel/workqueue.c:3254) [ 8847.186134] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8847.186158] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8847.186187] kthread (kernel/kthread.c:388) [ 8847.186212] ? __pfx_kthread (kernel/kthread.c:341) [ 8847.186235] ret_from_fork (arch/x86/kernel/process.c:147) [ 8847.186258] ? __pfx_kthread (kernel/kthread.c:341) [ 8847.186281] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8847.186308] | [ 8910.187342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8910.187514] rcu: 3-....: (8907573 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2100848 | [ 8910.187571] rcu: (t=8904428 jiffies g=-319 q=465 ncpus=4) [ 8910.187647] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8910.187712] Workqueue: mld mld_ifc_work [ 8910.187749] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 8910.187786] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 8910.187879] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8910.187910] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8910.187953] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8910.187997] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8910.188040] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8910.188084] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8910.188134] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8910.188175] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8910.188211] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8910.188256] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8910.188298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8910.188340] PKRU: 55555554 [ 8910.188359] Call Trace: [ 8910.188375] [ 8910.188408] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8910.188446] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8910.188476] ? notifier_call_chain (kernel/notifier.c:93) [ 8910.188508] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8910.188543] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8910.188574] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8910.188605] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8910.188636] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8910.188660] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8910.188692] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8910.188723] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8910.188754] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8910.188787] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8910.188821] [ 8910.188833] [ 8910.188846] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8910.188877] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 8910.188901] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8910.188932] netdev_core_pick_tx (net/core/dev.c:4211) [ 8910.188958] __dev_queue_xmit (net/core/dev.c:4295) [ 8910.188982] ? eth_header (net/ethernet/eth.c:85) [ 8910.189006] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8910.189032] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8910.189062] mld_sendpack (net/ipv6/mcast.c:1822) [ 8910.189087] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8910.189111] process_one_work (kernel/workqueue.c:3254) [ 8910.189136] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8910.189160] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8910.189190] kthread (kernel/kthread.c:388) [ 8910.189215] ? __pfx_kthread (kernel/kthread.c:341) [ 8910.189240] ret_from_fork (arch/x86/kernel/process.c:147) [ 8910.189264] ? __pfx_kthread (kernel/kthread.c:341) [ 8910.189288] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8910.189314] | [ 8973.190342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 8973.190519] rcu: 3-....: (8970576 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2115957 | [ 8973.190576] rcu: (t=8967431 jiffies g=-319 q=465 ncpus=4) [ 8973.190647] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 8973.190711] Workqueue: mld mld_ifc_work [ 8973.190745] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8973.190782] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 8973.190875] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 8973.190905] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 8973.190949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 8973.190992] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 8973.191035] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 8973.191078] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 8973.191123] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 8973.191165] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8973.191200] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 8973.191245] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8973.191287] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8973.191330] PKRU: 55555554 [ 8973.191348] Call Trace: [ 8973.191368] [ 8973.191386] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 8973.191420] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 8973.191451] ? notifier_call_chain (kernel/notifier.c:93) [ 8973.191481] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 8973.191512] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 8973.191542] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 8973.191573] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 8973.191607] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 8973.191631] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 8973.191662] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 8973.191693] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 8973.191724] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 8973.191758] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 8973.191788] [ 8973.191801] [ 8973.191814] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 8973.191845] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 8973.191869] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 8973.191899] netdev_core_pick_tx (net/core/dev.c:4211) [ 8973.191931] __dev_queue_xmit (net/core/dev.c:4295) [ 8973.191955] ? eth_header (net/ethernet/eth.c:85) [ 8973.191979] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 8973.192005] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 8973.192035] mld_sendpack (net/ipv6/mcast.c:1822) [ 8973.192060] mld_ifc_work (net/ipv6/mcast.c:2652) [ 8973.192085] process_one_work (kernel/workqueue.c:3254) [ 8973.192111] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 8973.192135] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 8973.192165] kthread (kernel/kthread.c:388) [ 8973.192190] ? __pfx_kthread (kernel/kthread.c:341) [ 8973.192214] ret_from_fork (arch/x86/kernel/process.c:147) [ 8973.192239] ? __pfx_kthread (kernel/kthread.c:341) [ 8973.192263] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 8973.192290] | [ 9036.193342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9036.193517] rcu: 3-....: (9033579 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2130827 | [ 9036.193576] rcu: (t=9030434 jiffies g=-319 q=465 ncpus=4) [ 9036.193644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9036.193707] Workqueue: mld mld_ifc_work [ 9036.193743] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9036.193779] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9036.193874] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9036.193905] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9036.193949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9036.193987] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9036.194031] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9036.194074] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9036.194114] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9036.194157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9036.194192] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9036.194238] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9036.194279] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9036.194318] PKRU: 55555554 [ 9036.194331] Call Trace: [ 9036.194346] [ 9036.194364] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9036.194398] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9036.194429] ? notifier_call_chain (kernel/notifier.c:93) [ 9036.194460] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9036.194493] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9036.194524] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9036.194555] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9036.194589] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9036.194613] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9036.194644] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9036.194675] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9036.194706] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9036.194737] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9036.194768] [ 9036.194780] [ 9036.194793] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9036.194825] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9036.194849] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9036.194879] netdev_core_pick_tx (net/core/dev.c:4211) [ 9036.194905] __dev_queue_xmit (net/core/dev.c:4295) [ 9036.194929] ? eth_header (net/ethernet/eth.c:85) [ 9036.194957] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9036.194986] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9036.195016] mld_sendpack (net/ipv6/mcast.c:1822) [ 9036.195041] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9036.195065] process_one_work (kernel/workqueue.c:3254) [ 9036.195089] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9036.195113] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9036.195143] kthread (kernel/kthread.c:388) [ 9036.195168] ? __pfx_kthread (kernel/kthread.c:341) [ 9036.195195] ret_from_fork (arch/x86/kernel/process.c:147) [ 9036.195219] ? __pfx_kthread (kernel/kthread.c:341) [ 9036.195242] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9036.195268] | [ 9099.196341] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9099.196503] rcu: 3-....: (9096582 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2145529 | [ 9099.196564] rcu: (t=9093437 jiffies g=-319 q=465 ncpus=4) [ 9099.196632] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9099.196694] Workqueue: mld mld_ifc_work [ 9099.196728] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9099.196765] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 9099.196857] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9099.196887] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9099.196930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9099.196973] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9099.197016] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9099.197059] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9099.197105] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9099.197147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9099.197182] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9099.197227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9099.197268] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9099.197312] PKRU: 55555554 [ 9099.197325] Call Trace: [ 9099.197340] [ 9099.197358] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9099.197392] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9099.197423] ? notifier_call_chain (kernel/notifier.c:93) [ 9099.197454] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9099.197488] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9099.197519] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9099.197550] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9099.197584] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9099.197609] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9099.197640] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9099.197671] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9099.197701] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9099.197732] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9099.197769] [ 9099.197787] [ 9099.197806] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9099.197839] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9099.197863] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9099.197894] netdev_core_pick_tx (net/core/dev.c:4211) [ 9099.197922] __dev_queue_xmit (net/core/dev.c:4295) [ 9099.197945] ? eth_header (net/ethernet/eth.c:85) [ 9099.197970] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9099.197995] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9099.198025] mld_sendpack (net/ipv6/mcast.c:1822) [ 9099.198050] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9099.198075] process_one_work (kernel/workqueue.c:3254) [ 9099.198103] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9099.198128] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9099.198158] kthread (kernel/kthread.c:388) [ 9099.198183] ? __pfx_kthread (kernel/kthread.c:341) [ 9099.198206] ret_from_fork (arch/x86/kernel/process.c:147) [ 9099.198231] ? __pfx_kthread (kernel/kthread.c:341) [ 9099.198255] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9099.198284] | [ 9162.199350] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9162.199510] rcu: 3-....: (9159585 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2160263 | [ 9162.199568] rcu: (t=9156440 jiffies g=-319 q=465 ncpus=4) [ 9162.199648] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9162.199711] Workqueue: mld mld_ifc_work [ 9162.199745] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9162.199784] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9162.199879] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9162.199909] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9162.199953] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9162.199997] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9162.200041] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9162.200085] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9162.200129] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9162.200172] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9162.200208] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9162.200253] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9162.200295] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9162.200333] PKRU: 55555554 [ 9162.200346] Call Trace: [ 9162.200364] [ 9162.200389] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9162.200425] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9162.200455] ? notifier_call_chain (kernel/notifier.c:93) [ 9162.200486] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9162.200517] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9162.200547] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9162.200579] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9162.200615] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9162.200640] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9162.200671] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9162.200701] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9162.200732] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9162.200765] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9162.200798] [ 9162.200811] [ 9162.200824] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9162.200855] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9162.200879] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9162.200910] netdev_core_pick_tx (net/core/dev.c:4211) [ 9162.200938] __dev_queue_xmit (net/core/dev.c:4295) [ 9162.200962] ? eth_header (net/ethernet/eth.c:85) [ 9162.200990] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9162.201016] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9162.201046] mld_sendpack (net/ipv6/mcast.c:1822) [ 9162.201071] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9162.201095] process_one_work (kernel/workqueue.c:3254) [ 9162.201120] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9162.201144] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9162.201173] kthread (kernel/kthread.c:388) [ 9162.201199] ? __pfx_kthread (kernel/kthread.c:341) [ 9162.201223] ret_from_fork (arch/x86/kernel/process.c:147) [ 9162.201248] ? __pfx_kthread (kernel/kthread.c:341) [ 9162.201272] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9162.201298] | [ 9225.202342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9225.202513] rcu: 3-....: (9222588 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2175090 | [ 9225.202574] rcu: (t=9219443 jiffies g=-319 q=465 ncpus=4) [ 9225.202650] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9225.202713] Workqueue: mld mld_ifc_work [ 9225.202749] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9225.202787] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9225.202881] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9225.202912] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9225.202956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9225.202995] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9225.203039] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9225.203083] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9225.203124] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9225.203167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9225.203203] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9225.203249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9225.203292] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9225.203336] PKRU: 55555554 [ 9225.203349] Call Trace: [ 9225.203364] [ 9225.203383] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9225.203418] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9225.203449] ? notifier_call_chain (kernel/notifier.c:93) [ 9225.203480] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9225.203513] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9225.203544] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9225.203575] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9225.203611] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9225.203638] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9225.203669] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9225.203700] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9225.203731] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9225.203761] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9225.203791] [ 9225.203804] [ 9225.203817] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9225.203852] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9225.203876] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9225.203906] netdev_core_pick_tx (net/core/dev.c:4211) [ 9225.203935] __dev_queue_xmit (net/core/dev.c:4295) [ 9225.203959] ? eth_header (net/ethernet/eth.c:85) [ 9225.203986] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9225.204011] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9225.204041] mld_sendpack (net/ipv6/mcast.c:1822) [ 9225.204066] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9225.204090] process_one_work (kernel/workqueue.c:3254) [ 9225.204115] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9225.204139] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9225.204169] kthread (kernel/kthread.c:388) [ 9225.204194] ? __pfx_kthread (kernel/kthread.c:341) [ 9225.204219] ret_from_fork (arch/x86/kernel/process.c:147) [ 9225.204243] ? __pfx_kthread (kernel/kthread.c:341) [ 9225.204267] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9225.204293] | [ 9288.205342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9288.205451] rcu: 3-....: (9285591 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2189919 | [ 9288.205512] rcu: (t=9282446 jiffies g=-319 q=465 ncpus=4) [ 9288.205583] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9288.205645] Workqueue: mld mld_ifc_work [ 9288.205679] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9288.205715] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 9288.205808] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9288.205838] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9288.205881] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9288.205924] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9288.205967] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9288.206010] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9288.206054] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9288.206097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9288.206132] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9288.206177] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9288.206218] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9288.206261] PKRU: 55555554 [ 9288.206279] Call Trace: [ 9288.206294] [ 9288.206313] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9288.206349] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9288.206380] ? notifier_call_chain (kernel/notifier.c:93) [ 9288.206411] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9288.206445] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9288.206476] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9288.206507] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9288.206538] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9288.206566] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9288.206596] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9288.206628] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9288.206658] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9288.206689] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9288.206723] [ 9288.206739] [ 9288.206752] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9288.206783] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9288.206807] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9288.206837] netdev_core_pick_tx (net/core/dev.c:4211) [ 9288.206866] __dev_queue_xmit (net/core/dev.c:4295) [ 9288.206890] ? eth_header (net/ethernet/eth.c:85) [ 9288.206920] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9288.206947] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9288.206978] mld_sendpack (net/ipv6/mcast.c:1822) [ 9288.207003] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9288.207027] process_one_work (kernel/workqueue.c:3254) [ 9288.207055] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9288.207079] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9288.207109] kthread (kernel/kthread.c:388) [ 9288.207133] ? __pfx_kthread (kernel/kthread.c:341) [ 9288.207158] ret_from_fork (arch/x86/kernel/process.c:147) [ 9288.207182] ? __pfx_kthread (kernel/kthread.c:341) [ 9288.207206] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9288.207232] | [ 9351.208342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9351.208528] rcu: 3-....: (9348594 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2204805 | [ 9351.208588] rcu: (t=9345449 jiffies g=-319 q=465 ncpus=4) [ 9351.208662] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9351.208727] Workqueue: mld mld_ifc_work [ 9351.208764] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9351.208800] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9351.208893] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9351.208924] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9351.208966] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9351.209009] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9351.209053] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9351.209095] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9351.209141] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9351.209183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9351.209219] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9351.209263] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9351.209304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9351.209351] PKRU: 55555554 [ 9351.209366] Call Trace: [ 9351.209382] [ 9351.209408] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9351.209447] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9351.209477] ? notifier_call_chain (kernel/notifier.c:93) [ 9351.209509] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9351.209541] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9351.209572] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9351.209604] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9351.209637] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9351.209662] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9351.209693] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9351.209725] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9351.209756] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9351.209786] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9351.209817] [ 9351.209830] [ 9351.209843] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9351.209874] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9351.209897] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9351.209929] netdev_core_pick_tx (net/core/dev.c:4211) [ 9351.209955] __dev_queue_xmit (net/core/dev.c:4295) [ 9351.209979] ? eth_header (net/ethernet/eth.c:85) [ 9351.210003] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9351.210028] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9351.210059] mld_sendpack (net/ipv6/mcast.c:1822) [ 9351.210084] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9351.210108] process_one_work (kernel/workqueue.c:3254) [ 9351.210133] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9351.210157] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9351.210187] kthread (kernel/kthread.c:388) [ 9351.210213] ? __pfx_kthread (kernel/kthread.c:341) [ 9351.210237] ret_from_fork (arch/x86/kernel/process.c:147) [ 9351.210262] ? __pfx_kthread (kernel/kthread.c:341) [ 9351.210286] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9351.210313] | [ 9414.211358] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9414.211527] rcu: 3-....: (9411597 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2219659 | [ 9414.211590] rcu: (t=9408452 jiffies g=-319 q=465 ncpus=4) [ 9414.211657] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9414.211721] Workqueue: mld mld_ifc_work [ 9414.211758] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9414.211801] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 9414.211894] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9414.211924] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9414.211967] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9414.212010] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9414.212053] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9414.212097] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9414.212142] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9414.212185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9414.212220] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9414.212265] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9414.212307] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9414.212351] PKRU: 55555554 [ 9414.212363] Call Trace: [ 9414.212379] [ 9414.212396] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9414.212431] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9414.212462] ? notifier_call_chain (kernel/notifier.c:93) [ 9414.212493] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9414.212526] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9414.212557] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9414.212588] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9414.212621] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9414.212646] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9414.212676] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9414.212707] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9414.212737] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9414.212767] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9414.212797] [ 9414.212810] [ 9414.212823] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9414.212854] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9414.212877] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9414.212907] netdev_core_pick_tx (net/core/dev.c:4211) [ 9414.212933] __dev_queue_xmit (net/core/dev.c:4295) [ 9414.212957] ? eth_header (net/ethernet/eth.c:85) [ 9414.212982] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9414.213007] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9414.213037] mld_sendpack (net/ipv6/mcast.c:1822) [ 9414.213062] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9414.213086] process_one_work (kernel/workqueue.c:3254) [ 9414.213111] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9414.213135] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9414.213165] kthread (kernel/kthread.c:388) [ 9414.213190] ? __pfx_kthread (kernel/kthread.c:341) [ 9414.213214] ret_from_fork (arch/x86/kernel/process.c:147) [ 9414.213238] ? __pfx_kthread (kernel/kthread.c:341) [ 9414.213263] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9414.213288] | [ 9477.214342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9477.214513] rcu: 3-....: (9474600 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2234558 | [ 9477.214571] rcu: (t=9471455 jiffies g=-319 q=465 ncpus=4) [ 9477.214639] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9477.214703] Workqueue: mld mld_ifc_work [ 9477.214738] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9477.214775] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9477.214869] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9477.214900] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9477.214944] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9477.214987] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9477.215031] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9477.215075] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9477.215120] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9477.215164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9477.215199] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9477.215245] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9477.215286] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9477.215330] PKRU: 55555554 [ 9477.215348] Call Trace: [ 9477.215363] [ 9477.215381] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9477.215417] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9477.215448] ? notifier_call_chain (kernel/notifier.c:93) [ 9477.215479] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9477.215513] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9477.215543] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9477.215575] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9477.215612] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9477.215636] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9477.215667] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9477.215698] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9477.215729] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9477.215760] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9477.215791] [ 9477.215803] [ 9477.215816] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9477.215848] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9477.215872] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9477.215903] netdev_core_pick_tx (net/core/dev.c:4211) [ 9477.215933] __dev_queue_xmit (net/core/dev.c:4295) [ 9477.215957] ? eth_header (net/ethernet/eth.c:85) [ 9477.215981] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9477.216006] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9477.216037] mld_sendpack (net/ipv6/mcast.c:1822) [ 9477.216062] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9477.216086] process_one_work (kernel/workqueue.c:3254) [ 9477.216114] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9477.216139] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9477.216169] kthread (kernel/kthread.c:388) [ 9477.216193] ? __pfx_kthread (kernel/kthread.c:341) [ 9477.216217] ret_from_fork (arch/x86/kernel/process.c:147) [ 9477.216242] ? __pfx_kthread (kernel/kthread.c:341) [ 9477.216266] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9477.216292] | [ 9540.217342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9540.217498] rcu: 3-....: (9537603 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2249359 | [ 9540.217556] rcu: (t=9534458 jiffies g=-319 q=465 ncpus=4) [ 9540.217630] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9540.217692] Workqueue: mld mld_ifc_work [ 9540.217727] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9540.217764] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 9540.217857] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9540.217888] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9540.217932] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9540.217975] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9540.218019] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9540.218063] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9540.218108] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9540.218151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9540.218187] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9540.218233] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9540.218274] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9540.218317] PKRU: 55555554 [ 9540.218335] Call Trace: [ 9540.218350] [ 9540.218369] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9540.218404] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9540.218435] ? notifier_call_chain (kernel/notifier.c:93) [ 9540.218466] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9540.218497] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9540.218528] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9540.218558] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9540.218589] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9540.218613] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9540.218645] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9540.218676] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9540.218707] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9540.218741] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9540.218772] [ 9540.218785] [ 9540.218797] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9540.218829] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9540.218852] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9540.218883] netdev_core_pick_tx (net/core/dev.c:4211) [ 9540.218913] __dev_queue_xmit (net/core/dev.c:4295) [ 9540.218937] ? eth_header (net/ethernet/eth.c:85) [ 9540.218965] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9540.218996] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9540.219027] mld_sendpack (net/ipv6/mcast.c:1822) [ 9540.219052] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9540.219077] process_one_work (kernel/workqueue.c:3254) [ 9540.219105] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9540.219130] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9540.219160] kthread (kernel/kthread.c:388) [ 9540.219185] ? __pfx_kthread (kernel/kthread.c:341) [ 9540.219209] ret_from_fork (arch/x86/kernel/process.c:147) [ 9540.219234] ? __pfx_kthread (kernel/kthread.c:341) [ 9540.219258] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9540.219288] | [ 9603.220342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9603.220510] rcu: 3-....: (9600606 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2264175 | [ 9603.220571] rcu: (t=9597461 jiffies g=-319 q=465 ncpus=4) [ 9603.220642] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9603.220707] Workqueue: mld mld_ifc_work [ 9603.220740] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9603.220778] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9603.220872] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9603.220902] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9603.220945] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9603.220988] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9603.221033] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9603.221076] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9603.221122] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9603.221166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9603.221202] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9603.221247] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9603.221289] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9603.221327] PKRU: 55555554 [ 9603.221340] Call Trace: [ 9603.221355] [ 9603.221373] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9603.221408] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9603.221439] ? notifier_call_chain (kernel/notifier.c:93) [ 9603.221470] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9603.221501] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9603.221531] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9603.221563] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9603.221596] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9603.221621] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9603.221652] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9603.221684] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9603.221715] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9603.221749] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9603.221780] [ 9603.221793] [ 9603.221806] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9603.221838] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9603.221862] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9603.221893] netdev_core_pick_tx (net/core/dev.c:4211) [ 9603.221918] __dev_queue_xmit (net/core/dev.c:4295) [ 9603.221942] ? eth_header (net/ethernet/eth.c:85) [ 9603.221970] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9603.221998] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9603.222028] mld_sendpack (net/ipv6/mcast.c:1822) [ 9603.222053] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9603.222077] process_one_work (kernel/workqueue.c:3254) [ 9603.222102] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9603.222126] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9603.222157] kthread (kernel/kthread.c:388) [ 9603.222182] ? __pfx_kthread (kernel/kthread.c:341) [ 9603.222206] ret_from_fork (arch/x86/kernel/process.c:147) [ 9603.222232] ? __pfx_kthread (kernel/kthread.c:341) [ 9603.222255] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9603.222282] | [ 9666.223350] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9666.223512] rcu: 3-....: (9663609 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2279000 | [ 9666.223570] rcu: (t=9660464 jiffies g=-319 q=465 ncpus=4) [ 9666.223649] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9666.223712] Workqueue: mld mld_ifc_work [ 9666.223746] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9666.223783] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 9666.223875] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9666.223906] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9666.223949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9666.223992] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9666.224034] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9666.224078] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9666.224123] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9666.224166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9666.224202] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9666.224247] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9666.224289] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9666.224332] PKRU: 55555554 [ 9666.224350] Call Trace: [ 9666.224373] [ 9666.224398] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9666.224434] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9666.224465] ? notifier_call_chain (kernel/notifier.c:93) [ 9666.224496] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9666.224531] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9666.224562] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9666.224593] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9666.224627] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9666.224651] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9666.224682] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9666.224714] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9666.224745] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9666.224776] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9666.224807] [ 9666.224820] [ 9666.224838] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9666.224874] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9666.224898] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9666.224928] netdev_core_pick_tx (net/core/dev.c:4211) [ 9666.224957] __dev_queue_xmit (net/core/dev.c:4295) [ 9666.224981] ? eth_header (net/ethernet/eth.c:85) [ 9666.225009] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9666.225034] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9666.225065] mld_sendpack (net/ipv6/mcast.c:1822) [ 9666.225090] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9666.225114] process_one_work (kernel/workqueue.c:3254) [ 9666.225144] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9666.225169] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9666.225200] kthread (kernel/kthread.c:388) [ 9666.225224] ? __pfx_kthread (kernel/kthread.c:341) [ 9666.225249] ret_from_fork (arch/x86/kernel/process.c:147) [ 9666.225273] ? __pfx_kthread (kernel/kthread.c:341) [ 9666.225298] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9666.225324] | [ 9729.226342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9729.226510] rcu: 3-....: (9726611 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2293809 | [ 9729.226573] rcu: (t=9723467 jiffies g=-319 q=465 ncpus=4) [ 9729.226648] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9729.226712] Workqueue: mld mld_ifc_work [ 9729.226745] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9729.226782] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 9729.226876] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9729.226907] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9729.226951] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9729.226994] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9729.227039] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9729.227082] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9729.227128] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9729.227171] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9729.227207] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9729.227252] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9729.227294] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9729.227333] PKRU: 55555554 [ 9729.227346] Call Trace: [ 9729.227361] [ 9729.227379] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9729.227413] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9729.227444] ? notifier_call_chain (kernel/notifier.c:93) [ 9729.227475] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9729.227505] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9729.227537] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9729.227568] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9729.227603] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9729.227626] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9729.227657] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9729.227689] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9729.227720] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9729.227750] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9729.227784] [ 9729.227796] [ 9729.227809] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9729.227843] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [ 9729.227868] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9729.227898] netdev_core_pick_tx (net/core/dev.c:4211) [ 9729.227929] __dev_queue_xmit (net/core/dev.c:4295) [ 9729.227953] ? eth_header (net/ethernet/eth.c:85) [ 9729.227980] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9729.228005] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9729.228035] mld_sendpack (net/ipv6/mcast.c:1822) [ 9729.228059] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9729.228084] process_one_work (kernel/workqueue.c:3254) [ 9729.228112] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9729.228136] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9729.228166] kthread (kernel/kthread.c:388) [ 9729.228191] ? __pfx_kthread (kernel/kthread.c:341) [ 9729.228215] ret_from_fork (arch/x86/kernel/process.c:147) [ 9729.228243] ? __pfx_kthread (kernel/kthread.c:341) [ 9729.228267] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9729.228296] | [ 9792.229342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9792.229512] rcu: 3-....: (9789614 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2308576 | [ 9792.229573] rcu: (t=9786470 jiffies g=-319 q=465 ncpus=4) [ 9792.229643] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9792.229705] Workqueue: mld mld_ifc_work [ 9792.229738] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9792.229775] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9792.229867] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9792.229898] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9792.229941] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9792.229984] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9792.230027] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9792.230071] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9792.230116] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9792.230159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9792.230194] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9792.230239] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9792.230280] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9792.230324] PKRU: 55555554 [ 9792.230342] Call Trace: [ 9792.230357] [ 9792.230374] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9792.230411] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9792.230441] ? notifier_call_chain (kernel/notifier.c:93) [ 9792.230473] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9792.230505] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9792.230536] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9792.230567] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9792.230604] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9792.230628] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9792.230659] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9792.230690] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9792.230721] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9792.230751] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9792.230782] [ 9792.230794] [ 9792.230812] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9792.230847] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9792.230871] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9792.230902] netdev_core_pick_tx (net/core/dev.c:4211) [ 9792.230927] __dev_queue_xmit (net/core/dev.c:4295) [ 9792.230951] ? eth_header (net/ethernet/eth.c:85) [ 9792.230979] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9792.231004] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9792.231035] mld_sendpack (net/ipv6/mcast.c:1822) [ 9792.231060] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9792.231084] process_one_work (kernel/workqueue.c:3254) [ 9792.231112] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9792.231136] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9792.231166] kthread (kernel/kthread.c:388) [ 9792.231191] ? __pfx_kthread (kernel/kthread.c:341) [ 9792.231215] ret_from_fork (arch/x86/kernel/process.c:147) [ 9792.231240] ? __pfx_kthread (kernel/kthread.c:341) [ 9792.231264] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9792.231293] | [ 9855.232358] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9855.232523] rcu: 3-....: (9852617 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2323323 | [ 9855.232586] rcu: (t=9849473 jiffies g=-319 q=465 ncpus=4) [ 9855.232659] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9855.232724] Workqueue: mld mld_ifc_work [ 9855.232760] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9855.232796] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9855.232890] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9855.232920] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9855.232964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9855.233007] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9855.233051] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9855.233095] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9855.233141] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9855.233184] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9855.233220] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9855.233265] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9855.233307] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9855.233351] PKRU: 55555554 [ 9855.233364] Call Trace: [ 9855.233381] [ 9855.233405] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9855.233442] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9855.233472] ? notifier_call_chain (kernel/notifier.c:93) [ 9855.233503] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9855.233537] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9855.233568] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9855.233600] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9855.233634] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9855.233658] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9855.233689] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9855.233721] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9855.233752] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9855.233782] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9855.233813] [ 9855.233831] [ 9855.233844] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9855.233876] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9855.233900] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9855.233931] netdev_core_pick_tx (net/core/dev.c:4211) [ 9855.233956] __dev_queue_xmit (net/core/dev.c:4295) [ 9855.233980] ? eth_header (net/ethernet/eth.c:85) [ 9855.234005] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9855.234030] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9855.234061] mld_sendpack (net/ipv6/mcast.c:1822) [ 9855.234086] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9855.234110] process_one_work (kernel/workqueue.c:3254) [ 9855.234141] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9855.234164] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9855.234194] kthread (kernel/kthread.c:388) [ 9855.234220] ? __pfx_kthread (kernel/kthread.c:341) [ 9855.234244] ret_from_fork (arch/x86/kernel/process.c:147) [ 9855.234269] ? __pfx_kthread (kernel/kthread.c:341) [ 9855.234292] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9855.234318] | [ 9918.235342] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9918.235514] rcu: 3-....: (9915620 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2338119 | [ 9918.235572] rcu: (t=9912476 jiffies g=-319 q=465 ncpus=4) [ 9918.235646] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9918.235711] Workqueue: mld mld_ifc_work [ 9918.235744] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9918.235780] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9918.235874] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9918.235905] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9918.235948] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9918.235992] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9918.236036] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9918.236079] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9918.236125] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9918.236167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9918.236203] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9918.236248] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9918.236289] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9918.236327] PKRU: 55555554 [ 9918.236340] Call Trace: [ 9918.236355] [ 9918.236373] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9918.236409] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9918.236440] ? notifier_call_chain (kernel/notifier.c:93) [ 9918.236471] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9918.236502] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9918.236532] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9918.236562] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9918.236597] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9918.236621] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9918.236652] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9918.236683] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9918.236714] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9918.236744] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9918.236775] [ 9918.236788] [ 9918.236801] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9918.236836] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9918.236860] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9918.236890] netdev_core_pick_tx (net/core/dev.c:4211) [ 9918.236926] __dev_queue_xmit (net/core/dev.c:4295) [ 9918.236958] ? eth_header (net/ethernet/eth.c:85) [ 9918.236987] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9918.237012] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9918.237042] mld_sendpack (net/ipv6/mcast.c:1822) [ 9918.237067] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9918.237091] process_one_work (kernel/workqueue.c:3254) [ 9918.237116] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9918.237140] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9918.237170] kthread (kernel/kthread.c:388) [ 9918.237195] ? __pfx_kthread (kernel/kthread.c:341) [ 9918.237219] ret_from_fork (arch/x86/kernel/process.c:147) [ 9918.237248] ? __pfx_kthread (kernel/kthread.c:341) [ 9918.237272] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9918.237298] | [ 9981.238368] rcu: INFO: rcu_preempt self-detected stall on CPU | [ 9981.238537] rcu: 3-....: (9978623 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2352927 | [ 9981.238606] rcu: (t=9975479 jiffies g=-319 q=465 ncpus=4) [ 9981.238675] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 9981.238737] Workqueue: mld mld_ifc_work [ 9981.238771] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9981.238807] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [ 9981.238900] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [ 9981.238931] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [ 9981.238974] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [ 9981.239018] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [ 9981.239061] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [ 9981.239105] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [ 9981.239151] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [ 9981.239193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9981.239228] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [ 9981.239273] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 9981.239315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 9981.239359] PKRU: 55555554 [ 9981.239377] Call Trace: [ 9981.239391] [ 9981.239410] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [ 9981.239445] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [ 9981.239476] ? notifier_call_chain (kernel/notifier.c:93) [ 9981.239507] ? timekeeping_update (kernel/time/timekeeping.c:770) [ 9981.239542] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [ 9981.239573] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [ 9981.239604] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [ 9981.239637] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [ 9981.239665] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [ 9981.239696] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [ 9981.239728] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [ 9981.239759] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [ 9981.239789] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [ 9981.239820] [ 9981.239833] [ 9981.239852] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [ 9981.239883] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [ 9981.239907] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [ 9981.239938] netdev_core_pick_tx (net/core/dev.c:4211) [ 9981.239965] __dev_queue_xmit (net/core/dev.c:4295) [ 9981.239988] ? eth_header (net/ethernet/eth.c:85) [ 9981.240017] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 9981.240046] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 9981.240076] mld_sendpack (net/ipv6/mcast.c:1822) [ 9981.240101] mld_ifc_work (net/ipv6/mcast.c:2652) [ 9981.240124] process_one_work (kernel/workqueue.c:3254) [ 9981.240155] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [ 9981.240179] ? __pfx_worker_thread (kernel/workqueue.c:3362) [ 9981.240210] kthread (kernel/kthread.c:388) [ 9981.240235] ? __pfx_kthread (kernel/kthread.c:341) [ 9981.240259] ret_from_fork (arch/x86/kernel/process.c:147) [ 9981.240284] ? __pfx_kthread (kernel/kthread.c:341) [ 9981.240308] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [ 9981.240335] | [10044.241358] rcu: INFO: rcu_preempt self-detected stall on CPU | [10044.241517] rcu: 3-....: (10041625 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2367748 | [10044.241579] rcu: (t=10038482 jiffies g=-319 q=465 ncpus=4) [10044.241649] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [10044.241713] Workqueue: mld mld_ifc_work [10044.241746] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [10044.241782] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [10044.241876] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [10044.241906] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [10044.241950] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [10044.241994] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [10044.242038] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [10044.242081] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [10044.242127] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [10044.242170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10044.242206] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [10044.242251] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10044.242293] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [10044.242332] PKRU: 55555554 [10044.242344] Call Trace: [10044.242360] [10044.242378] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [10044.242414] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [10044.242445] ? notifier_call_chain (kernel/notifier.c:93) [10044.242477] ? timekeeping_update (kernel/time/timekeeping.c:770) [10044.242508] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [10044.242539] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [10044.242570] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [10044.242604] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [10044.242628] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [10044.242659] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [10044.242691] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [10044.242722] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [10044.242756] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [10044.242786] [10044.242798] [10044.242817] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [10044.242853] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [10044.242876] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [10044.242907] netdev_core_pick_tx (net/core/dev.c:4211) [10044.242937] __dev_queue_xmit (net/core/dev.c:4295) [10044.242961] ? eth_header (net/ethernet/eth.c:85) [10044.242989] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [10044.243020] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [10044.243053] mld_sendpack (net/ipv6/mcast.c:1822) [10044.243078] mld_ifc_work (net/ipv6/mcast.c:2652) [10044.243102] process_one_work (kernel/workqueue.c:3254) [10044.243130] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [10044.243154] ? __pfx_worker_thread (kernel/workqueue.c:3362) [10044.243185] kthread (kernel/kthread.c:388) [10044.243210] ? __pfx_kthread (kernel/kthread.c:341) [10044.243233] ret_from_fork (arch/x86/kernel/process.c:147) [10044.243259] ? __pfx_kthread (kernel/kthread.c:341) [10044.243282] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [10044.243308] | [10107.244342] rcu: INFO: rcu_preempt self-detected stall on CPU | [10107.244523] rcu: 3-....: (10104628 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2382527 | [10107.244587] rcu: (t=10101485 jiffies g=-319 q=465 ncpus=4) [10107.244658] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [10107.244721] Workqueue: mld mld_ifc_work [10107.244755] RIP: 0010:team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [10107.244791] Code: d2 74 16 8d 42 ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 <29> f0 0f b7 c8 39 ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 All code ======== 0: d2 74 16 8d shlb %cl,-0x73(%rsi,%rdx,1) 4: 42 ff 66 89 rex.X jmp *-0x77(%rsi) 8: 56 push %rsi 9: 2c 8b sub $0x8b,%al b: 57 push %rdi c: 28 0f sub %cl,(%rdi) e: b7 c8 mov $0xc8,%bh 10: 39 ca cmp %ecx,%edx 12: 76 14 jbe 0x28 14: c3 ret 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: 66 89 56 2c mov %dx,0x2c(%rsi) 1d: 8b 57 28 mov 0x28(%rdi),%edx 20: 31 c9 xor %ecx,%ecx 22: 31 c0 xor %eax,%eax 24: 39 ca cmp %ecx,%edx 26: 77 ec ja 0x14 28: 89 d6 mov %edx,%esi 2a:* 29 f0 sub %esi,%eax <-- trapping instruction 2c: 0f b7 c8 movzwl %ax,%ecx 2f: 39 ca cmp %ecx,%edx 31: 76 f7 jbe 0x2a 33: c3 ret 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 66 data16 39: 0f .byte 0xf 3a: 1f (bad) 3b: 84 00 test %al,(%rax) 3d: 00 00 add %al,(%rax) ... Code starting with the faulting instruction =========================================== 0: 29 f0 sub %esi,%eax 2: 0f b7 c8 movzwl %ax,%ecx 5: 39 ca cmp %ecx,%edx 7: 76 f7 jbe 0x0 9: c3 ret a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 66 data16 f: 0f .byte 0xf 10: 1f (bad) 11: 84 00 test %al,(%rax) 13: 00 00 add %al,(%rax) ... [10107.244884] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [10107.244915] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [10107.244958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [10107.245000] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [10107.245044] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [10107.245088] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [10107.245133] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [10107.245176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10107.245211] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [10107.245257] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10107.245299] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [10107.245337] PKRU: 55555554 [10107.245355] Call Trace: [10107.245370] [10107.245389] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [10107.245423] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [10107.245453] ? notifier_call_chain (kernel/notifier.c:93) [10107.245485] ? timekeeping_update (kernel/time/timekeeping.c:770) [10107.245515] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [10107.245546] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [10107.245577] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [10107.245610] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [10107.245635] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [10107.245666] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [10107.245697] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [10107.245728] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [10107.245759] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [10107.245790] [10107.245803] [10107.245816] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [10107.245847] ? team_select_queue (drivers/net/team/team.c:1753 (discriminator 1)) [10107.245871] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [10107.245902] netdev_core_pick_tx (net/core/dev.c:4211) [10107.245930] __dev_queue_xmit (net/core/dev.c:4295) [10107.245954] ? eth_header (net/ethernet/eth.c:85) [10107.245982] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [10107.246007] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [10107.246037] mld_sendpack (net/ipv6/mcast.c:1822) [10107.246062] mld_ifc_work (net/ipv6/mcast.c:2652) [10107.246086] process_one_work (kernel/workqueue.c:3254) [10107.246111] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [10107.246135] ? __pfx_worker_thread (kernel/workqueue.c:3362) [10107.246165] kthread (kernel/kthread.c:388) [10107.246190] ? __pfx_kthread (kernel/kthread.c:341) [10107.246214] ret_from_fork (arch/x86/kernel/process.c:147) [10107.246242] ? __pfx_kthread (kernel/kthread.c:341) [10107.246266] ret_from_fork_asm (arch/x86/entry/entry_64.S:256) | [10107.246292] | [10170.247349] rcu: INFO: rcu_preempt self-detected stall on CPU | [10170.247509] rcu: 3-....: (10167631 ticks this GP) idle=6864/1/0x4000000000000000 softirq=502/502 fqs=2397427 | [10170.247571] rcu: (t=10164488 jiffies g=-319 q=465 ncpus=4) [10170.247645] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [10170.247708] Workqueue: mld mld_ifc_work [10170.247749] RIP: 0010:team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [10170.247788] Code: ff 66 89 56 2c 8b 57 28 0f b7 c8 39 ca 76 14 c3 cc cc cc cc 66 89 56 2c 8b 57 28 31 c9 31 c0 39 ca 77 ec 89 d6 29 f0 0f b7 c8 <39> ca 76 f7 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 All code ======== 0: ff 66 89 jmp *-0x77(%rsi) 3: 56 push %rsi 4: 2c 8b sub $0x8b,%al 6: 57 push %rdi 7: 28 0f sub %cl,(%rdi) 9: b7 c8 mov $0xc8,%bh b: 39 ca cmp %ecx,%edx d: 76 14 jbe 0x23 f: c3 ret 10: cc int3 11: cc int3 12: cc int3 13: cc int3 14: 66 89 56 2c mov %dx,0x2c(%rsi) 18: 8b 57 28 mov 0x28(%rdi),%edx 1b: 31 c9 xor %ecx,%ecx 1d: 31 c0 xor %eax,%eax 1f: 39 ca cmp %ecx,%edx 21: 77 ec ja 0xf 23: 89 d6 mov %edx,%esi 25: 29 f0 sub %esi,%eax 27: 0f b7 c8 movzwl %ax,%ecx 2a:* 39 ca cmp %ecx,%edx <-- trapping instruction 2c: 76 f7 jbe 0x25 2e: c3 ret 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 3a: 00 00 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 39 ca cmp %ecx,%edx 2: 76 f7 jbe 0xfffffffffffffffb 4: c3 ret 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 10: 00 00 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [10170.247884] RSP: 0018:ffffa7668013bc58 EFLAGS: 00000246 [10170.247913] RAX: 0000000000000000 RBX: ffff961902130000 RCX: 0000000000000000 [10170.247957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff961902130000 [10170.248000] RBP: ffff961901b1ed00 R08: 0000000000000000 R09: 000000000000004c [10170.248044] R10: 00000000000002ff R11: 1600000000000000 R12: 0000000000000020 [10170.248087] R13: ffff961902130000 R14: 0000000000000000 R15: 0000000000000000 [10170.248133] FS: 0000000000000000(0000) GS:ffff96193ed80000(0000) knlGS:0000000000000000 [10170.248176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10170.248212] CR2: 00007fdec8b4d8e8 CR3: 000000003663e006 CR4: 0000000000770ef0 [10170.248256] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10170.248298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [10170.248342] PKRU: 55555554 [10170.248355] Call Trace: [10170.248373] [10170.248397] ? rcu_dump_cpu_stacks (./include/linux/cpumask.h:214 kernel/rcu/tree_stall.h:374) [10170.248432] ? rcu_sched_clock_irq (kernel/rcu/tree_stall.h:699 kernel/rcu/tree_stall.h:793 kernel/rcu/tree.c:3934 kernel/rcu/tree.c:2297) [10170.248463] ? notifier_call_chain (kernel/notifier.c:93) [10170.248495] ? timekeeping_update (kernel/time/timekeeping.c:770) [10170.248525] ? timekeeping_advance (kernel/time/timekeeping.c:2224 (discriminator 5)) [10170.248556] ? trigger_load_balance (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/sched/fair.c:11856 kernel/sched/fair.c:12440) [10170.248587] ? update_process_times (./arch/x86/include/asm/preempt.h:26 kernel/time/timer.c:2478) [10170.248618] ? tick_nohz_handler (kernel/time/tick-sched.c:274 kernel/time/tick-sched.c:294) [10170.248643] ? __pfx_tick_nohz_handler (kernel/time/tick-sched.c:282) [10170.248673] ? __hrtimer_run_queues (kernel/time/hrtimer.c:1692 kernel/time/hrtimer.c:1756) [10170.248705] ? hrtimer_interrupt (kernel/time/hrtimer.c:1821) [10170.248736] ? __sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1032 arch/x86/kernel/apic/apic.c:1049) [10170.248767] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) [10170.248798] [10170.248811] [10170.248830] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) [10170.248861] ? team_select_queue (drivers/net/team/team.c:1754 (discriminator 1)) [10170.248885] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:2603 kernel/rcu/tree.c:2619 kernel/rcu/tree.c:2755) [10170.248916] netdev_core_pick_tx (net/core/dev.c:4211) [10170.248946] __dev_queue_xmit (net/core/dev.c:4295) [10170.248970] ? eth_header (net/ethernet/eth.c:85) [10170.248994] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [10170.249020] ip6_finish_output.constprop.0 (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [10170.249050] mld_sendpack (net/ipv6/mcast.c:1822) [10170.249075] mld_ifc_work (net/ipv6/mcast.c:2652) [10170.249100] process_one_work (kernel/workqueue.c:3254) [10170.249127] worker_thread (kernel/workqueue.c:3329 kernel/workqueue.c:3416) [10170.249151] ? __pfx_worker_thread (kernel/workqueue.c:3362) [10170.249182] kthread (kernel/kthread.c:388) [10170.249207] ? __pfx_kthread (kernel/kthread.c:341) [10170.249232] ret_from_fork (arch/x86/kernel/process.c:147) [10170.249257] ? __pfx_kthread (kernel/kthread.c:341) Finger prints: team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 team_select_queue:netdev_core_pick_tx:__dev_queue_xmit:ip6_finish_output2 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