====================================== | [ 14.926463][ T220] netconsole: network logging started | [ 14.926842][ T220] ------------[ cut here ]------------ | [ 14.926845][ T220] WARNING: CPU: 2 PID: 220 at kernel/softirq.c:369 __local_bh_enable_ip (kernel/softirq.c:369) | [ 14.926859][ T220] Modules linked in: netconsole netdevsim [ 14.926871][ T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.926874][ T220] RIP: 0010:__local_bh_enable_ip (kernel/softirq.c:369) [ 14.926880][ T220] Code: ff 0d 77 48 bd 4a e8 4a b9 3a 00 fb 65 8b 05 6a 48 bd 4a 85 c0 74 46 5b 5d c3 cc cc cc cc 65 8b 05 5c 0c bc 4a 85 c0 75 a1 90 <0f> 0b 90 eb 9b e8 31 b7 3a 00 eb 9c 48 89 ef e8 17 53 15 00 eb a5 All code ======== 0: ff 0d 77 48 bd 4a decl 0x4abd4877(%rip) # 0x4abd487d 6: e8 4a b9 3a 00 call 0x3ab955 b: fb sti c: 65 8b 05 6a 48 bd 4a mov %gs:0x4abd486a(%rip),%eax # 0x4abd487d 13: 85 c0 test %eax,%eax 15: 74 46 je 0x5d 17: 5b pop %rbx 18: 5d pop %rbp 19: c3 ret 1a: cc int3 1b: cc int3 1c: cc int3 1d: cc int3 1e: 65 8b 05 5c 0c bc 4a mov %gs:0x4abc0c5c(%rip),%eax # 0x4abc0c81 25: 85 c0 test %eax,%eax 27: 75 a1 jne 0xffffffffffffffca 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: eb 9b jmp 0xffffffffffffffca 2f: e8 31 b7 3a 00 call 0x3ab765 34: eb 9c jmp 0xffffffffffffffd2 36: 48 89 ef mov %rbp,%rdi 39: e8 17 53 15 00 call 0x155355 3e: eb a5 jmp 0xffffffffffffffe5 Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: eb 9b jmp 0xffffffffffffffa0 5: e8 31 b7 3a 00 call 0x3ab73b a: eb 9c jmp 0xffffffffffffffa8 c: 48 89 ef mov %rbp,%rdi f: e8 17 53 15 00 call 0x15532b 14: eb a5 jmp 0xffffffffffffffbb [ 14.926883][ T220] RSP: 0018:ffffc90000af76c8 EFLAGS: 00010046 [ 14.926887][ T220] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 1ffffffff72f06c2 [ 14.926889][ T220] RDX: 0000000000000000 RSI: 0000000000000200 RDI: ffffffffc0564996 [ 14.926891][ T220] RBP: ffffffffc0564996 R08: 0000000000000000 R09: fffffbfff72f0472 [ 14.926892][ T220] R10: ffffffffb9782397 R11: ffffc90000af7249 R12: ffff88800614fbc0 [ 14.926894][ T220] R13: 000000000000006b R14: ffff888005051000 R15: ffff88800a9ca000 [ 14.926896][ T220] FS: 00007fad2746e740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000 [ 14.926898][ T220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.926902][ T220] CR2: 00005610b81ebb30 CR3: 0000000004cde003 CR4: 0000000000772ef0 [ 14.926903][ T220] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 14.926905][ T220] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 14.926906][ T220] PKRU: 55555554 [ 14.926908][ T220] Call Trace: [ 14.926909][ T220] [ 14.926910][ T220] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 14.926914][ T220] ? __warn (kernel/panic.c:748) [ 14.926921][ T220] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 14.926928][ T220] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 14.926943][ T220] ? handle_bug (arch/x86/kernel/traps.c:285) [ 14.926950][ T220] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 14.926955][ T220] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 14.926965][ T220] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 14.926993][ T220] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 14.927006][ T220] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 14.927017][ T220] nsim_start_xmit (./include/linux/rcupdate.h:878 drivers/net/netdevsim/netdev.c:94) netdevsim [ 14.927027][ T220] ? netif_skb_features (net/core/dev.c:3666 net/core/dev.c:3758) [ 14.927041][ T220] netpoll_start_xmit (./include/linux/netdevice.h:5170 ./include/linux/netdevice.h:5179 net/core/netpoll.c:89) [ 14.927056][ T220] __netpoll_send_skb (net/core/netpoll.c:350) [ 14.927073][ T220] netpoll_send_skb (net/core/netpoll.c:386) [ 14.927079][ T220] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 14.927094][ T220] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 14.927106][ T220] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 14.927112][ T220] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 14.927122][ T220] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 14.927145][ T220] console_flush_all (kernel/printk/printk.c:3211) [ 14.927167][ T220] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 14.927191][ T220] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 14.927196][ T220] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 14.927200][ T220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 14.927203][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.927212][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.927216][ T220] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 14.927219][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.927229][ T220] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 14.927235][ T220] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 14.927244][ T220] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 14.927257][ T220] _printk (kernel/printk/printk.c:2452) [ 14.927261][ T220] ? __pfx__printk (kernel/printk/printk.c:2452) [ 14.927270][ T220] ? netpoll_setup (net/core/netpoll.c:804) [ 14.927282][ T220] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:908) [ 14.927291][ T220] enabled_store (drivers/net/netconsole.c:491) netconsole [ 14.927297][ T220] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 14.927300][ T220] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 14.927309][ T220] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.927326][ T220] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.927331][ T220] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 14.927343][ T220] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 14.927357][ T220] ? __pfx_vfs_write (fs/read_write.c:660) [ 14.927367][ T220] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 14.927381][ T220] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 14.927395][ T220] ksys_write (fs/read_write.c:731) [ 14.927401][ T220] ? __pfx_ksys_write (fs/read_write.c:721) [ 14.927420][ T220] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 14.927427][ T220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 14.927431][ T220] RIP: 0033:0x7fad275afb77 [ 14.927436][ T220] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 All code ======== 0: 0b 00 or (%rax),%eax 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b7 jmp 0xffffffffffffffc7 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 01 00 00 00 mov $0x1,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 48 89 54 24 18 mov %rdx,0x18(%rsp) 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 74 24 je 0x64 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 48 89 54 24 18 mov %rdx,0x18(%rsp) 12: 48 rex.W 13: 89 .byte 0x89 14: 74 24 je 0x3a [ 14.927438][ T220] RSP: 002b:00007ffc4e62da28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 14.927442][ T220] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fad275afb77 [ 14.927444][ T220] RDX: 0000000000000002 RSI: 00005610b8252b00 RDI: 0000000000000001 [ 14.927445][ T220] RBP: 00005610b8252b00 R08: 0000000000000000 R09: 00007fad276224e0 [ 14.927447][ T220] R10: 00007fad276223e0 R11: 0000000000000246 R12: 0000000000000002 [ 14.927448][ T220] R13: 00007fad2766b760 R14: 0000000000000002 R15: 00007fad276669c0 | [ 14.928878][ C2] #17: ffffffffb8d5ad40 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:901 net/core/dev.c:4547) | [ 14.928884][ C2] | [ 14.928884][ C2] stack backtrace: | [ 14.928890][ C2] Tainted: [W]=WARN [ 14.928891][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.928893][ C2] Call Trace: [ 14.928895][ C2] [ 14.928896][ C2] dump_stack_lvl (lib/dump_stack.c:123) [ 14.928903][ C2] print_deadlock_bug (kernel/locking/lockdep.c:3042) [ 14.928909][ C2] validate_chain (kernel/locking/lockdep.c:3896) [ 14.928915][ C2] ? __pfx_validate_chain (kernel/locking/lockdep.c:3862) [ 14.928918][ C2] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:230) [ 14.928922][ C2] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) [ 14.928927][ C2] __lock_acquire (kernel/locking/lockdep.c:5228) [ 14.928932][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 14.928935][ C2] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 14.928939][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 14.928942][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 14.928945][ C2] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 14.928948][ C2] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 14.928952][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) [ 14.928956][ C2] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 14.928959][ C2] __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 14.928965][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4531) [ 14.928968][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 14.928971][ C2] ? arp_xmit (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 net/ipv4/arp.c:662) [ 14.928973][ C2] ? eth_header (net/ethernet/eth.c:100) [ 14.928978][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 14.928980][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 14.928986][ C2] arp_xmit (./include/linux/rcupdate.h:878 net/ipv4/arp.c:667) [ 14.928988][ C2] arp_solicit (net/ipv4/arp.c:392) [ 14.928991][ C2] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 14.928994][ C2] ? __create_object (mm/kmemleak.c:766) [ 14.928999][ C2] ? __pfx_arp_solicit (net/ipv4/arp.c:334) [ 14.929001][ C2] ? kmem_cache_alloc_noprof (mm/slub.c:4177) [ 14.929007][ C2] ? neigh_probe (net/core/neighbour.c:1023) [ 14.929011][ C2] neigh_probe (net/core/neighbour.c:1024) [ 14.929013][ C2] __neigh_event_send (net/core/neighbour.c:1191) [ 14.929018][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 14.929022][ C2] neigh_resolve_output (net/core/neighbour.c:1496) [ 14.929026][ C2] ? ___neigh_create (net/core/neighbour.c:678) [ 14.929031][ C2] ip_finish_output2 (./include/net/neighbour.h:539 net/ipv4/ip_output.c:236) [ 14.929034][ C2] ? ip_skb_dst_mtu (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/ip.h:505 ./include/net/ip.h:518) [ 14.929037][ C2] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:200) [ 14.929041][ C2] ? __ip_finish_output (./include/linux/skbuff.h:1678 ./include/linux/skbuff.h:5078 net/ipv4/ip_output.c:308) [ 14.929044][ C2] ip_push_pending_frames (net/ipv4/ip_output.c:1503 net/ipv4/ip_output.c:1522) [ 14.929048][ C2] __icmp_send (./include/net/route.h:285 net/ipv4/icmp.c:785) [ 14.929053][ C2] ? __pfx___icmp_send (net/ipv4/icmp.c:596) [ 14.929055][ C2] ? usage_skip (kernel/locking/lockdep.c:2286) [ 14.929059][ C2] ? csum_partial (lib/checksum.c:122) [ 14.929068][ C2] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.929073][ C2] ? udp4_csum_init (./include/linux/skbuff.h:4703 net/ipv4/udp.c:2586) [ 14.929077][ C2] ? __xfrm_policy_check2.constprop.0 (./include/net/net_namespace.h:406 ./include/linux/netdevice.h:2685 ./include/net/xfrm.h:1261) [ 14.929081][ C2] __udp4_lib_rcv (net/ipv4/udp.c:2711 (discriminator 118)) [ 14.929087][ C2] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2633) [ 14.929090][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 14.929093][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 14.929097][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4)) [ 14.929102][ C2] ip_local_deliver_finish.constprop.0 (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234) [ 14.929105][ C2] ? ip_rcv (net/ipv4/ip_input.c:446 ./include/linux/netfilter.h:418 net/ipv4/ip_input.c:567) [ 14.929108][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560) [ 14.929111][ C2] __netif_receive_skb_one_core (net/core/dev.c:5866 (discriminator 4)) [ 14.929114][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5859) [ 14.929118][ C2] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 14.929120][ C2] ? netif_receive_skb_internal (./include/linux/rcupdate.h:337 (discriminator 16) ./include/linux/rcupdate.h:849 (discriminator 16) net/core/dev.c:6052 (discriminator 16)) [ 14.929123][ C2] netif_receive_skb_internal (net/core/dev.c:6065) [ 14.929126][ C2] ? __pfx_netif_receive_skb_internal (net/core/dev.c:6044) [ 14.929129][ C2] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4341 kernel/locking/lockdep.c:4408) [ 14.929133][ C2] netif_receive_skb (net/core/dev.c:6124) [ 14.929136][ C2] nsim_poll (drivers/net/netdevsim/netdev.c:354 drivers/net/netdevsim/netdev.c:370) netdevsim [ 14.929146][ C2] __napi_poll.constprop.0 (net/core/dev.c:7331) [ 14.929154][ C2] net_rx_action (net/core/dev.c:7400 net/core/dev.c:7522) [ 14.929162][ C2] ? __pfx_net_rx_action (net/core/dev.c:7484) [ 14.929167][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 14.929173][ C2] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4341 kernel/locking/lockdep.c:4408) [ 14.929179][ C2] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 14.929200][ C2] handle_softirqs (kernel/softirq.c:561) [ 14.929211][ C2] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 14.929230][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449) [ 14.929235][ C2] [ 14.929236][ C2] [ 14.929238][ C2] __local_bh_enable_ip (kernel/softirq.c:389) [ 14.929242][ C2] nsim_start_xmit (./include/linux/rcupdate.h:878 drivers/net/netdevsim/netdev.c:94) netdevsim [ 14.929256][ C2] ? netif_skb_features (net/core/dev.c:3666 net/core/dev.c:3758) [ 14.929261][ C2] netpoll_start_xmit (./include/linux/netdevice.h:5170 ./include/linux/netdevice.h:5179 net/core/netpoll.c:89) [ 14.929265][ C2] __netpoll_send_skb (net/core/netpoll.c:350) [ 14.929270][ C2] netpoll_send_skb (net/core/netpoll.c:386) [ 14.929273][ C2] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 14.929279][ C2] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 14.929285][ C2] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 14.929288][ C2] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 14.929294][ C2] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 14.929300][ C2] console_flush_all (kernel/printk/printk.c:3211) [ 14.929305][ C2] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 14.929310][ C2] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 14.929313][ C2] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 14.929316][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 14.929318][ C2] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929322][ C2] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929325][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 14.929328][ C2] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929332][ C2] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 14.929335][ C2] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 14.929339][ C2] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 14.929344][ C2] _printk (kernel/printk/printk.c:2452) [ 14.929347][ C2] ? __pfx__printk (kernel/printk/printk.c:2452) [ 14.929350][ C2] ? netpoll_setup (net/core/netpoll.c:804) [ 14.929354][ C2] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:908) [ 14.929359][ C2] enabled_store (drivers/net/netconsole.c:491) netconsole [ 14.929363][ C2] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 14.929366][ C2] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 14.929369][ C2] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.929375][ C2] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.929380][ C2] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 14.929383][ C2] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 14.929387][ C2] ? __pfx_vfs_write (fs/read_write.c:660) [ 14.929391][ C2] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 14.929395][ C2] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 14.929399][ C2] ksys_write (fs/read_write.c:731) [ 14.929402][ C2] ? __pfx_ksys_write (fs/read_write.c:721) [ 14.929407][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 14.929411][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 14.929416][ C2] RIP: 0033:0x7fad275afb77 [ 14.929419][ C2] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 All code ======== 0: 0b 00 or (%rax),%eax 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b7 jmp 0xffffffffffffffc7 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 01 00 00 00 mov $0x1,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 48 89 54 24 18 mov %rdx,0x18(%rsp) 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 74 24 je 0x64 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 48 89 54 24 18 mov %rdx,0x18(%rsp) 12: 48 rex.W 13: 89 .byte 0x89 14: 74 24 je 0x3a [ 14.929421][ C2] RSP: 002b:00007ffc4e62da28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 14.929425][ C2] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fad275afb77 [ 14.929427][ C2] RDX: 0000000000000002 RSI: 00005610b8252b00 RDI: 0000000000000001 [ 14.929429][ C2] RBP: 00005610b8252b00 R08: 0000000000000000 R09: 00007fad276224e0 [ 14.929431][ C2] R10: 00007fad276223e0 R11: 0000000000000246 R12: 0000000000000002 [ 14.929432][ C2] R13: 00007fad2766b760 R14: 0000000000000002 R15: 00007fad276669c0 | [ 14.929506][ T220] netpoll_send_skb_on_dev(): eni494np1 enabled interrupts in poll nsim_start_xmit (drivers/net/netdevsim/netdev.c:56) netdevsim | [ 14.929568][ T220] WARNING: CPU: 2 PID: 220 at net/core/netpoll.c:363 __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) | [ 14.929573][ T220] Modules linked in: netconsole netdevsim | [ 14.929582][ T220] Tainted: [W]=WARN [ 14.929583][ T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.929584][ T220] RIP: 0010:__netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 14.929587][ T220] Code: fa 48 c1 ea 03 80 3c 02 00 0f 85 d2 00 00 00 48 8b 55 20 48 8d b3 18 01 00 00 48 c7 c7 80 49 38 b8 89 0c 24 e8 ce 42 dd fd 90 <0f> 0b 90 90 8b 0c 24 e9 e8 fd ff ff e8 3c a9 64 fe e9 48 fa ff ff All code ======== 0: fa cli 1: 48 c1 ea 03 shr $0x3,%rdx 5: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 9: 0f 85 d2 00 00 00 jne 0xe1 f: 48 8b 55 20 mov 0x20(%rbp),%rdx 13: 48 8d b3 18 01 00 00 lea 0x118(%rbx),%rsi 1a: 48 c7 c7 80 49 38 b8 mov $0xffffffffb8384980,%rdi 21: 89 0c 24 mov %ecx,(%rsp) 24: e8 ce 42 dd fd call 0xfffffffffddd42f7 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 90 nop 2e: 8b 0c 24 mov (%rsp),%ecx 31: e9 e8 fd ff ff jmp 0xfffffffffffffe1e 36: e8 3c a9 64 fe call 0xfffffffffe64a977 3b: e9 48 fa ff ff jmp 0xfffffffffffffa88 Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 90 nop 4: 8b 0c 24 mov (%rsp),%ecx 7: e9 e8 fd ff ff jmp 0xfffffffffffffdf4 c: e8 3c a9 64 fe call 0xfffffffffe64a94d 11: e9 48 fa ff ff jmp 0xfffffffffffffa5e [ 14.929590][ T220] RSP: 0018:ffffc90000af7770 EFLAGS: 00010286 [ 14.929592][ T220] RAX: 0000000000000000 RBX: ffff88800242a000 RCX: 0000000000000027 [ 14.929594][ T220] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff888036128ac8 [ 14.929596][ T220] RBP: ffffffffc059bac0 R08: 0000000000000001 R09: ffffed1006c25159 [ 14.929597][ T220] R10: ffff888036128acb R11: 0000000000000004 R12: ffff888004f53540 [ 14.929599][ T220] R13: ffff88800ab1ac00 R14: ffff88800242a000 R15: ffffed1000485400 [ 14.929601][ T220] FS: 00007fad2746e740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000 [ 14.929603][ T220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.929607][ T220] CR2: 00005610b81ebb30 CR3: 0000000004cde003 CR4: 0000000000772ef0 [ 14.929608][ T220] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 14.929610][ T220] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 14.929611][ T220] PKRU: 55555554 [ 14.929612][ T220] Call Trace: [ 14.929614][ T220] [ 14.929615][ T220] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 14.929617][ T220] ? __warn (kernel/panic.c:748) [ 14.929621][ T220] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 14.929624][ T220] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 14.929631][ T220] ? handle_bug (arch/x86/kernel/traps.c:285) [ 14.929634][ T220] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 14.929638][ T220] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 14.929643][ T220] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 14.929649][ T220] netpoll_send_skb (net/core/netpoll.c:386) [ 14.929652][ T220] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 14.929658][ T220] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 14.929663][ T220] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 14.929666][ T220] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 14.929670][ T220] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 14.929677][ T220] console_flush_all (kernel/printk/printk.c:3211) [ 14.929681][ T220] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 14.929686][ T220] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 14.929690][ T220] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 14.929693][ T220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 14.929695][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929699][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929702][ T220] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 14.929705][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929709][ T220] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 14.929713][ T220] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 14.929717][ T220] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 14.929721][ T220] _printk (kernel/printk/printk.c:2452) [ 14.929724][ T220] ? __pfx__printk (kernel/printk/printk.c:2452) [ 14.929727][ T220] ? netpoll_setup (net/core/netpoll.c:804) [ 14.929732][ T220] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:908) [ 14.929735][ T220] enabled_store (drivers/net/netconsole.c:491) netconsole [ 14.929740][ T220] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 14.929743][ T220] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 14.929746][ T220] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.929752][ T220] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.929756][ T220] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 14.929760][ T220] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 14.929764][ T220] ? __pfx_vfs_write (fs/read_write.c:660) [ 14.929768][ T220] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 14.929772][ T220] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 14.929776][ T220] ksys_write (fs/read_write.c:731) [ 14.929779][ T220] ? __pfx_ksys_write (fs/read_write.c:721) [ 14.929784][ T220] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 14.929787][ T220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 14.929791][ T220] RIP: 0033:0x7fad275afb77 [ 14.929793][ T220] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 All code ======== 0: 0b 00 or (%rax),%eax 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b7 jmp 0xffffffffffffffc7 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 01 00 00 00 mov $0x1,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 48 89 54 24 18 mov %rdx,0x18(%rsp) 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 74 24 je 0x64 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 48 89 54 24 18 mov %rdx,0x18(%rsp) 12: 48 rex.W 13: 89 .byte 0x89 14: 74 24 je 0x3a [ 14.929795][ T220] RSP: 002b:00007ffc4e62da28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 14.929798][ T220] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fad275afb77 [ 14.929799][ T220] RDX: 0000000000000002 RSI: 00005610b8252b00 RDI: 0000000000000001 [ 14.929801][ T220] RBP: 00005610b8252b00 R08: 0000000000000000 R09: 00007fad276224e0 [ 14.929803][ T220] R10: 00007fad276223e0 R11: 0000000000000246 R12: 0000000000000002 [ 14.929804][ T220] R13: 00007fad2766b760 R14: 0000000000000002 R15: 00007fad276669c0 | [ 14.929833][ T220] raw_local_irq_restore() called with IRQs enabled | [ 14.929842][ T220] WARNING: CPU: 2 PID: 220 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) | [ 14.929847][ T220] Modules linked in: netconsole netdevsim | [ 14.929853][ T220] Tainted: [W]=WARN [ 14.929854][ T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.929856][ T220] RIP: 0010:warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 14.929858][ T220] Code: 85 9e a5 01 80 fb 01 77 27 83 e3 01 74 07 90 5b c3 cc cc cc cc c6 05 6d 9e a5 01 01 90 48 c7 c7 40 ac eb b7 e8 4e 10 76 fd 90 <0f> 0b 90 90 eb de 0f b6 f3 48 c7 c7 20 b6 c4 b8 e8 18 9f 6d fe eb All code ======== 0: 85 9e a5 01 80 fb test %ebx,-0x47ffe5b(%rsi) 6: 01 77 27 add %esi,0x27(%rdi) 9: 83 e3 01 and $0x1,%ebx c: 74 07 je 0x15 e: 90 nop f: 5b pop %rbx 10: c3 ret 11: cc int3 12: cc int3 13: cc int3 14: cc int3 15: c6 05 6d 9e a5 01 01 movb $0x1,0x1a59e6d(%rip) # 0x1a59e89 1c: 90 nop 1d: 48 c7 c7 40 ac eb b7 mov $0xffffffffb7ebac40,%rdi 24: e8 4e 10 76 fd call 0xfffffffffd761077 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 90 nop 2e: eb de jmp 0xe 30: 0f b6 f3 movzbl %bl,%esi 33: 48 c7 c7 20 b6 c4 b8 mov $0xffffffffb8c4b620,%rdi 3a: e8 18 9f 6d fe call 0xfffffffffe6d9f57 3f: eb .byte 0xeb Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 90 nop 4: eb de jmp 0xffffffffffffffe4 6: 0f b6 f3 movzbl %bl,%esi 9: 48 c7 c7 20 b6 c4 b8 mov $0xffffffffb8c4b620,%rdi 10: e8 18 9f 6d fe call 0xfffffffffe6d9f2d 15: eb .byte 0xeb [ 14.929860][ T220] RSP: 0018:ffffc90000af77d8 EFLAGS: 00010282 [ 14.929863][ T220] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027 [ 14.929864][ T220] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff888036128ac8 [ 14.929865][ T220] RBP: ffff888005192000 R08: 0000000000000001 R09: ffffed1006c25159 [ 14.929867][ T220] R10: ffff888036128acb R11: 0000000000000000 R12: 0000000000000000 [ 14.929868][ T220] R13: 00000000000003a7 R14: ffff8880051931f8 R15: ffff888005192120 [ 14.929870][ T220] FS: 00007fad2746e740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000 [ 14.929872][ T220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.929875][ T220] CR2: 00005610b81ebb30 CR3: 0000000004cde003 CR4: 0000000000772ef0 [ 14.929876][ T220] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 14.929878][ T220] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 14.929879][ T220] PKRU: 55555554 [ 14.929880][ T220] Call Trace: [ 14.929882][ T220] [ 14.929882][ T220] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 14.929885][ T220] ? __warn (kernel/panic.c:748) [ 14.929887][ T220] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 14.929891][ T220] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 14.929895][ T220] ? handle_bug (arch/x86/kernel/traps.c:285) [ 14.929898][ T220] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 14.929901][ T220] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 14.929906][ T220] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 14.929909][ T220] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 14.929912][ T220] netpoll_send_skb (net/core/netpoll.c:387 (discriminator 4)) [ 14.929915][ T220] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 14.929921][ T220] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 14.929926][ T220] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 14.929929][ T220] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 14.929933][ T220] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 14.929940][ T220] console_flush_all (kernel/printk/printk.c:3211) [ 14.929944][ T220] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 14.929949][ T220] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 14.929952][ T220] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 14.929955][ T220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 14.929957][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929961][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929964][ T220] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 14.929966][ T220] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 14.929970][ T220] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 14.929974][ T220] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 14.929978][ T220] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 14.929982][ T220] _printk (kernel/printk/printk.c:2452) [ 14.929984][ T220] ? __pfx__printk (kernel/printk/printk.c:2452) [ 14.929988][ T220] ? netpoll_setup (net/core/netpoll.c:804) [ 14.929992][ T220] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:908) [ 14.929995][ T220] enabled_store (drivers/net/netconsole.c:491) netconsole [ 14.929999][ T220] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 14.930002][ T220] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 14.930005][ T220] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.930011][ T220] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 14.930015][ T220] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 14.930019][ T220] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 14.930023][ T220] ? __pfx_vfs_write (fs/read_write.c:660) [ 14.930027][ T220] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 14.930031][ T220] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 14.930036][ T220] ksys_write (fs/read_write.c:731) [ 14.930039][ T220] ? __pfx_ksys_write (fs/read_write.c:721) [ 14.930044][ T220] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 14.930047][ T220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 14.930050][ T220] RIP: 0033:0x7fad275afb77 [ 14.930052][ T220] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 All code ======== 0: 0b 00 or (%rax),%eax 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b7 jmp 0xffffffffffffffc7 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 01 00 00 00 mov $0x1,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 48 89 54 24 18 mov %rdx,0x18(%rsp) 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 74 24 je 0x64 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 48 89 54 24 18 mov %rdx,0x18(%rsp) 12: 48 rex.W 13: 89 .byte 0x89 14: 74 24 je 0x3a [ 14.930054][ T220] RSP: 002b:00007ffc4e62da28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 14.930056][ T220] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fad275afb77 [ 14.930058][ T220] RDX: 0000000000000002 RSI: 00005610b8252b00 RDI: 0000000000000001 [ 14.930059][ T220] RBP: 00005610b8252b00 R08: 0000000000000000 R09: 00007fad276224e0 [ 14.930061][ T220] R10: 00007fad276223e0 R11: 0000000000000246 R12: 0000000000000002 Finger prints: warn_bogus_irq_restore:netpoll_send_skb:send_ext_msg_udp:write_ext_msg:console_emit_next_record __local_bh_enable_ip:nsim_start_xmit:netpoll_start_xmit:__netpoll_send_skb:netpoll_send_skb __netpoll_send_skb:netpoll_send_skb:send_ext_msg_udp:write_ext_msg:console_emit_next_record print_deadlock_bug:validate_chain:__lock_acquire:_raw_spin_lock:__dev_queue_xmit