====================================== | [ 15.146924][ T218] netconsole: network logging started | [ 15.147447][ T218] ------------[ cut here ]------------ | [ 15.147450][ T218] WARNING: CPU: 3 PID: 218 at kernel/softirq.c:369 __local_bh_enable_ip (kernel/softirq.c:369) | [ 15.147464][ T218] Modules linked in: netconsole netdevsim [ 15.147478][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.147481][ T218] RIP: 0010:__local_bh_enable_ip (kernel/softirq.c:369) [ 15.147488][ T218] Code: ff 0d 77 48 5d 50 e8 4a b9 3a 00 fb 65 8b 05 6a 48 5d 50 85 c0 74 46 5b 5d c3 cc cc cc cc 65 8b 05 5c 0c 5c 50 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 5d 50 decl 0x505d4877(%rip) # 0x505d487d 6: e8 4a b9 3a 00 call 0x3ab955 b: fb sti c: 65 8b 05 6a 48 5d 50 mov %gs:0x505d486a(%rip),%eax # 0x505d487d 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 5c 50 mov %gs:0x505c0c5c(%rip),%eax # 0x505c0c81 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 [ 15.147492][ T218] RSP: 0018:ffffc90000a276c8 EFLAGS: 00010046 [ 15.147497][ T218] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 1ffffffff67b06c2 [ 15.147500][ T218] RDX: 0000000000000000 RSI: 0000000000000200 RDI: ffffffffc031a996 [ 15.147504][ T218] RBP: ffffffffc031a996 R08: 0000000000000000 R09: fffffbfff67b0472 [ 15.147507][ T218] R10: ffffffffb3d82397 R11: ffffc90000a27249 R12: ffff888009fe3540 [ 15.147510][ T218] R13: 000000000000006b R14: ffff88800c53e400 R15: ffff888008842000 [ 15.147513][ T218] FS: 00007f2b77d19740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000 [ 15.147517][ T218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.147523][ T218] CR2: 00005638623c1b30 CR3: 000000000af98003 CR4: 0000000000772ef0 [ 15.147526][ T218] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 15.147528][ T218] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 15.147531][ T218] PKRU: 55555554 [ 15.147533][ T218] Call Trace: [ 15.147535][ T218] [ 15.147538][ T218] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 15.147543][ T218] ? __warn (kernel/panic.c:748) [ 15.147552][ T218] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 15.147563][ T218] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 15.147586][ T218] ? handle_bug (arch/x86/kernel/traps.c:285) [ 15.147595][ T218] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 15.147604][ T218] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 15.147619][ T218] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 15.147656][ T218] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 15.147677][ T218] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 15.147697][ T218] nsim_start_xmit (./include/linux/rcupdate.h:878 drivers/net/netdevsim/netdev.c:94) netdevsim [ 15.147716][ T218] ? netif_skb_features (net/core/dev.c:3666 net/core/dev.c:3758) [ 15.147733][ T218] netpoll_start_xmit (./include/linux/netdevice.h:5170 ./include/linux/netdevice.h:5179 net/core/netpoll.c:89) [ 15.147756][ T218] __netpoll_send_skb (net/core/netpoll.c:350) [ 15.147790][ T218] netpoll_send_skb (net/core/netpoll.c:386) [ 15.147802][ T218] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 15.147829][ T218] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 15.147850][ T218] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 15.147857][ T218] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 15.147871][ T218] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 15.147914][ T218] console_flush_all (kernel/printk/printk.c:3211) [ 15.147937][ T218] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 15.147972][ T218] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 15.147980][ T218] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 15.147986][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 15.147990][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.148006][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.148013][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 15.148018][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.148038][ T218] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 15.148050][ T218] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 15.148064][ T218] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 15.148085][ T218] _printk (kernel/printk/printk.c:2452) [ 15.148093][ T218] ? __pfx__printk (kernel/printk/printk.c:2452) [ 15.148108][ T218] ? netpoll_setup (net/core/netpoll.c:804) [ 15.148130][ T218] ? __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) [ 15.148145][ T218] enabled_store (drivers/net/netconsole.c:491) netconsole [ 15.148155][ T218] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 15.148161][ T218] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 15.148172][ T218] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.148208][ T218] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.148217][ T218] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 15.148235][ T218] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.148258][ T218] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.148277][ T218] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 15.148302][ T218] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 15.148329][ T218] ksys_write (fs/read_write.c:731) [ 15.148340][ T218] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.148376][ T218] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.148390][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.148395][ T218] RIP: 0033:0x7f2b77e5ab77 [ 15.148402][ T218] 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 [ 15.148406][ T218] RSP: 002b:00007ffd43cb75b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.148411][ T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b77e5ab77 [ 15.148414][ T218] RDX: 0000000000000002 RSI: 0000563862428b00 RDI: 0000000000000001 [ 15.148417][ T218] RBP: 0000563862428b00 R08: 0000000000000000 R09: 00007f2b77ecd4e0 [ 15.148420][ T218] R10: 00007f2b77ecd3e0 R11: 0000000000000246 R12: 0000000000000002 [ 15.148422][ T218] R13: 00007f2b77f16760 R14: 0000000000000002 R15: 00007f2b77f119c0 | [ 15.150579][ C3] #17: ffffffffb335ad40 (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) | [ 15.150590][ C3] | [ 15.150590][ C3] stack backtrace: | [ 15.150600][ C3] Tainted: [W]=WARN [ 15.150602][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.150605][ C3] Call Trace: [ 15.150607][ C3] [ 15.150610][ C3] dump_stack_lvl (lib/dump_stack.c:123) [ 15.150618][ C3] print_deadlock_bug (kernel/locking/lockdep.c:3042) [ 15.150626][ C3] validate_chain (kernel/locking/lockdep.c:3896) [ 15.150635][ C3] ? __pfx_validate_chain (kernel/locking/lockdep.c:3862) [ 15.150641][ C3] ? 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) [ 15.150645][ C3] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) [ 15.150654][ C3] __lock_acquire (kernel/locking/lockdep.c:5228) [ 15.150664][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 15.150668][ C3] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.150676][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 15.150681][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 15.150687][ C3] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 15.150691][ C3] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.150697][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) [ 15.150701][ C3] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.150706][ C3] __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.150717][ C3] ? __pfx___dev_queue_xmit (net/core/dev.c:4531) [ 15.150723][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 15.150727][ C3] ? arp_xmit (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 net/ipv4/arp.c:662) [ 15.150731][ C3] ? eth_header (net/ethernet/eth.c:100) [ 15.150736][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 15.150741][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 15.150750][ C3] arp_xmit (./include/linux/rcupdate.h:878 net/ipv4/arp.c:667) [ 15.150754][ C3] arp_solicit (net/ipv4/arp.c:392) [ 15.150760][ C3] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 15.150764][ C3] ? __create_object (mm/kmemleak.c:766) [ 15.150771][ C3] ? __pfx_arp_solicit (net/ipv4/arp.c:334) [ 15.150775][ C3] ? kmem_cache_alloc_noprof (mm/slub.c:4177) [ 15.150782][ C3] ? neigh_probe (net/core/neighbour.c:1023) [ 15.150789][ C3] neigh_probe (net/core/neighbour.c:1024) [ 15.150793][ C3] __neigh_event_send (net/core/neighbour.c:1191) [ 15.150799][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 15.150808][ C3] neigh_resolve_output (net/core/neighbour.c:1496) [ 15.150814][ C3] ? ___neigh_create (net/core/neighbour.c:678) [ 15.150824][ C3] ip_finish_output2 (./include/net/neighbour.h:539 net/ipv4/ip_output.c:236) [ 15.150829][ C3] ? ip_skb_dst_mtu (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/ip.h:505 ./include/net/ip.h:518) [ 15.150834][ C3] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:200) [ 15.150840][ C3] ? __ip_finish_output (./include/linux/skbuff.h:1678 ./include/linux/skbuff.h:5078 net/ipv4/ip_output.c:308) [ 15.150846][ C3] ip_push_pending_frames (net/ipv4/ip_output.c:1503 net/ipv4/ip_output.c:1522) [ 15.150851][ C3] __icmp_send (./include/net/route.h:285 net/ipv4/icmp.c:785) [ 15.150861][ C3] ? __pfx___icmp_send (net/ipv4/icmp.c:596) [ 15.150865][ C3] ? usage_skip (kernel/locking/lockdep.c:2286) [ 15.150871][ C3] ? csum_partial (lib/checksum.c:122) [ 15.150884][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.150892][ C3] ? udp4_csum_init (./include/linux/skbuff.h:4703 net/ipv4/udp.c:2586) [ 15.150898][ C3] ? __xfrm_policy_check2.constprop.0 (./include/net/net_namespace.h:406 ./include/linux/netdevice.h:2685 ./include/net/xfrm.h:1261) [ 15.150906][ C3] __udp4_lib_rcv (net/ipv4/udp.c:2711 (discriminator 118)) [ 15.150914][ C3] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2633) [ 15.150920][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 15.150925][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 15.150931][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4)) [ 15.150939][ C3] ip_local_deliver_finish.constprop.0 (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234) [ 15.150945][ C3] ? ip_rcv (net/ipv4/ip_input.c:446 ./include/linux/netfilter.h:418 net/ipv4/ip_input.c:567) [ 15.150951][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560) [ 15.150955][ C3] __netif_receive_skb_one_core (net/core/dev.c:5866 (discriminator 4)) [ 15.150960][ C3] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5859) [ 15.150966][ C3] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 15.150969][ C3] ? 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)) [ 15.150975][ C3] netif_receive_skb_internal (net/core/dev.c:6065) [ 15.150979][ C3] ? __pfx_netif_receive_skb_internal (net/core/dev.c:6044) [ 15.150985][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4341 kernel/locking/lockdep.c:4408) [ 15.150993][ C3] netif_receive_skb (net/core/dev.c:6124) [ 15.150998][ C3] nsim_poll (drivers/net/netdevsim/netdev.c:354 drivers/net/netdevsim/netdev.c:370) netdevsim [ 15.151016][ C3] __napi_poll.constprop.0 (net/core/dev.c:7331) [ 15.151021][ C3] net_rx_action (net/core/dev.c:7400 net/core/dev.c:7522) [ 15.151030][ C3] ? __pfx_net_rx_action (net/core/dev.c:7484) [ 15.151036][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 15.151043][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4341 kernel/locking/lockdep.c:4408) [ 15.151050][ C3] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 15.151070][ C3] handle_softirqs (kernel/softirq.c:561) [ 15.151079][ C3] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 15.151097][ C3] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449) [ 15.151102][ C3] [ 15.151103][ C3] [ 15.151105][ C3] __local_bh_enable_ip (kernel/softirq.c:389) [ 15.151111][ C3] nsim_start_xmit (./include/linux/rcupdate.h:878 drivers/net/netdevsim/netdev.c:94) netdevsim [ 15.151128][ C3] ? netif_skb_features (net/core/dev.c:3666 net/core/dev.c:3758) [ 15.151136][ C3] netpoll_start_xmit (./include/linux/netdevice.h:5170 ./include/linux/netdevice.h:5179 net/core/netpoll.c:89) [ 15.151143][ C3] __netpoll_send_skb (net/core/netpoll.c:350) [ 15.151151][ C3] netpoll_send_skb (net/core/netpoll.c:386) [ 15.151156][ C3] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 15.151166][ C3] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 15.151177][ C3] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 15.151181][ C3] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 15.151187][ C3] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 15.151197][ C3] console_flush_all (kernel/printk/printk.c:3211) [ 15.151204][ C3] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 15.151214][ C3] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 15.151219][ C3] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 15.151224][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 15.151228][ C3] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.151234][ C3] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.151238][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 15.151242][ C3] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.151249][ C3] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 15.151255][ C3] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 15.151262][ C3] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 15.151269][ C3] _printk (kernel/printk/printk.c:2452) [ 15.151273][ C3] ? __pfx__printk (kernel/printk/printk.c:2452) [ 15.151278][ C3] ? netpoll_setup (net/core/netpoll.c:804) [ 15.151285][ C3] ? __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) [ 15.151291][ C3] enabled_store (drivers/net/netconsole.c:491) netconsole [ 15.151298][ C3] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 15.151303][ C3] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 15.151308][ C3] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.151320][ C3] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.151327][ C3] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 15.151333][ C3] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.151339][ C3] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.151345][ C3] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 15.151352][ C3] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 15.151360][ C3] ksys_write (fs/read_write.c:731) [ 15.151365][ C3] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.151373][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.151379][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.151385][ C3] RIP: 0033:0x7f2b77e5ab77 [ 15.151390][ C3] 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 [ 15.151394][ C3] RSP: 002b:00007ffd43cb75b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.151399][ C3] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b77e5ab77 [ 15.151402][ C3] RDX: 0000000000000002 RSI: 0000563862428b00 RDI: 0000000000000001 [ 15.151405][ C3] RBP: 0000563862428b00 R08: 0000000000000000 R09: 00007f2b77ecd4e0 [ 15.151408][ C3] R10: 00007f2b77ecd3e0 R11: 0000000000000246 R12: 0000000000000002 [ 15.151411][ C3] R13: 00007f2b77f16760 R14: 0000000000000002 R15: 00007f2b77f119c0 | [ 15.151517][ T218] netpoll_send_skb_on_dev(): eni309np1 enabled interrupts in poll nsim_start_xmit (drivers/net/netdevsim/netdev.c:56) netdevsim | [ 15.151589][ T218] WARNING: CPU: 3 PID: 218 at net/core/netpoll.c:363 __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) | [ 15.151596][ T218] Modules linked in: netconsole netdevsim | [ 15.151608][ T218] Tainted: [W]=WARN [ 15.151609][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.151611][ T218] RIP: 0010:__netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.151617][ T218] 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 98 b2 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 98 b2 mov $0xffffffffb2984980,%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 [ 15.151621][ T218] RSP: 0018:ffffc90000a27770 EFLAGS: 00010286 [ 15.151625][ T218] RAX: 0000000000000000 RBX: ffff88800987a000 RCX: 0000000000000027 [ 15.151628][ T218] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff8880361a8ac8 [ 15.151631][ T218] RBP: ffffffffc0351ac0 R08: 0000000000000001 R09: ffffed1006c35159 [ 15.151633][ T218] R10: ffff8880361a8acb R11: 0000000000000004 R12: ffff888004af5840 [ 15.151636][ T218] R13: ffff88800b9bd000 R14: ffff88800987a000 R15: ffffed100130f400 [ 15.151639][ T218] FS: 00007f2b77d19740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000 [ 15.151643][ T218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.151648][ T218] CR2: 00005638623c1b30 CR3: 000000000af98003 CR4: 0000000000772ef0 [ 15.151651][ T218] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 15.151653][ T218] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 15.151655][ T218] PKRU: 55555554 [ 15.151657][ T218] Call Trace: [ 15.151659][ T218] [ 15.151661][ T218] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.151666][ T218] ? __warn (kernel/panic.c:748) [ 15.151671][ T218] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.151677][ T218] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 15.151685][ T218] ? handle_bug (arch/x86/kernel/traps.c:285) [ 15.151690][ T218] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 15.151695][ T218] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 15.151704][ T218] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.151715][ T218] netpoll_send_skb (net/core/netpoll.c:386) [ 15.151721][ T218] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 15.151732][ T218] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 15.151741][ T218] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 15.151745][ T218] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 15.151752][ T218] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 15.151763][ T218] console_flush_all (kernel/printk/printk.c:3211) [ 15.151771][ T218] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 15.151779][ T218] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 15.151785][ T218] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 15.151789][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 15.151793][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.151799][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.151805][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 15.151809][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.151816][ T218] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 15.151821][ T218] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 15.151827][ T218] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 15.151834][ T218] _printk (kernel/printk/printk.c:2452) [ 15.151838][ T218] ? __pfx__printk (kernel/printk/printk.c:2452) [ 15.151844][ T218] ? netpoll_setup (net/core/netpoll.c:804) [ 15.151852][ T218] ? __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) [ 15.151858][ T218] enabled_store (drivers/net/netconsole.c:491) netconsole [ 15.151865][ T218] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 15.151870][ T218] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 15.151874][ T218] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.151885][ T218] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.151892][ T218] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 15.151900][ T218] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.151907][ T218] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.151912][ T218] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 15.151919][ T218] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 15.151926][ T218] ksys_write (fs/read_write.c:731) [ 15.151931][ T218] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.151940][ T218] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.151947][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.151952][ T218] RIP: 0033:0x7f2b77e5ab77 [ 15.151955][ T218] 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 [ 15.151959][ T218] RSP: 002b:00007ffd43cb75b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.151963][ T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b77e5ab77 [ 15.151966][ T218] RDX: 0000000000000002 RSI: 0000563862428b00 RDI: 0000000000000001 [ 15.151968][ T218] RBP: 0000563862428b00 R08: 0000000000000000 R09: 00007f2b77ecd4e0 [ 15.151971][ T218] R10: 00007f2b77ecd3e0 R11: 0000000000000246 R12: 0000000000000002 [ 15.151974][ T218] R13: 00007f2b77f16760 R14: 0000000000000002 R15: 00007f2b77f119c0 | [ 15.152023][ T218] raw_local_irq_restore() called with IRQs enabled | [ 15.152039][ T218] WARNING: CPU: 3 PID: 218 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) | [ 15.152046][ T218] Modules linked in: netconsole netdevsim | [ 15.152057][ T218] Tainted: [W]=WARN [ 15.152058][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.152060][ T218] RIP: 0010:warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.152064][ T218] 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 4b b2 e8 4e 10 76 fd 90 <0f> 0b 90 90 eb de 0f b6 f3 48 c7 c7 20 b6 24 b3 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 4b b2 mov $0xffffffffb24bac40,%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 24 b3 mov $0xffffffffb324b620,%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 24 b3 mov $0xffffffffb324b620,%rdi 10: e8 18 9f 6d fe call 0xfffffffffe6d9f2d 15: eb .byte 0xeb [ 15.152068][ T218] RSP: 0018:ffffc90000a277d8 EFLAGS: 00010282 [ 15.152071][ T218] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027 [ 15.152073][ T218] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff8880361a8ac8 [ 15.152076][ T218] RBP: ffff88800bbea000 R08: 0000000000000001 R09: ffffed1006c35159 [ 15.152079][ T218] R10: ffff8880361a8acb R11: 0000000000000000 R12: 0000000000000000 [ 15.152082][ T218] R13: 00000000000003a7 R14: ffff88800bbeb1f8 R15: ffff88800bbea120 [ 15.152085][ T218] FS: 00007f2b77d19740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000 [ 15.152089][ T218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.152093][ T218] CR2: 00005638623c1b30 CR3: 000000000af98003 CR4: 0000000000772ef0 [ 15.152096][ T218] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 15.152098][ T218] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 15.152100][ T218] PKRU: 55555554 [ 15.152102][ T218] Call Trace: [ 15.152104][ T218] [ 15.152105][ T218] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.152109][ T218] ? __warn (kernel/panic.c:748) [ 15.152113][ T218] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.152118][ T218] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 15.152126][ T218] ? handle_bug (arch/x86/kernel/traps.c:285) [ 15.152131][ T218] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 15.152136][ T218] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 15.152145][ T218] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.152151][ T218] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.152155][ T218] netpoll_send_skb (net/core/netpoll.c:387 (discriminator 4)) [ 15.152160][ T218] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 15.152170][ T218] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 15.152180][ T218] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 15.152186][ T218] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 15.152192][ T218] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 15.152202][ T218] console_flush_all (kernel/printk/printk.c:3211) [ 15.152209][ T218] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 15.152218][ T218] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 15.152224][ T218] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 15.152229][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 15.152233][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.152239][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.152244][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 15.152248][ T218] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.152254][ T218] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 15.152260][ T218] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 15.152266][ T218] ? __pfx_netdev_run_todo (net/core/dev.c:11330) [ 15.152274][ T218] _printk (kernel/printk/printk.c:2452) [ 15.152279][ T218] ? __pfx__printk (kernel/printk/printk.c:2452) [ 15.152284][ T218] ? netpoll_setup (net/core/netpoll.c:804) [ 15.152291][ T218] ? __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) [ 15.152297][ T218] enabled_store (drivers/net/netconsole.c:491) netconsole [ 15.152304][ T218] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 15.152308][ T218] ? configfs_write_iter (fs/configfs/file.c:206 fs/configfs/file.c:229) [ 15.152313][ T218] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.152325][ T218] ? __pfx_enabled_store (drivers/net/netconsole.c:436) netconsole [ 15.152332][ T218] configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229) [ 15.152340][ T218] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.152347][ T218] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.152354][ T218] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 15.152361][ T218] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 15.152368][ T218] ksys_write (fs/read_write.c:731) [ 15.152373][ T218] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.152381][ T218] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.152387][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.153188][ T218] RIP: 0033:0x7f2b77e5ab77 [ 15.153195][ T218] 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 [ 15.153199][ T218] RSP: 002b:00007ffd43cb75b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.153204][ T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b77e5ab77 [ 15.153207][ T218] RDX: 0000000000000002 RSI: 0000563862428b00 RDI: 0000000000000001 [ 15.153210][ T218] RBP: 0000563862428b00 R08: 0000000000000000 R09: 00007f2b77ecd4e0 [ 15.153213][ T218] R10: 00007f2b77ecd3e0 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