====================================== | [ 15.330224][ T219] netconsole selftest: netcons_T8BX7 | [ 15.330611][ T219] ------------[ cut here ]------------ | [ 15.330614][ T219] WARNING: CPU: 1 PID: 219 at kernel/softirq.c:369 __local_bh_enable_ip (kernel/softirq.c:369) | [ 15.330626][ T219] Modules linked in: netconsole netdevsim [ 15.330636][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.330638][ T219] RIP: 0010:__local_bh_enable_ip (kernel/softirq.c:369) [ 15.330643][ T219] Code: ff 0d 77 48 3d 72 e8 4a b9 3a 00 fb 65 8b 05 6a 48 3d 72 85 c0 74 46 5b 5d c3 cc cc cc cc 65 8b 05 5c 0c 3c 72 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 3d 72 decl 0x723d4877(%rip) # 0x723d487d 6: e8 4a b9 3a 00 call 0x3ab955 b: fb sti c: 65 8b 05 6a 48 3d 72 mov %gs:0x723d486a(%rip),%eax # 0x723d487d 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 3c 72 mov %gs:0x723c0c5c(%rip),%eax # 0x723c0c81 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 [ 15.330646][ T219] RSP: 0018:ffffc90000a67720 EFLAGS: 00010046 [ 15.330649][ T219] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 1ffffffff23f06c2 [ 15.330652][ T219] RDX: 0000000000000000 RSI: 0000000000000200 RDI: ffffffffc0587996 [ 15.330654][ T219] RBP: ffffffffc0587996 R08: 0000000000000000 R09: fffffbfff23f0472 [ 15.330655][ T219] R10: ffffffff91f82397 R11: ffffc90000a672a1 R12: ffff888005f12ec0 [ 15.330657][ T219] R13: 0000000000000076 R14: ffff888009617000 R15: ffff88800ad82000 [ 15.330659][ T219] FS: 00007f0b1ee7f740(0000) GS:ffff88802f480000(0000) knlGS:0000000000000000 [ 15.330661][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.330664][ T219] CR2: 00007f0b1f033733 CR3: 00000000025e6003 CR4: 0000000000772ef0 [ 15.330666][ T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 15.330668][ T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 15.330670][ T219] PKRU: 55555554 [ 15.330671][ T219] Call Trace: [ 15.330672][ T219] [ 15.330674][ T219] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 15.330677][ T219] ? __warn (kernel/panic.c:748) [ 15.330683][ T219] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 15.330689][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 15.330703][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) [ 15.330708][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 15.330713][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 15.330721][ T219] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 15.330742][ T219] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim [ 15.330752][ T219] ? __local_bh_enable_ip (kernel/softirq.c:369) [ 15.330761][ T219] nsim_start_xmit (./include/linux/rcupdate.h:878 drivers/net/netdevsim/netdev.c:94) netdevsim [ 15.330771][ T219] ? netif_skb_features (net/core/dev.c:3666 net/core/dev.c:3758) [ 15.330782][ T219] netpoll_start_xmit (./include/linux/netdevice.h:5170 ./include/linux/netdevice.h:5179 net/core/netpoll.c:89) [ 15.330795][ T219] __netpoll_send_skb (net/core/netpoll.c:350) [ 15.330811][ T219] netpoll_send_skb (net/core/netpoll.c:386) [ 15.330816][ T219] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 15.330830][ T219] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 15.330841][ T219] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 15.330846][ T219] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 15.330853][ T219] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 15.330874][ T219] console_flush_all (kernel/printk/printk.c:3211) [ 15.330885][ T219] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 15.330901][ T219] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 15.330906][ T219] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 15.330909][ T219] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 15.330912][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.330920][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.330924][ T219] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 15.330926][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.330935][ T219] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 15.330941][ T219] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 15.330949][ T219] ? other_cpu_in_panic (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/printk/printk.c:350 kernel/printk/printk.c:373) [ 15.330960][ T219] devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) [ 15.330965][ T219] ? __pfx_devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) [ 15.330972][ T219] ? __kasan_kmalloc (mm/kasan/common.c:398) [ 15.330978][ T219] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) [ 15.330983][ T219] ? __kmalloc_noprof (mm/slub.c:4307) [ 15.330986][ T219] ? ___ratelimit (lib/ratelimit.c:75) [ 15.330997][ T219] devkmsg_write (kernel/printk/printk.c:819) [ 15.331000][ T219] ? usage_skip (kernel/locking/lockdep.c:2286) [ 15.331005][ T219] ? __pfx_devkmsg_write (kernel/printk/printk.c:762) [ 15.331022][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.331033][ T219] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.331047][ T219] ? __lock_release (kernel/locking/lockdep.c:5527) [ 15.331051][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) [ 15.331068][ T219] ? __pfx___up_read (kernel/locking/rwsem.c:1337) [ 15.331086][ T219] ksys_write (fs/read_write.c:731) [ 15.331094][ T219] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.331097][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) [ 15.331120][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.331130][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.331134][ T219] RIP: 0033:0x7f0b1efc0b77 [ 15.331140][ T219] 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 [ 15.331144][ T219] RSP: 002b:00007ffc3db1f488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.331149][ T219] RAX: ffffffffffffffda RBX: 0000000000000023 RCX: 00007f0b1efc0b77 [ 15.331152][ T219] RDX: 0000000000000023 RSI: 0000560199e1ee00 RDI: 0000000000000001 [ 15.331154][ T219] RBP: 0000560199e1ee00 R08: 0000000000000000 R09: 00007f0b1f0334e0 [ 15.331157][ T219] R10: 00007f0b1f0333e0 R11: 0000000000000246 R12: 0000000000000023 [ 15.331159][ T219] R13: 00007f0b1f07c760 R14: 0000000000000023 R15: 00007f0b1f0779c0 | [ 15.331813][ T219] netpoll_send_skb_on_dev(): eni397np1 enabled interrupts in poll nsim_start_xmit (drivers/net/netdevsim/netdev.c:56) netdevsim | [ 15.331864][ T219] WARNING: CPU: 1 PID: 219 at net/core/netpoll.c:363 __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) | [ 15.331874][ T219] Modules linked in: netconsole netdevsim | [ 15.331889][ T219] Tainted: [W]=WARN [ 15.331891][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.331893][ T219] RIP: 0010:__netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.331899][ T219] 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 b8 90 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 b8 90 mov $0xffffffff90b84980,%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 [ 15.331903][ T219] RSP: 0018:ffffc90000a677c8 EFLAGS: 00010286 [ 15.331908][ T219] RAX: 0000000000000000 RBX: ffff88800993a000 RCX: 0000000000000027 [ 15.331911][ T219] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff88802f4a8ac8 [ 15.331914][ T219] RBP: ffffffffc05beac0 R08: 0000000000000001 R09: ffffed1005e95159 [ 15.331917][ T219] R10: ffff88802f4a8acb R11: 0000000000000004 R12: ffff888004e60ac0 [ 15.331919][ T219] R13: ffff88800a6a2c00 R14: ffff88800993a000 R15: ffffed1001327400 [ 15.331922][ T219] FS: 00007f0b1ee7f740(0000) GS:ffff88802f480000(0000) knlGS:0000000000000000 [ 15.331926][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.331931][ T219] CR2: 00007f0b1f033733 CR3: 00000000025e6003 CR4: 0000000000772ef0 [ 15.331934][ T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 15.331937][ T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 15.331939][ T219] PKRU: 55555554 [ 15.331942][ T219] Call Trace: [ 15.331944][ T219] [ 15.331946][ T219] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.331951][ T219] ? __warn (kernel/panic.c:748) [ 15.331957][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 15.331965][ T219] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.331976][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 15.331995][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) [ 15.332002][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 15.332011][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 15.332043][ T219] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.332055][ T219] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) [ 15.332078][ T219] netpoll_send_skb (net/core/netpoll.c:386) [ 15.332089][ T219] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 15.332114][ T219] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 15.332133][ T219] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 15.332141][ T219] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 15.332154][ T219] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 15.332187][ T219] console_flush_all (kernel/printk/printk.c:3211) [ 15.332205][ T219] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 15.332233][ T219] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 15.332242][ T219] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 15.332249][ T219] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 15.332252][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.332262][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.332269][ T219] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 15.332273][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.332289][ T219] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 15.332300][ T219] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 15.332313][ T219] ? other_cpu_in_panic (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/printk/printk.c:350 kernel/printk/printk.c:373) [ 15.332330][ T219] devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) [ 15.332340][ T219] ? __pfx_devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) [ 15.332352][ T219] ? __kasan_kmalloc (mm/kasan/common.c:398) [ 15.332359][ T219] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) [ 15.332366][ T219] ? __kmalloc_noprof (mm/slub.c:4307) [ 15.332371][ T219] ? ___ratelimit (lib/ratelimit.c:75) [ 15.332388][ T219] devkmsg_write (kernel/printk/printk.c:819) [ 15.332393][ T219] ? usage_skip (kernel/locking/lockdep.c:2286) [ 15.332400][ T219] ? __pfx_devkmsg_write (kernel/printk/printk.c:762) [ 15.332416][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.332426][ T219] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.332436][ T219] ? __lock_release (kernel/locking/lockdep.c:5527) [ 15.332438][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) [ 15.332451][ T219] ? __pfx___up_read (kernel/locking/rwsem.c:1337) [ 15.332462][ T219] ksys_write (fs/read_write.c:731) [ 15.332467][ T219] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.332470][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) [ 15.332485][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.332491][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.332495][ T219] RIP: 0033:0x7f0b1efc0b77 [ 15.332499][ T219] 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 [ 15.332501][ T219] RSP: 002b:00007ffc3db1f488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.332505][ T219] RAX: ffffffffffffffda RBX: 0000000000000023 RCX: 00007f0b1efc0b77 [ 15.332507][ T219] RDX: 0000000000000023 RSI: 0000560199e1ee00 RDI: 0000000000000001 [ 15.332509][ T219] RBP: 0000560199e1ee00 R08: 0000000000000000 R09: 00007f0b1f0334e0 [ 15.332511][ T219] R10: 00007f0b1f0333e0 R11: 0000000000000246 R12: 0000000000000023 [ 15.332513][ T219] R13: 00007f0b1f07c760 R14: 0000000000000023 R15: 00007f0b1f0779c0 | [ 15.332553][ T219] raw_local_irq_restore() called with IRQs enabled | [ 15.332565][ T219] WARNING: CPU: 1 PID: 219 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) | [ 15.332570][ T219] Modules linked in: netconsole netdevsim | [ 15.332579][ T219] Tainted: [W]=WARN [ 15.332581][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.332582][ T219] RIP: 0010:warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.332585][ T219] 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 6b 90 e8 4e 10 76 fd 90 <0f> 0b 90 90 eb de 0f b6 f3 48 c7 c7 20 b6 44 91 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 6b 90 mov $0xffffffff906bac40,%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 44 91 mov $0xffffffff9144b620,%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 44 91 mov $0xffffffff9144b620,%rdi 10: e8 18 9f 6d fe call 0xfffffffffe6d9f2d 15: eb .byte 0xeb [ 15.332587][ T219] RSP: 0018:ffffc90000a67830 EFLAGS: 00010282 [ 15.332590][ T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027 [ 15.332592][ T219] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff88802f4a8ac8 [ 15.332630][ T219] RBP: ffff888009242000 R08: 0000000000000001 R09: ffffed1005e95159 [ 15.332632][ T219] R10: ffff88802f4a8acb R11: 0000000000000000 R12: 0000000000000000 [ 15.332633][ T219] R13: 00000000000003a7 R14: ffff8880092431f8 R15: ffff888009242120 [ 15.332635][ T219] FS: 00007f0b1ee7f740(0000) GS:ffff88802f480000(0000) knlGS:0000000000000000 [ 15.332637][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 15.332641][ T219] CR2: 00007f0b1f033733 CR3: 00000000025e6003 CR4: 0000000000772ef0 [ 15.332643][ T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 15.332644][ T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 15.332646][ T219] PKRU: 55555554 [ 15.332648][ T219] Call Trace: [ 15.332650][ T219] [ 15.332651][ T219] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.332654][ T219] ? __warn (kernel/panic.c:748) [ 15.332658][ T219] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.332665][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) [ 15.332674][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) [ 15.332678][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) [ 15.332683][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) [ 15.332699][ T219] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) [ 15.332706][ T219] netpoll_send_skb (net/core/netpoll.c:387 (discriminator 4)) [ 15.332712][ T219] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole [ 15.332726][ T219] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole [ 15.332736][ T219] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) [ 15.332740][ T219] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) [ 15.332747][ T219] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) [ 15.332766][ T219] console_flush_all (kernel/printk/printk.c:3211) [ 15.332776][ T219] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) [ 15.332792][ T219] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) [ 15.332797][ T219] ? __pfx_console_unlock (kernel/printk/printk.c:3304) [ 15.332801][ T219] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) [ 15.332803][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.332811][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.332814][ T219] ? __down_trylock_console_sem (kernel/printk/printk.c:332) [ 15.332817][ T219] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) [ 15.332826][ T219] vprintk_emit.part.0 (kernel/printk/printk.c:2432) [ 15.332831][ T219] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) [ 15.332840][ T219] ? other_cpu_in_panic (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/printk/printk.c:350 kernel/printk/printk.c:373) [ 15.332849][ T219] devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) [ 15.332854][ T219] ? __pfx_devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) [ 15.332862][ T219] ? __kasan_kmalloc (mm/kasan/common.c:398) [ 15.332866][ T219] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) [ 15.332869][ T219] ? __kmalloc_noprof (mm/slub.c:4307) [ 15.332872][ T219] ? ___ratelimit (lib/ratelimit.c:75) [ 15.332882][ T219] devkmsg_write (kernel/printk/printk.c:819) [ 15.332885][ T219] ? usage_skip (kernel/locking/lockdep.c:2286) [ 15.332889][ T219] ? __pfx_devkmsg_write (kernel/printk/printk.c:762) [ 15.332905][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.332915][ T219] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.332924][ T219] ? __lock_release (kernel/locking/lockdep.c:5527) [ 15.332926][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) [ 15.332938][ T219] ? __pfx___up_read (kernel/locking/rwsem.c:1337) [ 15.332948][ T219] ksys_write (fs/read_write.c:731) [ 15.332954][ T219] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.332956][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) [ 15.332971][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.332977][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.332980][ T219] RIP: 0033:0x7f0b1efc0b77 [ 15.332983][ T219] 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 [ 15.332986][ T219] RSP: 002b:00007ffc3db1f488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.332988][ T219] RAX: ffffffffffffffda RBX: 0000000000000023 RCX: 00007f0b1efc0b77 [ 15.332990][ T219] RDX: 0000000000000023 RSI: 0000560199e1ee00 RDI: 0000000000000001 [ 15.332992][ T219] RBP: 0000560199e1ee00 R08: 0000000000000000 R09: 00007f0b1f0334e0 [ 15.332993][ T219] R10: 00007f0b1f0333e0 R11: 0000000000000246 R12: 0000000000000023 [ 15.332995][ T219] R13: 00007f0b1f07c760 R14: 0000000000000023 R15: 00007f0b1f0779c0 | [ 15.454312][ C2] #3: ffffffff9155ad40 (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) | [ 15.454855][ C2] | [ 15.454855][ C2] stack backtrace: | [ 15.455283][ C2] Tainted: [W]=WARN [ 15.455285][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.455289][ C2] Call Trace: [ 15.455292][ C2] [ 15.455295][ C2] dump_stack_lvl (lib/dump_stack.c:123) [ 15.455306][ C2] print_usage_bug.part.0 (kernel/locking/lockdep.c:4043) [ 15.455319][ C2] mark_lock_irq (kernel/locking/lockdep.c:4008 kernel/locking/lockdep.c:4054 kernel/locking/lockdep.c:4265) [ 15.455327][ C2] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4256) [ 15.455334][ C2] ? stack_trace_save (kernel/stacktrace.c:123) [ 15.455342][ C2] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 15.455349][ 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) [ 15.455355][ C2] ? save_trace (kernel/locking/lockdep.c:590) [ 15.455363][ C2] mark_lock (kernel/locking/lockdep.c:4751) [ 15.455371][ C2] mark_usage (kernel/locking/lockdep.c:4640) [ 15.455376][ C2] __lock_acquire (kernel/locking/lockdep.c:5182) [ 15.455386][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 15.455390][ C2] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.455402][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 15.455407][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 15.455414][ C2] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 15.455418][ C2] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.455426][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) [ 15.455433][ C2] ? __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.455438][ C2] __dev_queue_xmit (./include/linux/netdevice.h:4612 net/core/dev.c:4618) [ 15.455448][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4531) [ 15.455453][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 15.455457][ C2] ? arp_xmit (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 net/ipv4/arp.c:662) [ 15.455462][ C2] ? eth_header (net/ethernet/eth.c:100) [ 15.455469][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) [ 15.455473][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 15.455483][ C2] arp_xmit (./include/linux/rcupdate.h:878 net/ipv4/arp.c:667) [ 15.455487][ C2] arp_process.constprop.0 (net/ipv4/arp.c:858) [ 15.455495][ C2] ? __pfx_arp_process.constprop.0 (net/ipv4/arp.c:701) [ 15.455502][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 15.455508][ C2] ? __pfx_arp_rcv (net/ipv4/arp.c:968) [ 15.455512][ C2] __netif_receive_skb_one_core (net/core/dev.c:5866 (discriminator 5)) [ 15.455518][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5859) [ 15.455524][ C2] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 15.455528][ 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)) [ 15.455535][ C2] netif_receive_skb_internal (net/core/dev.c:6065) [ 15.455540][ C2] ? __pfx_netif_receive_skb_internal (net/core/dev.c:6044) [ 15.455546][ C2] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4341 kernel/locking/lockdep.c:4408) [ 15.455553][ C2] netif_receive_skb (net/core/dev.c:6124) [ 15.455558][ C2] nsim_poll (drivers/net/netdevsim/netdev.c:354 drivers/net/netdevsim/netdev.c:370) netdevsim [ 15.455584][ C2] __napi_poll.constprop.0 (net/core/dev.c:7331) [ 15.455592][ C2] net_rx_action (net/core/dev.c:7400 net/core/dev.c:7522) [ 15.455601][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 21)) [ 15.455606][ C2] ? __pfx_net_rx_action (net/core/dev.c:7484) [ 15.455612][ 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) [ 15.455619][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 15.455626][ C2] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4341 kernel/locking/lockdep.c:4408) [ 15.455633][ C2] handle_softirqs (kernel/softirq.c:561) [ 15.455643][ C2] ? __neigh_event_send (./include/linux/bottom_half.h:33 net/core/neighbour.c:1194) [ 15.455650][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449) [ 15.455654][ C2] [ 15.455655][ C2] [ 15.455657][ C2] __local_bh_enable_ip (kernel/softirq.c:389) [ 15.455663][ C2] __neigh_event_send (net/core/neighbour.c:1195) [ 15.455672][ C2] neigh_resolve_output (net/core/neighbour.c:1496) [ 15.455677][ C2] ? ___neigh_create (net/core/neighbour.c:678) [ 15.455686][ C2] ip_finish_output2 (./include/net/neighbour.h:539 net/ipv4/ip_output.c:236) [ 15.455694][ 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) [ 15.455699][ C2] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:200) [ 15.455704][ C2] ? __ip_finish_output (./include/linux/skbuff.h:1678 ./include/linux/skbuff.h:5078 net/ipv4/ip_output.c:308) [ 15.455711][ C2] ip_send_skb (net/ipv4/ip_output.c:1503) [ 15.455717][ C2] udp_send_skb (net/ipv4/udp.c:1195) [ 15.455728][ C2] udp_sendmsg (net/ipv4/udp.c:1483) [ 15.455736][ C2] ? __pfx_ip_generic_getfrag (net/ipv4/ip_output.c:928) [ 15.455745][ C2] ? __pfx_udp_sendmsg (net/ipv4/udp.c:1271) [ 15.455753][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 15.455759][ C2] ? find_held_lock (kernel/locking/lockdep.c:5341) [ 15.455765][ C2] ? __lock_release (kernel/locking/lockdep.c:5527) [ 15.455769][ C2] ? __unix_dgram_recvmsg (net/unix/af_unix.c:2517) [ 15.455781][ C2] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 15.455788][ C2] ? __unix_dgram_recvmsg (net/unix/af_unix.c:2517) [ 15.455793][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.455798][ C2] ? _raw_spin_unlock (./arch/x86/include/asm/preempt.h:94 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186) [ 15.455803][ C2] ? __unix_dgram_recvmsg (net/unix/af_unix.c:2517) [ 15.455810][ C2] sock_write_iter (net/socket.c:713 net/socket.c:728 net/socket.c:1132) [ 15.455818][ C2] ? __pfx___unix_dgram_recvmsg (net/unix/af_unix.c:2410) [ 15.455822][ C2] ? backing_file_read_iter (fs/backing-file.c:203) [ 15.455831][ C2] ? __pfx_sock_write_iter (net/socket.c:1116) [ 15.455846][ C2] vfs_write (fs/read_write.c:586 fs/read_write.c:679) [ 15.455854][ C2] ? __pfx___sys_recvfrom (net/socket.c:2209) [ 15.455862][ C2] ? __pfx_vfs_write (fs/read_write.c:660) [ 15.455871][ C2] ? __pfx_do_pselect.constprop.0 (fs/select.c:728) [ 15.455880][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337) [ 15.455887][ C2] ksys_write (fs/read_write.c:731) [ 15.455893][ C2] ? __pfx_ksys_write (fs/read_write.c:721) [ 15.455898][ C2] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) [ 15.455909][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 15.455917][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 15.455925][ C2] RIP: 0033:0x7f105de7cb77 [ 15.455932][ 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 [ 15.455937][ C2] RSP: 002b:00007fff79c400f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.455944][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f105de7cb77 [ 15.455948][ C2] RDX: 00000000000000f8 RSI: 000055718f1ab000 RDI: 0000000000000007 [ 15.455951][ C2] RBP: 000055718f1ab000 R08: 00000000000000f8 R09: 0000000000000000 [ 15.455954][ C2] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000000007 Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock __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 warn_bogus_irq_restore:netpoll_send_skb:send_ext_msg_udp:write_ext_msg:console_emit_next_record