======================================
| [   45.953716][  T712] Test #1 from CPU1: netcons_xu2t1
| [   45.954088][  T712] ------------[ cut here ]------------
| [ 45.954091][ T712] WARNING: CPU: 1 PID: 712 at kernel/softirq.c:369 __local_bh_enable_ip (kernel/softirq.c:369) 
| [   45.954103][  T712] Modules linked in: netconsole netdevsim
[   45.954114][  T712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 45.954116][ T712] RIP: 0010:__local_bh_enable_ip (kernel/softirq.c:369) 
[ 45.954122][ T712] Code: ff 0d 77 48 bd 6f e8 4a b9 3a 00 fb 65 8b 05 6a 48 bd 6f 85 c0 74 46 5b 5d c3 cc cc cc cc 65 8b 05 5c 0c bc 6f 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 6f    	decl   0x6fbd4877(%rip)        # 0x6fbd487d
   6:	e8 4a b9 3a 00       	call   0x3ab955
   b:	fb                   	sti
   c:	65 8b 05 6a 48 bd 6f 	mov    %gs:0x6fbd486a(%rip),%eax        # 0x6fbd487d
  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 6f 	mov    %gs:0x6fbc0c5c(%rip),%eax        # 0x6fbc0c81
  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
[   45.954125][  T712] RSP: 0018:ffffc90001377720 EFLAGS: 00010046
[   45.954128][  T712] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 1ffffffff28f06c2
[   45.954130][  T712] RDX: 0000000000000000 RSI: 0000000000000200 RDI: ffffffffc04ce996
[   45.954132][  T712] RBP: ffffffffc04ce996 R08: 0000000000000000 R09: fffffbfff28f0472
[   45.954134][  T712] R10: ffffffff94782397 R11: ffffc900013772a1 R12: ffff888004e29e80
[   45.954136][  T712] R13: 0000000000000070 R14: ffff888009690400 R15: ffff888002a02000
[   45.954138][  T712] FS:  00007fed2f308740(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[   45.954142][  T712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.954147][  T712] CR2: 0000563ef620b2f8 CR3: 0000000001ef0005 CR4: 0000000000772ef0
[   45.954149][  T712] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   45.954150][  T712] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   45.954152][  T712] PKRU: 55555554
[   45.954154][  T712] Call Trace:
[   45.954155][  T712]  <TASK>
[ 45.954157][ T712] ? __local_bh_enable_ip (kernel/softirq.c:369) 
[ 45.954160][ T712] ? __warn (kernel/panic.c:748) 
[ 45.954166][ T712] ? __local_bh_enable_ip (kernel/softirq.c:369) 
[ 45.954172][ T712] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 45.954187][ T712] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 45.954193][ T712] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 45.954197][ T712] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 45.954206][ T712] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim 
[ 45.954227][ T712] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim 
[ 45.954237][ T712] ? __local_bh_enable_ip (kernel/softirq.c:369) 
[ 45.954246][ T712] nsim_start_xmit (./include/linux/rcupdate.h:878 drivers/net/netdevsim/netdev.c:94) netdevsim 
[ 45.954256][ T712] ? netif_skb_features (net/core/dev.c:3666 net/core/dev.c:3758) 
[ 45.954269][ T712] netpoll_start_xmit (./include/linux/netdevice.h:5170 ./include/linux/netdevice.h:5179 net/core/netpoll.c:89) 
[ 45.954282][ T712] __netpoll_send_skb (net/core/netpoll.c:350) 
[ 45.954297][ T712] netpoll_send_skb (net/core/netpoll.c:386) 
[ 45.954303][ T712] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole 
[ 45.954317][ T712] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole 
[ 45.954328][ T712] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) 
[ 45.954333][ T712] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) 
[ 45.954341][ T712] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) 
[ 45.954361][ T712] console_flush_all (kernel/printk/printk.c:3211) 
[ 45.954372][ T712] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) 
[ 45.954388][ T712] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) 
[ 45.954393][ T712] ? __pfx_console_unlock (kernel/printk/printk.c:3304) 
[ 45.954396][ T712] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) 
[ 45.954399][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.954406][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.954410][ T712] ? __down_trylock_console_sem (kernel/printk/printk.c:332) 
[ 45.954412][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.954422][ T712] vprintk_emit.part.0 (kernel/printk/printk.c:2432) 
[ 45.954427][ T712] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) 
[ 45.954436][ T712] ? 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) 
[ 45.954446][ T712] devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.954451][ T712] ? __pfx_devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.954458][ T712] ? __kasan_kmalloc (mm/kasan/common.c:398) 
[ 45.954464][ T712] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 45.954469][ T712] ? __kmalloc_noprof (mm/slub.c:4307) 
[ 45.954472][ T712] ? ___ratelimit (lib/ratelimit.c:75) 
[ 45.954483][ T712] devkmsg_write (kernel/printk/printk.c:819) 
[ 45.954486][ T712] ? usage_skip (kernel/locking/lockdep.c:2286) 
[ 45.954491][ T712] ? __pfx_devkmsg_write (kernel/printk/printk.c:762) 
[ 45.954508][ T712] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 45.954519][ T712] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 45.954528][ T712] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 45.954530][ T712] ? 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) 
[ 45.954543][ T712] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 45.954554][ T712] ksys_write (fs/read_write.c:731) 
[ 45.954560][ T712] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 45.954562][ T712] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 45.954577][ T712] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 45.954584][ T712] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.954587][  T712] RIP: 0033:0x7fed2f449b77
[ 45.954591][ T712] 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
[   45.954593][  T712] RSP: 002b:00007ffdb7890a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   45.954596][  T712] RAX: ffffffffffffffda RBX: 0000000000000021 RCX: 00007fed2f449b77
[   45.954598][  T712] RDX: 0000000000000021 RSI: 0000563ef620a2f0 RDI: 0000000000000001
[   45.954599][  T712] RBP: 0000563ef620a2f0 R08: 0000000000000020 R09: 0000000000000077
[   45.954601][  T712] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000021
[   45.954602][  T712] R13: 00007fed2f505760 R14: 0000000000000021 R15: 00007fed2f5009c0
| [ 45.955031][ T712] #6: ffffffff93d5ada0 (rcu_read_lock){....}-{1:3}, at: nsim_start_xmit (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 drivers/net/netdevsim/netdev.c:65) netdevsim 
| [   45.955043][  T712]
| [   45.955043][  T712] stack backtrace:
| [   45.955049][  T712] Tainted: [W]=WARN
[   45.955050][  T712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.955051][  T712] Call Trace:
[   45.955053][  T712]  <TASK>
[ 45.955055][ T712] dump_stack_lvl (lib/dump_stack.c:123) 
[ 45.955059][ T712] print_usage_bug.part.0 (kernel/locking/lockdep.c:4043) 
[ 45.955063][ T712] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 45.955070][ T712] mark_lock_irq (kernel/locking/lockdep.c:4008 kernel/locking/lockdep.c:4054 kernel/locking/lockdep.c:4265) 
[ 45.955074][ T712] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4256) 
[ 45.955078][ T712] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 45.955083][ T712] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 45.955086][ T712] ? add_taint (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 kernel/panic.c:605) 
[ 45.955090][ T712] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1356) 
[ 45.955097][ T712] ? save_trace (kernel/locking/lockdep.c:556 kernel/locking/lockdep.c:593) 
[ 45.955102][ T712] mark_lock (kernel/locking/lockdep.c:4751) 
[ 45.955106][ T712] mark_held_locks (kernel/locking/lockdep.c:4323) 
[ 45.955110][ T712] lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4349 kernel/locking/lockdep.c:4408) 
[ 45.955113][ T712] ? nsim_start_xmit (./include/linux/bottom_half.h:33 drivers/net/netdevsim/netdev.c:92) netdevsim 
[ 45.955122][ T712] trace_hardirqs_on (kernel/trace/trace_preemptirq.c:79) 
[ 45.955127][ T712] __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:97 kernel/softirq.c:394) 
[ 45.955131][ T712] nsim_start_xmit (./include/linux/rcupdate.h:878 drivers/net/netdevsim/netdev.c:94) netdevsim 
[ 45.955142][ T712] ? netif_skb_features (net/core/dev.c:3666 net/core/dev.c:3758) 
[ 45.955146][ T712] netpoll_start_xmit (./include/linux/netdevice.h:5170 ./include/linux/netdevice.h:5179 net/core/netpoll.c:89) 
[ 45.955150][ T712] __netpoll_send_skb (net/core/netpoll.c:350) 
[ 45.955155][ T712] netpoll_send_skb (net/core/netpoll.c:386) 
[ 45.955159][ T712] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole 
[ 45.955164][ T712] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole 
[ 45.955170][ T712] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) 
[ 45.955173][ T712] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) 
[ 45.955177][ T712] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) 
[ 45.955183][ T712] console_flush_all (kernel/printk/printk.c:3211) 
[ 45.955187][ T712] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) 
[ 45.955192][ T712] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) 
[ 45.955195][ T712] ? __pfx_console_unlock (kernel/printk/printk.c:3304) 
[ 45.955198][ T712] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) 
[ 45.955200][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955204][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955207][ T712] ? __down_trylock_console_sem (kernel/printk/printk.c:332) 
[ 45.955209][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955213][ T712] vprintk_emit.part.0 (kernel/printk/printk.c:2432) 
[ 45.955217][ T712] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) 
[ 45.955221][ T712] ? 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) 
[ 45.955225][ T712] devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.955228][ T712] ? __pfx_devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.955232][ T712] ? __kasan_kmalloc (mm/kasan/common.c:398) 
[ 45.955235][ T712] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 45.955239][ T712] ? __kmalloc_noprof (mm/slub.c:4307) 
[ 45.955241][ T712] ? ___ratelimit (lib/ratelimit.c:75) 
[ 45.955245][ T712] devkmsg_write (kernel/printk/printk.c:819) 
[ 45.955248][ T712] ? usage_skip (kernel/locking/lockdep.c:2286) 
[ 45.955250][ T712] ? __pfx_devkmsg_write (kernel/printk/printk.c:762) 
[ 45.955256][ T712] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 45.955260][ T712] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 45.955263][ T712] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 45.955265][ T712] ? 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) 
[ 45.955269][ T712] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 45.955273][ T712] ksys_write (fs/read_write.c:731) 
[ 45.955276][ T712] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 45.955279][ T712] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 45.955284][ T712] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 45.955287][ T712] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.955290][  T712] RIP: 0033:0x7fed2f449b77
[ 45.955293][ T712] 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
[   45.955295][  T712] RSP: 002b:00007ffdb7890a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   45.955298][  T712] RAX: ffffffffffffffda RBX: 0000000000000021 RCX: 00007fed2f449b77
[   45.955300][  T712] RDX: 0000000000000021 RSI: 0000563ef620a2f0 RDI: 0000000000000001
[   45.955301][  T712] RBP: 0000563ef620a2f0 R08: 0000000000000020 R09: 0000000000000077
[   45.955303][  T712] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000021
[   45.955304][  T712] R13: 00007fed2f505760 R14: 0000000000000021 R15: 00007fed2f5009c0
| [ 45.955382][ T712] netpoll_send_skb_on_dev(): eni278np1 enabled interrupts in poll nsim_start_xmit (drivers/net/netdevsim/netdev.c:56) netdevsim 
| [ 45.955444][ T712] WARNING: CPU: 1 PID: 712 at net/core/netpoll.c:363 __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) 
| [   45.955449][  T712] Modules linked in: netconsole netdevsim
| [   45.955456][  T712] Tainted: [W]=WARN
[   45.955457][  T712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 45.955459][ T712] RIP: 0010:__netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) 
[ 45.955461][ T712] 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 93 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 93 	mov    $0xffffffff93384980,%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
[   45.955464][  T712] RSP: 0018:ffffc900013777c8 EFLAGS: 00010286
[   45.955466][  T712] RAX: 0000000000000000 RBX: ffff88800bef2000 RCX: 0000000000000027
[   45.955467][  T712] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff8880360a8ac8
[   45.955469][  T712] RBP: ffffffffc0505ac0 R08: 0000000000000001 R09: ffffed1006c15159
[   45.955471][  T712] R10: ffff8880360a8acb R11: 0000000000000004 R12: ffff88800a947e40
[   45.955472][  T712] R13: ffff888004c90200 R14: ffff88800bef2000 R15: ffffed10017de400
[   45.955474][  T712] FS:  00007fed2f308740(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[   45.955476][  T712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.955479][  T712] CR2: 0000563ef620b2f8 CR3: 0000000001ef0005 CR4: 0000000000772ef0
[   45.955481][  T712] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   45.955482][  T712] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   45.955484][  T712] PKRU: 55555554
[   45.955485][  T712] Call Trace:
[   45.955486][  T712]  <TASK>
[ 45.955487][ T712] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) 
[ 45.955490][ T712] ? __warn (kernel/panic.c:748) 
[ 45.955492][ T712] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) 
[ 45.955496][ T712] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 45.955500][ T712] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 45.955503][ T712] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 45.955506][ T712] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 45.955512][ T712] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) 
[ 45.955515][ T712] ? __netpoll_send_skb (net/core/netpoll.c:363 (discriminator 3)) 
[ 45.955520][ T712] netpoll_send_skb (net/core/netpoll.c:386) 
[ 45.955523][ T712] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole 
[ 45.955530][ T712] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole 
[ 45.955535][ T712] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) 
[ 45.955538][ T712] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) 
[ 45.955542][ T712] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) 
[ 45.955549][ T712] console_flush_all (kernel/printk/printk.c:3211) 
[ 45.955553][ T712] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) 
[ 45.955558][ T712] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) 
[ 45.955562][ T712] ? __pfx_console_unlock (kernel/printk/printk.c:3304) 
[ 45.955565][ T712] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) 
[ 45.955567][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955571][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955574][ T712] ? __down_trylock_console_sem (kernel/printk/printk.c:332) 
[ 45.955576][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955580][ T712] vprintk_emit.part.0 (kernel/printk/printk.c:2432) 
[ 45.955583][ T712] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) 
[ 45.955587][ T712] ? 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) 
[ 45.955591][ T712] devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.955595][ T712] ? __pfx_devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.955599][ T712] ? __kasan_kmalloc (mm/kasan/common.c:398) 
[ 45.955601][ T712] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 45.955605][ T712] ? __kmalloc_noprof (mm/slub.c:4307) 
[ 45.955607][ T712] ? ___ratelimit (lib/ratelimit.c:75) 
[ 45.955611][ T712] devkmsg_write (kernel/printk/printk.c:819) 
[ 45.955614][ T712] ? usage_skip (kernel/locking/lockdep.c:2286) 
[ 45.955617][ T712] ? __pfx_devkmsg_write (kernel/printk/printk.c:762) 
[ 45.955622][ T712] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 45.955626][ T712] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 45.955630][ T712] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 45.955632][ T712] ? 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) 
[ 45.955636][ T712] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 45.955640][ T712] ksys_write (fs/read_write.c:731) 
[ 45.955643][ T712] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 45.955646][ T712] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 45.955650][ T712] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 45.955654][ T712] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.955657][  T712] RIP: 0033:0x7fed2f449b77
[ 45.955659][ T712] 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
[   45.955661][  T712] RSP: 002b:00007ffdb7890a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   45.955663][  T712] RAX: ffffffffffffffda RBX: 0000000000000021 RCX: 00007fed2f449b77
[   45.955665][  T712] RDX: 0000000000000021 RSI: 0000563ef620a2f0 RDI: 0000000000000001
[   45.955666][  T712] RBP: 0000563ef620a2f0 R08: 0000000000000020 R09: 0000000000000077
[   45.955668][  T712] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000021
[   45.955669][  T712] R13: 00007fed2f505760 R14: 0000000000000021 R15: 00007fed2f5009c0
| [   45.955692][  T712] raw_local_irq_restore() called with IRQs enabled
| [ 45.955701][ T712] WARNING: CPU: 1 PID: 712 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) 
| [   45.955705][  T712] Modules linked in: netconsole netdevsim
| [   45.955711][  T712] Tainted: [W]=WARN
[   45.955712][  T712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 45.955713][ T712] RIP: 0010:warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) 
[ 45.955716][ T712] 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 92 e8 4e 10 76 fd 90 <0f> 0b 90 90 eb de 0f b6 f3 48 c7 c7 20 b6 c4 93 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 92 	mov    $0xffffffff92ebac40,%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 93 	mov    $0xffffffff93c4b620,%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 93 	mov    $0xffffffff93c4b620,%rdi
  10:	e8 18 9f 6d fe       	call   0xfffffffffe6d9f2d
  15:	eb                   	.byte 0xeb
[   45.955718][  T712] RSP: 0018:ffffc90001377830 EFLAGS: 00010282
[   45.955720][  T712] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027
[   45.955722][  T712] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ffff8880360a8ac8
[   45.955723][  T712] RBP: ffff888005912000 R08: 0000000000000001 R09: ffffed1006c15159
[   45.955725][  T712] R10: ffff8880360a8acb R11: 0000000000000000 R12: 0000000000000000
[   45.955726][  T712] R13: 00000000000003a9 R14: ffff8880059131f8 R15: ffff888005912120
[   45.955728][  T712] FS:  00007fed2f308740(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[   45.955730][  T712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.955732][  T712] CR2: 0000563ef620b2f8 CR3: 0000000001ef0005 CR4: 0000000000772ef0
[   45.955734][  T712] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   45.955735][  T712] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   45.955737][  T712] PKRU: 55555554
[   45.955738][  T712] Call Trace:
[   45.955739][  T712]  <TASK>
[ 45.955740][ T712] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) 
[ 45.955742][ T712] ? __warn (kernel/panic.c:748) 
[ 45.955745][ T712] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) 
[ 45.955748][ T712] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 45.955752][ T712] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 45.955755][ T712] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 45.955758][ T712] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 45.955763][ T712] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:10 (discriminator 3)) 
[ 45.955767][ T712] netpoll_send_skb (net/core/netpoll.c:387 (discriminator 4)) 
[ 45.955770][ T712] send_ext_msg_udp (drivers/net/netconsole.c:1237 drivers/net/netconsole.c:1275 drivers/net/netconsole.c:1431) netconsole 
[ 45.955776][ T712] write_ext_msg (drivers/net/netconsole.c:1449 drivers/net/netconsole.c:1437) netconsole 
[ 45.955781][ T712] console_emit_next_record (kernel/printk/printk.c:3122 (discriminator 3)) 
[ 45.955784][ T712] ? perf_trace_lock (./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50 ./include/trace/events/lock.h:50) 
[ 45.955788][ T712] ? __pfx_console_emit_next_record (kernel/printk/printk.c:3066) 
[ 45.955794][ T712] console_flush_all (kernel/printk/printk.c:3211) 
[ 45.955799][ T712] ? __pfx_console_flush_all (kernel/printk/printk.c:3172) 
[ 45.955804][ T712] console_unlock (kernel/printk/printk.c:3270 kernel/printk/printk.c:3309) 
[ 45.955807][ T712] ? __pfx_console_unlock (kernel/printk/printk.c:3304) 
[ 45.955810][ T712] ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5853) 
[ 45.955812][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955816][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955819][ T712] ? __down_trylock_console_sem (kernel/printk/printk.c:332) 
[ 45.955821][ T712] ? vprintk_emit.part.0 (kernel/printk/printk.c:2431) 
[ 45.955825][ T712] vprintk_emit.part.0 (kernel/printk/printk.c:2432) 
[ 45.955829][ T712] ? __pfx_vprintk_emit.part.0 (kernel/printk/printk.c:2378) 
[ 45.955833][ T712] ? 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) 
[ 45.955836][ T712] devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.955840][ T712] ? __pfx_devkmsg_emit.constprop.0 (kernel/printk/printk.c:749) 
[ 45.955844][ T712] ? __kasan_kmalloc (mm/kasan/common.c:398) 
[ 45.955846][ T712] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 45.955849][ T712] ? __kmalloc_noprof (mm/slub.c:4307) 
[ 45.955851][ T712] ? ___ratelimit (lib/ratelimit.c:75) 
[ 45.955855][ T712] devkmsg_write (kernel/printk/printk.c:819) 
[ 45.955858][ T712] ? usage_skip (kernel/locking/lockdep.c:2286) 
[ 45.955860][ T712] ? __pfx_devkmsg_write (kernel/printk/printk.c:762) 
[ 45.955866][ T712] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 45.955870][ T712] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 45.955873][ T712] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 45.955875][ T712] ? 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) 
[ 45.955880][ T712] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 45.955883][ T712] ksys_write (fs/read_write.c:731) 
[ 45.955886][ T712] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 45.955889][ T712] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 45.955894][ T712] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 45.955897][ T712] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.955900][  T712] RIP: 0033:0x7fed2f449b77
[ 45.955902][ T712] 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
[   45.955904][  T712] RSP: 002b:00007ffdb7890a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   45.955906][  T712] RAX: ffffffffffffffda RBX: 0000000000000021 RCX: 00007fed2f449b77
[   45.955907][  T712] RDX: 0000000000000021 RSI: 0000563ef620a2f0 RDI: 0000000000000001
[   45.955909][  T712] RBP: 0000563ef620a2f0 R08: 0000000000000020 R09: 0000000000000077
[   45.955910][  T712] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000021


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
mark_lock_irq:mark_lock:mark_held_locks:lockdep_hardirqs_on_prepare:trace_hardirqs_on