======================================
| # 91.39 [+0.00] [  129.138303] br1: port 1(veth1) entered disabled state
| # 91.40 [+0.00] [  129.315834] ip (1709) used greatest stack depth: 23408 bytes left
| # 91.40 [+0.00] [  148.029458] Mirror/redirect action on
| # 91.40 [+0.00] [  166.490878] irq 51: nobody cared (try booting with the "irqpoll" option)
# 91.40 [+0.00] [  166.491690] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 91.40 [+0.00] [  166.491938] Call Trace:
# 91.40 [+0.00] [  166.492085]  <IRQ>
# 91.41 [+0.00] [  166.492206] dump_stack_lvl (lib/dump_stack.c:123)
# 91.41 [+0.00] [  166.492429] __report_bad_irq (kernel/irq/spurious.c:214)
# 91.41 [+0.00] [  166.492631] note_interrupt (kernel/irq/spurious.c:423)
# 91.41 [+0.00] [  166.492829] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210)
# 91.41 [+0.00] [  166.493034] handle_edge_irq (kernel/irq/chip.c:833)
# 91.41 [+0.00] [  166.493236] __common_interrupt (./include/linux/irqdesc.h:173 arch/x86/kernel/irq.c:247 arch/x86/kernel/irq.c:259 arch/x86/kernel/irq.c:285)
# 91.41 [+0.00] [  166.493426] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14))
# 91.41 [+0.00] [  166.493620]  </IRQ>
# 91.41 [+0.00] [  166.493729]  <TASK>
# 91.41 [+0.00] [  166.493825] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693)
# 91.42 [+0.00] [  166.494015] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
# 91.42 [+0.00] [ 166.494257] Code: 10 e8 11 eb 8b fd 48 89 ef e8 d9 5f 8c fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 75 d4 73 6b <74> 0e 5b 5d c3 cc cc cc cc e8 bf a8 b1 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	11 eb                	adc    %ebp,%ebx
   4:	8b fd                	mov    %ebp,%edi
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 d9 5f 8c fd       	call   0xfffffffffd8c5fe7
   e:	81 e3 00 02 00 00    	and    $0x200,%ebx
  14:	75 1d                	jne    0x33
  16:	9c                   	pushf
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	75 29                	jne    0x46
  1d:	48 85 db             	test   %rbx,%rbx
  20:	74 01                	je     0x23
  22:	fb                   	sti
  23:	65 ff 0d 75 d4 73 6b 	decl   %gs:0x6b73d475(%rip)        # 0x6b73d49f
  2a:*	74 0e                	je     0x3a		<-- trapping instruction
  2c:	5b                   	pop    %rbx
  2d:	5d                   	pop    %rbp
  2e:	c3                   	ret
  2f:	cc                   	int3
  30:	cc                   	int3
  31:	cc                   	int3
  32:	cc                   	int3
  33:	e8 bf a8 b1 fd       	call   0xfffffffffdb1a8f7
  38:	eb dc                	jmp    0x16
  3a:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	74 0e                	je     0x10
   2:	5b                   	pop    %rbx
   3:	5d                   	pop    %rbp
   4:	c3                   	ret
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	cc                   	int3
   9:	e8 bf a8 b1 fd       	call   0xfffffffffdb1a8cd
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
# 91.42 [+0.00] [  166.494904] RSP: 0018:ffffc90002d57aa0 EFLAGS: 00000286
# 91.42 [+0.00] [  166.495152] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff2f84980
# 91.42 [+0.00] [  166.495435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff948ff0a1
# 91.43 [+0.00] [  166.495716] RBP: ffffffff984eb800 R08: 0000000000000001 R09: fffffbfff2f7ffef
# 91.43 [+0.00] [  166.495998] R10: ffffffff97bfff7f R11: ffff88800b10a300 R12: 00000000ffffffff
# 91.43 [+0.00] [  166.496291] R13: 0000000000000001 R14: ffffffff984eb908 R15: 00000000ffffffff
# 91.43 [+0.00] [  166.496586] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
# 91.43 [+0.00] [  166.496834] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636)
# 91.43 [+0.00] [  166.496986] process_output_block (drivers/tty/n_tty.c:574)
# 91.44 [+0.00] [  166.497174] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
# 91.44 [+0.00] [  166.497406] n_tty_write (drivers/tty/n_tty.c:2390)
# 91.44 [+0.00] [  166.497609] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360)
# 91.44 [+0.00] [  166.497793] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
# 91.44 [+0.00] [  166.497977] ? __pfx_woken_wake_function (kernel/sched/wait.c:439)
# 91.44 [+0.00] [  166.498166] ? lock_acquire (kernel/locking/lockdep.c:5822)
# 91.44 [+0.00] [  166.498353] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967)
# 91.44 [+0.00] [  166.498550] iterate_tty_write (drivers/tty/tty_io.c:1015)
# 91.45 [+0.00] [  166.498738] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
# 91.45 [+0.00] [  166.498927] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090)
# 91.45 [+0.00] [  166.499142] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
# 91.45 [+0.00] [  166.499287] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
# 91.45 [+0.00] [  166.499476] ? __pfx_vfs_write (fs/read_write.c:660)
# 91.45 [+0.00] [  166.499666] ? clockevents_program_event (kernel/time/clockevents.c:326)
# 91.45 [+0.00] [  166.499867] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3))
# 91.45 [+0.00] [  166.500103] ksys_write (fs/read_write.c:731)
# 91.45 [+0.00] [  166.500247] ? __pfx_ksys_write (fs/read_write.c:721)
# 91.46 [+0.00] [  166.500448] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
# 91.46 [+0.00] [  166.500643] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
# 91.46 [+0.00] [  166.500874] RIP: 0033:0x7f49521cfb77
# 91.46 [+0.00] [ 166.501067] 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
# 91.46 [+0.01] [  166.501706] RSP: 002b:00007ffded4e1078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 91.47 [+0.00] [  166.501984] RAX: ffffffffffffffda RBX: 000055bb3896e2b0 RCX: 00007f49521cfb77
# 91.47 [+0.00] [  166.502266] RDX: 0000000000000001 RSI: 000055bb3896e2b0 RDI: 0000000000000001
# 91.47 [+0.00] [  166.502542] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 91.47 [+0.00] [  166.502823] R10: 0000000000000001 R11: 0000000000000246 R12: 000055bb389595e0
# 91.47 [+0.00] [  166.503101] R13: 000055bb3893a2a0 R14: 0000000000000001 R15: 000055bb389595e0
| xx__-> echo $?
| 0
| xx__-> [  148.029458][ T1951] Mirror/redirect action on
| [  166.490878][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  166.491690][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  166.491938][    C0] Call Trace:
[  166.492085][    C0]  <IRQ>
[ 166.492206][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 166.492429][ C0] __report_bad_irq (kernel/irq/spurious.c:214)
[ 166.492631][ C0] note_interrupt (kernel/irq/spurious.c:423)
[ 166.492829][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210)
[ 166.493034][ C0] handle_edge_irq (kernel/irq/chip.c:833)
[ 166.493236][ C0] __common_interrupt (./include/linux/irqdesc.h:173 arch/x86/kernel/irq.c:247 arch/x86/kernel/irq.c:259 arch/x86/kernel/irq.c:285)
[ 166.493426][ C0] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14))
[  166.493620][    C0]  </IRQ>
[  166.493729][    C0]  <TASK>
[ 166.493825][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693)
[ 166.494015][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[ 166.494257][ C0] Code: 10 e8 11 eb 8b fd 48 89 ef e8 d9 5f 8c fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 75 d4 73 6b <74> 0e 5b 5d c3 cc cc cc cc e8 bf a8 b1 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	11 eb                	adc    %ebp,%ebx
   4:	8b fd                	mov    %ebp,%edi
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 d9 5f 8c fd       	call   0xfffffffffd8c5fe7
   e:	81 e3 00 02 00 00    	and    $0x200,%ebx
  14:	75 1d                	jne    0x33
  16:	9c                   	pushf
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	75 29                	jne    0x46
  1d:	48 85 db             	test   %rbx,%rbx
  20:	74 01                	je     0x23
  22:	fb                   	sti
  23:	65 ff 0d 75 d4 73 6b 	decl   %gs:0x6b73d475(%rip)        # 0x6b73d49f
  2a:*	74 0e                	je     0x3a		<-- trapping instruction
  2c:	5b                   	pop    %rbx
  2d:	5d                   	pop    %rbp
  2e:	c3                   	ret
  2f:	cc                   	int3
  30:	cc                   	int3
  31:	cc                   	int3
  32:	cc                   	int3
  33:	e8 bf a8 b1 fd       	call   0xfffffffffdb1a8f7
  38:	eb dc                	jmp    0x16
  3a:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	74 0e                	je     0x10
   2:	5b                   	pop    %rbx
   3:	5d                   	pop    %rbp
   4:	c3                   	ret
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	cc                   	int3
   9:	e8 bf a8 b1 fd       	call   0xfffffffffdb1a8cd
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[  166.494904][    C0] RSP: 0018:ffffc90002d57aa0 EFLAGS: 00000286
[  166.495152][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff2f84980
[  166.495435][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff948ff0a1
[  166.495716][    C0] RBP: ffffffff984eb800 R08: 0000000000000001 R09: fffffbfff2f7ffef
[  166.495998][    C0] R10: ffffffff97bfff7f R11: ffff88800b10a300 R12: 00000000ffffffff
[  166.496291][    C0] R13: 0000000000000001 R14: ffffffff984eb908 R15: 00000000ffffffff
[ 166.496586][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
[ 166.496834][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636)
[ 166.496986][ C0] process_output_block (drivers/tty/n_tty.c:574)
[ 166.497174][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 166.497406][ C0] n_tty_write (drivers/tty/n_tty.c:2390)
[ 166.497609][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360)
[ 166.497793][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 166.497977][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439)
[ 166.498166][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 166.498353][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967)
[ 166.498550][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015)
[ 166.498738][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
[ 166.498927][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090)
[ 166.499142][ C0] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
[ 166.499287][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 166.499476][ C0] ? __pfx_vfs_write (fs/read_write.c:660)
[ 166.499666][ C0] ? clockevents_program_event (kernel/time/clockevents.c:326)
[ 166.499867][ C0] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3))
[ 166.500103][ C0] ksys_write (fs/read_write.c:731)
[ 166.500247][ C0] ? __pfx_ksys_write (fs/read_write.c:721)
[ 166.500448][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 166.500643][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  166.500874][    C0] RIP: 0033:0x7f49521cfb77
[ 166.501067][ C0] 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
[  166.501706][    C0] RSP: 002b:00007ffded4e1078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  166.501984][    C0] RAX: ffffffffffffffda RBX: 000055bb3896e2b0 RCX: 00007f49521cfb77
[  166.502266][    C0] RDX: 0000000000000001 RSI: 000055bb3896e2b0 RDI: 0000000000000001
[  166.502542][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  166.502823][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055bb389595e0


Finger prints:
__report_bad_irq:note_interrupt:handle_irq_event:handle_edge_irq:__common_interrupt