======================================
| # 77.60 [+0.00] [ 1418.408282] veth1: left promiscuous mode
| # 77.60 [+0.00] [ 1418.408778] br1: port 1(veth1) entered disabled state
| # 77.60 [+0.00] [ 1449.628369] tc (11919) used greatest stack depth: 23624 bytes left
| # 77.60 [+0.00] [ 1464.308828] irq 51: nobody cared (try booting with the "irqpoll" option)
# 77.60 [+0.00] [ 1464.309452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 77.60 [+0.00] [ 1464.309455] Call Trace:
# 77.61 [+0.00] [ 1464.309457]  <IRQ>
# 77.61 [+0.00] [ 1464.309459] dump_stack_lvl (lib/dump_stack.c:123) 
# 77.61 [+0.00] [ 1464.309473] __report_bad_irq (kernel/irq/spurious.c:214) 
# 77.61 [+0.00] [ 1464.309483] note_interrupt (kernel/irq/spurious.c:423) 
# 77.61 [+0.00] [ 1464.309492] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 77.61 [+0.00] [ 1464.309498] handle_edge_irq (kernel/irq/chip.c:833) 
# 77.61 [+0.00] [ 1464.309507] __common_interrupt (./include/linux/irqdesc.h:173 arch/x86/kernel/irq.c:254 arch/x86/kernel/irq.c:266 arch/x86/kernel/irq.c:292) 
# 77.61 [+0.00] [ 1464.309515] common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
# 77.61 [+0.00] [ 1464.309522]  </IRQ>
# 77.61 [+0.00] [ 1464.309523]  <TASK>
# 77.61 [+0.00] [ 1464.309527] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 77.61 [+0.00] [ 1464.309532] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 77.62 [+0.00] [ 1464.309538] Code: 74 24 10 e8 21 84 7f fd 48 89 ef e8 99 d6 7f fd 81 e3 00 02 00 00 75 29 9c 58 f6 c4 02 75 35 48 85 db 74 01 fb bf 01 00 00 00 <e8> ba de 73 fd 65 8b 05 63 e8 95 02 85 c0 74 0e 5b 5d e9 c8 34 00
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	21 84 7f fd 48 89 ef 	and    %eax,-0x1076b703(%rdi,%rdi,2)
   b:	e8 99 d6 7f fd       	call   0xfffffffffd7fd6a9
  10:	81 e3 00 02 00 00    	and    $0x200,%ebx
  16:	75 29                	jne    0x41
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 35                	jne    0x54
  1f:	48 85 db             	test   %rbx,%rbx
  22:	74 01                	je     0x25
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 ba de 73 fd       	call   0xfffffffffd73dee9		<-- trapping instruction
  2f:	65 8b 05 63 e8 95 02 	mov    %gs:0x295e863(%rip),%eax        # 0x295e899
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	e9                   	.byte 0xe9
  3d:	c8                   	.byte 0xc8
  3e:	34 00                	xor    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	e8 ba de 73 fd       	call   0xfffffffffd73debf
   5:	65 8b 05 63 e8 95 02 	mov    %gs:0x295e863(%rip),%eax        # 0x295e86f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	e9                   	.byte 0xe9
  13:	c8                   	.byte 0xc8
  14:	34 00                	xor    $0x0,%al
# 77.62 [+0.00] [ 1464.309541] RSP: 0018:ffffc90001427aa0 EFLAGS: 00000206
# 77.62 [+0.00] [ 1464.309545] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000040
# 77.62 [+0.00] [ 1464.309547] RDX: 0000000000000000 RSI: ffffffffa689aa3d RDI: 0000000000000001
# 77.63 [+0.00] [ 1464.309548] RBP: ffffffffa9797d80 R08: 0000000000000001 R09: 0000000000000001
# 77.63 [+0.00] [ 1464.309550] R10: ffffffffa77f2497 R11: ffff888005ba0970 R12: 00000000ffffffff
# 77.63 [+0.00] [ 1464.309553] R13: 0000000000000001 R14: ffffffffa9797e88 R15: 00000000ffffffff
# 77.63 [+0.00] [ 1464.309569] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
# 77.63 [+0.00] [ 1464.309581] process_output_block (drivers/tty/n_tty.c:561) 
# 77.63 [+0.00] [ 1464.309589] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 77.63 [+0.00] [ 1464.309596] n_tty_write (drivers/tty/n_tty.c:2378) 
# 77.63 [+0.00] [ 1464.309607] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2348) 
# 77.64 [+0.00] [ 1464.309613] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
# 77.64 [+0.00] [ 1464.309619] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
# 77.64 [+0.00] [ 1464.309623] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 77.64 [+0.00] [ 1464.309633] iterate_tty_write (drivers/tty/tty_io.c:1015) 
# 77.64 [+0.00] [ 1464.309639] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 77.64 [+0.00] [ 1464.309648] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
# 77.64 [+0.00] [ 1464.309655] vfs_write (fs/read_write.c:591 fs/read_write.c:684) 
# 77.64 [+0.00] [ 1464.309663] ? find_held_lock (kernel/locking/lockdep.c:5348) 
# 77.64 [+0.00] [ 1464.309667] ? __pfx_vfs_write (fs/read_write.c:665) 
# 77.64 [+0.00] [ 1464.309675] ? clockevents_program_event (kernel/time/clockevents.c:326) 
# 77.65 [+0.00] [ 1464.309688] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3)) 
# 77.65 [+0.00] [ 1464.309696] ksys_write (fs/read_write.c:736) 
# 77.65 [+0.00] [ 1464.309701] ? __pfx_ksys_write (fs/read_write.c:726) 
# 77.65 [+0.00] [ 1464.309714] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
# 77.65 [+0.00] [ 1464.309720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 77.65 [+0.00] [ 1464.309723] RIP: 0033:0x7fa2f5c9db77
# 77.65 [+0.00] [ 1464.309728] 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
# 77.66 [+0.00] [ 1464.309730] RSP: 002b:00007ffdd240b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 77.66 [+0.00] [ 1464.309733] RAX: ffffffffffffffda RBX: 0000556d77b823f0 RCX: 00007fa2f5c9db77
# 77.66 [+0.00] [ 1464.309735] RDX: 0000000000000001 RSI: 0000556d77b823f0 RDI: 0000000000000001
# 77.66 [+0.00] [ 1464.309737] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 77.66 [+0.00] [ 1464.309738] R10: 0000000000000001 R11: 0000000000000246 R12: 0000556d77b6d5e0
# 77.66 [+0.00] [ 1464.309740] R13: 0000556d77b4e2a0 R14: 0000000000000001 R15: 0000556d77b6d5e0
| xx__-> echo $?
| 0
| xx__-> [ 1449.628369][T11919] tc (11919) used greatest stack depth: 23624 bytes left
| [ 1464.308828][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1464.309452][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1464.309455][    C0] Call Trace:
[ 1464.309457][    C0]  <IRQ>
[ 1464.309459][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1464.309473][ C0] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 1464.309483][ C0] note_interrupt (kernel/irq/spurious.c:423) 
[ 1464.309492][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1464.309498][ C0] handle_edge_irq (kernel/irq/chip.c:833) 
[ 1464.309507][ C0] __common_interrupt (./include/linux/irqdesc.h:173 arch/x86/kernel/irq.c:254 arch/x86/kernel/irq.c:266 arch/x86/kernel/irq.c:292) 
[ 1464.309515][ C0] common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
[ 1464.309522][    C0]  </IRQ>
[ 1464.309523][    C0]  <TASK>
[ 1464.309527][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 1464.309532][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1464.309538][ C0] Code: 74 24 10 e8 21 84 7f fd 48 89 ef e8 99 d6 7f fd 81 e3 00 02 00 00 75 29 9c 58 f6 c4 02 75 35 48 85 db 74 01 fb bf 01 00 00 00 <e8> ba de 73 fd 65 8b 05 63 e8 95 02 85 c0 74 0e 5b 5d e9 c8 34 00
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	21 84 7f fd 48 89 ef 	and    %eax,-0x1076b703(%rdi,%rdi,2)
   b:	e8 99 d6 7f fd       	call   0xfffffffffd7fd6a9
  10:	81 e3 00 02 00 00    	and    $0x200,%ebx
  16:	75 29                	jne    0x41
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 35                	jne    0x54
  1f:	48 85 db             	test   %rbx,%rbx
  22:	74 01                	je     0x25
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 ba de 73 fd       	call   0xfffffffffd73dee9		<-- trapping instruction
  2f:	65 8b 05 63 e8 95 02 	mov    %gs:0x295e863(%rip),%eax        # 0x295e899
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	e9                   	.byte 0xe9
  3d:	c8                   	.byte 0xc8
  3e:	34 00                	xor    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	e8 ba de 73 fd       	call   0xfffffffffd73debf
   5:	65 8b 05 63 e8 95 02 	mov    %gs:0x295e863(%rip),%eax        # 0x295e86f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	e9                   	.byte 0xe9
  13:	c8                   	.byte 0xc8
  14:	34 00                	xor    $0x0,%al
[ 1464.309541][    C0] RSP: 0018:ffffc90001427aa0 EFLAGS: 00000206
[ 1464.309545][    C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000040
[ 1464.309547][    C0] RDX: 0000000000000000 RSI: ffffffffa689aa3d RDI: 0000000000000001
[ 1464.309548][    C0] RBP: ffffffffa9797d80 R08: 0000000000000001 R09: 0000000000000001
[ 1464.309550][    C0] R10: ffffffffa77f2497 R11: ffff888005ba0970 R12: 00000000ffffffff
[ 1464.309553][    C0] R13: 0000000000000001 R14: ffffffffa9797e88 R15: 00000000ffffffff
[ 1464.309569][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
[ 1464.309581][ C0] process_output_block (drivers/tty/n_tty.c:561) 
[ 1464.309589][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1464.309596][ C0] n_tty_write (drivers/tty/n_tty.c:2378) 
[ 1464.309607][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2348) 
[ 1464.309613][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 1464.309619][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
[ 1464.309623][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 1464.309633][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015) 
[ 1464.309639][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 1464.309648][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
[ 1464.309655][ C0] vfs_write (fs/read_write.c:591 fs/read_write.c:684) 
[ 1464.309663][ C0] ? find_held_lock (kernel/locking/lockdep.c:5348) 
[ 1464.309667][ C0] ? __pfx_vfs_write (fs/read_write.c:665) 
[ 1464.309675][ C0] ? clockevents_program_event (kernel/time/clockevents.c:326) 
[ 1464.309688][ C0] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3)) 
[ 1464.309696][ C0] ksys_write (fs/read_write.c:736) 
[ 1464.309701][ C0] ? __pfx_ksys_write (fs/read_write.c:726) 
[ 1464.309714][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1464.309720][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1464.309723][    C0] RIP: 0033:0x7fa2f5c9db77
[ 1464.309728][ 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
[ 1464.309730][    C0] RSP: 002b:00007ffdd240b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1464.309733][    C0] RAX: ffffffffffffffda RBX: 0000556d77b823f0 RCX: 00007fa2f5c9db77
[ 1464.309735][    C0] RDX: 0000000000000001 RSI: 0000556d77b823f0 RDI: 0000000000000001
[ 1464.309737][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1464.309738][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 0000556d77b6d5e0


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