======================================
| # 76.56 [+0.00] [ 1222.977833] veth1: left allmulticast mode
| # 76.56 [+0.00] [ 1222.978467] veth1: left promiscuous mode
| # 76.56 [+0.00] [ 1222.979253] br1: port 1(veth1) entered disabled state
| # 76.56 [+0.00] [ 1264.322330] irq 51: nobody cared (try booting with the "irqpoll" option)
# 76.56 [+0.00] [ 1264.322875] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 76.57 [+0.00] [ 1264.322877] Call Trace:
# 76.57 [+0.00] [ 1264.322879]  <IRQ>
# 76.57 [+0.00] [ 1264.322882] dump_stack_lvl (lib/dump_stack.c:123) 
# 76.57 [+0.00] [ 1264.322893] __report_bad_irq (kernel/irq/spurious.c:214) 
# 76.57 [+0.00] [ 1264.322902] note_interrupt (kernel/irq/spurious.c:423) 
# 76.57 [+0.00] [ 1264.322910] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 76.57 [+0.00] [ 1264.322916] handle_edge_irq (kernel/irq/chip.c:833) 
# 76.57 [+0.00] [ 1264.322925] __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) 
# 76.57 [+0.00] [ 1264.322932] common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
# 76.57 [+0.00] [ 1264.322937]  </IRQ>
# 76.57 [+0.00] [ 1264.322938]  <TASK>
# 76.57 [+0.00] [ 1264.322942] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 76.58 [+0.00] [ 1264.322945] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 76.58 [+0.00] [ 1264.322952] Code: 74 24 10 e8 91 ee 7f fd 48 89 ef e8 09 41 80 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> 2a 49 74 fd 65 8b 05 83 18 96 02 85 c0 74 0e 5b 5d c3 cc cc cc
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	91                   	xchg   %eax,%ecx
   5:	ee                   	out    %al,(%dx)
   6:	7f fd                	jg     0x5
   8:	48 89 ef             	mov    %rbp,%rdi
   b:	e8 09 41 80 fd       	call   0xfffffffffd804119
  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 2a 49 74 fd       	call   0xfffffffffd744959		<-- trapping instruction
  2f:	65 8b 05 83 18 96 02 	mov    %gs:0x2961883(%rip),%eax        # 0x29618b9
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	c3                   	ret
  3d:	cc                   	int3
  3e:	cc                   	int3
  3f:	cc                   	int3

Code starting with the faulting instruction
===========================================
   0:	e8 2a 49 74 fd       	call   0xfffffffffd74492f
   5:	65 8b 05 83 18 96 02 	mov    %gs:0x2961883(%rip),%eax        # 0x296188f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	c3                   	ret
  13:	cc                   	int3
  14:	cc                   	int3
  15:	cc                   	int3
# 76.58 [+0.00] [ 1264.322954] RSP: 0018:ffffc90002c77aa0 EFLAGS: 00000206
# 76.58 [+0.00] [ 1264.322958] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000040
# 76.58 [+0.00] [ 1264.322960] RDX: 0000000000000000 RSI: ffffffff8e498b28 RDI: 0000000000000001
# 76.59 [+0.00] [ 1264.322962] RBP: ffffffff91393d20 R08: 0000000000000001 R09: 0000000000000001
# 76.59 [+0.00] [ 1264.322964] R10: ffffffff8f3efb97 R11: ffff8880061d0970 R12: 00000000ffffffff
# 76.59 [+0.00] [ 1264.322966] R13: 0000000000000001 R14: ffffffff91393e28 R15: 00000000ffffffff
# 76.59 [+0.00] [ 1264.322981] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
# 76.59 [+0.00] [ 1264.322993] process_output_block (drivers/tty/n_tty.c:561) 
# 76.59 [+0.00] [ 1264.322999] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 76.59 [+0.00] [ 1264.323007] n_tty_write (drivers/tty/n_tty.c:2378) 
# 76.59 [+0.00] [ 1264.323017] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2348) 
# 76.60 [+0.00] [ 1264.323023] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
# 76.60 [+0.00] [ 1264.323028] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
# 76.60 [+0.00] [ 1264.323031] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 76.60 [+0.00] [ 1264.323042] iterate_tty_write (drivers/tty/tty_io.c:1015) 
# 76.60 [+0.00] [ 1264.323049] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 76.60 [+0.00] [ 1264.323056] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
# 76.60 [+0.00] [ 1264.323064] vfs_write (fs/read_write.c:591 fs/read_write.c:684) 
# 76.60 [+0.00] [ 1264.323071] ? find_held_lock (kernel/locking/lockdep.c:5348) 
# 76.60 [+0.00] [ 1264.323077] ? __pfx_vfs_write (fs/read_write.c:665) 
# 76.60 [+0.00] [ 1264.323085] ? clockevents_program_event (kernel/time/clockevents.c:326) 
# 76.61 [+0.00] [ 1264.323096] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3)) 
# 76.61 [+0.00] [ 1264.323103] ksys_write (fs/read_write.c:736) 
# 76.61 [+0.00] [ 1264.323108] ? __pfx_ksys_write (fs/read_write.c:726) 
# 76.61 [+0.00] [ 1264.323120] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
# 76.61 [+0.00] [ 1264.323125] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 76.61 [+0.00] [ 1264.323128] RIP: 0033:0x7f30e07e1b77
# 76.61 [+0.00] [ 1264.323132] 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
# 76.62 [+0.01] [ 1264.323135] RSP: 002b:00007ffe13a52978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 76.63 [+0.01] [ 1264.323138] RAX: ffffffffffffffda RBX: 000055994477a3f0 RCX: 00007f30e07e1b77
# 76.63 [+0.00] [ 1264.323139] RDX: 0000000000000001 RSI: 000055994477a3f0 RDI: 0000000000000001
# 76.63 [+0.00] [ 1264.323141] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 76.63 [+0.00] [ 1264.323143] R10: 0000000000000001 R11: 0000000000000246 R12: 00005599447655e0
# 76.63 [+0.00] [ 1264.323144] R13: 00005599447462a0 R14: 0000000000000001 R15: 00005599447655e0
| make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> [ 1264.322330][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1264.322875][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1264.322877][    C0] Call Trace:
[ 1264.322879][    C0]  <IRQ>
[ 1264.322882][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1264.322893][ C0] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 1264.322902][ C0] note_interrupt (kernel/irq/spurious.c:423) 
[ 1264.322910][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1264.322916][ C0] handle_edge_irq (kernel/irq/chip.c:833) 
[ 1264.322925][ 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) 
[ 1264.322932][ C0] common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
[ 1264.322937][    C0]  </IRQ>
[ 1264.322938][    C0]  <TASK>
[ 1264.322942][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 1264.322945][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1264.322952][ C0] Code: 74 24 10 e8 91 ee 7f fd 48 89 ef e8 09 41 80 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> 2a 49 74 fd 65 8b 05 83 18 96 02 85 c0 74 0e 5b 5d c3 cc cc cc
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	91                   	xchg   %eax,%ecx
   5:	ee                   	out    %al,(%dx)
   6:	7f fd                	jg     0x5
   8:	48 89 ef             	mov    %rbp,%rdi
   b:	e8 09 41 80 fd       	call   0xfffffffffd804119
  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 2a 49 74 fd       	call   0xfffffffffd744959		<-- trapping instruction
  2f:	65 8b 05 83 18 96 02 	mov    %gs:0x2961883(%rip),%eax        # 0x29618b9
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	c3                   	ret
  3d:	cc                   	int3
  3e:	cc                   	int3
  3f:	cc                   	int3

Code starting with the faulting instruction
===========================================
   0:	e8 2a 49 74 fd       	call   0xfffffffffd74492f
   5:	65 8b 05 83 18 96 02 	mov    %gs:0x2961883(%rip),%eax        # 0x296188f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	c3                   	ret
  13:	cc                   	int3
  14:	cc                   	int3
  15:	cc                   	int3
[ 1264.322954][    C0] RSP: 0018:ffffc90002c77aa0 EFLAGS: 00000206
[ 1264.322958][    C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000040
[ 1264.322960][    C0] RDX: 0000000000000000 RSI: ffffffff8e498b28 RDI: 0000000000000001
[ 1264.322962][    C0] RBP: ffffffff91393d20 R08: 0000000000000001 R09: 0000000000000001
[ 1264.322964][    C0] R10: ffffffff8f3efb97 R11: ffff8880061d0970 R12: 00000000ffffffff
[ 1264.322966][    C0] R13: 0000000000000001 R14: ffffffff91393e28 R15: 00000000ffffffff
[ 1264.322981][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
[ 1264.322993][ C0] process_output_block (drivers/tty/n_tty.c:561) 
[ 1264.322999][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1264.323007][ C0] n_tty_write (drivers/tty/n_tty.c:2378) 
[ 1264.323017][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2348) 
[ 1264.323023][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 1264.323028][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
[ 1264.323031][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 1264.323042][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015) 
[ 1264.323049][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 1264.323056][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
[ 1264.323064][ C0] vfs_write (fs/read_write.c:591 fs/read_write.c:684) 
[ 1264.323071][ C0] ? find_held_lock (kernel/locking/lockdep.c:5348) 
[ 1264.323077][ C0] ? __pfx_vfs_write (fs/read_write.c:665) 
[ 1264.323085][ C0] ? clockevents_program_event (kernel/time/clockevents.c:326) 
[ 1264.323096][ C0] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3)) 
[ 1264.323103][ C0] ksys_write (fs/read_write.c:736) 
[ 1264.323108][ C0] ? __pfx_ksys_write (fs/read_write.c:726) 
[ 1264.323120][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1264.323125][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1264.323128][    C0] RIP: 0033:0x7f30e07e1b77
[ 1264.323132][ 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
[ 1264.323135][    C0] RSP: 002b:00007ffe13a52978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1264.323138][    C0] RAX: ffffffffffffffda RBX: 000055994477a3f0 RCX: 00007f30e07e1b77
[ 1264.323139][    C0] RDX: 0000000000000001 RSI: 000055994477a3f0 RDI: 0000000000000001
[ 1264.323141][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1264.323143][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 00005599447655e0


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