======================================
| # 91.19 [+0.00] [  813.014253] veth1: left allmulticast mode
| # 91.19 [+0.00] [  813.014479] veth1: left promiscuous mode
| # 91.19 [+0.00] [  813.014837] br1: port 1(veth1) entered disabled state
| # 91.19 [+0.00] [  871.051307] irq 51: nobody cared (try booting with the "irqpoll" option)
# 91.20 [+0.00] [  871.052014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 91.20 [+0.00] [  871.052253] Call Trace:
# 91.20 [+0.00] [  871.052402]  <IRQ>
# 91.20 [+0.00] [  871.052513] dump_stack_lvl (lib/dump_stack.c:123) 
# 91.20 [+0.00] [  871.052761] __report_bad_irq (kernel/irq/spurious.c:214) 
# 91.21 [+0.00] [  871.052951] note_interrupt (kernel/irq/spurious.c:423) 
# 91.21 [+0.00] [  871.053173] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 91.21 [+0.00] [  871.053363] handle_edge_irq (kernel/irq/chip.c:833) 
# 91.21 [+0.00] [  871.053555] __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) 
# 91.21 [+0.00] [  871.053747] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
# 91.21 [+0.00] [  871.053936]  </IRQ>
# 91.21 [+0.00] [  871.054038]  <TASK>
# 91.21 [+0.00] [  871.054133] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 91.21 [+0.00] [  871.054320] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 91.22 [+0.00] [ 871.054564] Code: 10 e8 31 bf 85 fd 48 89 ef e8 99 31 86 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 08 39 56 <74> 0e 5b 5d c3 cc cc cc cc e8 ff 17 ab fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	31 bf 85 fd 48 89    	xor    %edi,-0x76b7027b(%rdi)
   8:	ef                   	out    %eax,(%dx)
   9:	e8 99 31 86 fd       	call   0xfffffffffd8631a7
   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 08 39 56 	decl   %gs:0x56390875(%rip)        # 0x5639089f
  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 ff 17 ab fd       	call   0xfffffffffdab1837
  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 ff 17 ab fd       	call   0xfffffffffdab180d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
# 91.23 [+0.01] [  871.055216] RSP: 0018:ffffc900017f7aa0 EFLAGS: 00000286
# 91.23 [+0.00] [  871.055455] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff5a016b1
# 91.23 [+0.00] [  871.055732] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa9cabe61
# 91.23 [+0.00] [  871.056014] RBP: ffffffffad8d24a0 R08: 0000000000000001 R09: fffffbfff59fcdcf
# 91.23 [+0.00] [  871.056289] R10: ffffffffacfe6e7f R11: ffff888017ab2300 R12: 00000000ffffffff
# 91.24 [+0.00] [  871.056565] R13: 0000000000000001 R14: ffffffffad8d25a8 R15: 00000000ffffffff
# 91.24 [+0.00] [  871.056851] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 91.24 [+0.00] [  871.057097] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
# 91.24 [+0.00] [  871.057256] process_output_block (drivers/tty/n_tty.c:574) 
# 91.24 [+0.00] [  871.057441] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
# 91.24 [+0.00] [  871.057676] n_tty_write (drivers/tty/n_tty.c:2390) 
# 91.24 [+0.00] [  871.057868] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
# 91.25 [+0.00] [  871.058053] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
# 91.25 [+0.00] [  871.058240] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
# 91.25 [+0.00] [  871.058425] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 91.25 [+0.00] [  871.058610] ? lock_acquire (kernel/locking/lockdep.c:5798) 
# 91.25 [+0.00] [  871.058804] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 91.25 [+0.00] [  871.058992] iterate_tty_write (drivers/tty/tty_io.c:1015) 
# 91.25 [+0.00] [  871.059180] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 91.26 [+0.00] [  871.059367] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
# 91.26 [+0.00] [  871.059565] vfs_write (fs/read_write.c:590 fs/read_write.c:683) 
# 91.26 [+0.00] [  871.059718] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
# 91.26 [+0.00] [  871.059922] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
# 91.26 [+0.00] [  871.060110] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
# 91.26 [+0.00] [  871.060296] ? lock_acquire (kernel/locking/lockdep.c:5798) 
# 91.26 [+0.00] [  871.060489] ? __pfx_vfs_write (fs/read_write.c:664) 
# 91.26 [+0.00] [  871.060680] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52)) 
# 91.27 [+0.00] [  871.060870] ? __rseq_handle_notify_resume (kernel/rseq.c:333) 
# 91.27 [+0.00] [  871.061105] ksys_write (fs/read_write.c:736) 
# 91.27 [+0.00] [  871.061248] ? __pfx_ksys_write (fs/read_write.c:726) 
# 91.27 [+0.00] [  871.061466] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
# 91.27 [+0.00] [  871.061651] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 91.27 [+0.00] [  871.061880] RIP: 0033:0x7fec381e3957
# 91.27 [+0.00] [ 871.062083] 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
# 91.28 [+0.01] [  871.062715] RSP: 002b:00007ffe7164fb48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 91.28 [+0.00] [  871.062999] RAX: ffffffffffffffda RBX: 0000556f77f182b0 RCX: 00007fec381e3957
# 91.28 [+0.00] [  871.063266] RDX: 0000000000000001 RSI: 0000556f77f182b0 RDI: 0000000000000001
# 91.29 [+0.00] [  871.063547] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 91.29 [+0.00] [  871.063823] R10: 0000000000000001 R11: 0000000000000246 R12: 0000556f77f035e0
# 91.29 [+0.00] [  871.064098] R13: 0000556f77ee42a0 R14: 0000000000000001 R15: 0000556f77f035e0
| make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> [  871.051307][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  871.052014][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  871.052253][    C0] Call Trace:
[  871.052402][    C0]  <IRQ>
[ 871.052513][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 871.052761][ C0] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 871.052951][ C0] note_interrupt (kernel/irq/spurious.c:423) 
[ 871.053173][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 871.053363][ C0] handle_edge_irq (kernel/irq/chip.c:833) 
[ 871.053555][ 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) 
[ 871.053747][ C0] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
[  871.053936][    C0]  </IRQ>
[  871.054038][    C0]  <TASK>
[ 871.054133][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 871.054320][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 871.054564][ C0] Code: 10 e8 31 bf 85 fd 48 89 ef e8 99 31 86 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 08 39 56 <74> 0e 5b 5d c3 cc cc cc cc e8 ff 17 ab fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	31 bf 85 fd 48 89    	xor    %edi,-0x76b7027b(%rdi)
   8:	ef                   	out    %eax,(%dx)
   9:	e8 99 31 86 fd       	call   0xfffffffffd8631a7
   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 08 39 56 	decl   %gs:0x56390875(%rip)        # 0x5639089f
  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 ff 17 ab fd       	call   0xfffffffffdab1837
  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 ff 17 ab fd       	call   0xfffffffffdab180d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[  871.055216][    C0] RSP: 0018:ffffc900017f7aa0 EFLAGS: 00000286
[  871.055455][    C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff5a016b1
[  871.055732][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa9cabe61
[  871.056014][    C0] RBP: ffffffffad8d24a0 R08: 0000000000000001 R09: fffffbfff59fcdcf
[  871.056289][    C0] R10: ffffffffacfe6e7f R11: ffff888017ab2300 R12: 00000000ffffffff
[  871.056565][    C0] R13: 0000000000000001 R14: ffffffffad8d25a8 R15: 00000000ffffffff
[ 871.056851][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 871.057097][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
[ 871.057256][ C0] process_output_block (drivers/tty/n_tty.c:574) 
[ 871.057441][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 871.057676][ C0] n_tty_write (drivers/tty/n_tty.c:2390) 
[ 871.057868][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
[ 871.058053][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 871.058240][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 871.058425][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 871.058610][ C0] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 871.058804][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 871.058992][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015) 
[ 871.059180][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 871.059367][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
[ 871.059565][ C0] vfs_write (fs/read_write.c:590 fs/read_write.c:683) 
[ 871.059718][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 871.059922][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 871.060110][ C0] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 871.060296][ C0] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 871.060489][ C0] ? __pfx_vfs_write (fs/read_write.c:664) 
[ 871.060680][ C0] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52)) 
[ 871.060870][ C0] ? __rseq_handle_notify_resume (kernel/rseq.c:333) 
[ 871.061105][ C0] ksys_write (fs/read_write.c:736) 
[ 871.061248][ C0] ? __pfx_ksys_write (fs/read_write.c:726) 
[ 871.061466][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 871.061651][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  871.061880][    C0] RIP: 0033:0x7fec381e3957
[ 871.062083][ 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
[  871.062715][    C0] RSP: 002b:00007ffe7164fb48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  871.062999][    C0] RAX: ffffffffffffffda RBX: 0000556f77f182b0 RCX: 00007fec381e3957
[  871.063266][    C0] RDX: 0000000000000001 RSI: 0000556f77f182b0 RDI: 0000000000000001
[  871.063547][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  871.063823][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 0000556f77f035e0


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