======================================
| # 82.66 [+0.00] [ 1467.631495] veth1: left promiscuous mode
| # 82.66 [+0.00] [ 1467.632473] br0: port 1(veth1) entered disabled state
| # 82.66 [+0.00] [ 1541.623683] Mirror/redirect action on
| # 82.66 [+0.00] [ 1683.756151] irq 51: nobody cared (try booting with the "irqpoll" option)
# 82.66 [+0.00] [ 1683.756808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 82.66 [+0.00] [ 1683.756811] Call Trace:
# 82.66 [+0.00] [ 1683.756814]  <IRQ>
# 82.66 [+0.00] [ 1683.756816] dump_stack_lvl (lib/dump_stack.c:123) 
# 82.67 [+0.00] [ 1683.756829] __report_bad_irq (kernel/irq/spurious.c:170) 
# 82.67 [+0.00] [ 1683.756839] note_interrupt (kernel/irq/spurious.c:372) 
# 82.67 [+0.00] [ 1683.756847] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 82.67 [+0.00] [ 1683.756852] handle_edge_irq (kernel/irq/chip.c:857) 
# 82.67 [+0.00] [ 1683.756862] __common_interrupt (./include/asm-generic/irq_regs.h:28 arch/x86/kernel/irq.c:328) 
# 82.67 [+0.00] [ 1683.756871] common_interrupt (arch/x86/kernel/irq.c:318 (discriminator 14)) 
# 82.67 [+0.00] [ 1683.756877]  </IRQ>
# 82.67 [+0.00] [ 1683.756878]  <TASK>
# 82.67 [+0.00] [ 1683.756882] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 82.67 [+0.00] [ 1683.756887] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 82.68 [+0.00] [ 1683.756895] Code: 74 24 10 e8 01 80 02 fe 48 89 ef e8 29 cf 02 fe 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 <e8> 8a 02 f7 fd 65 8b 05 e3 7f 0a 02 85 c0 74 0a 5b 5d c3 e8 87 82
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	01 80 02 fe 48 89    	add    %eax,-0x76b701fe(%rax)
   a:	ef                   	out    %eax,(%dx)
   b:	e8 29 cf 02 fe       	call   0xfffffffffe02cf39
  10:	81 e3 00 02 00 00    	and    $0x200,%ebx
  16:	75 25                	jne    0x3d
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 2d                	jne    0x4c
  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 8a 02 f7 fd       	call   0xfffffffffdf702b9		<-- trapping instruction
  2f:	65 8b 05 e3 7f 0a 02 	mov    %gs:0x20a7fe3(%rip),%eax        # 0x20a8019
  36:	85 c0                	test   %eax,%eax
  38:	74 0a                	je     0x44
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	c3                   	ret
  3d:	e8                   	.byte 0xe8
  3e:	87                   	.byte 0x87
  3f:	82                   	.byte 0x82

Code starting with the faulting instruction
===========================================
   0:	e8 8a 02 f7 fd       	call   0xfffffffffdf7028f
   5:	65 8b 05 e3 7f 0a 02 	mov    %gs:0x20a7fe3(%rip),%eax        # 0x20a7fef
   c:	85 c0                	test   %eax,%eax
   e:	74 0a                	je     0x1a
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	c3                   	ret
  13:	e8                   	.byte 0xe8
  14:	87                   	.byte 0x87
  15:	82                   	.byte 0x82
# 82.68 [+0.00] [ 1683.756898] RSP: 0018:ffffc9000134fa98 EFLAGS: 00000206
# 82.68 [+0.00] [ 1683.756903] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000040
# 82.68 [+0.00] [ 1683.756905] RDX: 0000000000000000 RSI: ffffffffa55c6b0b RDI: 0000000000000001
# 82.68 [+0.00] [ 1683.756907] RBP: ffffffffa7e4d400 R08: 0000000000000001 R09: 0000000000000001
# 82.69 [+0.00] [ 1683.756909] R10: ffffffffa6414217 R11: ffff888005ef0970 R12: 00000000ffffffff
# 82.69 [+0.00] [ 1683.756911] R13: 0000000000000001 R14: ffffffffa7e4d508 R15: 00000000ffffffff
# 82.69 [+0.00] [ 1683.756927] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:92 drivers/tty/serial/serial_core.c:88 drivers/tty/serial/serial_core.c:637) 
# 82.69 [+0.00] [ 1683.756938] process_output_block (drivers/tty/n_tty.c:561) 
# 82.69 [+0.00] [ 1683.756945] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 82.69 [+0.00] [ 1683.756952] n_tty_write (drivers/tty/n_tty.c:2378) 
# 82.69 [+0.00] [ 1683.756955] ? _copy_from_iter (./arch/x86/include/asm/uaccess_64.h:126 ./arch/x86/include/asm/uaccess_64.h:141 lib/iov_iter.c:55 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:249 lib/iov_iter.c:260) 
# 82.70 [+0.00] [ 1683.756967] ? n_tty_receive_signal_char (drivers/tty/n_tty.c:2348) 
# 82.70 [+0.00] [ 1683.756973] ? __init_waitqueue_head (kernel/sched/wait.c:458) 
# 82.70 [+0.00] [ 1683.756980] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831) 
# 82.70 [+0.00] [ 1683.756984] ? iterate_tty_write (drivers/tty/tty_io.c:939 drivers/tty/tty_io.c:958) 
# 82.70 [+0.00] [ 1683.756996] iterate_tty_write (drivers/tty/tty_io.c:1007) 
# 82.70 [+0.00] [ 1683.757003] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 82.70 [+0.00] [ 1683.757010] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1081) 
# 82.70 [+0.00] [ 1683.757018] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
# 82.70 [+0.00] [ 1683.757025] ? find_held_lock (kernel/locking/lockdep.c:5350) 
# 82.70 [+0.00] [ 1683.757030] ? kernel_write (fs/read_write.c:667) 
# 82.71 [+0.00] [ 1683.757038] ? clockevents_program_event (kernel/time/clockevents.c:326) 
# 82.71 [+0.00] [ 1683.757047] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751) 
# 82.71 [+0.00] [ 1683.757052] ? irqentry_exit (kernel/entry/common.c:201) 
# 82.71 [+0.00] [ 1683.757056] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) 
# 82.71 [+0.00] [ 1683.757064] ksys_write (fs/read_write.c:738) 
# 82.71 [+0.00] [ 1683.757068] ? __ia32_sys_read (fs/read_write.c:728) 
# 82.71 [+0.00] [ 1683.757072] ? trace_irq_enable.constprop.0 (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:646 ./include/linux/cpumask.h:1205 ./include/trace/events/preemptirq.h:40) 
# 82.71 [+0.00] [ 1683.757082] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
# 82.71 [+0.00] [ 1683.757088] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 82.72 [+0.00] [ 1683.757090] RIP: 0033:0x7f1115e3b337
# 82.72 [+0.00] [ 1683.757096] Code: 0f 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:	0f 00                	(bad)
   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
# 82.72 [+0.01] [ 1683.757098] RSP: 002b:00007ffccd012d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 82.74 [+0.02] [ 1683.757101] RAX: ffffffffffffffda RBX: 0000556f250d9420 RCX: 00007f1115e3b337
# 82.74 [+0.00] [ 1683.757103] RDX: 0000000000000001 RSI: 0000556f250d9420 RDI: 0000000000000001
# 82.74 [+0.00] [ 1683.757104] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 82.74 [+0.00] [ 1683.757106] R10: 0000000000000001 R11: 0000000000000246 R12: 0000556f250c4600
# 82.75 [+0.00] [ 1683.757108] R13: 0000556f250a52a0 R14: 0000000000000001 R15: 0000556f250c4600
| make: Leaving directory '/home/virtme/testing/wt-4/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> [ 1683.756151][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1683.756808][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1683.756811][    C0] Call Trace:
[ 1683.756814][    C0]  <IRQ>
[ 1683.756816][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1683.756829][ C0] __report_bad_irq (kernel/irq/spurious.c:170) 
[ 1683.756839][ C0] note_interrupt (kernel/irq/spurious.c:372) 
[ 1683.756847][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1683.756852][ C0] handle_edge_irq (kernel/irq/chip.c:857) 
[ 1683.756862][ C0] __common_interrupt (./include/asm-generic/irq_regs.h:28 arch/x86/kernel/irq.c:328) 
[ 1683.756871][ C0] common_interrupt (arch/x86/kernel/irq.c:318 (discriminator 14)) 
[ 1683.756877][    C0]  </IRQ>
[ 1683.756878][    C0]  <TASK>
[ 1683.756882][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 1683.756887][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1683.756895][ C0] Code: 74 24 10 e8 01 80 02 fe 48 89 ef e8 29 cf 02 fe 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 <e8> 8a 02 f7 fd 65 8b 05 e3 7f 0a 02 85 c0 74 0a 5b 5d c3 e8 87 82
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	01 80 02 fe 48 89    	add    %eax,-0x76b701fe(%rax)
   a:	ef                   	out    %eax,(%dx)
   b:	e8 29 cf 02 fe       	call   0xfffffffffe02cf39
  10:	81 e3 00 02 00 00    	and    $0x200,%ebx
  16:	75 25                	jne    0x3d
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 2d                	jne    0x4c
  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 8a 02 f7 fd       	call   0xfffffffffdf702b9		<-- trapping instruction
  2f:	65 8b 05 e3 7f 0a 02 	mov    %gs:0x20a7fe3(%rip),%eax        # 0x20a8019
  36:	85 c0                	test   %eax,%eax
  38:	74 0a                	je     0x44
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	c3                   	ret
  3d:	e8                   	.byte 0xe8
  3e:	87                   	.byte 0x87
  3f:	82                   	.byte 0x82

Code starting with the faulting instruction
===========================================
   0:	e8 8a 02 f7 fd       	call   0xfffffffffdf7028f
   5:	65 8b 05 e3 7f 0a 02 	mov    %gs:0x20a7fe3(%rip),%eax        # 0x20a7fef
   c:	85 c0                	test   %eax,%eax
   e:	74 0a                	je     0x1a
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	c3                   	ret
  13:	e8                   	.byte 0xe8
  14:	87                   	.byte 0x87
  15:	82                   	.byte 0x82
[ 1683.756898][    C0] RSP: 0018:ffffc9000134fa98 EFLAGS: 00000206
[ 1683.756903][    C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000040
[ 1683.756905][    C0] RDX: 0000000000000000 RSI: ffffffffa55c6b0b RDI: 0000000000000001
[ 1683.756907][    C0] RBP: ffffffffa7e4d400 R08: 0000000000000001 R09: 0000000000000001
[ 1683.756909][    C0] R10: ffffffffa6414217 R11: ffff888005ef0970 R12: 00000000ffffffff
[ 1683.756911][    C0] R13: 0000000000000001 R14: ffffffffa7e4d508 R15: 00000000ffffffff
[ 1683.756927][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:92 drivers/tty/serial/serial_core.c:88 drivers/tty/serial/serial_core.c:637) 
[ 1683.756938][ C0] process_output_block (drivers/tty/n_tty.c:561) 
[ 1683.756945][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1683.756952][ C0] n_tty_write (drivers/tty/n_tty.c:2378) 
[ 1683.756955][ C0] ? _copy_from_iter (./arch/x86/include/asm/uaccess_64.h:126 ./arch/x86/include/asm/uaccess_64.h:141 lib/iov_iter.c:55 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:249 lib/iov_iter.c:260) 
[ 1683.756967][ C0] ? n_tty_receive_signal_char (drivers/tty/n_tty.c:2348) 
[ 1683.756973][ C0] ? __init_waitqueue_head (kernel/sched/wait.c:458) 
[ 1683.756980][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831) 
[ 1683.756984][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:939 drivers/tty/tty_io.c:958) 
[ 1683.756996][ C0] iterate_tty_write (drivers/tty/tty_io.c:1007) 
[ 1683.757003][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 1683.757010][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1081) 
[ 1683.757018][ C0] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 1683.757025][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350) 
[ 1683.757030][ C0] ? kernel_write (fs/read_write.c:667) 
[ 1683.757038][ C0] ? clockevents_program_event (kernel/time/clockevents.c:326) 
[ 1683.757047][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751) 
[ 1683.757052][ C0] ? irqentry_exit (kernel/entry/common.c:201) 
[ 1683.757056][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) 
[ 1683.757064][ C0] ksys_write (fs/read_write.c:738) 
[ 1683.757068][ C0] ? __ia32_sys_read (fs/read_write.c:728) 
[ 1683.757072][ C0] ? trace_irq_enable.constprop.0 (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:646 ./include/linux/cpumask.h:1205 ./include/trace/events/preemptirq.h:40) 
[ 1683.757082][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1683.757088][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1683.757090][    C0] RIP: 0033:0x7f1115e3b337
[ 1683.757096][ C0] Code: 0f 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:	0f 00                	(bad)
   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
[ 1683.757098][    C0] RSP: 002b:00007ffccd012d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1683.757101][    C0] RAX: ffffffffffffffda RBX: 0000556f250d9420 RCX: 00007f1115e3b337
[ 1683.757103][    C0] RDX: 0000000000000001 RSI: 0000556f250d9420 RDI: 0000000000000001
[ 1683.757104][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1683.757106][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 0000556f250c4600


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