======================================
| # 72.71 [+0.00] [ 1086.992507] vx10: left promiscuous mode
| # 72.72 [+0.00] [ 1086.993023] br1: port 1(vx10) entered disabled state
| # 72.72 [+0.00] [ 1111.571927] Mirror/redirect action on
| # 72.72 [+0.00] [ 1130.146149] irq 51: nobody cared (try booting with the "irqpoll" option)
# 72.72 [+0.00] [ 1130.146774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 72.72 [+0.00] [ 1130.146778] Call Trace:
# 72.72 [+0.00] [ 1130.146783]  <IRQ>
# 72.72 [+0.00] [ 1130.146786] dump_stack_lvl (lib/dump_stack.c:123) 
# 72.72 [+0.00] [ 1130.146822] __report_bad_irq (kernel/irq/spurious.c:214) 
# 72.72 [+0.00] [ 1130.146845] note_interrupt (kernel/irq/spurious.c:423) 
# 72.73 [+0.00] [ 1130.146853] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 72.73 [+0.00] [ 1130.146861] handle_edge_irq (kernel/irq/chip.c:833) 
# 72.73 [+0.00] [ 1130.146871] __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) 
# 72.73 [+0.00] [ 1130.146890] common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
# 72.73 [+0.00] [ 1130.146898]  </IRQ>
# 72.73 [+0.00] [ 1130.146899]  <TASK>
# 72.73 [+0.00] [ 1130.146902] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 72.73 [+0.00] [ 1130.146913] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 72.73 [+0.00] [ 1130.146924] Code: 10 e8 81 9a 81 fd 48 89 ef e8 c9 ea 81 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 9d 7a 93 02 <74> 0e 5b 5d c3 cc cc cc cc e8 2f 26 a7 fd eb dc e8 c8 c9 2f fd 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	81 9a 81 fd 48 89 ef 	sbbl   $0xeac9e8ef,-0x76b7027f(%rdx)
   9:	e8 c9 ea 
   c:	81 fd 81 e3 00 02    	cmp    $0x200e381,%ebp
  12:	00 00                	add    %al,(%rax)
  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 9d 7a 93 02 	decl   %gs:0x2937a9d(%rip)        # 0x2937ac7
  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 2f 26 a7 fd       	call   0xfffffffffda72667
  38:	eb dc                	jmp    0x16
  3a:	e8 c8 c9 2f fd       	call   0xfffffffffd2fca07
  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 2f 26 a7 fd       	call   0xfffffffffda7263d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	e8 c8 c9 2f fd       	call   0xfffffffffd2fc9dd
  15:	5b                   	pop    %rbx
# 72.74 [+0.00] [ 1130.146927] RSP: 0018:ffffc90002557aa0 EFLAGS: 00000286
# 72.74 [+0.00] [ 1130.146934] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 0000000000000040
# 72.74 [+0.00] [ 1130.146936] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb1fbb5a1
# 72.74 [+0.00] [ 1130.146938] RBP: ffffffffb5946c60 R08: 0000000000000001 R09: 0000000000000001
# 72.74 [+0.00] [ 1130.146940] R10: ffffffffb39b2e97 R11: ffff8880061e8970 R12: 00000000ffffffff
# 72.74 [+0.00] [ 1130.146942] R13: 0000000000000001 R14: ffffffffb5946d68 R15: 00000000ffffffff
# 72.74 [+0.00] [ 1130.146951] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 72.75 [+0.00] [ 1130.146959] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
# 72.75 [+0.00] [ 1130.146980] process_output_block (drivers/tty/n_tty.c:574) 
# 72.75 [+0.00] [ 1130.146995] n_tty_write (drivers/tty/n_tty.c:2390) 
# 72.75 [+0.00] [ 1130.147004] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
# 72.75 [+0.00] [ 1130.147007] ? lock_acquire.part.0 (kernel/locking/lockdep.c:472 kernel/locking/lockdep.c:5868) 
# 72.75 [+0.00] [ 1130.147015] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 72.75 [+0.00] [ 1130.147019] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
# 72.75 [+0.00] [ 1130.147028] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
# 72.75 [+0.00] [ 1130.147031] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 72.75 [+0.00] [ 1130.147039] iterate_tty_write (drivers/tty/tty_io.c:1015) 
# 72.75 [+0.00] [ 1130.147045] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 72.76 [+0.00] [ 1130.147054] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
# 72.76 [+0.00] [ 1130.147061] vfs_write (fs/read_write.c:591 fs/read_write.c:684) 
# 72.76 [+0.00] [ 1130.147074] ? tmigr_handle_remote (kernel/time/timer_migration.c:1059) 
# 72.76 [+0.00] [ 1130.147085] ? __lock_release (kernel/locking/lockdep.c:5534) 
# 72.76 [+0.00] [ 1130.147088] ? __pfx_vfs_write (fs/read_write.c:665) 
# 72.76 [+0.00] [ 1130.147094] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:97 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
# 72.76 [+0.00] [ 1130.147098] ? tmigr_handle_remote (kernel/time/timer_migration.c:1059) 
# 72.76 [+0.00] [ 1130.147105] ? timer_update_keys (kernel/time/timer.c:284 kernel/time/timer.c:330) 
# 72.76 [+0.00] [ 1130.147115] ksys_write (fs/read_write.c:736) 
# 72.76 [+0.00] [ 1130.147120] ? __pfx_ksys_write (fs/read_write.c:726) 
# 72.76 [+0.00] [ 1130.147126] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
# 72.77 [+0.00] [ 1130.147138] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
# 72.77 [+0.00] [ 1130.147144] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 72.77 [+0.00] [ 1130.147147] RIP: 0033:0x7f66579ddb77
# 72.77 [+0.00] [ 1130.147152] 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
# 72.77 [+0.00] [ 1130.147155] RSP: 002b:00007ffce858f7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 72.77 [+0.00] [ 1130.147158] RAX: ffffffffffffffda RBX: 000055c2caecd2b0 RCX: 00007f66579ddb77
# 72.78 [+0.00] [ 1130.147160] RDX: 0000000000000001 RSI: 000055c2caecd2b0 RDI: 0000000000000001
# 72.78 [+0.00] [ 1130.147162] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 72.78 [+0.00] [ 1130.147163] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c2caeb85e0
# 72.78 [+0.00] [ 1130.147165] R13: 000055c2cae992a0 R14: 0000000000000001 R15: 000055c2caeb85e0
| xx__-> echo $?
| 0
| xx__-> [ 1111.571927][ T7114] Mirror/redirect action on
| [ 1130.146149][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1130.146774][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1130.146778][    C0] Call Trace:
[ 1130.146783][    C0]  <IRQ>
[ 1130.146786][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1130.146822][ C0] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 1130.146845][ C0] note_interrupt (kernel/irq/spurious.c:423) 
[ 1130.146853][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1130.146861][ C0] handle_edge_irq (kernel/irq/chip.c:833) 
[ 1130.146871][ 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) 
[ 1130.146890][ C0] common_interrupt (arch/x86/kernel/irq.c:285 (discriminator 14)) 
[ 1130.146898][    C0]  </IRQ>
[ 1130.146899][    C0]  <TASK>
[ 1130.146902][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 1130.146913][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1130.146924][ C0] Code: 10 e8 81 9a 81 fd 48 89 ef e8 c9 ea 81 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 9d 7a 93 02 <74> 0e 5b 5d c3 cc cc cc cc e8 2f 26 a7 fd eb dc e8 c8 c9 2f fd 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	81 9a 81 fd 48 89 ef 	sbbl   $0xeac9e8ef,-0x76b7027f(%rdx)
   9:	e8 c9 ea 
   c:	81 fd 81 e3 00 02    	cmp    $0x200e381,%ebp
  12:	00 00                	add    %al,(%rax)
  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 9d 7a 93 02 	decl   %gs:0x2937a9d(%rip)        # 0x2937ac7
  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 2f 26 a7 fd       	call   0xfffffffffda72667
  38:	eb dc                	jmp    0x16
  3a:	e8 c8 c9 2f fd       	call   0xfffffffffd2fca07
  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 2f 26 a7 fd       	call   0xfffffffffda7263d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	e8 c8 c9 2f fd       	call   0xfffffffffd2fc9dd
  15:	5b                   	pop    %rbx
[ 1130.146927][    C0] RSP: 0018:ffffc90002557aa0 EFLAGS: 00000286
[ 1130.146934][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 0000000000000040
[ 1130.146936][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb1fbb5a1
[ 1130.146938][    C0] RBP: ffffffffb5946c60 R08: 0000000000000001 R09: 0000000000000001
[ 1130.146940][    C0] R10: ffffffffb39b2e97 R11: ffff8880061e8970 R12: 00000000ffffffff
[ 1130.146942][    C0] R13: 0000000000000001 R14: ffffffffb5946d68 R15: 00000000ffffffff
[ 1130.146951][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1130.146959][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
[ 1130.146980][ C0] process_output_block (drivers/tty/n_tty.c:574) 
[ 1130.146995][ C0] n_tty_write (drivers/tty/n_tty.c:2390) 
[ 1130.147004][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
[ 1130.147007][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:472 kernel/locking/lockdep.c:5868) 
[ 1130.147015][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 1130.147019][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 1130.147028][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
[ 1130.147031][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 1130.147039][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015) 
[ 1130.147045][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 1130.147054][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
[ 1130.147061][ C0] vfs_write (fs/read_write.c:591 fs/read_write.c:684) 
[ 1130.147074][ C0] ? tmigr_handle_remote (kernel/time/timer_migration.c:1059) 
[ 1130.147085][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 1130.147088][ C0] ? __pfx_vfs_write (fs/read_write.c:665) 
[ 1130.147094][ C0] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:97 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 1130.147098][ C0] ? tmigr_handle_remote (kernel/time/timer_migration.c:1059) 
[ 1130.147105][ C0] ? timer_update_keys (kernel/time/timer.c:284 kernel/time/timer.c:330) 
[ 1130.147115][ C0] ksys_write (fs/read_write.c:736) 
[ 1130.147120][ C0] ? __pfx_ksys_write (fs/read_write.c:726) 
[ 1130.147126][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1130.147138][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1130.147144][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1130.147147][    C0] RIP: 0033:0x7f66579ddb77
[ 1130.147152][ 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
[ 1130.147155][    C0] RSP: 002b:00007ffce858f7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1130.147158][    C0] RAX: ffffffffffffffda RBX: 000055c2caecd2b0 RCX: 00007f66579ddb77
[ 1130.147160][    C0] RDX: 0000000000000001 RSI: 000055c2caecd2b0 RDI: 0000000000000001
[ 1130.147162][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1130.147163][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c2caeb85e0


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