======================================
| # 90.00 [+0.00] [  652.328299] GACT probability NOT on
| # 90.00 [+0.00] [  839.305200] Mirror/redirect action on
| # 90.00 [+0.00] [  839.328674] tc (4121) used greatest stack depth: 23320 bytes left
| # 90.01 [+0.00] [  867.423382] irq 51: nobody cared (try booting with the "irqpoll" option)
# 90.01 [+0.00] [  867.424078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 90.01 [+0.00] [  867.424307] Call Trace:
# 90.01 [+0.00] [  867.424450]  <IRQ>
# 90.01 [+0.00] [  867.424548] dump_stack_lvl (lib/dump_stack.c:123) 
# 90.01 [+0.00] [  867.424742] __report_bad_irq (kernel/irq/spurious.c:214) 
# 90.01 [+0.00] [  867.424930] note_interrupt (kernel/irq/spurious.c:423) 
# 90.01 [+0.00] [  867.425119] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 90.02 [+0.00] [  867.425396] handle_edge_irq (kernel/irq/chip.c:833) 
# 90.02 [+0.00] [  867.425581] __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) 
# 90.02 [+0.00] [  867.425764] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
# 90.02 [+0.00] [  867.425947]  </IRQ>
# 90.02 [+0.00] [  867.426044]  <TASK>
# 90.02 [+0.00] [  867.426139] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 90.02 [+0.00] [  867.426319] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 90.02 [+0.00] [ 867.426554] Code: 10 e8 81 9a 83 fd 48 89 ef e8 39 0f 84 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 85 94 96 5b <74> 0e 5b 5d c3 cc cc cc cc e8 6f f7 a8 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	81 9a 83 fd 48 89 ef 	sbbl   $0xf39e8ef,-0x76b7027d(%rdx)
   9:	e8 39 0f 
   c:	84 fd                	test   %bh,%ch
   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 85 94 96 5b 	decl   %gs:0x5b969485(%rip)        # 0x5b9694af
  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 6f f7 a8 fd       	call   0xfffffffffda8f7a7
  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 6f f7 a8 fd       	call   0xfffffffffda8f77d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
# 90.03 [+0.00] [  867.427180] RSP: 0018:ffffc90001107aa0 EFLAGS: 00000286
# 90.03 [+0.00] [  867.427414] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff4f440a8
# 90.03 [+0.00] [  867.427688] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa46d32d1
# 90.03 [+0.00] [  867.427958] RBP: ffffffffa82e78a0 R08: 0000000000000001 R09: fffffbfff4f3f7df
# 90.03 [+0.00] [  867.428241] R10: ffffffffa79fbeff R11: ffff88800e7e2300 R12: 00000000ffffffff
# 90.04 [+0.00] [  867.428512] R13: 0000000000000001 R14: ffffffffa82e79a8 R15: 00000000ffffffff
# 90.04 [+0.00] [  867.428790] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 90.04 [+0.00] [  867.429022] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
# 90.04 [+0.00] [  867.429171] process_output_block (drivers/tty/n_tty.c:574) 
# 90.04 [+0.00] [  867.429354] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
# 90.04 [+0.00] [  867.429590] n_tty_write (drivers/tty/n_tty.c:2390) 
# 90.04 [+0.00] [  867.429776] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
# 90.05 [+0.00] [  867.429953] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
# 90.05 [+0.00] [  867.430131] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
# 90.05 [+0.00] [  867.430316] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 90.05 [+0.00] [  867.430494] ? lock_acquire (kernel/locking/lockdep.c:5822) 
# 90.05 [+0.00] [  867.430677] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 90.05 [+0.00] [  867.430863] iterate_tty_write (drivers/tty/tty_io.c:1015) 
# 90.05 [+0.00] [  867.431049] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 90.05 [+0.00] [  867.431244] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
# 90.05 [+0.00] [  867.431432] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
# 90.06 [+0.00] [  867.431571] ? __pfx___lock_release (kernel/locking/lockdep.c:5501) 
# 90.06 [+0.00] [  867.431753] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
# 90.06 [+0.00] [  867.431940] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
# 90.06 [+0.00] [  867.432123] ? lock_acquire (kernel/locking/lockdep.c:5822) 
# 90.06 [+0.00] [  867.432305] ? __pfx_vfs_write (fs/read_write.c:660) 
# 90.06 [+0.00] [  867.432489] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52)) 
# 90.06 [+0.00] [  867.432685] ? __rseq_handle_notify_resume (kernel/rseq.c:333) 
# 90.06 [+0.00] [  867.432916] ksys_write (fs/read_write.c:731) 
# 90.06 [+0.00] [  867.433053] ? __pfx_ksys_write (fs/read_write.c:721) 
# 90.07 [+0.00] [  867.433242] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
# 90.07 [+0.00] [  867.433432] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 90.07 [+0.00] [  867.433651] RIP: 0033:0x7f65c3610957
# 90.07 [+0.00] [ 867.433836] 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
# 90.07 [+0.00] [  867.434459] RSP: 002b:00007ffccf686d28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 90.08 [+0.00] [  867.434736] RAX: ffffffffffffffda RBX: 00005565147ae2b0 RCX: 00007f65c3610957
# 90.08 [+0.00] [  867.434997] RDX: 0000000000000001 RSI: 00005565147ae2b0 RDI: 0000000000000001
# 90.08 [+0.00] [  867.435263] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 90.08 [+0.00] [  867.435536] R10: 0000000000000001 R11: 0000000000000246 R12: 00005565147995e0
# 90.08 [+0.00] [  867.435802] R13: 000055651477a2a0 R14: 0000000000000001 R15: 00005565147995e0
| 0
| xx__-> [  839.305200][ T4122] Mirror/redirect action on
| [  839.328674][ T4121] tc (4121) used greatest stack depth: 23320 bytes left
| [  867.423382][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  867.424078][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  867.424307][    C0] Call Trace:
[  867.424450][    C0]  <IRQ>
[ 867.424548][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 867.424742][ C0] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 867.424930][ C0] note_interrupt (kernel/irq/spurious.c:423) 
[ 867.425119][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 867.425396][ C0] handle_edge_irq (kernel/irq/chip.c:833) 
[ 867.425581][ 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) 
[ 867.425764][ C0] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
[  867.425947][    C0]  </IRQ>
[  867.426044][    C0]  <TASK>
[ 867.426139][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 867.426319][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 867.426554][ C0] Code: 10 e8 81 9a 83 fd 48 89 ef e8 39 0f 84 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 85 94 96 5b <74> 0e 5b 5d c3 cc cc cc cc e8 6f f7 a8 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	81 9a 83 fd 48 89 ef 	sbbl   $0xf39e8ef,-0x76b7027d(%rdx)
   9:	e8 39 0f 
   c:	84 fd                	test   %bh,%ch
   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 85 94 96 5b 	decl   %gs:0x5b969485(%rip)        # 0x5b9694af
  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 6f f7 a8 fd       	call   0xfffffffffda8f7a7
  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 6f f7 a8 fd       	call   0xfffffffffda8f77d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[  867.427180][    C0] RSP: 0018:ffffc90001107aa0 EFLAGS: 00000286
[  867.427414][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff4f440a8
[  867.427688][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa46d32d1
[  867.427958][    C0] RBP: ffffffffa82e78a0 R08: 0000000000000001 R09: fffffbfff4f3f7df
[  867.428241][    C0] R10: ffffffffa79fbeff R11: ffff88800e7e2300 R12: 00000000ffffffff
[  867.428512][    C0] R13: 0000000000000001 R14: ffffffffa82e79a8 R15: 00000000ffffffff
[ 867.428790][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 867.429022][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
[ 867.429171][ C0] process_output_block (drivers/tty/n_tty.c:574) 
[ 867.429354][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 867.429590][ C0] n_tty_write (drivers/tty/n_tty.c:2390) 
[ 867.429776][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
[ 867.429953][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 867.430131][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 867.430316][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 867.430494][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822) 
[ 867.430677][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 867.430863][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015) 
[ 867.431049][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 867.431244][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
[ 867.431432][ C0] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 867.431571][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5501) 
[ 867.431753][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 867.431940][ C0] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 867.432123][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822) 
[ 867.432305][ C0] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 867.432489][ C0] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52)) 
[ 867.432685][ C0] ? __rseq_handle_notify_resume (kernel/rseq.c:333) 
[ 867.432916][ C0] ksys_write (fs/read_write.c:731) 
[ 867.433053][ C0] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 867.433242][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 867.433432][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  867.433651][    C0] RIP: 0033:0x7f65c3610957
[ 867.433836][ 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
[  867.434459][    C0] RSP: 002b:00007ffccf686d28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  867.434736][    C0] RAX: ffffffffffffffda RBX: 00005565147ae2b0 RCX: 00007f65c3610957
[  867.434997][    C0] RDX: 0000000000000001 RSI: 00005565147ae2b0 RDI: 0000000000000001
[  867.435263][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  867.435536][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 00005565147995e0


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