======================================
| # 116.42 [+0.00] [ 1017.845878] gre: GRE over IPv4 demultiplexor driver
| # 116.42 [+0.00] [ 1017.891760] ip_gre: GRE over IPv4 tunneling driver
| # 116.42 [+0.00] [ 1222.619825] Mirror/redirect action on
| # 116.42 [+0.00] [ 1277.151219] irq 4: nobody cared (try booting with the "irqpoll" option)
# 116.42 [+0.00] [ 1277.151853] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
# 116.43 [+0.00] [ 1277.152230] Call Trace:
# 116.43 [+0.00] [ 1277.152355]  <IRQ>
# 116.43 [+0.00] [ 1277.152448] dump_stack_lvl (lib/dump_stack.c:123) 
# 116.43 [+0.00] [ 1277.152617] __report_bad_irq (kernel/irq/spurious.c:214) 
# 116.43 [+0.00] [ 1277.152779] note_interrupt (kernel/irq/spurious.c:423) 
# 116.43 [+0.00] [ 1277.152947] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 116.43 [+0.00] [ 1277.153107] handle_edge_irq (kernel/irq/chip.c:833) 
# 116.44 [+0.00] [ 1277.153289] __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) 
# 116.44 [+0.00] [ 1277.153451] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
# 116.44 [+0.00] [ 1277.153613]  </IRQ>
# 116.44 [+0.00] [ 1277.153697]  <TASK>
# 116.44 [+0.00] [ 1277.153778] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 116.44 [+0.00] [ 1277.153945] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 116.44 [+0.00] [ 1277.154148] Code: 10 e8 f1 2a 87 fd 48 89 ef e8 09 9c 87 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 45 95 5a 76 <74> 0e 5b 5d c3 cc cc cc cc e8 1f 6e ac fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	f1                   	int1
   3:	2a 87 fd 48 89 ef    	sub    -0x1076b703(%rdi),%al
   9:	e8 09 9c 87 fd       	call   0xfffffffffd879c17
   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 45 95 5a 76 	decl   %gs:0x765a9545(%rip)        # 0x765a956f
  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 1f 6e ac fd       	call   0xfffffffffdac6e57
  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 1f 6e ac fd       	call   0xfffffffffdac6e2d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
# 116.45 [+0.01] [ 1277.154722] RSP: 0018:ffffc90000e4faa0 EFLAGS: 00000286
# 116.45 [+0.00] [ 1277.154925] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff19bf2f1
# 116.45 [+0.00] [ 1277.155161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff89a933d1
# 116.46 [+0.00] [ 1277.155422] RBP: ffffffff8d6bd420 R08: 0000000000000001 R09: fffffbfff19ba3d0
# 116.46 [+0.00] [ 1277.155658] R10: ffffffff8cdd1e87 R11: 0000000000000000 R12: 00000000ffffffff
# 116.46 [+0.00] [ 1277.155891] R13: 0000000000000001 R14: ffffffff8d6bd528 R15: 00000000ffffffff
# 116.46 [+0.00] [ 1277.156136] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 116.46 [+0.00] [ 1277.156342] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
# 116.47 [+0.00] [ 1277.156500] process_output_block (drivers/tty/n_tty.c:574) 
# 116.47 [+0.00] [ 1277.156665] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
# 116.47 [+0.00] [ 1277.156865] n_tty_write (drivers/tty/n_tty.c:2390) 
# 116.47 [+0.00] [ 1277.157027] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
# 116.47 [+0.00] [ 1277.157185] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
# 116.47 [+0.00] [ 1277.157345] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
# 116.47 [+0.00] [ 1277.157501] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 116.48 [+0.00] [ 1277.157659] ? lock_acquire (kernel/locking/lockdep.c:5798) 
# 116.48 [+0.00] [ 1277.157816] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
# 116.48 [+0.00] [ 1277.157988] iterate_tty_write (drivers/tty/tty_io.c:1015) 
# 116.48 [+0.00] [ 1277.158151] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 116.48 [+0.00] [ 1277.158334] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
# 116.48 [+0.00] [ 1277.158494] vfs_write (fs/read_write.c:590 fs/read_write.c:683) 
# 116.48 [+0.00] [ 1277.158615] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
# 116.48 [+0.00] [ 1277.158807] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
# 116.49 [+0.00] [ 1277.158962] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) 
# 116.49 [+0.00] [ 1277.159135] ? lock_acquire (kernel/locking/lockdep.c:5798) 
# 116.49 [+0.00] [ 1277.159290] ? __pfx_vfs_write (fs/read_write.c:664) 
# 116.49 [+0.00] [ 1277.159569] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) 
# 116.49 [+0.00] [ 1277.159760] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
# 116.49 [+0.00] [ 1277.159964] ksys_write (fs/read_write.c:736) 
# 116.49 [+0.00] [ 1277.160084] ? __pfx_ksys_write (fs/read_write.c:726) 
# 116.50 [+0.00] [ 1277.160275] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
# 116.50 [+0.00] [ 1277.160435] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 116.50 [+0.00] [ 1277.160651] RIP: 0033:0x7fec77cf5957
# 116.50 [+0.00] [ 1277.160811] 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
# 116.51 [+0.01] [ 1277.161382] RSP: 002b:00007fffb0f81d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 116.51 [+0.00] [ 1277.161623] RAX: ffffffffffffffda RBX: 0000557db59ae2b0 RCX: 00007fec77cf5957
# 116.51 [+0.00] [ 1277.161880] RDX: 0000000000000001 RSI: 0000557db59ae2b0 RDI: 0000000000000001
# 116.51 [+0.00] [ 1277.162107] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 116.51 [+0.00] [ 1277.162360] R10: 0000000000000001 R11: 0000000000000246 R12: 0000557db59995e0
# 116.52 [+0.00] [ 1277.162592] R13: 0000557db597a2a0 R14: 0000000000000001 R15: 0000557db59995e0
| xx__-> echo $?
| 0
| xx__-> [ 1222.619825][ T6276] Mirror/redirect action on
| [ 1277.151219][    C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1277.151853][    C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1277.152230][    C3] Call Trace:
[ 1277.152355][    C3]  <IRQ>
[ 1277.152448][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1277.152617][ C3] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 1277.152779][ C3] note_interrupt (kernel/irq/spurious.c:423) 
[ 1277.152947][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1277.153107][ C3] handle_edge_irq (kernel/irq/chip.c:833) 
[ 1277.153289][ C3] __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) 
[ 1277.153451][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
[ 1277.153613][    C3]  </IRQ>
[ 1277.153697][    C3]  <TASK>
[ 1277.153778][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 1277.153945][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1277.154148][ C3] Code: 10 e8 f1 2a 87 fd 48 89 ef e8 09 9c 87 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 45 95 5a 76 <74> 0e 5b 5d c3 cc cc cc cc e8 1f 6e ac fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	f1                   	int1
   3:	2a 87 fd 48 89 ef    	sub    -0x1076b703(%rdi),%al
   9:	e8 09 9c 87 fd       	call   0xfffffffffd879c17
   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 45 95 5a 76 	decl   %gs:0x765a9545(%rip)        # 0x765a956f
  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 1f 6e ac fd       	call   0xfffffffffdac6e57
  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 1f 6e ac fd       	call   0xfffffffffdac6e2d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[ 1277.154722][    C3] RSP: 0018:ffffc90000e4faa0 EFLAGS: 00000286
[ 1277.154925][    C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff19bf2f1
[ 1277.155161][    C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff89a933d1
[ 1277.155422][    C3] RBP: ffffffff8d6bd420 R08: 0000000000000001 R09: fffffbfff19ba3d0
[ 1277.155658][    C3] R10: ffffffff8cdd1e87 R11: 0000000000000000 R12: 00000000ffffffff
[ 1277.155891][    C3] R13: 0000000000000001 R14: ffffffff8d6bd528 R15: 00000000ffffffff
[ 1277.156136][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1277.156342][ C3] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636) 
[ 1277.156500][ C3] process_output_block (drivers/tty/n_tty.c:574) 
[ 1277.156665][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 1277.156865][ C3] n_tty_write (drivers/tty/n_tty.c:2390) 
[ 1277.157027][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
[ 1277.157185][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 1277.157345][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 1277.157501][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 1277.157659][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 1277.157816][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967) 
[ 1277.157988][ C3] iterate_tty_write (drivers/tty/tty_io.c:1015) 
[ 1277.158151][ C3] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 1277.158334][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090) 
[ 1277.158494][ C3] vfs_write (fs/read_write.c:590 fs/read_write.c:683) 
[ 1277.158615][ C3] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 1277.158807][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 1277.158962][ C3] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) 
[ 1277.159135][ C3] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 1277.159290][ C3] ? __pfx_vfs_write (fs/read_write.c:664) 
[ 1277.159569][ C3] ? __might_fault (mm/memory.c:6705 mm/memory.c:6698) 
[ 1277.159760][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 1277.159964][ C3] ksys_write (fs/read_write.c:736) 
[ 1277.160084][ C3] ? __pfx_ksys_write (fs/read_write.c:726) 
[ 1277.160275][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 1277.160435][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1277.160651][    C3] RIP: 0033:0x7fec77cf5957
[ 1277.160811][ C3] 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
[ 1277.161382][    C3] RSP: 002b:00007fffb0f81d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1277.161623][    C3] RAX: ffffffffffffffda RBX: 0000557db59ae2b0 RCX: 00007fec77cf5957
[ 1277.161880][    C3] RDX: 0000000000000001 RSI: 0000557db59ae2b0 RDI: 0000000000000001
[ 1277.162107][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1277.162360][    C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000557db59995e0


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