======================================
| # 108.18 [+0.00] [ 1087.424638] veth1: left promiscuous mode
| # 108.18 [+0.00] [ 1087.424964] br1: port 1(veth1) entered disabled state
| # 108.18 [+0.00] [ 1114.869916] Mirror/redirect action on
| # 108.18 [+0.00] [ 1138.406521] irq 4: nobody cared (try booting with the "irqpoll" option)
# 108.19 [+0.00] [ 1138.407118] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
# 108.19 [+0.00] [ 1138.407464] Call Trace:
# 108.19 [+0.00] [ 1138.407588]  <IRQ>
# 108.19 [+0.00] [ 1138.407672] dump_stack_lvl (lib/dump_stack.c:122) 
# 108.19 [+0.00] [ 1138.407846] __report_bad_irq (kernel/irq/spurious.c:214) 
# 108.19 [+0.00] [ 1138.408008] note_interrupt (kernel/irq/spurious.c:423) 
# 108.20 [+0.00] [ 1138.408168] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
# 108.20 [+0.00] [ 1138.408324] handle_edge_irq (kernel/irq/chip.c:833) 
# 108.20 [+0.00] [ 1138.408482] __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) 
# 108.20 [+0.00] [ 1138.408638] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
# 108.20 [+0.00] [ 1138.408792]  </IRQ>
# 108.20 [+0.00] [ 1138.408875]  <TASK>
# 108.20 [+0.00] [ 1138.408954] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
# 108.20 [+0.00] [ 1138.409106] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
# 108.21 [+0.00] [ 1138.409326] Code: 10 e8 71 7b 8d fd 48 89 ef e8 19 ec 8d 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 35 ba a1 5a <74> 0e 5b 5d c3 cc cc cc cc e8 cf a4 b1 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	71 7b                	jno    0x7f
   4:	8d                   	(bad)
   5:	fd                   	std
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 19 ec 8d fd       	call   0xfffffffffd8dec27
   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 35 ba a1 5a 	decl   %gs:0x5aa1ba35(%rip)        # 0x5aa1ba5f
  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 cf a4 b1 fd       	call   0xfffffffffdb1a507
  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 cf a4 b1 fd       	call   0xfffffffffdb1a4dd
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
# 108.21 [+0.01] [ 1138.409871] RSP: 0018:ffffc900028bfab8 EFLAGS: 00000286
# 108.22 [+0.00] [ 1138.410067] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff5137e07
# 108.22 [+0.00] [ 1138.410301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa5620e61
# 108.22 [+0.00] [ 1138.410539] RBP: ffffffffa9280260 R08: 0000000000000001 R09: fffffbfff5132f18
# 108.22 [+0.00] [ 1138.410778] R10: ffffffffa89978c7 R11: 0000000000000000 R12: ffffffffa9280368
# 108.23 [+0.00] [ 1138.411010] R13: ffff8880057bf000 R14: ffffffffa9280260 R15: 0000000000000286
# 108.23 [+0.00] [ 1138.411251] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
# 108.23 [+0.00] [ 1138.411451] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:634) 
# 108.23 [+0.00] [ 1138.411571] process_output_block (drivers/tty/n_tty.c:574) 
# 108.23 [+0.00] [ 1138.411725] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
# 108.23 [+0.00] [ 1138.411915] n_tty_write (drivers/tty/n_tty.c:2390) 
# 108.24 [+0.00] [ 1138.412075] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
# 108.24 [+0.00] [ 1138.412225] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
# 108.24 [+0.00] [ 1138.412380] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
# 108.24 [+0.00] [ 1138.412543] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) 
# 108.24 [+0.00] [ 1138.412706] ? lock_acquire (kernel/locking/lockdep.c:5732) 
# 108.24 [+0.00] [ 1138.412859] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) 
# 108.24 [+0.00] [ 1138.413016] iterate_tty_write (drivers/tty/tty_io.c:1021) 
# 108.25 [+0.00] [ 1138.413170] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
# 108.25 [+0.00] [ 1138.413326] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1096) 
# 108.25 [+0.00] [ 1138.413481] vfs_write (fs/read_write.c:497 fs/read_write.c:590) 
# 108.25 [+0.00] [ 1138.413601] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
# 108.25 [+0.00] [ 1138.413796] ? __pfx_vfs_write (fs/read_write.c:571) 
# 108.25 [+0.00] [ 1138.413953] ? _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) 
# 108.26 [+0.00] [ 1138.414112] ? tmigr_handle_remote (kernel/time/timer_migration.c:1045) 
# 108.26 [+0.00] [ 1138.414272] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1141) 
# 108.26 [+0.00] [ 1138.414430] ksys_write (fs/read_write.c:643) 
# 108.26 [+0.00] [ 1138.414547] ? __pfx_ksys_write (fs/read_write.c:633) 
# 108.26 [+0.00] [ 1138.414699] ? __local_bh_enable (kernel/softirq.c:343) 
# 108.26 [+0.00] [ 1138.414857] ? handle_softirqs (./arch/x86/include/asm/preempt.h:26 kernel/softirq.c:401 kernel/softirq.c:582) 
# 108.26 [+0.00] [ 1138.415019] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
# 108.26 [+0.00] [ 1138.415174] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
# 108.27 [+0.00] [ 1138.415391] RIP: 0033:0x7f934d8ff957
# 108.27 [+0.00] [ 1138.415566] 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
# 108.27 [+0.01] [ 1138.416089] RSP: 002b:00007ffc2b85ccc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 108.28 [+0.00] [ 1138.416331] RAX: ffffffffffffffda RBX: 0000555b0b24c2b0 RCX: 00007f934d8ff957
# 108.28 [+0.00] [ 1138.416555] RDX: 0000000000000001 RSI: 0000555b0b24c2b0 RDI: 0000000000000001
# 108.28 [+0.00] [ 1138.416780] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 108.28 [+0.00] [ 1138.417008] R10: 0000000000000001 R11: 0000000000000246 R12: 0000555b0b2375e0
# 108.29 [+0.00] [ 1138.417230] R13: 0000555b0b2182a0 R14: 0000000000000001 R15: 0000555b0b2375e0
| xx__-> echo $?
| 0
| xx__-> [ 1114.869916][ T7191] Mirror/redirect action on
| [ 1138.406521][    C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1138.407118][    C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1138.407464][    C3] Call Trace:
[ 1138.407588][    C3]  <IRQ>
[ 1138.407672][ C3] dump_stack_lvl (lib/dump_stack.c:122) 
[ 1138.407846][ C3] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 1138.408008][ C3] note_interrupt (kernel/irq/spurious.c:423) 
[ 1138.408168][ C3] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1138.408324][ C3] handle_edge_irq (kernel/irq/chip.c:833) 
[ 1138.408482][ 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) 
[ 1138.408638][ C3] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14)) 
[ 1138.408792][    C3]  </IRQ>
[ 1138.408875][    C3]  <TASK>
[ 1138.408954][ C3] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693) 
[ 1138.409106][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1138.409326][ C3] Code: 10 e8 71 7b 8d fd 48 89 ef e8 19 ec 8d 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 35 ba a1 5a <74> 0e 5b 5d c3 cc cc cc cc e8 cf a4 b1 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	71 7b                	jno    0x7f
   4:	8d                   	(bad)
   5:	fd                   	std
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 19 ec 8d fd       	call   0xfffffffffd8dec27
   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 35 ba a1 5a 	decl   %gs:0x5aa1ba35(%rip)        # 0x5aa1ba5f
  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 cf a4 b1 fd       	call   0xfffffffffdb1a507
  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 cf a4 b1 fd       	call   0xfffffffffdb1a4dd
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[ 1138.409871][    C3] RSP: 0018:ffffc900028bfab8 EFLAGS: 00000286
[ 1138.410067][    C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff5137e07
[ 1138.410301][    C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa5620e61
[ 1138.410539][    C3] RBP: ffffffffa9280260 R08: 0000000000000001 R09: fffffbfff5132f18
[ 1138.410778][    C3] R10: ffffffffa89978c7 R11: 0000000000000000 R12: ffffffffa9280368
[ 1138.411010][    C3] R13: ffff8880057bf000 R14: ffffffffa9280260 R15: 0000000000000286
[ 1138.411251][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1138.411451][ C3] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:634) 
[ 1138.411571][ C3] process_output_block (drivers/tty/n_tty.c:574) 
[ 1138.411725][ C3] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) 
[ 1138.411915][ C3] n_tty_write (drivers/tty/n_tty.c:2390) 
[ 1138.412075][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360) 
[ 1138.412225][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 1138.412380][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 1138.412543][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) 
[ 1138.412706][ C3] ? lock_acquire (kernel/locking/lockdep.c:5732) 
[ 1138.412859][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) 
[ 1138.413016][ C3] iterate_tty_write (drivers/tty/tty_io.c:1021) 
[ 1138.413170][ C3] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244) 
[ 1138.413326][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1096) 
[ 1138.413481][ C3] vfs_write (fs/read_write.c:497 fs/read_write.c:590) 
[ 1138.413601][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1138.413796][ C3] ? __pfx_vfs_write (fs/read_write.c:571) 
[ 1138.413953][ C3] ? _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) 
[ 1138.414112][ C3] ? tmigr_handle_remote (kernel/time/timer_migration.c:1045) 
[ 1138.414272][ C3] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1141) 
[ 1138.414430][ C3] ksys_write (fs/read_write.c:643) 
[ 1138.414547][ C3] ? __pfx_ksys_write (fs/read_write.c:633) 
[ 1138.414699][ C3] ? __local_bh_enable (kernel/softirq.c:343) 
[ 1138.414857][ C3] ? handle_softirqs (./arch/x86/include/asm/preempt.h:26 kernel/softirq.c:401 kernel/softirq.c:582) 
[ 1138.415019][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 1138.415174][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1138.415391][    C3] RIP: 0033:0x7f934d8ff957
[ 1138.415566][ 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
[ 1138.416089][    C3] RSP: 002b:00007ffc2b85ccc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1138.416331][    C3] RAX: ffffffffffffffda RBX: 0000555b0b24c2b0 RCX: 00007f934d8ff957
[ 1138.416555][    C3] RDX: 0000000000000001 RSI: 0000555b0b24c2b0 RDI: 0000000000000001
[ 1138.416780][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1138.417008][    C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000555b0b2375e0


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