======================================
| # TEST: mirred egress matchall mirror (skip_hw)                       [ OK ]
| # TEST: mirred_egress_to_ingress (skip_hw)                            [ OK ]
| [  656.769301] tc (1398) used greatest stack depth: 11552 bytes left
| # [  688.023621] irq 4: nobody cared (try booting with the "irqpoll" option)
[  688.024523] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  688.025261] Call Trace:
[  688.025437]  <IRQ>
[  688.025571] dump_stack_lvl (lib/dump_stack.c:108) 
[  688.025798] __report_bad_irq (kernel/irq/spurious.c:214) 
[  688.026054] note_interrupt (kernel/irq/spurious.c:423) 
[  688.026316] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[  688.026561] handle_edge_irq (kernel/irq/chip.c:833) 
[  688.026820] __common_interrupt (./include/linux/irqdesc.h:161 arch/x86/kernel/irq.c:238 arch/x86/kernel/irq.c:257) 
[  688.027093] common_interrupt (arch/x86/kernel/irq.c:247 (discriminator 14)) 
[  688.027307]  </IRQ>
[  688.027446]  <TASK>
[  688.027596] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:640) 
[  688.027866] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 688.028236] Code: c

Code starting with the faulting instruction
===========================================
DETECTED CRASH, lowering timeout
7 18 53 48 89 f3 48 8b 74 24 10 e8 01 ae 38 ff 48 89 ef e8 b9 de 38 ff 80 e7 02 74 06 e8 bf 07 46 ff fb 65 ff 0d bf 58 9f 52 <74> 07 5b 5d c3 cc cc cc cc 0f 1f 44 00 00 5b 5d c3 cc cc cc cc 66
[  688.029298] RSP: 0018:ffff9ed580957d18 EFLAGS: 00000286
[  688.029623] RAX: 000000000169b743 RBX: 0000000000000282 RCX: 0000000000000040
[  688.030084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffad639681
[  688.030447] RBP: ffffffffaf802f20 R08: 0000000000000001 R09: 0000000000000001
[  688.030805] R10: 0000000000000005 R11: 0000000000000001 R12: 0000000000000001
[  688.031166] R13: 0000000000000000 R14: ffff8e8c42968001 R15: ffff8e8c42270000
[  688.031530] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 ./arch/x86/include/asm/irqflags.h:135 ./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[  688.031824] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 ./arch/x86/include/asm/irqflags.h:135 ./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[  688.032152] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:616) 
[  688.032402] n_tty_write (drivers/tty/n_tty.c:574 drivers/tty/n_tty.c:2379) 
[  688.032652] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[  688.032988] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1021 drivers/tty/tty_io.c:1096) 
[  688.033307] vfs_write (./include/linux/fs.h:2085 fs/read_write.c:497 fs/read_write.c:590) 
[  688.033535] ksys_write (fs/read_write.c:643) 
[  688.033755] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[  688.034009] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[  688.034300] RIP: 0033:0x7fe60181f957
[ 688.034487] 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
[  688.035673] RSP: 002b:00007fffb4de01d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  688.036167] RAX: ffffffffffffffda RBX: 0000555c3a275ec0 RCX: 00007fe60181f957
[  688.036637] RDX: 0000000000000001 RSI: 0000555c3a275ec0 RDI: 0000000000000001
[  688.037110] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  688.037584] R10: 0000000000000001 R11: 0000000000000246 R12: 0000555c3a262500


Finger prints:
dump_stack_lvl:__report_bad_irq:note_interrupt:handle_irq_event