======================================
| # TEST: mirred egress matchall mirror (skip_hw)                       [ OK ]
| [ 1482.641658][ T3777] tc (3777) used greatest stack depth: 23128 bytes left
| # TEST: mirred_egress_to_ingress (skip_hw)                            [ OK ]
| # [ 1560.677896][    C1] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1560.678712][    C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1560.679326][    C1] Call Trace:
[ 1560.679501][    C1]  <IRQ>
[ 1560.679652][ C1] dump_stack_lvl (lib/dump_stack.c:107) 
[ 1560.679894][ C1] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 1560.680145][ C1] note_interrupt (kernel/irq/spurious.c:423) 
[ 1560.680394][ C1] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1560.680648][
DETECTED CRASH, lowering timeout
C1] handle_edge_irq (kernel/irq/chip.c:833) 
[ 1560.680901][ C1] __common_interrupt (./include/linux/irqdesc.h:161 arch/x86/kernel/irq.c:238 arch/x86/kernel/irq.c:257) 
[ 1560.681158][ C1] common_interrupt (arch/x86/kernel/irq.c:247 (discriminator 14)) 
[ 1560.681404][    C1]  </IRQ>
[ 1560.681557][    C1]  <TASK>
[ 1560.681713][ C1] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:640) 
[ 1560.681974][ C1] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1560.682306][ C1] Code: 10 e8 61 1a a4 fd 48 89 ef e8 79 a2 a4 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 7c 95 45 <74> 0e 5b 5d c3 cc cc cc cc e8 4f 61 c6 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	61                   	(bad)
   3:	1a a4 fd 48 89 ef e8 	sbb    -0x171076b8(%rbp,%rdi,8),%ah
   a:	79 a2                	jns    0xffffffffffffffae
   c:	a4                   	movsb  %ds:(%rsi),%es:(%rdi)
   d:	fd                   	std
   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 7c 95 45 	decl   %gs:0x45957c35(%rip)        # 0x45957c5f
  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 4f 61 c6 fd       	call   0xfffffffffdc66187
  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 4f 61 c6 fd       	call   0xfffffffffdc6615d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[ 1560.683275][    C1] RSP: 0018:ffffc90004b9fa88 EFLAGS: 00000286
[ 1560.683587][    C1] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff7b9385a
[ 1560.683987][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffba8a3aa1
[ 1560.684386][    C1] RBP: ffffffffbe636820 R08: 0000000000000001 R09: fffffbfff7b8d284
[ 1560.684787][    C1] R10: ffffffffbdc69427 R11: 0000000000000000 R12: 0000000000000e10
[ 1560.685185][    C1] R13: ffffffffbe636930 R14: ffffffffbe636820 R15: ffff888004f80000
[ 1560.685595][ C1] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1560.685902][ C1] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:616) 
[ 1560.686132][ C1] process_output_block (drivers/tty/n_tty.c:574) 
[ 1560.686402][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) 
[ 1560.686742][ C1] n_tty_write (drivers/tty/n_tty.c:2380) 
[ 1560.686985][ C1] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2350) 
[ 1560.687242][ C1] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 1560.687533][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1560.687773][ C1] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) 
[ 1560.688037][ C1] iterate_tty_write (drivers/tty/tty_io.c:1021) 
[ 1560.688299][ C1] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1096) 
[ 1560.688595][ C1] vfs_write (./include/linux/fs.h:2085 fs/read_write.c:497 fs/read_write.c:590) 
[ 1560.688821][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1560.689066][ C1] ? __pfx_vfs_write (fs/read_write.c:571) 
[ 1560.689312][ C1] ? __might_fault (mm/memory.c:6060 mm/memory.c:6053) 
[ 1560.689567][ C1] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 1560.689811][ C1] ksys_write (fs/read_write.c:643) 
[ 1560.690032][ C1] ? __pfx_ksys_write (fs/read_write.c:633) 
[ 1560.690291][ C1] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 1560.690529][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[ 1560.690832][    C1] RIP: 0033:0x7f7a89158957
[ 1560.691061][ C1] 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
[ 1560.692035][    C1] RSP: 002b:00007ffd87ec51c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1560.692460][    C1] RAX: ffffffffffffffda RBX: 0000564e54042f80 RCX: 00007f7a89158957
[ 1560.692858][    C1] RDX: 0000000000000001 RSI: 0000564e54042f80 RDI: 0000000000000001
[ 1560.693257][    C1] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1560.693657][    C1] R10: 0000000000000001 R11: 0000000000000246 R12: 0000564e5402f560


Finger prints:
dump_stack_lvl:__report_bad_irq:note_interrupt:handle_irq_event