======================================
| # 121.79 [+0.00] [ 1067.526438] [T21641] veth1: left promiscuous mode
| # 121.80 [+0.00] [ 1067.526681] [T21641] br1: port 1(veth1) entered disabled state
| # 121.80 [+0.00] [ 1104.919667] [T22549] tc (22549) used greatest stack depth: 23696 bytes left
| # 121.80 [+0.00] [ 1121.437442] [    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
# 121.81 [+0.01] [ 1121.437792] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 121.82 [+0.00] [ 1121.437794] [    C0] Call Trace:
# 121.82 [+0.00] [ 1121.437796] [    C0]  <IRQ>
# 121.82 [+0.00] [ 1121.437797] [    C0]  dump_stack_lvl (lib/dump_stack.c:122)
# 121.82 [+0.00] [ 1121.437807] [    C0]  __report_bad_irq (kernel/irq/spurious.c:170)
# 121.83 [+0.00] [ 1121.437812] [    C0]  note_interrupt.cold (kernel/irq/spurious.c:372)
# 121.83 [+0.00] [ 1121.437814] [    C0]  ? serial8250_get_port (drivers/tty/serial/8250/8250_core.c:74)
# 121.83 [+0.00] [ 1121.437818] [    C0]  ? poll_spurious_irqs (kernel/irq/spurious.c:223)
# 121.84 [+0.00] [ 1121.437831] [    C0]  handle_irq_event (kernel/irq/handle.c:253 kernel/irq/handle.c:265)
# 121.84 [+0.00] [ 1121.437833] [    C0]  handle_edge_irq (kernel/irq/chip.c:857)
# 121.84 [+0.00] [ 1121.437837] [    C0]  __common_interrupt (./include/asm-generic/irq_regs.h:28 arch/x86/kernel/irq.c:329)
# 121.84 [+0.00] [ 1121.437841] [    C0]  ? __sysvec_apic_timer_interrupt (./include/asm-generic/irq_regs.h:29 (discriminator 6) arch/x86/kernel/apic/apic.c:1065 (discriminator 6))
# 121.85 [+0.00] [ 1121.437844] [    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 121.85 [+0.00] [ 1121.437848] [    C0]  </IRQ>
# 121.85 [+0.00] [ 1121.437849] [    C0]  <TASK>
# 121.85 [+0.00] [ 1121.437850] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 121.86 [+0.00] [ 1121.437853] [    C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
# 121.86 [+0.00] [ 1121.437857] [    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f1 68 de fd 48 89 df e8 59 ba de fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 f0 f1 d1 fd 65 8b 05 29 34 05 02 85 c0 74 12 5b
All code
========
   0:	f5                   	cmc
   1:	53                   	push   %rbx
   2:	48 8b 74 24 10       	mov    0x10(%rsp),%rsi
   7:	48 89 fb             	mov    %rdi,%rbx
   a:	48 83 c7 18          	add    $0x18,%rdi
   e:	e8 f1 68 de fd       	call   0xfffffffffdde6904
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 59 ba de fd       	call   0xfffffffffddeba74
  1b:	f7 c5 00 02 00 00    	test   $0x200,%ebp
  21:	75 1f                	jne    0x42
  23:	9c                   	pushf
  24:	58                   	pop    %rax
  25:	f6 c4 02             	test   $0x2,%ah
  28:	75 2f                	jne    0x59
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 f0 f1 d1 fd       	call   0xfffffffffdd1f224
  34:	65 8b 05 29 34 05 02 	mov    %gs:0x2053429(%rip),%eax        # 0x2053464
  3b:	85 c0                	test   %eax,%eax
  3d:	74 12                	je     0x51
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 f0 f1 d1 fd       	call   0xfffffffffdd1f1fa
   a:	65 8b 05 29 34 05 02 	mov    %gs:0x2053429(%rip),%eax        # 0x205343a
  11:	85 c0                	test   %eax,%eax
  13:	74 12                	je     0x27
  15:	5b                   	pop    %rbx
# 121.87 [+0.01] [ 1121.437858] [    C0] RSP: 0018:ffa00000049bfa70 EFLAGS: 00000246
# 121.88 [+0.00] [ 1121.437862] [    C0] RAX: 0000000000000082 RBX: ffffffff9c993520 RCX: ffffffff998fec13
# 121.88 [+0.00] [ 1121.437863] [    C0] RDX: ff11000014f9c540 RSI: ffffffff9a1b67f7 RDI: ffffffff99c6b280
# 121.88 [+0.00] [ 1121.437864] [    C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
# 121.89 [+0.00] [ 1121.437865] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9c993628
# 121.89 [+0.00] [ 1121.437865] [    C0] R13: 0000000000000001 R14: ffffffff9c993660 R15: ff1100000217b400
# 121.90 [+0.00] [ 1121.437869] [    C0]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 ./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
# 121.90 [+0.00] [ 1121.437873] [    C0]  uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:92 drivers/tty/serial/serial_core.c:88 drivers/tty/serial/serial_core.c:634)
# 121.90 [+0.00] [ 1121.437878] [    C0]  process_output_block (drivers/tty/n_tty.c:557)
# 121.91 [+0.00] [ 1121.437883] [    C0]  n_tty_write (drivers/tty/n_tty.c:2367)
# 121.91 [+0.00] [ 1121.437885] [    C0]  ? _copy_from_iter (./arch/x86/include/asm/smap.h:47 ./arch/x86/include/asm/uaccess_64.h:121 ./arch/x86/include/asm/uaccess_64.h:141 lib/iov_iter.c:67 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
# 121.91 [+0.00] [ 1121.437890] [    C0]  ? n_tty_receive_signal_char (drivers/tty/n_tty.c:2337)
# 121.92 [+0.00] [ 1121.437893] [    C0]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1126 (discriminator 1))
# 121.92 [+0.00] [ 1121.437895] [    C0]  ? __init_waitqueue_head (kernel/sched/wait.c:458)
# 121.92 [+0.00] [ 1121.437899] [    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
# 121.93 [+0.00] [ 1121.437901] [    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
# 121.93 [+0.00] [ 1121.437906] [    C0]  iterate_tty_write (drivers/tty/tty_io.c:1007)
# 121.93 [+0.00] [ 1121.437909] [    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
# 121.93 [+0.00] [ 1121.437912] [    C0]  file_tty_write.isra.0 (drivers/tty/tty_io.c:1081)
# 121.94 [+0.00] [ 1121.437914] [    C0]  ? redirected_tty_write (drivers/tty/tty_io.c:1101)
# 121.94 [+0.00] [ 1121.437916] [    C0]  new_sync_write (fs/read_write.c:594 (discriminator 1))
# 121.94 [+0.00] [ 1121.437919] [    C0]  ? new_sync_read (fs/read_write.c:492 (discriminator 1))
# 121.95 [+0.00] [ 1121.437923] [    C0]  ? new_sync_read (fs/read_write.c:584)
# 121.95 [+0.00] [ 1121.437924] [    C0]  ? generic_atomic_write_valid (fs/read_write.c:482)
# 121.95 [+0.00] [ 1121.437928] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 121.96 [+0.00] [ 1121.437933] [    C0]  vfs_write (fs/read_write.c:686)
# 121.96 [+0.00] [ 1121.437935] [    C0]  ? vfs_read (fs/read_write.c:572)
# 121.96 [+0.00] [ 1121.437939] [    C0]  ksys_write (fs/read_write.c:739)
# 121.96 [+0.00] [ 1121.437942] [    C0]  ? __ia32_sys_read (fs/read_write.c:728)
# 121.97 [+0.00] [ 1121.437945] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 121.97 [+0.00] [ 1121.437949] [    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
# 121.97 [+0.00] [ 1121.437951] [    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:131)
# 121.98 [+0.00] [ 1121.437953] [    C0] RIP: 0033:0x7f9922ec2c5e
# 121.98 [+0.00] [ 1121.437957] [    C0] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
# 121.99 [+0.01] [ 1121.437958] [    C0] RSP: 002b:00007ffef761b200 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
# 121.99 [+0.00] [ 1121.437959] [    C0] RAX: ffffffffffffffda RBX: 000056144c80f430 RCX: 00007f9922ec2c5e
# 122.00 [+0.00] [ 1121.437960] [    C0] RDX: 0000000000000001 RSI: 000056144c80f430 RDI: 0000000000000001
# 122.00 [+0.00] [ 1121.437961] [    C0] RBP: 00007ffef761b210 R08: 0000000000000000 R09: 0000000000000000
# 122.01 [+0.00] [ 1121.437962] [    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
# 122.01 [+0.00] [ 1121.437962] [    C0] R13: 000056144c7d0010 R14: 0000000000000001 R15: 000056144c80f430
| cho $?
| 0
| xx__-> [ 1104.919667][T22549] tc (22549) used greatest stack depth: 23696 bytes left
| [ 1121.437442][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1121.437792][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1121.437794][    C0] Call Trace:
[ 1121.437796][    C0]  <IRQ>
[ 1121.437797][    C0]  dump_stack_lvl (lib/dump_stack.c:122)
[ 1121.437807][    C0]  __report_bad_irq (kernel/irq/spurious.c:170)
[ 1121.437812][    C0]  note_interrupt.cold (kernel/irq/spurious.c:372)
[ 1121.437814][    C0]  ? serial8250_get_port (drivers/tty/serial/8250/8250_core.c:74)
[ 1121.437818][    C0]  ? poll_spurious_irqs (kernel/irq/spurious.c:223)
[ 1121.437831][    C0]  handle_irq_event (kernel/irq/handle.c:253 kernel/irq/handle.c:265)
[ 1121.437833][    C0]  handle_edge_irq (kernel/irq/chip.c:857)
[ 1121.437837][    C0]  __common_interrupt (./include/asm-generic/irq_regs.h:28 arch/x86/kernel/irq.c:329)
[ 1121.437841][    C0]  ? __sysvec_apic_timer_interrupt (./include/asm-generic/irq_regs.h:29 (discriminator 6) arch/x86/kernel/apic/apic.c:1065 (discriminator 6))
[ 1121.437844][    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[ 1121.437848][    C0]  </IRQ>
[ 1121.437849][    C0]  <TASK>
[ 1121.437850][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[ 1121.437853][    C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[ 1121.437857][    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f1 68 de fd 48 89 df e8 59 ba de fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 f0 f1 d1 fd 65 8b 05 29 34 05 02 85 c0 74 12 5b
All code
========
   0:	f5                   	cmc
   1:	53                   	push   %rbx
   2:	48 8b 74 24 10       	mov    0x10(%rsp),%rsi
   7:	48 89 fb             	mov    %rdi,%rbx
   a:	48 83 c7 18          	add    $0x18,%rdi
   e:	e8 f1 68 de fd       	call   0xfffffffffdde6904
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 59 ba de fd       	call   0xfffffffffddeba74
  1b:	f7 c5 00 02 00 00    	test   $0x200,%ebp
  21:	75 1f                	jne    0x42
  23:	9c                   	pushf
  24:	58                   	pop    %rax
  25:	f6 c4 02             	test   $0x2,%ah
  28:	75 2f                	jne    0x59
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 f0 f1 d1 fd       	call   0xfffffffffdd1f224
  34:	65 8b 05 29 34 05 02 	mov    %gs:0x2053429(%rip),%eax        # 0x2053464
  3b:	85 c0                	test   %eax,%eax
  3d:	74 12                	je     0x51
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 f0 f1 d1 fd       	call   0xfffffffffdd1f1fa
   a:	65 8b 05 29 34 05 02 	mov    %gs:0x2053429(%rip),%eax        # 0x205343a
  11:	85 c0                	test   %eax,%eax
  13:	74 12                	je     0x27
  15:	5b                   	pop    %rbx
[ 1121.437858][    C0] RSP: 0018:ffa00000049bfa70 EFLAGS: 00000246
[ 1121.437862][    C0] RAX: 0000000000000082 RBX: ffffffff9c993520 RCX: ffffffff998fec13
[ 1121.437863][    C0] RDX: ff11000014f9c540 RSI: ffffffff9a1b67f7 RDI: ffffffff99c6b280
[ 1121.437864][    C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 1121.437865][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9c993628
[ 1121.437865][    C0] R13: 0000000000000001 R14: ffffffff9c993660 R15: ff1100000217b400
[ 1121.437869][    C0]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 ./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
[ 1121.437873][    C0]  uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:92 drivers/tty/serial/serial_core.c:88 drivers/tty/serial/serial_core.c:634)
[ 1121.437878][    C0]  process_output_block (drivers/tty/n_tty.c:557)
[ 1121.437883][    C0]  n_tty_write (drivers/tty/n_tty.c:2367)
[ 1121.437885][    C0]  ? _copy_from_iter (./arch/x86/include/asm/smap.h:47 ./arch/x86/include/asm/uaccess_64.h:121 ./arch/x86/include/asm/uaccess_64.h:141 lib/iov_iter.c:67 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[ 1121.437890][    C0]  ? n_tty_receive_signal_char (drivers/tty/n_tty.c:2337)
[ 1121.437893][    C0]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1126 (discriminator 1))
[ 1121.437895][    C0]  ? __init_waitqueue_head (kernel/sched/wait.c:458)
[ 1121.437899][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 1121.437901][    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
[ 1121.437906][    C0]  iterate_tty_write (drivers/tty/tty_io.c:1007)
[ 1121.437909][    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
[ 1121.437912][    C0]  file_tty_write.isra.0 (drivers/tty/tty_io.c:1081)
[ 1121.437914][    C0]  ? redirected_tty_write (drivers/tty/tty_io.c:1101)
[ 1121.437916][    C0]  new_sync_write (fs/read_write.c:594 (discriminator 1))
[ 1121.437919][    C0]  ? new_sync_read (fs/read_write.c:492 (discriminator 1))
[ 1121.437923][    C0]  ? new_sync_read (fs/read_write.c:584)
[ 1121.437924][    C0]  ? generic_atomic_write_valid (fs/read_write.c:482)
[ 1121.437928][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 1121.437933][    C0]  vfs_write (fs/read_write.c:686)
[ 1121.437935][    C0]  ? vfs_read (fs/read_write.c:572)
[ 1121.437939][    C0]  ksys_write (fs/read_write.c:739)
[ 1121.437942][    C0]  ? __ia32_sys_read (fs/read_write.c:728)
[ 1121.437945][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[ 1121.437949][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[ 1121.437951][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:131)
[ 1121.437953][    C0] RIP: 0033:0x7f9922ec2c5e
[ 1121.437957][    C0] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[ 1121.437958][    C0] RSP: 002b:00007ffef761b200 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1121.437959][    C0] RAX: ffffffffffffffda RBX: 000056144c80f430 RCX: 00007f9922ec2c5e
[ 1121.437960][    C0] RDX: 0000000000000001 RSI: 000056144c80f430 RDI: 0000000000000001
[ 1121.437961][    C0] RBP: 00007ffef761b210 R08: 0000000000000000 R09: 0000000000000000
[ 1121.437962][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001


Finger prints:
__report_bad_irq:handle_irq_event:handle_edge_irq:__common_interrupt:common_interrupt