======================================
| # 124.73 [+0.00] [  634.024597] [T17392] GACT probability NOT on
| # 124.73 [+0.00] [  636.653783] [T17564] Mirror/redirect action on
| # 124.73 [+0.00] [  636.664063] [T17563] tc (17563) used greatest stack depth: 24032 bytes left
| # 124.74 [+0.00] [  658.242193] [    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
# 124.75 [+0.01] [  658.242565] [    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 124.75 [+0.00] [  658.242567] [    C0] Call Trace:
# 124.75 [+0.00] [  658.242569] [    C0]  <IRQ>
# 124.75 [+0.00] [  658.242570] [    C0]  dump_stack_lvl (lib/dump_stack.c:122)
# 124.76 [+0.00] [  658.242583] [    C0]  __report_bad_irq (kernel/irq/spurious.c:170)
# 124.76 [+0.00] [  658.242588] [    C0]  note_interrupt.cold (kernel/irq/spurious.c:372)
# 124.76 [+0.00] [  658.242590] [    C0]  ? serial8250_get_port (drivers/tty/serial/8250/8250_core.c:74)
# 124.76 [+0.00] [  658.242595] [    C0]  ? poll_spurious_irqs (kernel/irq/spurious.c:223)
# 124.77 [+0.00] [  658.242601] [    C0]  handle_irq_event (kernel/irq/handle.c:253 kernel/irq/handle.c:265)
# 124.77 [+0.00] [  658.242604] [    C0]  handle_edge_irq (kernel/irq/chip.c:857)
# 124.77 [+0.00] [  658.242610] [    C0]  __common_interrupt (./include/asm-generic/irq_regs.h:28 arch/x86/kernel/irq.c:329)
# 124.78 [+0.00] [  658.242613] [    C0]  ? __sysvec_apic_timer_interrupt (./include/asm-generic/irq_regs.h:29 (discriminator 6) arch/x86/kernel/apic/apic.c:1065 (discriminator 6))
# 124.78 [+0.00] [  658.242617] [    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
# 124.78 [+0.00] [  658.242622] [    C0]  </IRQ>
# 124.78 [+0.00] [  658.242623] [    C0]  <TASK>
# 124.78 [+0.00] [  658.242624] [    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
# 124.79 [+0.00] [  658.242627] [    C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
# 124.79 [+0.00] [  658.242630] [    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 51 87 df fd 48 89 df e8 b9 d8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 f0 2e d3 fd 65 8b 05 c9 11 06 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 51 87 df fd       	call   0xfffffffffddf8764
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 b9 d8 df fd       	call   0xfffffffffddfd8d4
  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 2e d3 fd       	call   0xfffffffffdd32f24
  34:	65 8b 05 c9 11 06 02 	mov    %gs:0x20611c9(%rip),%eax        # 0x2061204
  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 2e d3 fd       	call   0xfffffffffdd32efa
   a:	65 8b 05 c9 11 06 02 	mov    %gs:0x20611c9(%rip),%eax        # 0x20611da
  11:	85 c0                	test   %eax,%eax
  13:	74 12                	je     0x27
  15:	5b                   	pop    %rbx
# 124.80 [+0.01] [  658.242632] [    C0] RSP: 0018:ffa000000dbb7a70 EFLAGS: 00000246
# 124.81 [+0.00] [  658.242636] [    C0] RAX: 0000000000000082 RBX: ffffffffa998d4e0 RCX: ffffffffa68eae73
# 124.81 [+0.00] [  658.242637] [    C0] RDX: ff11000008de0040 RSI: ffffffffa71b3a4c RDI: ffffffffa6c6ae00
# 124.81 [+0.00] [  658.242638] [    C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
# 124.82 [+0.00] [  658.242639] [    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffa998d5e8
# 124.82 [+0.00] [  658.242639] [    C0] R13: 0000000000000001 R14: ffffffffa998d620 R15: ff11000001fe3400
# 124.83 [+0.00] [  658.242643] [    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)
# 124.83 [+0.00] [  658.242648] [    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)
# 124.83 [+0.00] [  658.242653] [    C0]  process_output_block (drivers/tty/n_tty.c:557)
# 124.84 [+0.00] [  658.242658] [    C0]  n_tty_write (drivers/tty/n_tty.c:2367)
# 124.84 [+0.00] [  658.242660] [    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)
# 124.84 [+0.00] [  658.242666] [    C0]  ? n_tty_receive_signal_char (drivers/tty/n_tty.c:2337)
# 124.84 [+0.00] [  658.242668] [    C0]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1126 (discriminator 1))
# 124.85 [+0.00] [  658.242670] [    C0]  ? __init_waitqueue_head (kernel/sched/wait.c:458)
# 124.85 [+0.00] [  658.242674] [    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
# 124.85 [+0.00] [  658.242677] [    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
# 124.86 [+0.00] [  658.242682] [    C0]  iterate_tty_write (drivers/tty/tty_io.c:1007)
# 124.86 [+0.00] [  658.242685] [    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
# 124.86 [+0.00] [  658.242688] [    C0]  file_tty_write.isra.0 (drivers/tty/tty_io.c:1081)
# 124.87 [+0.00] [  658.242691] [    C0]  ? redirected_tty_write (drivers/tty/tty_io.c:1101)
# 124.87 [+0.00] [  658.242693] [    C0]  new_sync_write (fs/read_write.c:594 (discriminator 1))
# 124.87 [+0.00] [  658.242696] [    C0]  ? new_sync_read (fs/read_write.c:492 (discriminator 1))
# 124.87 [+0.00] [  658.242699] [    C0]  ? new_sync_read (fs/read_write.c:584)
# 124.88 [+0.00] [  658.242701] [    C0]  ? generic_atomic_write_valid (fs/read_write.c:482)
# 124.88 [+0.00] [  658.242705] [    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
# 124.88 [+0.00] [  658.242711] [    C0]  vfs_write (fs/read_write.c:686)
# 124.88 [+0.00] [  658.242714] [    C0]  ? vfs_read (fs/read_write.c:572)
# 124.89 [+0.00] [  658.242717] [    C0]  ksys_write (fs/read_write.c:739)
# 124.89 [+0.00] [  658.242720] [    C0]  ? __ia32_sys_read (fs/read_write.c:728)
# 124.89 [+0.00] [  658.242723] [    C0]  ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:108 arch/x86/entry/syscall_64.c:90)
# 124.90 [+0.00] [  658.242725] [    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
# 124.90 [+0.00] [  658.242729] [    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
# 124.90 [+0.00] [  658.242731] [    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:131)
# 124.90 [+0.00] [  658.242733] [    C0] RIP: 0033:0x7fd9d28d7c5e
# 124.91 [+0.00] [  658.242736] [    C0] Code: 4d 89 d8 e8 14 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 14 bd 00 00       	call   0xbd1c
   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
# 124.92 [+0.01] [  658.242738] [    C0] RSP: 002b:00007ffce0d9a840 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
# 124.92 [+0.00] [  658.242739] [    C0] RAX: ffffffffffffffda RBX: 000056333c9514f0 RCX: 00007fd9d28d7c5e
# 124.93 [+0.00] [  658.242740] [    C0] RDX: 0000000000000001 RSI: 000056333c9514f0 RDI: 0000000000000001
# 124.93 [+0.00] [  658.242741] [    C0] RBP: 00007ffce0d9a850 R08: 0000000000000000 R09: 0000000000000000
# 124.93 [+0.00] [  658.242742] [    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
# 124.94 [+0.00] [  658.242742] [    C0] R13: 000056333c912010 R14: 0000000000000001 R15: 000056333c9514f0
| xx__-> [  634.024597][T17392] GACT probability NOT on
| [  636.653783][T17564] Mirror/redirect action on
| [  636.664063][T17563] tc (17563) used greatest stack depth: 24032 bytes left
| [  658.242193][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  658.242565][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  658.242567][    C0] Call Trace:
[  658.242569][    C0]  <IRQ>
[  658.242570][    C0]  dump_stack_lvl (lib/dump_stack.c:122)
[  658.242583][    C0]  __report_bad_irq (kernel/irq/spurious.c:170)
[  658.242588][    C0]  note_interrupt.cold (kernel/irq/spurious.c:372)
[  658.242590][    C0]  ? serial8250_get_port (drivers/tty/serial/8250/8250_core.c:74)
[  658.242595][    C0]  ? poll_spurious_irqs (kernel/irq/spurious.c:223)
[  658.242601][    C0]  handle_irq_event (kernel/irq/handle.c:253 kernel/irq/handle.c:265)
[  658.242604][    C0]  handle_edge_irq (kernel/irq/chip.c:857)
[  658.242610][    C0]  __common_interrupt (./include/asm-generic/irq_regs.h:28 arch/x86/kernel/irq.c:329)
[  658.242613][    C0]  ? __sysvec_apic_timer_interrupt (./include/asm-generic/irq_regs.h:29 (discriminator 6) arch/x86/kernel/apic/apic.c:1065 (discriminator 6))
[  658.242617][    C0]  common_interrupt (arch/x86/kernel/irq.c:319 (discriminator 49))
[  658.242622][    C0]  </IRQ>
[  658.242623][    C0]  <TASK>
[  658.242624][    C0]  asm_common_interrupt (./arch/x86/include/asm/idtentry.h:688)
[  658.242627][    C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[  658.242630][    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 51 87 df fd 48 89 df e8 b9 d8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 f0 2e d3 fd 65 8b 05 c9 11 06 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 51 87 df fd       	call   0xfffffffffddf8764
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 b9 d8 df fd       	call   0xfffffffffddfd8d4
  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 2e d3 fd       	call   0xfffffffffdd32f24
  34:	65 8b 05 c9 11 06 02 	mov    %gs:0x20611c9(%rip),%eax        # 0x2061204
  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 2e d3 fd       	call   0xfffffffffdd32efa
   a:	65 8b 05 c9 11 06 02 	mov    %gs:0x20611c9(%rip),%eax        # 0x20611da
  11:	85 c0                	test   %eax,%eax
  13:	74 12                	je     0x27
  15:	5b                   	pop    %rbx
[  658.242632][    C0] RSP: 0018:ffa000000dbb7a70 EFLAGS: 00000246
[  658.242636][    C0] RAX: 0000000000000082 RBX: ffffffffa998d4e0 RCX: ffffffffa68eae73
[  658.242637][    C0] RDX: ff11000008de0040 RSI: ffffffffa71b3a4c RDI: ffffffffa6c6ae00
[  658.242638][    C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[  658.242639][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffa998d5e8
[  658.242639][    C0] R13: 0000000000000001 R14: ffffffffa998d620 R15: ff11000001fe3400
[  658.242643][    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)
[  658.242648][    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)
[  658.242653][    C0]  process_output_block (drivers/tty/n_tty.c:557)
[  658.242658][    C0]  n_tty_write (drivers/tty/n_tty.c:2367)
[  658.242660][    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)
[  658.242666][    C0]  ? n_tty_receive_signal_char (drivers/tty/n_tty.c:2337)
[  658.242668][    C0]  ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1126 (discriminator 1))
[  658.242670][    C0]  ? __init_waitqueue_head (kernel/sched/wait.c:458)
[  658.242674][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[  658.242677][    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
[  658.242682][    C0]  iterate_tty_write (drivers/tty/tty_io.c:1007)
[  658.242685][    C0]  ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
[  658.242688][    C0]  file_tty_write.isra.0 (drivers/tty/tty_io.c:1081)
[  658.242691][    C0]  ? redirected_tty_write (drivers/tty/tty_io.c:1101)
[  658.242693][    C0]  new_sync_write (fs/read_write.c:594 (discriminator 1))
[  658.242696][    C0]  ? new_sync_read (fs/read_write.c:492 (discriminator 1))
[  658.242699][    C0]  ? new_sync_read (fs/read_write.c:584)
[  658.242701][    C0]  ? generic_atomic_write_valid (fs/read_write.c:482)
[  658.242705][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  658.242711][    C0]  vfs_write (fs/read_write.c:686)
[  658.242714][    C0]  ? vfs_read (fs/read_write.c:572)
[  658.242717][    C0]  ksys_write (fs/read_write.c:739)
[  658.242720][    C0]  ? __ia32_sys_read (fs/read_write.c:728)
[  658.242723][    C0]  ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:108 arch/x86/entry/syscall_64.c:90)
[  658.242725][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  658.242729][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[  658.242731][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:131)
[  658.242733][    C0] RIP: 0033:0x7fd9d28d7c5e
[  658.242736][    C0] Code: 4d 89 d8 e8 14 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 14 bd 00 00       	call   0xbd1c
   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
[  658.242738][    C0] RSP: 002b:00007ffce0d9a840 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  658.242739][    C0] RAX: ffffffffffffffda RBX: 000056333c9514f0 RCX: 00007fd9d28d7c5e
[  658.242740][    C0] RDX: 0000000000000001 RSI: 000056333c9514f0 RDI: 0000000000000001
[  658.242741][    C0] RBP: 00007ffce0d9a850 R08: 0000000000000000 R09: 0000000000000000
[  658.242742][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001


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