======================================
| # 88.97 [+0.00] [  980.393257] veth1: left promiscuous mode
| # 88.97 [+0.00] [  980.393557] br1: port 1(veth1) entered disabled state
| # 88.97 [+0.00] [ 1005.500138] tc (11525) used greatest stack depth: 23312 bytes left
| # 88.98 [+0.00] [ 1036.258891] irq 51: nobody cared (try booting with the "irqpoll" option)
# 88.98 [+0.00] [ 1036.259575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 89.00 [+0.01] [ 1036.259787] Call Trace:
# 89.00 [+0.00] [ 1036.259930]  <IRQ>
# 89.00 [+0.00] [ 1036.260106] dump_stack_lvl (lib/dump_stack.c:123)
# 89.00 [+0.00] [ 1036.260327] __report_bad_irq (kernel/irq/spurious.c:214)
# 89.00 [+0.00] [ 1036.260502] note_interrupt (kernel/irq/spurious.c:423)
# 89.00 [+0.00] [ 1036.260674] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210)
# 89.00 [+0.00] [ 1036.260841] handle_edge_irq (kernel/irq/chip.c:833)
# 89.00 [+0.00] [ 1036.261018] __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)
# 89.00 [+0.00] [ 1036.261190] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14))
# 89.00 [+0.00] [ 1036.261361]  </IRQ>
# 89.00 [+0.00] [ 1036.261451]  <TASK>
# 89.01 [+0.00] [ 1036.261538] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693)
# 89.01 [+0.00] [ 1036.261717] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
# 89.01 [+0.00] [ 1036.261939] Code: 10 e8 61 0b 8c fd 48 89 ef e8 19 80 8c 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 55 05 d4 49 <74> 0e 5b 5d c3 cc cc cc cc e8 0f c8 b1 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	61                   	(bad)
   3:	0b 8c fd 48 89 ef e8 	or     -0x171076b8(%rbp,%rdi,8),%ecx
   a:	19 80 8c fd 81 e3    	sbb    %eax,-0x1c7e0274(%rax)
  10:	00 02                	add    %al,(%rdx)
  12:	00 00                	add    %al,(%rax)
  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 55 05 d4 49 	decl   %gs:0x49d40555(%rip)        # 0x49d4057f
  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 0f c8 b1 fd       	call   0xfffffffffdb1c847
  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 0f c8 b1 fd       	call   0xfffffffffdb1c81d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
# 89.01 [+0.00] [ 1036.262518] RSP: 0018:ffffc90001317aa0 EFLAGS: 00000286
# 89.01 [+0.00] [ 1036.262734] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff72c4967
# 89.02 [+0.00] [ 1036.262986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb62fbfc1
# 89.02 [+0.00] [ 1036.263235] RBP: ffffffffb9eeb800 R08: 0000000000000001 R09: fffffbfff72bffef
# 89.02 [+0.00] [ 1036.263484] R10: ffffffffb95fff7f R11: ffff88800e608040 R12: 00000000ffffffff
# 89.02 [+0.00] [ 1036.263730] R13: 0000000000000001 R14: ffffffffb9eeb908 R15: 00000000ffffffff
# 89.02 [+0.00] [ 1036.263991] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
# 89.02 [+0.00] [ 1036.264205] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636)
# 89.03 [+0.00] [ 1036.264342] process_output_block (drivers/tty/n_tty.c:574)
# 89.03 [+0.00] [ 1036.264509] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
# 89.03 [+0.00] [ 1036.264721] n_tty_write (drivers/tty/n_tty.c:2390)
# 89.03 [+0.00] [ 1036.264893] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360)
# 89.03 [+0.00] [ 1036.265057] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
# 89.03 [+0.00] [ 1036.265233] ? __pfx_woken_wake_function (kernel/sched/wait.c:439)
# 89.03 [+0.00] [ 1036.265412] ? lock_acquire (kernel/locking/lockdep.c:5822)
# 89.03 [+0.00] [ 1036.265576] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967)
# 89.03 [+0.00] [ 1036.265748] iterate_tty_write (drivers/tty/tty_io.c:1015)
# 89.04 [+0.00] [ 1036.265919] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
# 89.04 [+0.00] [ 1036.266125] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090)
# 89.04 [+0.00] [ 1036.266297] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
# 89.04 [+0.00] [ 1036.266444] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
# 89.04 [+0.00] [ 1036.266607] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
# 89.04 [+0.00] [ 1036.266773] ? lock_acquire (kernel/locking/lockdep.c:5822)
# 89.05 [+0.00] [ 1036.266947] ? __pfx_vfs_write (fs/read_write.c:660)
# 89.05 [+0.00] [ 1036.267120] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 37))
# 89.05 [+0.00] [ 1036.267307] ? __rseq_handle_notify_resume (kernel/rseq.c:333)
# 89.05 [+0.00] [ 1036.267522] ksys_write (fs/read_write.c:731)
# 89.05 [+0.00] [ 1036.267670] ? __pfx_ksys_write (fs/read_write.c:721)
# 89.05 [+0.00] [ 1036.267844] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
# 89.05 [+0.00] [ 1036.268010] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
# 89.05 [+0.00] [ 1036.268232] RIP: 0033:0x7f3c10698b77
# 89.05 [+0.00] [ 1036.268403] 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
# 89.06 [+0.00] [ 1036.268978] RSP: 002b:00007ffeee5a84a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 89.06 [+0.00] [ 1036.269234] RAX: ffffffffffffffda RBX: 00005617e5a353f0 RCX: 00007f3c10698b77
# 89.06 [+0.00] [ 1036.269483] RDX: 0000000000000001 RSI: 00005617e5a353f0 RDI: 0000000000000001
# 89.06 [+0.00] [ 1036.269727] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 89.07 [+0.00] [ 1036.269975] R10: 0000000000000001 R11: 0000000000000246 R12: 00005617e5a205e0
# 89.07 [+0.00] [ 1036.270220] R13: 00005617e5a012a0 R14: 0000000000000001 R15: 00005617e5a205e0
| xx__-> echo $?
| 0
| xx__-> [ 1005.500138][T11525] tc (11525) used greatest stack depth: 23312 bytes left
| [ 1036.258891][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1036.259575][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1036.259787][    C0] Call Trace:
[ 1036.259930][    C0]  <IRQ>
[ 1036.260106][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 1036.260327][ C0] __report_bad_irq (kernel/irq/spurious.c:214)
[ 1036.260502][ C0] note_interrupt (kernel/irq/spurious.c:423)
[ 1036.260674][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210)
[ 1036.260841][ C0] handle_edge_irq (kernel/irq/chip.c:833)
[ 1036.261018][ C0] __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)
[ 1036.261190][ C0] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14))
[ 1036.261361][    C0]  </IRQ>
[ 1036.261451][    C0]  <TASK>
[ 1036.261538][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693)
[ 1036.261717][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[ 1036.261939][ C0] Code: 10 e8 61 0b 8c fd 48 89 ef e8 19 80 8c 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 55 05 d4 49 <74> 0e 5b 5d c3 cc cc cc cc e8 0f c8 b1 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	61                   	(bad)
   3:	0b 8c fd 48 89 ef e8 	or     -0x171076b8(%rbp,%rdi,8),%ecx
   a:	19 80 8c fd 81 e3    	sbb    %eax,-0x1c7e0274(%rax)
  10:	00 02                	add    %al,(%rdx)
  12:	00 00                	add    %al,(%rax)
  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 55 05 d4 49 	decl   %gs:0x49d40555(%rip)        # 0x49d4057f
  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 0f c8 b1 fd       	call   0xfffffffffdb1c847
  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 0f c8 b1 fd       	call   0xfffffffffdb1c81d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[ 1036.262518][    C0] RSP: 0018:ffffc90001317aa0 EFLAGS: 00000286
[ 1036.262734][    C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff72c4967
[ 1036.262986][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb62fbfc1
[ 1036.263235][    C0] RBP: ffffffffb9eeb800 R08: 0000000000000001 R09: fffffbfff72bffef
[ 1036.263484][    C0] R10: ffffffffb95fff7f R11: ffff88800e608040 R12: 00000000ffffffff
[ 1036.263730][    C0] R13: 0000000000000001 R14: ffffffffb9eeb908 R15: 00000000ffffffff
[ 1036.263991][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
[ 1036.264205][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636)
[ 1036.264342][ C0] process_output_block (drivers/tty/n_tty.c:574)
[ 1036.264509][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 1036.264721][ C0] n_tty_write (drivers/tty/n_tty.c:2390)
[ 1036.264893][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360)
[ 1036.265057][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 1036.265233][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439)
[ 1036.265412][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 1036.265576][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967)
[ 1036.265748][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015)
[ 1036.265919][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
[ 1036.266125][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090)
[ 1036.266297][ C0] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
[ 1036.266444][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 1036.266607][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 1036.266773][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 1036.266947][ C0] ? __pfx_vfs_write (fs/read_write.c:660)
[ 1036.267120][ C0] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 37))
[ 1036.267307][ C0] ? __rseq_handle_notify_resume (kernel/rseq.c:333)
[ 1036.267522][ C0] ksys_write (fs/read_write.c:731)
[ 1036.267670][ C0] ? __pfx_ksys_write (fs/read_write.c:721)
[ 1036.267844][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 1036.268010][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 1036.268232][    C0] RIP: 0033:0x7f3c10698b77
[ 1036.268403][ C0] 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
[ 1036.268978][    C0] RSP: 002b:00007ffeee5a84a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1036.269234][    C0] RAX: ffffffffffffffda RBX: 00005617e5a353f0 RCX: 00007f3c10698b77
[ 1036.269483][    C0] RDX: 0000000000000001 RSI: 00005617e5a353f0 RDI: 0000000000000001
[ 1036.269727][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1036.269975][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 00005617e5a205e0


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