======================================
| # 88.78 [+0.00] [  975.457976] veth1: left allmulticast mode
| # 88.78 [+0.00] [  975.458188] veth1: left promiscuous mode
| # 88.78 [+0.00] [  975.458797] br: port 1(veth1) entered disabled state
| # 88.78 [+0.00] [ 1011.935481] irq 51: nobody cared (try booting with the "irqpoll" option)
# 88.78 [+0.00] [ 1011.936447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
# 88.79 [+0.00] [ 1011.936674] Call Trace:
# 88.79 [+0.00] [ 1011.936819]  <IRQ>
# 88.79 [+0.00] [ 1011.936919] dump_stack_lvl (lib/dump_stack.c:123)
# 88.79 [+0.00] [ 1011.937123] __report_bad_irq (kernel/irq/spurious.c:214)
# 88.79 [+0.00] [ 1011.937315] note_interrupt (kernel/irq/spurious.c:423)
# 88.79 [+0.00] [ 1011.937501] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210)
# 88.79 [+0.00] [ 1011.937686] handle_edge_irq (kernel/irq/chip.c:833)
# 88.80 [+0.00] [ 1011.937892] __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)
# 88.80 [+0.00] [ 1011.938080] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14))
# 88.80 [+0.00] [ 1011.938263]  </IRQ>
# 88.80 [+0.00] [ 1011.938361]  <TASK>
# 88.81 [+0.00] [ 1011.938456] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693)
# 88.81 [+0.00] [ 1011.938644] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
# 88.81 [+0.00] [ 1011.938883] Code: 10 e8 51 43 8c fd 48 89 ef e8 09 b8 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 f5 45 74 4a <74> 0e 5b 5d c3 cc cc cc cc e8 8f 0f b2 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	51                   	push   %rcx
   3:	43 8c fd             	rex.XB mov %?,%r13d
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 09 b8 8c fd       	call   0xfffffffffd8cb817
   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 f5 45 74 4a 	decl   %gs:0x4a7445f5(%rip)        # 0x4a74461f
  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 8f 0f b2 fd       	call   0xfffffffffdb20fc7
  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 8f 0f b2 fd       	call   0xfffffffffdb20f9d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
# 88.81 [+0.01] [ 1011.939529] RSP: 0018:ffffc90000c37aa0 EFLAGS: 00000286
# 88.82 [+0.00] [ 1011.939763] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff7184180
# 88.82 [+0.00] [ 1011.940039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb58f7f21
# 88.82 [+0.00] [ 1011.940312] RBP: ffffffffb94e7840 R08: 0000000000000001 R09: fffffbfff717f7ef
# 88.82 [+0.00] [ 1011.940592] R10: ffffffffb8bfbf7f R11: ffff88800b442300 R12: 00000000ffffffff
# 88.82 [+0.00] [ 1011.940866] R13: 0000000000000001 R14: ffffffffb94e7948 R15: 00000000ffffffff
# 88.83 [+0.00] [ 1011.941150] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
# 88.83 [+0.00] [ 1011.941392] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636)
# 88.83 [+0.00] [ 1011.941542] process_output_block (drivers/tty/n_tty.c:574)
# 88.83 [+0.00] [ 1011.941735] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
# 88.83 [+0.00] [ 1011.941966] n_tty_write (drivers/tty/n_tty.c:2390)
# 88.83 [+0.00] [ 1011.942155] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360)
# 88.83 [+0.00] [ 1011.942343] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
# 88.83 [+0.00] [ 1011.942526] ? __pfx_woken_wake_function (kernel/sched/wait.c:439)
# 88.84 [+0.00] [ 1011.942709] ? lock_acquire (kernel/locking/lockdep.c:5822)
# 88.84 [+0.00] [ 1011.942889] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967)
# 88.84 [+0.00] [ 1011.943088] iterate_tty_write (drivers/tty/tty_io.c:1015)
# 88.84 [+0.00] [ 1011.943276] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
# 88.84 [+0.00] [ 1011.943462] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090)
# 88.84 [+0.00] [ 1011.943647] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
# 88.84 [+0.00] [ 1011.943792] ? __pfx_vfs_write (fs/read_write.c:660)
# 88.84 [+0.00] [ 1011.943983] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10))
# 88.85 [+0.00] [ 1011.944173] ksys_write (fs/read_write.c:731)
# 88.85 [+0.00] [ 1011.944314] ? __pfx_ksys_write (fs/read_write.c:721)
# 88.85 [+0.00] [ 1011.944524] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
# 88.85 [+0.00] [ 1011.944713] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
# 88.85 [+0.00] [ 1011.944937] RIP: 0033:0x7f53a6d64b77
# 88.85 [+0.00] [ 1011.945124] 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
# 88.86 [+0.01] [ 1011.945755] RSP: 002b:00007ffc718d9b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
# 88.86 [+0.00] [ 1011.946031] RAX: ffffffffffffffda RBX: 000055abd73102b0 RCX: 00007f53a6d64b77
# 88.86 [+0.00] [ 1011.946297] RDX: 0000000000000001 RSI: 000055abd73102b0 RDI: 0000000000000001
# 88.86 [+0.00] [ 1011.946563] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
# 88.87 [+0.00] [ 1011.946838] R10: 0000000000000001 R11: 0000000000000246 R12: 000055abd72fb5e0
# 88.87 [+0.00] [ 1011.947105] R13: 000055abd72dc2a0 R14: 0000000000000001 R15: 000055abd72fb5e0
| make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests'
| xx__-> echo $?
| 0
| xx__-> [ 1011.935481][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1011.936447][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1011.936674][    C0] Call Trace:
[ 1011.936819][    C0]  <IRQ>
[ 1011.936919][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 1011.937123][ C0] __report_bad_irq (kernel/irq/spurious.c:214)
[ 1011.937315][ C0] note_interrupt (kernel/irq/spurious.c:423)
[ 1011.937501][ C0] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210)
[ 1011.937686][ C0] handle_edge_irq (kernel/irq/chip.c:833)
[ 1011.937892][ 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)
[ 1011.938080][ C0] common_interrupt (arch/x86/kernel/irq.c:278 (discriminator 14))
[ 1011.938263][    C0]  </IRQ>
[ 1011.938361][    C0]  <TASK>
[ 1011.938456][ C0] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:693)
[ 1011.938644][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[ 1011.938883][ C0] Code: 10 e8 51 43 8c fd 48 89 ef e8 09 b8 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 f5 45 74 4a <74> 0e 5b 5d c3 cc cc cc cc e8 8f 0f b2 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	51                   	push   %rcx
   3:	43 8c fd             	rex.XB mov %?,%r13d
   6:	48 89 ef             	mov    %rbp,%rdi
   9:	e8 09 b8 8c fd       	call   0xfffffffffd8cb817
   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 f5 45 74 4a 	decl   %gs:0x4a7445f5(%rip)        # 0x4a74461f
  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 8f 0f b2 fd       	call   0xfffffffffdb20fc7
  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 8f 0f b2 fd       	call   0xfffffffffdb20f9d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[ 1011.939529][    C0] RSP: 0018:ffffc90000c37aa0 EFLAGS: 00000286
[ 1011.939763][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff7184180
[ 1011.940039][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb58f7f21
[ 1011.940312][    C0] RBP: ffffffffb94e7840 R08: 0000000000000001 R09: fffffbfff717f7ef
[ 1011.940592][    C0] R10: ffffffffb8bfbf7f R11: ffff88800b442300 R12: 00000000ffffffff
[ 1011.940866][    C0] R13: 0000000000000001 R14: ffffffffb94e7948 R15: 00000000ffffffff
[ 1011.941150][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
[ 1011.941392][ C0] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:636)
[ 1011.941542][ C0] process_output_block (drivers/tty/n_tty.c:574)
[ 1011.941735][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 1011.941966][ C0] n_tty_write (drivers/tty/n_tty.c:2390)
[ 1011.942155][ C0] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2360)
[ 1011.942343][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 1011.942526][ C0] ? __pfx_woken_wake_function (kernel/sched/wait.c:439)
[ 1011.942709][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 1011.942889][ C0] ? iterate_tty_write (drivers/tty/tty_io.c:948 drivers/tty/tty_io.c:967)
[ 1011.943088][ C0] iterate_tty_write (drivers/tty/tty_io.c:1015)
[ 1011.943276][ C0] ? tty_ldisc_ref_wait (drivers/tty/tty_ldisc.c:244)
[ 1011.943462][ C0] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1090)
[ 1011.943647][ C0] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
[ 1011.943792][ C0] ? __pfx_vfs_write (fs/read_write.c:660)
[ 1011.943983][ C0] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10))
[ 1011.944173][ C0] ksys_write (fs/read_write.c:731)
[ 1011.944314][ C0] ? __pfx_ksys_write (fs/read_write.c:721)
[ 1011.944524][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 1011.944713][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 1011.944937][    C0] RIP: 0033:0x7f53a6d64b77
[ 1011.945124][ 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
[ 1011.945755][    C0] RSP: 002b:00007ffc718d9b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1011.946031][    C0] RAX: ffffffffffffffda RBX: 000055abd73102b0 RCX: 00007f53a6d64b77
[ 1011.946297][    C0] RDX: 0000000000000001 RSI: 000055abd73102b0 RDI: 0000000000000001
[ 1011.946563][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1011.946838][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055abd72fb5e0


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