[  272.677660] irq 51: nobody cared (try booting with the "irqpoll" option)
[  272.677754] CPU: 0 UID: 0 PID: 3797 Comm: perl Not tainted 6.18.0-rc7-virtme #1 PREEMPT(voluntary) 
[  272.677757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  272.677758] Call Trace:
[  272.677761]  <IRQ>
[  272.677764]  dump_stack_lvl+0x4d/0x70
[  272.677771]  __report_bad_irq+0x35/0xb8
[  272.677773]  note_interrupt.cold+0x28/0x66
[  272.677774]  handle_irq_event+0x6e/0x70
[  272.677778]  handle_edge_irq+0xbc/0x180
[  272.677779]  __common_interrupt+0x40/0xd0
[  272.677783]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  272.677785]  common_interrupt+0x82/0xa0
[  272.677789]  </IRQ>
[  272.677790]  <TASK>
[  272.677790]  asm_common_interrupt+0x26/0x40
[  272.677792] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  272.677796] Code: 00 66 90 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d 54 0a e9 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  272.677797] RSP: 0018:ff77c92500ac3d38 EFLAGS: 00000286
[  272.677799] RAX: 00000000ffffffff RBX: ff2a479001fec000 RCX: 0000000000000017
[  272.677800] RDX: ffffffffb7fb9bd5 RSI: 0000000000000286 RDI: ffffffffb92ae3c0
[  272.677800] RBP: 0000000000000001 R08: 0000000000000001 R09: ff77c92500ac3e68
[  272.677800] R10: ff2a479001ee2000 R11: 0000000000000001 R12: ffffffffb92ae3c0
[  272.677801] R13: ff77c9250034f2a8 R14: ff2a479001ee2000 R15: 0000000000000286
[  272.677801]  ? rpm_suspend+0x185/0x5e0
[  272.677806]  uart_write+0xb4/0x270
[  272.677809]  n_tty_write+0x153/0x530
[  272.677812]  ? swake_up_all+0xd0/0xd0
[  272.677813]  file_tty_write.isra.0+0x15b/0x2a0
[  272.677815]  vfs_write+0x258/0x4d0
[  272.677819]  ? __hrtimer_run_queues+0x161/0x2a0
[  272.677821]  ksys_write+0x73/0xe0
[  272.677822]  do_syscall_64+0xa4/0xfd0
[  272.677824]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  272.677825] RIP: 0033:0x7f01b9d2cc5e
[  272.677826] 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
[  272.677827] RSP: 002b:00007ffdf9c9ce10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  272.677828] RAX: ffffffffffffffda RBX: 0000560906a23120 RCX: 00007f01b9d2cc5e
[  272.677828] RDX: 0000000000000001 RSI: 0000560906a23120 RDI: 0000000000000001
[  272.677828] RBP: 00007ffdf9c9ce20 R08: 0000000000000000 R09: 0000000000000000
[  272.677829] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  272.677829] R13: 00005609069e4010 R14: 0000000000000001 R15: 0000560906a23120
[  272.677830]  </TASK>
[  272.677830] handlers:
[  272.679118] [<0000000040aaaabc>] serial8250_interrupt
[  272.679159] Disabling IRQ #51