[  546.426782] irq 51: nobody cared (try booting with the "irqpoll" option)
[  546.426862] CPU: 0 UID: 0 PID: 2516 Comm: perl Not tainted 6.19.0-rc4-virtme #1 PREEMPT(voluntary) 
[  546.426865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  546.426866] Call Trace:
[  546.426870]  <IRQ>
[  546.426873]  dump_stack_lvl+0x4d/0x70
[  546.426879]  __report_bad_irq+0x35/0xb8
[  546.426881]  note_interrupt.cold+0x28/0x66
[  546.426882]  handle_irq_event+0x6e/0x80
[  546.426885]  handle_edge_irq+0xbc/0x180
[  546.426887]  __common_interrupt+0x40/0xd0
[  546.426890]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  546.426891]  common_interrupt+0x7a/0x90
[  546.426895]  </IRQ>
[  546.426896]  <TASK>
[  546.426896]  asm_common_interrupt+0x26/0x40
[  546.426898] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  546.426901] 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 e4 b2 e8 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  546.426902] RSP: 0018:ff67f68840f67d38 EFLAGS: 00000286
[  546.426904] RAX: 00000000ffffffff RBX: ff2c1cd801f28000 RCX: 0000000000000017
[  546.426905] RDX: ffffffffa91ce9f5 RSI: 0000000000000282 RDI: ffffffffaa4c1680
[  546.426905] RBP: 0000000000000001 R08: 0000000000000001 R09: ff2c1cd801c22c00
[  546.426906] R10: ff67f68840f67e68 R11: 0000000000000001 R12: ffffffffaa4c1680
[  546.426906] R13: ff67f6884035d000 R14: ff2c1cd801c22c00 R15: 0000000000000282
[  546.426907]  ? rpm_suspend+0x185/0x5e0
[  546.426911]  uart_write+0xb4/0x270
[  546.426914]  n_tty_write+0x155/0x560
[  546.426916]  ? swake_up_all+0xd0/0xd0
[  546.426918]  file_tty_write.isra.0+0x15b/0x2a0
[  546.426919]  vfs_write+0x258/0x4d0
[  546.426923]  ksys_write+0x73/0xe0
[  546.426924]  do_syscall_64+0xa4/0xfc0
[  546.426926]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  546.426927] RIP: 0033:0x7fe558dd5c5e
[  546.426929] 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
[  546.426930] RSP: 002b:00007fff5b099030 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  546.426931] RAX: ffffffffffffffda RBX: 000056069fc7f200 RCX: 00007fe558dd5c5e
[  546.426931] RDX: 0000000000000001 RSI: 000056069fc7f200 RDI: 0000000000000001
[  546.426931] RBP: 00007fff5b099040 R08: 0000000000000000 R09: 0000000000000000
[  546.426932] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  546.426932] R13: 000056069fc40010 R14: 0000000000000001 R15: 000056069fc7f200
[  546.426933]  </TASK>
[  546.426933] handlers:
[  546.428181] [<00000000a644f428>] serial8250_interrupt
[  546.428209] Disabling IRQ #51