[  648.280617] irq 51: nobody cared (try booting with the "irqpoll" option)
[  648.280695] CPU: 0 UID: 0 PID: 23689 Comm: perl Not tainted 6.19.0-rc2-virtme #1 PREEMPT(voluntary) 
[  648.280698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  648.280699] Call Trace:
[  648.280702]  <IRQ>
[  648.280704]  dump_stack_lvl+0x4d/0x70
[  648.280710]  __report_bad_irq+0x35/0xb8
[  648.280713]  note_interrupt.cold+0x28/0x66
[  648.280714]  handle_irq_event+0x6e/0x80
[  648.280717]  handle_edge_irq+0xbc/0x180
[  648.280719]  __common_interrupt+0x40/0xd0
[  648.280722]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  648.280723]  common_interrupt+0x7a/0x90
[  648.280727]  </IRQ>
[  648.280728]  <TASK>
[  648.280728]  asm_common_interrupt+0x26/0x40
[  648.280730] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  648.280733] 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 c2 e8 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  648.280734] RSP: 0018:ff34e5efc21a3d38 EFLAGS: 00000286
[  648.280736] RAX: 00000000ffffffff RBX: ff1779ca81d80000 RCX: 0000000000000017
[  648.280737] RDX: ffffffffb91ce935 RSI: 0000000000000282 RDI: ffffffffba4c0680
[  648.280737] RBP: 0000000000000001 R08: 0000000000000001 R09: ff1779ca81ec6000
[  648.280737] R10: ff34e5efc21a3e68 R11: 0000000000000001 R12: ffffffffba4c0680
[  648.280738] R13: ff34e5efc0365000 R14: ff1779ca81ec6000 R15: 0000000000000282
[  648.280739]  ? rpm_suspend+0x185/0x5e0
[  648.280744]  uart_write+0xb4/0x270
[  648.280747]  n_tty_write+0x155/0x560
[  648.280749]  ? swake_up_all+0xd0/0xd0
[  648.280751]  file_tty_write.isra.0+0x15b/0x2a0
[  648.280752]  vfs_write+0x258/0x4d0
[  648.280756]  ? sched_balance_softirq+0x104/0x300
[  648.280758]  ksys_write+0x73/0xe0
[  648.280759]  do_syscall_64+0xa4/0xfc0
[  648.280761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  648.280762] RIP: 0033:0x7fb87941ec5e
[  648.280764] 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
[  648.280764] RSP: 002b:00007ffe19af19c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  648.280765] RAX: ffffffffffffffda RBX: 0000561c4d643130 RCX: 00007fb87941ec5e
[  648.280766] RDX: 0000000000000001 RSI: 0000561c4d643130 RDI: 0000000000000001
[  648.280766] RBP: 00007ffe19af19d0 R08: 0000000000000000 R09: 0000000000000000
[  648.280766] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  648.280767] R13: 0000561c4d604010 R14: 0000000000000001 R15: 0000561c4d643130
[  648.280768]  </TASK>
[  648.280768] handlers:
[  648.282018] [<00000000ac28b68d>] serial8250_interrupt
[  648.282050] Disabling IRQ #51