[  422.931765] irq 4: nobody cared (try booting with the "irqpoll" option)
[  422.931904] CPU: 3 UID: 0 PID: 18745 Comm: perl Not tainted 6.12.0-rc5-virtme #1
[  422.931978] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  422.932056] Call Trace:
[  422.932090]  <IRQ>
[  422.932117]  dump_stack_lvl+0x55/0x70
[  422.932159]  __report_bad_irq+0x2b/0xc0
[  422.932201]  note_interrupt+0x2a7/0x2f0
[  422.932233]  handle_irq_event+0x72/0x80
[  422.932264]  handle_edge_irq+0x8b/0x230
[  422.932300]  __common_interrupt+0x3c/0xb0
[  422.932338]  common_interrupt+0x80/0x90
[  422.932379]  </IRQ>
[  422.932403]  <TASK>
[  422.932428]  asm_common_interrupt+0x26/0x40
[  422.932470] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  422.932520] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d 1c 3a 08 48 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  422.932641] RSP: 0018:ffffb423c15c3d60 EFLAGS: 00000286
[  422.932696] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  422.932765] RDX: ffffffffb7b9c1cd RSI: 0000000000000282 RDI: ffffffffb950c120
[  422.932833] RBP: ffff8a48c1da4000 R08: 000000628a59a577 R09: 0000000000000001
[  422.932893] R10: ffff8a48c12905f8 R11: 0000000000000000 R12: 0000000000000001
[  422.932946] R13: ffffffffb950c120 R14: 0000000000000282 R15: ffff8a48c1290400
[  422.933001]  ? rpm_suspend+0x1ad/0x5e0
[  422.933042]  uart_write+0xb2/0x270
[  422.933090]  n_tty_write+0x1a3/0x520
[  422.933136]  ? __pfx_woken_wake_function+0x10/0x10
[  422.933184]  file_tty_write.constprop.0+0x147/0x330
[  422.933227]  vfs_write+0x33f/0x480
[  422.933269]  ksys_write+0x63/0xe0
[  422.933303]  do_syscall_64+0x9e/0x1a0
[  422.933336]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  422.933380] RIP: 0033:0x7f6c56b5f957
[  422.933414] 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
[  422.933545] RSP: 002b:00007ffe55b9ab78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  422.933602] RAX: ffffffffffffffda RBX: 00005606701110b0 RCX: 00007f6c56b5f957
[  422.933655] RDX: 0000000000000001 RSI: 00005606701110b0 RDI: 0000000000000001
[  422.933709] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  422.933762] R10: 0000000000000001 R11: 0000000000000246 R12: 00005606700fd580
[  422.933825] R13: 00005606700de2a0 R14: 0000000000000001 R15: 00005606700fd580
[  422.933880]  </TASK>
[  422.933901] handlers:
[  422.933922] [<000000007b05969a>] serial8250_interrupt
[  422.933981] Disabling IRQ #4