[  677.121891] irq 4: nobody cared (try booting with the "irqpoll" option)
[  677.122047] CPU: 3 UID: 0 PID: 29541 Comm: perl Not tainted 6.12.0-rc2-virtme #1
[  677.122120] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  677.122218] Call Trace:
[  677.122252]  <IRQ>
[  677.122284]  dump_stack_lvl+0x55/0x70
[  677.122334]  __report_bad_irq+0x2b/0xc0
[  677.122380]  note_interrupt+0x2a7/0x2f0
[  677.122425]  handle_irq_event+0x72/0x80
[  677.122464]  handle_edge_irq+0x8b/0x230
[  677.122501]  __common_interrupt+0x3c/0xb0
[  677.122544]  common_interrupt+0x80/0x90
[  677.122588]  </IRQ>
[  677.122615]  <TASK>
[  677.122642]  asm_common_interrupt+0x26/0x40
[  677.122691] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  677.122747] 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 0c 7b c8 7b <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  677.122899] RSP: 0018:ffffbe78815a3d60 EFLAGS: 00000286
[  677.122953] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  677.123022] RDX: ffffffff83f9af7d RSI: 0000000000000282 RDI: ffffffff85909120
[  677.123089] RBP: ffff9c6bc1d30000 R08: 0000009db6a11728 R09: 0000000000000001
[  677.123155] R10: ffff9c6bc1e31df8 R11: 0000000000000000 R12: 0000000000000001
[  677.123219] R13: ffffffff85909120 R14: 0000000000000282 R15: ffff9c6bc1e31c00
[  677.123287]  ? rpm_suspend+0x1ad/0x5e0
[  677.123336]  uart_write+0xb2/0x270
[  677.123383]  n_tty_write+0x1a3/0x520
[  677.123424]  ? __pfx_woken_wake_function+0x10/0x10
[  677.123476]  file_tty_write.constprop.0+0x147/0x330
[  677.123529]  vfs_write+0x335/0x470
[  677.123576]  ksys_write+0x63/0xe0
[  677.123617]  do_syscall_64+0x9e/0x1a0
[  677.123662]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  677.123716] RIP: 0033:0x7efe233d7957
[  677.123756] 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
[  677.123901] RSP: 002b:00007ffdd0b16c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  677.123967] RAX: ffffffffffffffda RBX: 00005559269331f0 RCX: 00007efe233d7957
[  677.124034] RDX: 0000000000000001 RSI: 00005559269331f0 RDI: 0000000000000001
[  677.124100] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  677.124168] R10: 0000000000000001 R11: 0000000000000246 R12: 000055592691f580
[  677.124234] R13: 00005559269002a0 R14: 0000000000000001 R15: 000055592691f580
[  677.124303]  </TASK>
[  677.124329] handlers:
[  677.124355] [<000000007b5b4313>] serial8250_interrupt
[  677.124410] Disabling IRQ #4