[  654.465030] irq 4: nobody cared (try booting with the "irqpoll" option)
[  654.465154] CPU: 3 UID: 0 PID: 13768 Comm: perl Not tainted 6.11.0-rc1-virtme #1
[  654.465206] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  654.465272] Call Trace:
[  654.465296]  <IRQ>
[  654.465321]  dump_stack_lvl+0x55/0x70
[  654.465360]  __report_bad_irq+0x2b/0xc0
[  654.465395]  note_interrupt+0x2a7/0x2f0
[  654.465423]  handle_irq_event+0x72/0x80
[  654.465454]  handle_edge_irq+0x8b/0x230
[  654.465480]  __common_interrupt+0x3c/0xb0
[  654.465511]  common_interrupt+0x80/0x90
[  654.465544]  </IRQ>
[  654.465563]  <TASK>
[  654.465582]  asm_common_interrupt+0x26/0x40
[  654.465617] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  654.465653] 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 cc e8 09 58 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  654.465759] RSP: 0018:ffffa0fe023fbd60 EFLAGS: 00000286
[  654.465797] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  654.465843] RDX: ffffffffa7b8607d RSI: 0000000000000286 RDI: ffffffffa94f6560
[  654.465890] RBP: ffff91f041fc4000 R08: 000000987148f72e R09: 0000000000000001
[  654.465936] R10: ffff91f0425fcdf8 R11: 0000000000000000 R12: ffffffffa94f6560
[  654.465983] R13: 0000000000000286 R14: ffff91f0425fd000 R15: ffff91f0425fcc00
[  654.466030]  ? rpm_suspend+0x1ad/0x5e0
[  654.466064]  uart_write+0x89/0x150
[  654.466099]  n_tty_write+0x1a6/0x520
[  654.466133]  ? __pfx_woken_wake_function+0x10/0x10
[  654.466172]  file_tty_write.constprop.0+0x14d/0x330
[  654.466205]  vfs_write+0x332/0x460
[  654.466239]  ksys_write+0x63/0xe0
[  654.466267]  do_syscall_64+0x9e/0x1a0
[  654.466299]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  654.466336] RIP: 0033:0x7fac59532957
[  654.466364] 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
[  654.466464] RSP: 002b:00007ffdc696e8c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  654.466511] RAX: ffffffffffffffda RBX: 000055b4c9f08fd0 RCX: 00007fac59532957
[  654.466557] RDX: 0000000000000001 RSI: 000055b4c9f08fd0 RDI: 0000000000000001
[  654.466603] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  654.466651] R10: 0000000000000001 R11: 0000000000000246 R12: 000055b4c9ef5560
[  654.466698] R13: 000055b4c9ed62a0 R14: 0000000000000001 R15: 000055b4c9ef5560
[  654.466763]  </TASK>
[  654.466788] handlers:
[  654.466816] [<00000000168486db>] serial8250_interrupt
[  654.466867] Disabling IRQ #4