[  417.210945] irq 4: nobody cared (try booting with the "irqpoll" option)
[  417.211066] CPU: 3 UID: 0 PID: 4465 Comm: perl Not tainted 6.12.0-rc2-virtme #1
[  417.211114] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  417.211180] Call Trace:
[  417.211204]  <IRQ>
[  417.211248]  dump_stack_lvl+0x55/0x70
[  417.211283]  __report_bad_irq+0x2b/0xc0
[  417.211318]  note_interrupt+0x2a7/0x2f0
[  417.211346]  handle_irq_event+0x72/0x80
[  417.211371]  handle_edge_irq+0x8b/0x230
[  417.211403]  __common_interrupt+0x3c/0xb0
[  417.211434]  common_interrupt+0x80/0x90
[  417.211463]  </IRQ>
[  417.211482]  <TASK>
[  417.211496]  asm_common_interrupt+0x26/0x40
[  417.211537] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  417.211572] 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 88 6f <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  417.211674] RSP: 0018:ffffbef88164bd60 EFLAGS: 00000286
[  417.211712] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  417.211757] RDX: ffffffff9039b93d RSI: 0000000000000282 RDI: ffffffff91d09120
[  417.211813] RBP: ffff962d01d6c000 R08: 000000613013011f R09: 0000000000000001
[  417.211860] R10: ffff962d025101f8 R11: 0000000000000000 R12: 0000000000000001
[  417.211909] R13: ffffffff91d09120 R14: 0000000000000282 R15: ffff962d02510000
[  417.211954]  ? rpm_suspend+0x1ad/0x5e0
[  417.211986]  uart_write+0xb2/0x270
[  417.212016]  n_tty_write+0x1a3/0x520
[  417.212045]  ? __pfx_woken_wake_function+0x10/0x10
[  417.212077]  file_tty_write.constprop.0+0x147/0x330
[  417.212109]  vfs_write+0x335/0x470
[  417.212141]  ksys_write+0x63/0xe0
[  417.212171]  do_syscall_64+0x9e/0x1a0
[  417.212203]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  417.212240] RIP: 0033:0x7fa6bcae6957
[  417.212268] 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
[  417.212370] RSP: 002b:00007ffd0c839e58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  417.212419] RAX: ffffffffffffffda RBX: 00005566d05741f0 RCX: 00007fa6bcae6957
[  417.212462] RDX: 0000000000000001 RSI: 00005566d05741f0 RDI: 0000000000000001
[  417.212507] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  417.212546] R10: 0000000000000001 R11: 0000000000000246 R12: 00005566d0560580
[  417.212588] R13: 00005566d05412a0 R14: 0000000000000001 R15: 00005566d0560580
[  417.212640]  </TASK>
[  417.212657] handlers:
[  417.212670] [<000000002fea3ce4>] serial8250_interrupt
[  417.212718] Disabling IRQ #4