[  252.852447] irq 4: nobody cared (try booting with the "irqpoll" option)
[  252.852564] CPU: 3 PID: 3361 Comm: perl Not tainted 6.10.0-rc2-virtme #1
[  252.852614] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  252.852706] Call Trace:
[  252.852733]  <IRQ>
[  252.852758]  dump_stack_lvl+0x55/0x70
[  252.852797]  __report_bad_irq+0x2b/0xc0
[  252.852829]  note_interrupt+0x2a7/0x2f0
[  252.852860]  handle_irq_event+0x72/0x80
[  252.852897]  handle_edge_irq+0x8b/0x230
[  252.852926]  __common_interrupt+0x3c/0xb0
[  252.852957]  common_interrupt+0x80/0x90
[  252.852995]  </IRQ>
[  252.853013]  <TASK>
[  252.853035]  asm_common_interrupt+0x26/0x40
[  252.853077] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  252.853120] 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 9c 55 8b 51 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  252.853234] RSP: 0018:ffffbadf802b7d60 EFLAGS: 00000286
[  252.853287] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  252.853341] RDX: ffffffffae36fe4d RSI: 0000000000000282 RDI: ffffffffafce7540
[  252.853394] RBP: ffff9c6cc1ec8000 R08: 0000003af0755e4a R09: 0000000000000001
[  252.853446] R10: ffff9c6cc26bc9f8 R11: 0000000000000000 R12: ffffffffafce7540
[  252.853499] R13: 0000000000000282 R14: ffff9c6cc26bcc00 R15: ffff9c6cc26bc800
[  252.853569]  ? rpm_suspend+0x1ad/0x5e0
[  252.853607]  uart_write+0x89/0x160
[  252.853644]  n_tty_write+0x1a6/0x520
[  252.853676]  ? __pfx_woken_wake_function+0x10/0x10
[  252.853718]  file_tty_write.constprop.0+0x14d/0x330
[  252.853758]  vfs_write+0x32f/0x460
[  252.853797]  ksys_write+0x63/0xe0
[  252.853826]  do_syscall_64+0x9e/0x1a0
[  252.853855]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  252.853894] RIP: 0033:0x7fdcd1abe957
[  252.853925] 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
[  252.854060] RSP: 002b:00007ffcca456168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  252.854112] RAX: ffffffffffffffda RBX: 00005623533e0fd0 RCX: 00007fdcd1abe957
[  252.854164] RDX: 0000000000000001 RSI: 00005623533e0fd0 RDI: 0000000000000001
[  252.854220] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  252.854273] R10: 0000000000000001 R11: 0000000000000246 R12: 00005623533cd560
[  252.854326] R13: 00005623533ae2a0 R14: 0000000000000001 R15: 00005623533cd560
[  252.854378]  </TASK>
[  252.854407] handlers:
[  252.854429] [<0000000068bc9673>] serial8250_interrupt
[  252.854471] Disabling IRQ #4