[  645.018276] irq 4: nobody cared (try booting with the "irqpoll" option)
[  645.018386] CPU: 3 PID: 4685 Comm: perl Not tainted 6.10.0-rc3-virtme #1
[  645.018426] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  645.018500] Call Trace:
[  645.018522]  <IRQ>
[  645.018545]  dump_stack_lvl+0x55/0x70
[  645.018587]  __report_bad_irq+0x2b/0xc0
[  645.018615]  note_interrupt+0x2a7/0x2f0
[  645.018641]  handle_irq_event+0x72/0x80
[  645.018673]  handle_edge_irq+0x8b/0x230
[  645.018698]  __common_interrupt+0x3c/0xb0
[  645.018728]  common_interrupt+0x80/0x90
[  645.018754]  </IRQ>
[  645.018770]  <TASK>
[  645.018783]  asm_common_interrupt+0x26/0x40
[  645.018816] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  645.018852] 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 ab 5c <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  645.018958] RSP: 0018:ffffa33341293d60 EFLAGS: 00000286
[  645.018994] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  645.019046] RDX: ffffffffa3170cfd RSI: 0000000000000282 RDI: ffffffffa4ae4540
[  645.019088] RBP: ffff9565c1f04000 R08: 0000009641d729a8 R09: 0000000000000001
[  645.019132] R10: ffff9565c128e9f8 R11: 0000000000000000 R12: ffffffffa4ae4540
[  645.019183] R13: 0000000000000282 R14: ffff9565c128f800 R15: ffff9565c128e800
[  645.019233]  ? rpm_suspend+0x1ad/0x5e0
[  645.019267]  uart_write+0x89/0x160
[  645.019296]  n_tty_write+0x1a6/0x520
[  645.019324]  ? __pfx_woken_wake_function+0x10/0x10
[  645.019357]  file_tty_write.constprop.0+0x14d/0x330
[  645.019389]  vfs_write+0x32f/0x460
[  645.019420]  ksys_write+0x63/0xe0
[  645.019446]  do_syscall_64+0x9e/0x1a0
[  645.019472]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  645.019507] RIP: 0033:0x7ffa0686f957
[  645.019543] 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
[  645.019646] RSP: 002b:00007fff3fe03e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  645.019695] RAX: ffffffffffffffda RBX: 000055eb87022110 RCX: 00007ffa0686f957
[  645.019739] RDX: 0000000000000001 RSI: 000055eb87022110 RDI: 0000000000000001
[  645.019783] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  645.019828] R10: 0000000000000001 R11: 0000000000000246 R12: 000055eb8700e560
[  645.019878] R13: 000055eb86fef2a0 R14: 0000000000000001 R15: 000055eb8700e560
[  645.019923]  </TASK>
[  645.019940] handlers:
[  645.019953] [<0000000064c17908>] serial8250_interrupt
[  645.019984] Disabling IRQ #4