[  417.223779] irq 4: nobody cared (try booting with the "irqpoll" option)
[  417.223903] CPU: 3 UID: 0 PID: 4466 Comm: perl Not tainted 6.12.0-rc4-virtme #1
[  417.223953] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  417.224017] Call Trace:
[  417.224042]  <IRQ>
[  417.224068]  dump_stack_lvl+0x55/0x70
[  417.224112]  __report_bad_irq+0x2b/0xc0
[  417.224149]  note_interrupt+0x2a7/0x2f0
[  417.224175]  handle_irq_event+0x72/0x80
[  417.224202]  handle_edge_irq+0x8b/0x230
[  417.224238]  __common_interrupt+0x3c/0xb0
[  417.224268]  common_interrupt+0x80/0x90
[  417.224298]  </IRQ>
[  417.224317]  <TASK>
[  417.224336]  asm_common_interrupt+0x26/0x40
[  417.224367] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  417.224402] 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 7c 5a a8 6e <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  417.224524] RSP: 0018:ffff9abfc1543d60 EFLAGS: 00000286
[  417.224560] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  417.224620] RDX: ffffffff9119ba3d RSI: 0000000000000282 RDI: ffffffff92b0c120
[  417.224673] RBP: ffff8ac601e3c000 R08: 00000061376c0096 R09: 0000000000000001
[  417.224722] R10: ffff8ac6012909f8 R11: 0000000000000000 R12: 0000000000000001
[  417.224780] R13: ffffffff92b0c120 R14: 0000000000000282 R15: ffff8ac601290800
[  417.224831]  ? rpm_suspend+0x1ad/0x5e0
[  417.224866]  uart_write+0xb2/0x270
[  417.224907]  n_tty_write+0x1a3/0x520
[  417.224945]  ? __pfx_woken_wake_function+0x10/0x10
[  417.224981]  file_tty_write.constprop.0+0x147/0x330
[  417.225014]  vfs_write+0x335/0x470
[  417.225055]  ksys_write+0x63/0xe0
[  417.225082]  do_syscall_64+0x9e/0x1a0
[  417.225109]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  417.225147] RIP: 0033:0x7f13deb0f957
[  417.225173] 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
[  417.225277] RSP: 002b:00007ffec17cf978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  417.225321] RAX: ffffffffffffffda RBX: 000055d2afc0f1f0 RCX: 00007f13deb0f957
[  417.225366] RDX: 0000000000000001 RSI: 000055d2afc0f1f0 RDI: 0000000000000001
[  417.225412] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  417.225456] R10: 0000000000000001 R11: 0000000000000246 R12: 000055d2afbfb580
[  417.225513] R13: 000055d2afbdc2a0 R14: 0000000000000001 R15: 000055d2afbfb580
[  417.225558]  </TASK>
[  417.225575] handlers:
[  417.225593] [<00000000e6e33e0a>] serial8250_interrupt
[  417.225632] Disabling IRQ #4