[  410.937272] irq 4: nobody cared (try booting with the "irqpoll" option)
[  410.937429] CPU: 3 UID: 0 PID: 18744 Comm: perl Not tainted 6.12.0-rc3-virtme #1
[  410.937496] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  410.937583] Call Trace:
[  410.937607]  <IRQ>
[  410.937633]  dump_stack_lvl+0x55/0x70
[  410.937678]  __report_bad_irq+0x2b/0xc0
[  410.937717]  note_interrupt+0x2a7/0x2f0
[  410.937749]  handle_irq_event+0x72/0x80
[  410.937783]  handle_edge_irq+0x8b/0x230
[  410.937817]  __common_interrupt+0x3c/0xb0
[  410.937858]  common_interrupt+0x80/0x90
[  410.937893]  </IRQ>
[  410.937917]  <TASK>
[  410.937935]  asm_common_interrupt+0x26/0x40
[  410.937974] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  410.938022] 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 5b 88 64 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  410.938152] RSP: 0018:ffffb7b741673d60 EFLAGS: 00000286
[  410.938196] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  410.938253] RDX: ffffffff9b39b26d RSI: 0000000000000282 RDI: ffffffff9cd0c120
[  410.938309] RBP: ffff921081da4000 R08: 0000005fc0069e4b R09: 0000000000000001
[  410.938366] R10: ffff9210828099f8 R11: 0000000000000000 R12: 0000000000000001
[  410.938426] R13: ffffffff9cd0c120 R14: 0000000000000282 R15: ffff921082809800
[  410.938481]  ? rpm_suspend+0x1ad/0x5e0
[  410.938519]  uart_write+0xb2/0x270
[  410.938558]  n_tty_write+0x1a3/0x520
[  410.938598]  ? __pfx_woken_wake_function+0x10/0x10
[  410.938642]  file_tty_write.constprop.0+0x147/0x330
[  410.938679]  vfs_write+0x335/0x470
[  410.938720]  ksys_write+0x63/0xe0
[  410.938752]  do_syscall_64+0x9e/0x1a0
[  410.938787]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  410.938832] RIP: 0033:0x7fb5aa30c957
[  410.938865] 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
[  410.938993] RSP: 002b:00007ffe99034698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  410.939056] RAX: ffffffffffffffda RBX: 00005568a151e0b0 RCX: 00007fb5aa30c957
[  410.939114] RDX: 0000000000000001 RSI: 00005568a151e0b0 RDI: 0000000000000001
[  410.939167] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  410.939222] R10: 0000000000000001 R11: 0000000000000246 R12: 00005568a150a580
[  410.939277] R13: 00005568a14eb2a0 R14: 0000000000000001 R15: 00005568a150a580
[  410.939332]  </TASK>
[  410.939349] handlers:
[  410.939376] [<00000000f2e36027>] serial8250_interrupt
[  410.939431] Disabling IRQ #4