[  480.772578] tc (5388) used greatest stack depth: 11992 bytes left
[  489.148525] irq 4: nobody cared (try booting with the "irqpoll" option)
[  489.148641] CPU: 3 UID: 0 PID: 4593 Comm: perl Not tainted 6.11.0-virtme #1
[  489.148683] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  489.148762] Call Trace:
[  489.148786]  <IRQ>
[  489.148810]  dump_stack_lvl+0x55/0x70
[  489.148847]  __report_bad_irq+0x2b/0xc0
[  489.148879]  note_interrupt+0x2a7/0x2f0
[  489.148905]  handle_irq_event+0x72/0x80
[  489.148931]  handle_edge_irq+0x8b/0x230
[  489.148956]  __common_interrupt+0x3c/0xb0
[  489.148984]  common_interrupt+0x80/0x90
[  489.149016]  </IRQ>
[  489.149033]  <TASK>
[  489.149051]  asm_common_interrupt+0x26/0x40
[  489.149083] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  489.149125] 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 3c 87 c9 4a <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  489.149227] RSP: 0018:ffffaaed00e1bd60 EFLAGS: 00000286
[  489.149270] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  489.149329] RDX: ffffffffb4f8733d RSI: 0000000000000286 RDI: ffffffffb68f9360
[  489.149387] RBP: ffff977ec1f1c000 R08: 00000071f6aa23da R09: 0000000000000001
[  489.149445] R10: ffff977ec1293df8 R11: 0000000000000000 R12: ffffffffb68f9360
[  489.149504] R13: 0000000000000286 R14: ffff977ec1292c00 R15: ffff977ec1293c00
[  489.149564]  ? rpm_suspend+0x1ad/0x5e0
[  489.149603]  uart_write+0x89/0x150
[  489.149644]  n_tty_write+0x1a6/0x520
[  489.149683]  ? __pfx_woken_wake_function+0x10/0x10
[  489.149729]  file_tty_write.constprop.0+0x14d/0x330
[  489.149775]  vfs_write+0x332/0x460
[  489.149814]  ksys_write+0x63/0xe0
[  489.149845]  do_syscall_64+0x9e/0x1a0
[  489.149875]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  489.149923] RIP: 0033:0x7f1b76fde957
[  489.149957] 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
[  489.150095] RSP: 002b:00007fff9a1fe688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  489.150153] RAX: ffffffffffffffda RBX: 000055c520a6c0b0 RCX: 00007f1b76fde957
[  489.150212] RDX: 0000000000000001 RSI: 000055c520a6c0b0 RDI: 0000000000000001
[  489.150270] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  489.150329] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c520a58580
[  489.150394] R13: 000055c520a392a0 R14: 0000000000000001 R15: 000055c520a58580
[  489.150450]  </TASK>
[  489.150468] handlers:
[  489.150487] [<00000000b3d9b137>] serial8250_interrupt
[  489.150535] Disabling IRQ #4