[  409.448929] tc (19780) used greatest stack depth: 11992 bytes left
[  414.024820] irq 4: nobody cared (try booting with the "irqpoll" option)
[  414.024951] CPU: 3 UID: 0 PID: 18555 Comm: perl Not tainted 6.11.0-virtme #1
[  414.025028] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  414.025133] Call Trace:
[  414.025167]  <IRQ>
[  414.025200]  dump_stack_lvl+0x55/0x70
[  414.025251]  __report_bad_irq+0x2b/0xc0
[  414.025297]  note_interrupt+0x2a7/0x2f0
[  414.025335]  handle_irq_event+0x72/0x80
[  414.025377]  handle_edge_irq+0x8b/0x230
[  414.025419]  __common_interrupt+0x3c/0xb0
[  414.025460]  common_interrupt+0x80/0x90
[  414.025504]  </IRQ>
[  414.025531]  <TASK>
[  414.025553]  asm_common_interrupt+0x26/0x40
[  414.025600] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  414.025657] 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 a9 44 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  414.025815] RSP: 0018:ffffb63c4129bd60 EFLAGS: 00000286
[  414.025864] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  414.025935] RDX: ffffffffbb18733d RSI: 0000000000000286 RDI: ffffffffbcaf9360
[  414.026007] RBP: ffff9d5e01dd8000 R08: 00000060795fc18c R09: 0000000000000001
[  414.026077] R10: ffff9d5e028159f8 R11: 0000000000000000 R12: ffffffffbcaf9360
[  414.026150] R13: 0000000000000286 R14: ffff9d5e02815400 R15: ffff9d5e02815800
[  414.026214]  ? rpm_suspend+0x1ad/0x5e0
[  414.026258]  uart_write+0x89/0x150
[  414.026304]  n_tty_write+0x1a6/0x520
[  414.026344]  ? __pfx_woken_wake_function+0x10/0x10
[  414.026395]  file_tty_write.constprop.0+0x14d/0x330
[  414.026447]  vfs_write+0x332/0x460
[  414.026490]  ksys_write+0x63/0xe0
[  414.026528]  do_syscall_64+0x9e/0x1a0
[  414.026569]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  414.026623] RIP: 0033:0x7facebc80957
[  414.026659] 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
[  414.026813] RSP: 002b:00007ffda7e9c6a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  414.026887] RAX: ffffffffffffffda RBX: 00005655681970b0 RCX: 00007facebc80957
[  414.026955] RDX: 0000000000000001 RSI: 00005655681970b0 RDI: 0000000000000001
[  414.027021] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  414.027085] R10: 0000000000000001 R11: 0000000000000246 R12: 0000565568183580
[  414.027153] R13: 00005655681642a0 R14: 0000000000000001 R15: 0000565568183580
[  414.027227]  </TASK>
[  414.027247] handlers:
[  414.027269] [<000000003d69b413>] serial8250_interrupt
[  414.027321] Disabling IRQ #4