[  640.267765] irq 4: nobody cared (try booting with the "irqpoll" option)
[  640.267914] CPU: 3 UID: 0 PID: 10004 Comm: perl Not tainted 6.10.0-virtme #1
[  640.267980] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  640.268072] Call Trace:
[  640.268100]  <IRQ>
[  640.268128]  dump_stack_lvl+0x55/0x70
[  640.268173]  __report_bad_irq+0x2b/0xc0
[  640.268210]  note_interrupt+0x2a7/0x2f0
[  640.268244]  handle_irq_event+0x72/0x80
[  640.268279]  handle_edge_irq+0x8b/0x230
[  640.268314]  __common_interrupt+0x3c/0xb0
[  640.268349]  common_interrupt+0x80/0x90
[  640.268387]  </IRQ>
[  640.268408]  <TASK>
[  640.268426]  asm_common_interrupt+0x26/0x40
[  640.268464] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  640.268506] 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 1c f8 69 4b <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  640.268639] RSP: 0018:ffffb73e80b23d60 EFLAGS: 00000286
[  640.268682] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  640.268736] RDX: ffffffffb45860fd RSI: 0000000000000286 RDI: ffffffffb5ef8560
[  640.268791] RBP: ffff8a3001dd8000 R08: 0000009524bb9441 R09: 0000000000000001
[  640.268846] R10: ffff8a30012909f8 R11: 0000000000000000 R12: ffffffffb5ef8560
[  640.268899] R13: 0000000000000286 R14: ffff8a3001293000 R15: ffff8a3001290800
[  640.268955]  ? rpm_suspend+0x1ad/0x5e0
[  640.268992]  uart_write+0x89/0x150
[  640.269024]  n_tty_write+0x1a6/0x520
[  640.269058]  ? __pfx_woken_wake_function+0x10/0x10
[  640.269100]  file_tty_write.constprop.0+0x14d/0x330
[  640.269144]  vfs_write+0x332/0x460
[  640.269181]  ksys_write+0x63/0xe0
[  640.269212]  do_syscall_64+0x9e/0x1a0
[  640.269248]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  640.269292] RIP: 0033:0x7f0d8011d957
[  640.269323] 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
[  640.269451] RSP: 002b:00007ffce82eef58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  640.269513] RAX: ffffffffffffffda RBX: 0000561c96237110 RCX: 00007f0d8011d957
[  640.269569] RDX: 0000000000000001 RSI: 0000561c96237110 RDI: 0000000000000001
[  640.269624] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  640.269678] R10: 0000000000000001 R11: 0000000000000246 R12: 0000561c96223560
[  640.269738] R13: 0000561c962042a0 R14: 0000000000000001 R15: 0000561c96223560
[  640.269794]  </TASK>
[  640.269810] handlers:
[  640.269828] [<0000000057f13bd0>] serial8250_interrupt
[  640.269871] Disabling IRQ #4