[  908.478246][ T3488] Mirror/redirect action on
[  929.526026][    C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[  929.526426][    C3] CPU: 3 PID: 3341 Comm: perl Not tainted 6.10.0-rc2-virtme #1
[  929.526683][    C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  929.527067][    C3] Call Trace:
[  929.527215][    C3]  <IRQ>
[  929.527307][    C3]  dump_stack_lvl+0x82/0xd0
[  929.527492][    C3]  __report_bad_irq+0x5f/0x180
[  929.527669][    C3]  note_interrupt+0x6b3/0x860
[  929.527855][    C3]  handle_irq_event+0x16d/0x1c0
[  929.528027][    C3]  handle_edge_irq+0x1fa/0xb60
[  929.528199][    C3]  __common_interrupt+0x82/0x170
[  929.528369][    C3]  common_interrupt+0x7e/0x90
[  929.528552][    C3]  </IRQ>
[  929.528676][    C3]  <TASK>
[  929.528767][    C3]  asm_common_interrupt+0x26/0x40
[  929.528943][    C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[  929.529171][    C3] Code: 10 e8 21 ce 92 fd 48 89 ef e8 99 3e 93 fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 35 2e 47 46 <74> 0e 5b 5d c3 cc cc cc cc e8 bf b4 b6 fd eb dc 0f 1f 44 00 00 5b
[  929.529776][    C3] RSP: 0018:ffffc90004c6fac0 EFLAGS: 00000286
[  929.529994][    C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff79af965
[  929.530243][    C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb9bc99e1
[  929.530493][    C3] RBP: ffffffffbd63e020 R08: 0000000000000001 R09: fffffbfff79aaaa8
[  929.530743][    C3] R10: ffffffffbcd55547 R11: 0000000000000000 R12: 0000000000000001
[  929.531024][    C3] R13: 0000000000000282 R14: ffffffffbd63e020 R15: ffff8880061b2000
[  929.531288][    C3]  ? _raw_spin_unlock_irqrestore+0x51/0x70
[  929.531505][    C3]  uart_write+0x13d/0x330
[  929.531643][    C3]  process_output_block+0x13e/0x790
[  929.531817][    C3]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[  929.532031][    C3]  n_tty_write+0x412/0x7a0
[  929.532205][    C3]  ? __pfx_n_tty_write+0x10/0x10
[  929.532372][    C3]  ? trace_lock_acquire+0x14d/0x1f0
[  929.532554][    C3]  ? __pfx_woken_wake_function+0x10/0x10
[  929.532720][    C3]  ? iterate_tty_write+0x95/0x540
[  929.532890][    C3]  ? lock_acquire+0x32/0xc0
[  929.533058][    C3]  ? iterate_tty_write+0x95/0x540
[  929.533235][    C3]  iterate_tty_write+0x228/0x540
[  929.533404][    C3]  ? tty_ldisc_ref_wait+0x28/0x80
[  929.533575][    C3]  file_tty_write.constprop.0+0x1db/0x370
[  929.533744][    C3]  vfs_write+0xa18/0x10b0
[  929.533870][    C3]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  929.534046][    C3]  ? __pfx_vfs_write+0x10/0x10
[  929.534217][    C3]  ? clockevents_program_event+0xf6/0x300
[  929.534410][    C3]  ? __fget_light+0x53/0x1e0
[  929.534582][    C3]  ? clockevents_program_event+0x1ea/0x300
[  929.534798][    C3]  ksys_write+0xf5/0x1e0
[  929.534929][    C3]  ? __pfx_ksys_write+0x10/0x10
[  929.535110][    C3]  do_syscall_64+0xc1/0x1d0
[  929.535286][    C3]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  929.535498][    C3] RIP: 0033:0x7ff68c03d957
[  929.535671][    C3] 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
[  929.536282][    C3] RSP: 002b:00007fffbbed6d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  929.536540][    C3] RAX: ffffffffffffffda RBX: 0000557b6721e1d0 RCX: 00007ff68c03d957
[  929.536788][    C3] RDX: 0000000000000001 RSI: 0000557b6721e1d0 RDI: 0000000000000001
[  929.537051][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  929.537302][    C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000557b6720a5c0
[  929.537555][    C3] R13: 0000557b671eb2a0 R14: 0000000000000001 R15: 0000557b6720a5c0
[  929.537827][    C3]  </TASK>
[  929.537954][    C3] handlers:
[  929.538090][    C3] [<ffffffffb84f5ef0>] serial8250_interrupt
[  929.538475][    C3] Disabling IRQ #4