[  874.683876][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  874.684309][    C0] CPU: 0 UID: 0 PID: 11640 Comm: perl Not tainted 6.12.0-virtme #1
[  874.684659][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  874.684870][    C0] Call Trace:
[  874.685005][    C0]  <IRQ>
[  874.685103][    C0]  dump_stack_lvl+0x82/0xd0
[  874.685290][    C0]  __report_bad_irq+0x5f/0x180
[  874.685468][    C0]  note_interrupt+0x66d/0x7f0
[  874.685640][    C0]  handle_irq_event+0x16d/0x1c0
[  874.685812][    C0]  handle_edge_irq+0x1fa/0xb60
[  874.685991][    C0]  __common_interrupt+0x82/0x170
[  874.686163][    C0]  common_interrupt+0x81/0xa0
[  874.686344][    C0]  </IRQ>
[  874.686440][    C0]  <TASK>
[  874.686528][    C0]  asm_common_interrupt+0x26/0x40
[  874.686706][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[  874.686928][    C0] Code: 10 e8 11 8a 83 fd 48 89 ef e8 c9 fe 83 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 e5 83 d6 59 <74> 0e 5b 5d c3 cc cc cc cc e8 ff e6 a8 fd eb dc 0f 1f 44 00 00 5b
[  874.687512][    C0] RSP: 0018:ffffc90001a47aa0 EFLAGS: 00000286
[  874.687739][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff52c40da
[  874.687998][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa62d4371
[  874.688249][    C0] RBP: ffffffffa9ee78a0 R08: 0000000000000001 R09: fffffbfff52bf7df
[  874.688505][    C0] R10: ffffffffa95fbeff R11: ffff88800f398040 R12: 00000000ffffffff
[  874.688753][    C0] R13: 0000000000000001 R14: ffffffffa9ee79a8 R15: 00000000ffffffff
[  874.689035][    C0]  ? _raw_spin_unlock_irqrestore+0x51/0x70
[  874.689252][    C0]  uart_write+0x220/0x920
[  874.689403][    C0]  process_output_block+0x13e/0x790
[  874.689590][    C0]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[  874.689821][    C0]  n_tty_write+0x40c/0x790
[  874.690010][    C0]  ? __pfx_n_tty_write+0x10/0x10
[  874.690193][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[  874.690383][    C0]  ? __pfx_woken_wake_function+0x10/0x10
[  874.690567][    C0]  ? iterate_tty_write+0x8f/0x540
[  874.690745][    C0]  ? lock_acquire+0x32/0xc0
[  874.690928][    C0]  ? iterate_tty_write+0x8f/0x540
[  874.691117][    C0]  iterate_tty_write+0x222/0x540
[  874.691303][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  874.691488][    C0]  file_tty_write.constprop.0+0x1cf/0x360
[  874.691677][    C0]  vfs_write+0xa81/0x11e0
[  874.691821][    C0]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  874.692004][    C0]  ? __pfx_vfs_write+0x10/0x10
[  874.692191][    C0]  ? clockevents_program_event+0xf6/0x300
[  874.692389][    C0]  ksys_write+0xf8/0x1d0
[  874.692527][    C0]  ? __pfx_ksys_write+0x10/0x10
[  874.692717][    C0]  do_syscall_64+0xc1/0x1d0
[  874.692902][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  874.693127][    C0] RIP: 0033:0x7f0be86d6957
[  874.693321][    C0] 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
[  874.693952][    C0] RSP: 002b:00007fffa2b86418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  874.694231][    C0] RAX: ffffffffffffffda RBX: 0000560c6cfde3f0 RCX: 00007f0be86d6957
[  874.694501][    C0] RDX: 0000000000000001 RSI: 0000560c6cfde3f0 RDI: 0000000000000001
[  874.694774][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  874.695040][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 0000560c6cfc95e0
[  874.695309][    C0] R13: 0000560c6cfaa2a0 R14: 0000000000000001 R15: 0000560c6cfc95e0
[  874.695590][    C0]  </TASK>
[  874.695730][    C0] handlers:
[  874.695874][    C0] [<ffffffffa4b9e980>] serial8250_interrupt
[  874.696557][    C0] Disabling IRQ #51