[  997.247580][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  997.247961][    C0] CPU: 0 UID: 0 PID: 5012 Comm: perl Not tainted 6.12.0-rc7-virtme #1
[  997.248235][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  997.248464][    C0] Call Trace:
[  997.248605][    C0]  <IRQ>
[  997.248701][    C0]  dump_stack_lvl+0x82/0xd0
[  997.248902][    C0]  __report_bad_irq+0x5f/0x180
[  997.249165][    C0]  note_interrupt+0x6b3/0x860
[  997.249347][    C0]  handle_irq_event+0x16d/0x1c0
[  997.249530][    C0]  handle_edge_irq+0x1fa/0xb60
[  997.249717][    C0]  __common_interrupt+0x82/0x170
[  997.249929][    C0]  common_interrupt+0x81/0xa0
[  997.250108][    C0]  </IRQ>
[  997.250201][    C0]  <TASK>
[  997.250297][    C0]  asm_common_interrupt+0x26/0x40
[  997.250474][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[  997.250709][    C0] Code: 10 e8 61 01 86 fd 48 89 ef e8 c9 73 86 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 a5 4a b9 4a <74> 0e 5b 5d c3 cc cc cc cc e8 2f 5a ab fd eb dc 0f 1f 44 00 00 5b
[  997.251324][    C0] RSP: 0018:ffffc900010a7aa0 EFLAGS: 00000286
[  997.251552][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff710172e
[  997.251817][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb54a7c31
[  997.252092][    C0] RBP: ffffffffb90d24a0 R08: 0000000000000001 R09: fffffbfff70fcdcf
[  997.252354][    C0] R10: ffffffffb87e6e7f R11: ffff8880166c0040 R12: 00000000ffffffff
[  997.252633][    C0] R13: 0000000000000001 R14: ffffffffb90d25a8 R15: 00000000ffffffff
[  997.252904][    C0]  ? _raw_spin_unlock_irqrestore+0x51/0x70
[  997.253133][    C0]  uart_write+0x220/0x920
[  997.253275][    C0]  process_output_block+0x13e/0x790
[  997.253464][    C0]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[  997.253697][    C0]  n_tty_write+0x40c/0x790
[  997.253890][    C0]  ? __pfx_n_tty_write+0x10/0x10
[  997.254066][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[  997.254249][    C0]  ? __pfx_woken_wake_function+0x10/0x10
[  997.254427][    C0]  ? iterate_tty_write+0x8f/0x540
[  997.254601][    C0]  ? lock_acquire+0x32/0xc0
[  997.254777][    C0]  ? iterate_tty_write+0x8f/0x540
[  997.254970][    C0]  iterate_tty_write+0x222/0x540
[  997.255154][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  997.255336][    C0]  file_tty_write.constprop.0+0x1cf/0x360
[  997.255520][    C0]  vfs_write+0xa81/0x11e0
[  997.255661][    C0]  ? __pfx_lock_acquire.part.0+0x10/0x10
[  997.255838][    C0]  ? __pfx_vfs_write+0x10/0x10
[  997.256018][    C0]  ? clockevents_program_event+0xf6/0x300
[  997.256206][    C0]  ? clockevents_program_event+0x1ea/0x300
[  997.256441][    C0]  ksys_write+0xf5/0x1e0
[  997.256578][    C0]  ? __pfx_ksys_write+0x10/0x10
[  997.256766][    C0]  do_syscall_64+0xc1/0x1d0
[  997.256944][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  997.257165][    C0] RIP: 0033:0x7ff9d4922957
[  997.257354][    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
[  997.257992][    C0] RSP: 002b:00007ffcff3ab718 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  997.258258][    C0] RAX: ffffffffffffffda RBX: 00005578a390a3f0 RCX: 00007ff9d4922957
[  997.258520][    C0] RDX: 0000000000000001 RSI: 00005578a390a3f0 RDI: 0000000000000001
[  997.258781][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  997.259044][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 00005578a38f55e0
[  997.259304][    C0] R13: 00005578a38d62a0 R14: 0000000000000001 R15: 00005578a38f55e0
[  997.259577][    C0]  </TASK>
[  997.259712][    C0] handlers:
[  997.259852][    C0] [<ffffffffb3d77a90>] serial8250_interrupt
[  997.260214][    C0] Disabling IRQ #51