[ 1376.464346][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1376.464769][    C0] CPU: 0 UID: 0 PID: 7419 Comm: perl Not tainted 6.12.0-rc7-virtme #1
[ 1376.465031][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1376.465245][    C0] Call Trace:
[ 1376.465377][    C0]  <IRQ>
[ 1376.465468][    C0]  dump_stack_lvl+0x82/0xd0
[ 1376.465657][    C0]  __report_bad_irq+0x5f/0x180
[ 1376.465833][    C0]  note_interrupt+0x6b3/0x860
[ 1376.466008][    C0]  handle_irq_event+0x16d/0x1c0
[ 1376.466181][    C0]  handle_edge_irq+0x1fa/0xb60
[ 1376.466362][    C0]  __common_interrupt+0x82/0x170
[ 1376.466534][    C0]  common_interrupt+0x81/0xa0
[ 1376.466704][    C0]  </IRQ>
[ 1376.466802][    C0]  <TASK>
[ 1376.466899][    C0]  asm_common_interrupt+0x26/0x40
[ 1376.467080][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1376.467316][    C0] Code: 10 e8 e1 be 85 fd 48 89 ef e8 49 31 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 25 08 79 4c <74> 0e 5b 5d c3 cc cc cc cc e8 af 17 ab fd eb dc 0f 1f 44 00 00 5b
[ 1376.467913][    C0] RSP: 0018:ffffc90003f17aa0 EFLAGS: 00000286
[ 1376.468129][    C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff6d816ca
[ 1376.468385][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb38abeb1
[ 1376.468637][    C0] RBP: ffffffffb74d24a0 R08: 0000000000000001 R09: fffffbfff6d7cdcf
[ 1376.468886][    C0] R10: ffffffffb6be6e7f R11: ffff8880051d8040 R12: 00000000ffffffff
[ 1376.469139][    C0] R13: 0000000000000001 R14: ffffffffb74d25a8 R15: 00000000ffffffff
[ 1376.469398][    C0]  ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1376.469614][    C0]  uart_write+0x220/0x920
[ 1376.469754][    C0]  process_output_block+0x13e/0x790
[ 1376.469931][    C0]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1376.470148][    C0]  n_tty_write+0x40c/0x790
[ 1376.470323][    C0]  ? __pfx_n_tty_write+0x10/0x10
[ 1376.470491][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[ 1376.470662][    C0]  ? __pfx_woken_wake_function+0x10/0x10
[ 1376.470833][    C0]  ? iterate_tty_write+0x8f/0x540
[ 1376.471009][    C0]  ? lock_acquire+0x32/0xc0
[ 1376.471177][    C0]  ? iterate_tty_write+0x8f/0x540
[ 1376.471362][    C0]  iterate_tty_write+0x222/0x540
[ 1376.471541][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[ 1376.471715][    C0]  file_tty_write.constprop.0+0x1cf/0x360
[ 1376.471966][    C0]  vfs_write+0xa81/0x11e0
[ 1376.472095][    C0]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1376.472265][    C0]  ? __pfx_vfs_write+0x10/0x10
[ 1376.472435][    C0]  ? clockevents_program_event+0xf6/0x300
[ 1376.472614][    C0]  ? clockevents_program_event+0x1ea/0x300
[ 1376.472823][    C0]  ksys_write+0xf5/0x1e0
[ 1376.472954][    C0]  ? __pfx_ksys_write+0x10/0x10
[ 1376.473130][    C0]  do_syscall_64+0xc1/0x1d0
[ 1376.473298][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1376.473508][    C0] RIP: 0033:0x7f35f81c6957
[ 1376.473682][    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
[ 1376.474253][    C0] RSP: 002b:00007ffc1a5065d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1376.474505][    C0] RAX: ffffffffffffffda RBX: 000055aa35a002b0 RCX: 00007f35f81c6957
[ 1376.474756][    C0] RDX: 0000000000000001 RSI: 000055aa35a002b0 RDI: 0000000000000001
[ 1376.474999][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1376.475246][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055aa359eb5e0
[ 1376.475490][    C0] R13: 000055aa359cc2a0 R14: 0000000000000001 R15: 000055aa359eb5e0
[ 1376.475754][    C0]  </TASK>
[ 1376.475881][    C0] handlers:
[ 1376.476011][    C0] [<ffffffffb217c8e0>] serial8250_interrupt
[ 1376.476355][    C0] Disabling IRQ #51