[  649.211359][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[  649.212000][    C0] CPU: 0 UID: 0 PID: 3487 Comm: perl Not tainted 6.17.0-rc5-virtme #1 PREEMPT(full) 
[  649.212005][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  649.212008][    C0] Call Trace:
[  649.212010][    C0]  <IRQ>
[  649.212013][    C0]  dump_stack_lvl+0x82/0xc0
[  649.212022][    C0]  __report_bad_irq+0x5f/0x1b0
[  649.212031][    C0]  note_interrupt+0x661/0x7e0
[  649.212038][    C0]  handle_irq_event+0x165/0x1c0
[  649.212044][    C0]  handle_edge_irq+0x324/0x880
[  649.212054][    C0]  __common_interrupt+0xa4/0x230
[  649.212060][    C0]  common_interrupt+0xb9/0xe0
[  649.212066][    C0]  </IRQ>
[  649.212067][    C0]  <TASK>
[  649.212071][    C0]  asm_common_interrupt+0x26/0x40
[  649.212075][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x41/0x70
[  649.212082][    C0] Code: 74 24 10 e8 11 9f 02 fe 48 89 ef e8 39 ee 02 fe 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 <e8> 9a 21 f7 fd 65 8b 05 e3 8f 0a 02 85 c0 74 0a 5b 5d c3 e8 97 a2
[  649.212085][    C0] RSP: 0018:ffffc900015d7a98 EFLAGS: 00000206
[  649.212089][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 0000000000000040
[  649.212092][    C0] RDX: 0000000000000000 RSI: ffffffff9bdc6862 RDI: 0000000000000001
[  649.212094][    C0] RBP: ffffffff9e64c380 R08: 0000000000000001 R09: 0000000000000001
[  649.212097][    C0] R10: ffffffff9cc14117 R11: ffff888005f28970 R12: 00000000ffffffff
[  649.212100][    C0] R13: 0000000000000001 R14: ffffffff9e64c488 R15: 00000000ffffffff
[  649.212125][    C0]  uart_write+0x220/0x920
[  649.212135][    C0]  process_output_block+0x142/0x7b0
[  649.212141][    C0]  ? _raw_spin_unlock_irqrestore+0x59/0x70
[  649.212149][    C0]  n_tty_write+0x426/0x7c0
[  649.212152][    C0]  ? _copy_from_iter+0x1d1/0x1340
[  649.212164][    C0]  ? n_tty_receive_signal_char+0x110/0x110
[  649.212170][    C0]  ? __init_waitqueue_head+0x150/0x150
[  649.212177][    C0]  ? lock_acquire+0x104/0x160
[  649.212180][    C0]  ? iterate_tty_write+0x91/0x530
[  649.212191][    C0]  iterate_tty_write+0x220/0x530
[  649.212198][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[  649.212205][    C0]  file_tty_write.constprop.0+0x1cf/0x360
[  649.212213][    C0]  vfs_write+0xaae/0x12c0
[  649.212220][    C0]  ? find_held_lock+0x2b/0x80
[  649.212226][    C0]  ? kernel_write+0x6b0/0x6b0
[  649.212233][    C0]  ? clockevents_program_event+0xf3/0x2f0
[  649.212243][    C0]  ? rcu_is_watching+0x12/0xb0
[  649.212252][    C0]  ksys_write+0xf7/0x1d0
[  649.212256][    C0]  ? __ia32_sys_read+0xb0/0xb0
[  649.212266][    C0]  do_syscall_64+0xc1/0x300
[  649.212272][    C0]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  649.212275][    C0] RIP: 0033:0x7f54c0a31337
[  649.212279][    C0] Code: 0f 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
[  649.212282][    C0] RSP: 002b:00007ffdbb99f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  649.212285][    C0] RAX: ffffffffffffffda RBX: 000055fcced84420 RCX: 00007f54c0a31337
[  649.212287][    C0] RDX: 0000000000000001 RSI: 000055fcced84420 RDI: 0000000000000001
[  649.212289][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  649.212291][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055fcced6f600
[  649.212293][    C0] R13: 000055fcced502a0 R14: 0000000000000001 R15: 000055fcced6f600
[  649.212307][    C0]  </TASK>
[  649.212309][    C0] handlers:
[  649.229833][    C0] [<ffffffff9a647150>] serial8250_interrupt
[  649.230598][    C0] Disabling IRQ #51