[ 1521.965762][    C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1521.966402][    C0] CPU: 0 UID: 0 PID: 11799 Comm: perl Not tainted 6.18.0-rc2-virtme #1 PREEMPT(full) 
[ 1521.966409][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1521.966414][    C0] Call Trace:
[ 1521.966417][    C0]  <IRQ>
[ 1521.966420][    C0]  dump_stack_lvl+0x82/0xc0
[ 1521.966436][    C0]  __report_bad_irq+0x5f/0x1b0
[ 1521.966451][    C0]  note_interrupt+0x661/0x7e0
[ 1521.966458][    C0]  handle_irq_event+0x165/0x1c0
[ 1521.966466][    C0]  handle_edge_irq+0x324/0x880
[ 1521.966476][    C0]  __common_interrupt+0xa4/0x230
[ 1521.966486][    C0]  common_interrupt+0xb9/0xe0
[ 1521.966490][    C0]  </IRQ>
[ 1521.966491][    C0]  <TASK>
[ 1521.966495][    C0]  asm_common_interrupt+0x26/0x40
[ 1521.966500][    C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x41/0x70
[ 1521.966507][    C0] Code: 74 24 10 e8 31 dc ff fd 48 89 ef e8 59 2b 00 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> fa 61 f4 fd 65 8b 05 b3 1b 08 02 85 c0 74 0a 5b 5d c3 e8 c7 ef
[ 1521.966510][    C0] RSP: 0018:ffffc90001327a88 EFLAGS: 00000206
[ 1521.966517][    C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 0000000000000040
[ 1521.966519][    C0] RDX: 0000000000000000 RSI: ffffffff96585918 RDI: 0000000000000001
[ 1521.966521][    C0] RBP: ffffffff98e6b520 R08: 0000000000000001 R09: 0000000000000001
[ 1521.966523][    C0] R10: ffffffff97422b57 R11: ffff888005800970 R12: 00000000ffffffff
[ 1521.966525][    C0] R13: 0000000000000001 R14: ffffffff98e6b628 R15: 00000000ffffffff
[ 1521.966541][    C0]  uart_write+0x220/0x920
[ 1521.966558][    C0]  process_output_block+0x142/0x7b0
[ 1521.966565][    C0]  ? _raw_spin_unlock_irqrestore+0x59/0x70
[ 1521.966580][    C0]  n_tty_write+0x423/0x7c0
[ 1521.966583][    C0]  ? _copy_from_iter+0x1d1/0x1340
[ 1521.966601][    C0]  ? n_tty_receive_signal_char+0x110/0x110
[ 1521.966607][    C0]  ? __init_waitqueue_head+0x150/0x150
[ 1521.966614][    C0]  ? lock_acquire+0x104/0x160
[ 1521.966619][    C0]  ? iterate_tty_write+0x91/0x530
[ 1521.966629][    C0]  iterate_tty_write+0x220/0x530
[ 1521.966636][    C0]  ? tty_ldisc_ref_wait+0x28/0x80
[ 1521.966643][    C0]  file_tty_write.constprop.0+0x1cf/0x360
[ 1521.966650][    C0]  vfs_write+0xaae/0x12c0
[ 1521.966659][    C0]  ? find_held_lock+0x2b/0x80
[ 1521.966663][    C0]  ? kernel_write+0x6b0/0x6b0
[ 1521.966671][    C0]  ? clockevents_program_event+0xf3/0x2f0
[ 1521.966688][    C0]  ? rcu_is_watching+0x12/0xb0
[ 1521.966698][    C0]  ksys_write+0xf7/0x1d0
[ 1521.966703][    C0]  ? __ia32_sys_read+0xb0/0xb0
[ 1521.966715][    C0]  do_syscall_64+0xc1/0xfd0
[ 1521.966722][    C0]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1521.966725][    C0] RIP: 0033:0x7fd30e938257
[ 1521.966730][    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
[ 1521.966732][    C0] RSP: 002b:00007ffd022f6968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1521.966735][    C0] RAX: ffffffffffffffda RBX: 000055ffcc1392e0 RCX: 00007fd30e938257
[ 1521.966737][    C0] RDX: 0000000000000001 RSI: 000055ffcc1392e0 RDI: 0000000000000001
[ 1521.966738][    C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1521.966740][    C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055ffcc124600
[ 1521.966742][    C0] R13: 000055ffcc1052a0 R14: 0000000000000001 R15: 000055ffcc124600
[ 1521.966757][    C0]  </TASK>
[ 1521.966758][    C0] handlers:
[ 1521.983471][    C0] [<ffffffff94e86f50>] serial8250_interrupt
[ 1521.983965][    C0] Disabling IRQ #51