[ 1045.762933][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1045.763334][ C0] CPU: 0 UID: 0 PID: 15662 Comm: perl Not tainted 6.19.0-rc5-virtme #1 PREEMPT(full)
[ 1045.763338][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1045.763340][ C0] Call Trace:
[ 1045.763342][ C0]
[ 1045.763343][ C0] dump_stack_lvl+0x6f/0xa0
[ 1045.763353][ C0] __report_bad_irq+0x66/0x161
[ 1045.763357][ C0] note_interrupt.cold+0x21/0xe7
[ 1045.763359][ C0] ? serial8250_get_port+0x50/0x50
[ 1045.763364][ C0] ? poll_spurious_irqs+0x140/0x140
[ 1045.763370][ C0] handle_irq_event+0x166/0x1c0
[ 1045.763373][ C0] handle_edge_irq+0x2ec/0x880
[ 1045.763377][ C0] __common_interrupt+0xae/0x270
[ 1045.763380][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 1045.763383][ C0] common_interrupt+0xb0/0xf0
[ 1045.763388][ C0]
[ 1045.763388][ C0]
[ 1045.763390][ C0] asm_common_interrupt+0x26/0x40
[ 1045.763392][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 1045.763396][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 51 88 de fd 48 89 df e8 b9 d9 de fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 b0 2f d2 fd 65 8b 05 c9 41 05 02 85 c0 74 12 5b
[ 1045.763397][ C0] RSP: 0018:ffa0000006f6fa70 EFLAGS: 00000246
[ 1045.763401][ C0] RAX: 0000000000000082 RBX: ffffffff99d90520 RCX: ffffffff96cfae73
[ 1045.763402][ C0] RDX: ff11000005258040 RSI: ffffffff975b581a RDI: ffffffff9706b180
[ 1045.763403][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 1045.763404][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff99d90628
[ 1045.763405][ C0] R13: 0000000000000001 R14: ffffffff99d90660 R15: ff1100000d8a1c00
[ 1045.763408][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 1045.763413][ C0] uart_write+0x21d/0x940
[ 1045.763418][ C0] process_output_block+0x117/0x6e0
[ 1045.763423][ C0] n_tty_write+0x3a8/0x8f0
[ 1045.763425][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 1045.763430][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 1045.763432][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 1045.763435][ C0] ? __init_waitqueue_head+0x160/0x160
[ 1045.763439][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 1045.763442][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1045.763446][ C0] iterate_tty_write+0x27d/0x550
[ 1045.763449][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1045.763452][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 1045.763455][ C0] ? redirected_tty_write+0xd0/0xd0
[ 1045.763457][ C0] new_sync_write+0x308/0x6f0
[ 1045.763460][ C0] ? new_sync_read+0x3bb/0x6f0
[ 1045.763463][ C0] ? new_sync_read+0x6f0/0x6f0
[ 1045.763465][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 1045.763469][ C0] ? __lock_release.isra.0+0x59/0x170
[ 1045.763474][ C0] vfs_write+0x65e/0xbb0
[ 1045.763477][ C0] ? vfs_read+0x3cc/0x790
[ 1045.763481][ C0] ksys_write+0xff/0x200
[ 1045.763483][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 1045.763487][ C0] ? rcu_is_watching+0x15/0xd0
[ 1045.763490][ C0] do_syscall_64+0xbd/0xfc0
[ 1045.763493][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1045.763495][ C0] RIP: 0033:0x7fccbf1bcc5e
[ 1045.763498][ C0] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 1045.763499][ C0] RSP: 002b:00007ffc81c3c4e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1045.763501][ C0] RAX: ffffffffffffffda RBX: 0000560f7d37d320 RCX: 00007fccbf1bcc5e
[ 1045.763502][ C0] RDX: 0000000000000001 RSI: 0000560f7d37d320 RDI: 0000000000000001
[ 1045.763503][ C0] RBP: 00007ffc81c3c4f0 R08: 0000000000000000 R09: 0000000000000000
[ 1045.763503][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1045.763504][ C0] R13: 0000560f7d33e010 R14: 0000000000000001 R15: 0000560f7d37d320
[ 1045.763510][ C0]
[ 1045.763510][ C0] handlers:
[ 1045.774832][ C0] [] serial8250_interrupt
[ 1045.775152][ C0] Disabling IRQ #51