[ 283.357318][ T3877] Mirror/redirect action on
[ 305.839555][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1432159394 wd_nsec: 1432158861
[ 368.376259][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 368.376572][ C0] CPU: 0 UID: 0 PID: 3600 Comm: perl Not tainted 6.19.0-rc6-virtme #1 PREEMPT(full)
[ 368.376576][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 368.376577][ C0] Call Trace:
[ 368.376579][ C0]
[ 368.376580][ C0] dump_stack_lvl+0x6f/0xa0
[ 368.376589][ C0] __report_bad_irq+0x66/0x161
[ 368.376594][ C0] note_interrupt.cold+0x21/0xe7
[ 368.376596][ C0] ? serial8250_get_port+0x50/0x50
[ 368.376600][ C0] ? poll_spurious_irqs+0x140/0x140
[ 368.376607][ C0] handle_irq_event+0x166/0x1c0
[ 368.376610][ C0] handle_edge_irq+0x2ec/0x880
[ 368.376614][ C0] __common_interrupt+0xae/0x270
[ 368.376617][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 368.376620][ C0] common_interrupt+0xb0/0xf0
[ 368.376624][ C0]
[ 368.376625][ C0]
[ 368.376626][ C0] asm_common_interrupt+0x26/0x40
[ 368.376629][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 368.376632][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f1 a8 de fd 48 89 df e8 59 fa de fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 31 d2 fd 65 8b 05 29 44 05 02 85 c0 74 12 5b
[ 368.376634][ C0] RSP: 0018:ffa0000003f97a70 EFLAGS: 00000246
[ 368.376638][ C0] RAX: 0000000000000082 RBX: ffffffff9bf91520 RCX: ffffffff98efbc13
[ 368.376639][ C0] RDX: ff11000009028040 RSI: ffffffff997b5711 RDI: ffffffff9926b280
[ 368.376640][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 368.376641][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9bf91628
[ 368.376642][ C0] R13: 0000000000000001 R14: ffffffff9bf91660 R15: ff11000004af6400
[ 368.376645][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 368.376649][ C0] uart_write+0x21d/0x940
[ 368.376654][ C0] process_output_block+0x117/0x6e0
[ 368.376659][ C0] n_tty_write+0x3a8/0x8f0
[ 368.376661][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 368.376666][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 368.376668][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 368.376671][ C0] ? __init_waitqueue_head+0x160/0x160
[ 368.376675][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 368.376678][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 368.376682][ C0] iterate_tty_write+0x27d/0x550
[ 368.376685][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 368.376688][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 368.376690][ C0] ? redirected_tty_write+0xd0/0xd0
[ 368.376692][ C0] new_sync_write+0x308/0x6f0
[ 368.376696][ C0] ? new_sync_read+0x3bb/0x6f0
[ 368.376699][ C0] ? new_sync_read+0x6f0/0x6f0
[ 368.376701][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 368.376704][ C0] ? __lock_release.isra.0+0x59/0x170
[ 368.376710][ C0] vfs_write+0x65e/0xbb0
[ 368.376713][ C0] ? vfs_read+0x3cc/0x790
[ 368.376716][ C0] ksys_write+0xff/0x200
[ 368.376719][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 368.376722][ C0] ? rcu_is_watching+0x15/0xd0
[ 368.376725][ C0] do_syscall_64+0xbd/0xfc0
[ 368.376728][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 368.376730][ C0] RIP: 0033:0x7f3dd04a6c5e
[ 368.376733][ C0] Code: 4d 89 d8 e8 34 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
[ 368.376734][ C0] RSP: 002b:00007ffed2823370 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 368.376735][ C0] RAX: ffffffffffffffda RBX: 000055c26237c4a0 RCX: 00007f3dd04a6c5e
[ 368.376736][ C0] RDX: 0000000000000001 RSI: 000055c26237c4a0 RDI: 0000000000000001
[ 368.376737][ C0] RBP: 00007ffed2823380 R08: 0000000000000000 R09: 0000000000000000
[ 368.376738][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 368.376738][ C0] R13: 000055c26233d010 R14: 0000000000000001 R15: 000055c26237c4a0
[ 368.376744][ C0]
[ 368.376745][ C0] handlers:
[ 368.385785][ C0] [] serial8250_interrupt
[ 368.386003][ C0] Disabling IRQ #51