[ 528.114985][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1160787190 wd_nsec: 1160787270
[ 623.379808][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 623.380199][ C0] CPU: 0 UID: 0 PID: 3678 Comm: perl Not tainted 6.19.0-rc3-virtme #1 PREEMPT(full)
[ 623.380203][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 623.380205][ C0] Call Trace:
[ 623.380207][ C0]
[ 623.380208][ C0] dump_stack_lvl+0x6f/0xa0
[ 623.380218][ C0] __report_bad_irq+0x66/0x161
[ 623.380223][ C0] note_interrupt.cold+0x21/0xe7
[ 623.380225][ C0] ? serial8250_get_port+0x50/0x50
[ 623.380229][ C0] ? poll_spurious_irqs+0x140/0x140
[ 623.380236][ C0] handle_irq_event+0x166/0x1c0
[ 623.380239][ C0] handle_edge_irq+0x2ec/0x880
[ 623.380244][ C0] __common_interrupt+0xae/0x270
[ 623.380248][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 623.380252][ C0] common_interrupt+0xb0/0xf0
[ 623.380256][ C0]
[ 623.380257][ C0]
[ 623.380258][ C0] asm_common_interrupt+0x26/0x40
[ 623.380260][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 623.380264][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 91 87 df fd 48 89 df e8 f9 d8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 2f d3 fd 65 8b 05 c9 11 06 02 85 c0 74 12 5b
[ 623.380266][ C0] RSP: 0018:ffa00000013ffa70 EFLAGS: 00000246
[ 623.380269][ C0] RAX: 0000000000000082 RBX: ffffffff9198d4e0 RCX: ffffffff8e8eae73
[ 623.380271][ C0] RDX: ff11000014038040 RSI: ffffffff8f1b3a69 RDI: ffffffff8ec6ae00
[ 623.380272][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 623.380273][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9198d5e8
[ 623.380274][ C0] R13: 0000000000000001 R14: ffffffff9198d620 R15: ff11000009ad1c00
[ 623.380277][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 623.380282][ C0] uart_write+0x21d/0x940
[ 623.380287][ C0] process_output_block+0x117/0x6e0
[ 623.380292][ C0] n_tty_write+0x3a8/0x8f0
[ 623.380294][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 623.380300][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 623.380302][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 623.380304][ C0] ? __init_waitqueue_head+0x160/0x160
[ 623.380308][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 623.380311][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 623.380316][ C0] iterate_tty_write+0x27d/0x550
[ 623.380319][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 623.380322][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 623.380325][ C0] ? redirected_tty_write+0xd0/0xd0
[ 623.380327][ C0] new_sync_write+0x308/0x6f0
[ 623.380330][ C0] ? new_sync_read+0x3bb/0x6f0
[ 623.380333][ C0] ? new_sync_read+0x6f0/0x6f0
[ 623.380335][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 623.380339][ C0] ? __lock_release.isra.0+0x59/0x170
[ 623.380345][ C0] vfs_write+0x65e/0xbb0
[ 623.380347][ C0] ? vfs_read+0x3cc/0x790
[ 623.380351][ C0] ksys_write+0xff/0x200
[ 623.380354][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 623.380357][ C0] ? rcu_is_watching+0x15/0xd0
[ 623.380361][ C0] do_syscall_64+0xbd/0xfc0
[ 623.380364][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 623.380365][ C0] RIP: 0033:0x7fa0dae8cc5e
[ 623.380369][ 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
[ 623.380370][ C0] RSP: 002b:00007ffc29133610 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 623.380372][ C0] RAX: ffffffffffffffda RBX: 0000563e788304e0 RCX: 00007fa0dae8cc5e
[ 623.380373][ C0] RDX: 0000000000000001 RSI: 0000563e788304e0 RDI: 0000000000000001
[ 623.380374][ C0] RBP: 00007ffc29133620 R08: 0000000000000000 R09: 0000000000000000
[ 623.380374][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 623.380375][ C0] R13: 0000563e787f1010 R14: 0000000000000001 R15: 0000563e788304e0
[ 623.380381][ C0]
[ 623.380382][ C0] handlers:
[ 623.392621][ C0] [] serial8250_interrupt
[ 623.392921][ C0] Disabling IRQ #51