[ 775.441689][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1035371608 wd_nsec: 1035371670
[ 823.867628][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 823.867879][ C0] CPU: 0 UID: 0 PID: 11843 Comm: perl Not tainted 6.19.0-rc1-virtme #1 PREEMPT(full)
[ 823.867883][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 823.867884][ C0] Call Trace:
[ 823.867886][ C0]
[ 823.867887][ C0] dump_stack_lvl+0x6f/0xa0
[ 823.867896][ C0] __report_bad_irq+0x66/0x161
[ 823.867901][ C0] note_interrupt.cold+0x21/0xe7
[ 823.867903][ C0] ? serial8250_get_port+0x50/0x50
[ 823.867907][ C0] ? poll_spurious_irqs+0x140/0x140
[ 823.867913][ C0] handle_irq_event+0x166/0x1c0
[ 823.867916][ C0] handle_edge_irq+0x2ec/0x880
[ 823.867921][ C0] __common_interrupt+0xae/0x270
[ 823.867924][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 823.867928][ C0] common_interrupt+0xb0/0xf0
[ 823.867932][ C0]
[ 823.867933][ C0]
[ 823.867935][ C0] asm_common_interrupt+0x26/0x40
[ 823.867937][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 823.867941][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 51 87 df fd 48 89 df e8 b9 d8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 2e d3 fd 65 8b 05 c9 f1 05 02 85 c0 74 12 5b
[ 823.867943][ C0] RSP: 0018:ffa0000001b37a70 EFLAGS: 00000246
[ 823.867946][ C0] RAX: 0000000000000082 RBX: ffffffff8f18b520 RCX: ffffffff8c0eae73
[ 823.867947][ C0] RDX: ff1100001ac10040 RSI: ffffffff8c9b3844 RDI: ffffffff8c46ad00
[ 823.867948][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 823.867949][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff8f18b628
[ 823.867950][ C0] R13: 0000000000000001 R14: ffffffff8f18b660 R15: ff11000004ba6400
[ 823.867953][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 823.867958][ C0] uart_write+0x21d/0x940
[ 823.867963][ C0] process_output_block+0x117/0x6e0
[ 823.867968][ C0] n_tty_write+0x3a8/0x8f0
[ 823.867970][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 823.867976][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 823.867978][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 823.867980][ C0] ? __init_waitqueue_head+0x160/0x160
[ 823.867984][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 823.867986][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 823.867991][ C0] iterate_tty_write+0x27d/0x550
[ 823.867994][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 823.867997][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 823.867999][ C0] ? redirected_tty_write+0xd0/0xd0
[ 823.868001][ C0] new_sync_write+0x308/0x6f0
[ 823.868004][ C0] ? new_sync_read+0x3bb/0x6f0
[ 823.868007][ C0] ? new_sync_read+0x6f0/0x6f0
[ 823.868009][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 823.868017][ C0] vfs_write+0x65e/0xbb0
[ 823.868020][ C0] ? vfs_read+0x3cc/0x790
[ 823.868023][ C0] ksys_write+0xff/0x200
[ 823.868026][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 823.868029][ C0] ? rcu_is_watching+0x15/0xd0
[ 823.868033][ C0] do_syscall_64+0xbd/0xfc0
[ 823.868036][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 823.868037][ C0] RIP: 0033:0x7fca97116c5e
[ 823.868040][ 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
[ 823.868041][ C0] RSP: 002b:00007ffcf7332dc0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 823.868043][ C0] RAX: ffffffffffffffda RBX: 0000555ddebc7340 RCX: 00007fca97116c5e
[ 823.868044][ C0] RDX: 0000000000000001 RSI: 0000555ddebc7340 RDI: 0000000000000001
[ 823.868044][ C0] RBP: 00007ffcf7332dd0 R08: 0000000000000000 R09: 0000000000000000
[ 823.868045][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 823.868046][ C0] R13: 0000555ddeb88010 R14: 0000000000000001 R15: 0000555ddebc7340
[ 823.868052][ C0]
[ 823.868053][ C0] handlers:
[ 823.876110][ C0] [] serial8250_interrupt
[ 823.876321][ C0] Disabling IRQ #51