[ 915.472481][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1079668845 wd_nsec: 1079668840
[ 969.791595][ C0] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 969.791928][ C0] CPU: 0 UID: 0 PID: 20480 Comm: perl Not tainted 6.19.0-rc3-virtme #1 PREEMPT(full)
[ 969.791932][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 969.791933][ C0] Call Trace:
[ 969.791935][ C0]
[ 969.791936][ C0] dump_stack_lvl+0x6f/0xa0
[ 969.791945][ C0] __report_bad_irq+0x66/0x161
[ 969.791950][ C0] note_interrupt.cold+0x21/0xe7
[ 969.791952][ C0] ? serial8250_get_port+0x50/0x50
[ 969.791956][ C0] ? poll_spurious_irqs+0x140/0x140
[ 969.791962][ C0] handle_irq_event+0x166/0x1c0
[ 969.791965][ C0] handle_edge_irq+0x2ec/0x880
[ 969.791970][ C0] __common_interrupt+0xae/0x270
[ 969.791974][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0
[ 969.791977][ C0] common_interrupt+0xb0/0xf0
[ 969.791982][ C0]
[ 969.791982][ C0]
[ 969.791984][ C0] asm_common_interrupt+0x26/0x40
[ 969.791986][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 969.791990][ 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
[ 969.791991][ C0] RSP: 0018:ffa00000039efa70 EFLAGS: 00000246
[ 969.791995][ C0] RAX: 0000000000000082 RBX: ffffffff8738d4e0 RCX: ffffffff842eae73
[ 969.791996][ C0] RDX: ff1100000bbfc540 RSI: ffffffff84bb3a69 RDI: ffffffff8466ae00
[ 969.791997][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001
[ 969.791998][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff8738d5e8
[ 969.791998][ C0] R13: 0000000000000001 R14: ffffffff8738d620 R15: ff11000004ab2800
[ 969.792002][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 969.792006][ C0] uart_write+0x21d/0x940
[ 969.792011][ C0] process_output_block+0x117/0x6e0
[ 969.792016][ C0] n_tty_write+0x3a8/0x8f0
[ 969.792018][ C0] ? _copy_from_iter+0x1b6/0x1580
[ 969.792024][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 969.792026][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340
[ 969.792028][ C0] ? __init_waitqueue_head+0x160/0x160
[ 969.792032][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 969.792035][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 969.792039][ C0] iterate_tty_write+0x27d/0x550
[ 969.792042][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 969.792045][ C0] file_tty_write.isra.0+0x1a2/0x240
[ 969.792048][ C0] ? redirected_tty_write+0xd0/0xd0
[ 969.792050][ C0] new_sync_write+0x308/0x6f0
[ 969.792053][ C0] ? new_sync_read+0x3bb/0x6f0
[ 969.792056][ C0] ? new_sync_read+0x6f0/0x6f0
[ 969.792057][ C0] ? generic_atomic_write_valid+0x150/0x150
[ 969.792061][ C0] ? __lock_release.isra.0+0x59/0x170
[ 969.792067][ C0] vfs_write+0x65e/0xbb0
[ 969.792069][ C0] ? vfs_read+0x3cc/0x790
[ 969.792073][ C0] ksys_write+0xff/0x200
[ 969.792076][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 969.792078][ C0] ? do_syscall_64+0x88/0xfc0
[ 969.792080][ C0] ? rcu_is_watching+0x15/0xd0
[ 969.792084][ C0] do_syscall_64+0xbd/0xfc0
[ 969.792086][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 969.792087][ C0] RIP: 0033:0x7fa08c167c5e
[ 969.792091][ 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
[ 969.792092][ C0] RSP: 002b:00007fff906b6670 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 969.792094][ C0] RAX: ffffffffffffffda RBX: 0000557f301f3440 RCX: 00007fa08c167c5e
[ 969.792094][ C0] RDX: 0000000000000001 RSI: 0000557f301f3440 RDI: 0000000000000001
[ 969.792095][ C0] RBP: 00007fff906b6680 R08: 0000000000000000 R09: 0000000000000000
[ 969.792096][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 969.792097][ C0] R13: 0000557f301b4010 R14: 0000000000000001 R15: 0000557f301f3440
[ 969.792103][ C0]
[ 969.792103][ C0] handlers:
[ 969.801266][ C0] [] serial8250_interrupt
[ 969.801521][ C0] Disabling IRQ #51