[ 356.368293][ T3492] Mirror/redirect action on [ 398.876869][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 4493515072 wd_nsec: 4493515059 [ 435.037046][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 435.037482][ C0] CPU: 0 UID: 0 PID: 3230 Comm: perl Not tainted 6.18.0-rc7-virtme #1 PREEMPT(full) [ 435.037485][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 435.037487][ C0] Call Trace: [ 435.037489][ C0] [ 435.037491][ C0] dump_stack_lvl+0x6f/0xa0 [ 435.037501][ C0] __report_bad_irq+0x66/0x161 [ 435.037506][ C0] note_interrupt.cold+0x21/0xe7 [ 435.037508][ C0] ? trace_irq_handler_exit+0x107/0x180 [ 435.037513][ C0] ? poll_spurious_irqs+0x140/0x140 [ 435.037518][ C0] handle_irq_event+0x166/0x1c0 [ 435.037521][ C0] handle_edge_irq+0x2ec/0x880 [ 435.037525][ C0] __common_interrupt+0xae/0x270 [ 435.037528][ C0] ? __sysvec_apic_timer_interrupt+0xe9/0x160 [ 435.037532][ C0] common_interrupt+0xc4/0x100 [ 435.037536][ C0] [ 435.037537][ C0] [ 435.037539][ C0] asm_common_interrupt+0x26/0x40 [ 435.037541][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 435.037545][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 a1 d2 e4 fd 48 89 df e8 e9 1d e5 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 b5 d8 fd 65 8b 05 a9 87 0b 02 85 c0 74 12 5b [ 435.037547][ C0] RSP: 0018:ffa0000002447a70 EFLAGS: 00000246 [ 435.037550][ C0] RAX: 0000000000000082 RBX: ffffffff9077e5a0 RCX: ffffffff8d685893 [ 435.037551][ C0] RDX: ff1100000ace0040 RSI: ffffffff8df995b1 RDI: ffffffff8da5d0c0 [ 435.037552][ C0] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000001 [ 435.037553][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff9077e6a8 [ 435.037554][ C0] R13: 0000000000000001 R14: ffffffff9077e6e0 R15: ff110000097c2800 [ 435.037557][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 435.037562][ C0] uart_write+0x21d/0x940 [ 435.037568][ C0] process_output_block+0x11c/0x700 [ 435.037573][ C0] n_tty_write+0x3a9/0x8d0 [ 435.037578][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 435.037580][ C0] ? iterate_tty_write+0x95/0x550 [ 435.037582][ C0] ? __init_waitqueue_head+0x160/0x160 [ 435.037586][ C0] ? lock_acquire+0x31/0x80 [ 435.037589][ C0] ? iterate_tty_write+0x95/0x550 [ 435.037593][ C0] iterate_tty_write+0x27d/0x550 [ 435.037596][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 435.037599][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 435.037601][ C0] ? redirected_tty_write+0x100/0x100 [ 435.037603][ C0] new_sync_write+0x308/0x6f0 [ 435.037607][ C0] ? new_sync_read+0x3bb/0x6f0 [ 435.037610][ C0] ? new_sync_read+0x6f0/0x6f0 [ 435.037611][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 435.037615][ C0] ? trace_lock_acquire+0x88/0xd0 [ 435.037621][ C0] vfs_write+0x65e/0xbb0 [ 435.037623][ C0] ? vfs_read+0x3cc/0x790 [ 435.037627][ C0] ksys_write+0xff/0x200 [ 435.037630][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 435.037633][ C0] ? rcu_is_watching+0x15/0xd0 [ 435.037637][ C0] do_syscall_64+0xbb/0xfd0 [ 435.037640][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 435.037641][ C0] RIP: 0033:0x7f5f7d9a9c5e [ 435.037645][ 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 [ 435.037646][ C0] RSP: 002b:00007ffdac83f5c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 435.037648][ C0] RAX: ffffffffffffffda RBX: 0000563004d38450 RCX: 00007f5f7d9a9c5e [ 435.037649][ C0] RDX: 0000000000000001 RSI: 0000563004d38450 RDI: 0000000000000001 [ 435.037650][ C0] RBP: 00007ffdac83f5d0 R08: 0000000000000000 R09: 0000000000000000 [ 435.037650][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 435.037651][ C0] R13: 0000563004cf9010 R14: 0000000000000001 R15: 0000563004d38450 [ 435.037657][ C0] [ 435.037658][ C0] handlers: [ 435.047101][ C0] [] serial8250_interrupt [ 435.047388][ C0] Disabling IRQ #51