[ 571.656520][T10864] Mirror/redirect action on [ 592.868232][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 592.868599][ C0] CPU: 0 UID: 0 PID: 10602 Comm: perl Not tainted 6.19.0-rc2-virtme #1 PREEMPT(full) [ 592.868603][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 592.868605][ C0] Call Trace: [ 592.868607][ C0] [ 592.868609][ C0] dump_stack_lvl+0x6f/0xa0 [ 592.868620][ C0] __report_bad_irq+0x66/0x161 [ 592.868625][ C0] note_interrupt.cold+0x21/0xe7 [ 592.868627][ C0] ? serial8250_get_port+0x50/0x50 [ 592.868632][ C0] ? poll_spurious_irqs+0x140/0x140 [ 592.868639][ C0] handle_irq_event+0x166/0x1c0 [ 592.868642][ C0] handle_edge_irq+0x2ec/0x880 [ 592.868647][ C0] __common_interrupt+0xae/0x270 [ 592.868651][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 592.868655][ C0] common_interrupt+0xb0/0xf0 [ 592.868660][ C0] [ 592.868660][ C0] [ 592.868662][ C0] asm_common_interrupt+0x26/0x40 [ 592.868665][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 592.868668][ 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 11 06 02 85 c0 74 12 5b [ 592.868670][ C0] RSP: 0018:ffa000000a087a70 EFLAGS: 00000246 [ 592.868674][ C0] RAX: 0000000000000082 RBX: ffffffff9d78d4e0 RCX: ffffffff9a6eae73 [ 592.868675][ C0] RDX: ff11000008868040 RSI: ffffffff9afb3a4c RDI: ffffffff9aa6ae00 [ 592.868677][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 592.868678][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9d78d5e8 [ 592.868678][ C0] R13: 0000000000000001 R14: ffffffff9d78d620 R15: ff1100000909b400 [ 592.868682][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 592.868687][ C0] uart_write+0x21d/0x940 [ 592.868693][ C0] process_output_block+0x117/0x6e0 [ 592.868698][ C0] n_tty_write+0x3a8/0x8f0 [ 592.868700][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 592.868706][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 592.868708][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 592.868711][ C0] ? __init_waitqueue_head+0x160/0x160 [ 592.868715][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 592.868718][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 592.868722][ C0] iterate_tty_write+0x27d/0x550 [ 592.868725][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 592.868729][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 592.868731][ C0] ? redirected_tty_write+0xd0/0xd0 [ 592.868733][ C0] new_sync_write+0x308/0x6f0 [ 592.868737][ C0] ? new_sync_read+0x3bb/0x6f0 [ 592.868740][ C0] ? new_sync_read+0x6f0/0x6f0 [ 592.868742][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 592.868746][ C0] ? __lock_release.isra.0+0x59/0x170 [ 592.868752][ C0] vfs_write+0x65e/0xbb0 [ 592.868755][ C0] ? vfs_read+0x3cc/0x790 [ 592.868758][ C0] ksys_write+0xff/0x200 [ 592.868761][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 592.868764][ C0] ? do_syscall_64+0x88/0xfc0 [ 592.868766][ C0] ? rcu_is_watching+0x15/0xd0 [ 592.868770][ C0] do_syscall_64+0xbd/0xfc0 [ 592.868773][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 592.868774][ C0] RIP: 0033:0x7f077f7c0c5e [ 592.868778][ 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 [ 592.868779][ C0] RSP: 002b:00007ffcf10a2100 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 592.868781][ C0] RAX: ffffffffffffffda RBX: 000056449bc36470 RCX: 00007f077f7c0c5e [ 592.868782][ C0] RDX: 0000000000000001 RSI: 000056449bc36470 RDI: 0000000000000001 [ 592.868783][ C0] RBP: 00007ffcf10a2110 R08: 0000000000000000 R09: 0000000000000000 [ 592.868784][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 592.868784][ C0] R13: 000056449bbf7010 R14: 0000000000000001 R15: 000056449bc36470 [ 592.868791][ C0] [ 592.868791][ C0] handlers: [ 592.878651][ C0] [] serial8250_interrupt [ 592.878956][ C0] Disabling IRQ #51