[ 653.792856][T12853] Mirror/redirect action on [ 675.177084][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 675.177438][ C0] CPU: 0 UID: 0 PID: 12611 Comm: perl Not tainted 6.19.0-rc3-virtme #1 PREEMPT(full) [ 675.177441][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 675.177443][ C0] Call Trace: [ 675.177445][ C0] [ 675.177447][ C0] dump_stack_lvl+0x6f/0xa0 [ 675.177458][ C0] __report_bad_irq+0x66/0x161 [ 675.177465][ C0] note_interrupt.cold+0x21/0xe7 [ 675.177468][ C0] ? serial8250_get_port+0x50/0x50 [ 675.177474][ C0] ? poll_spurious_irqs+0x140/0x140 [ 675.177483][ C0] handle_irq_event+0x166/0x1c0 [ 675.177486][ C0] handle_edge_irq+0x2ec/0x880 [ 675.177491][ C0] __common_interrupt+0xae/0x270 [ 675.177495][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 675.177500][ C0] common_interrupt+0xb0/0xf0 [ 675.177504][ C0] [ 675.177504][ C0] [ 675.177506][ C0] asm_common_interrupt+0x26/0x40 [ 675.177509][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 675.177513][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 91 77 df fd 48 89 df e8 f9 c8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 1f d3 fd 65 8b 05 c9 01 06 02 85 c0 74 12 5b [ 675.177515][ C0] RSP: 0018:ffa000000156fa70 EFLAGS: 00000246 [ 675.177518][ C0] RAX: 0000000000000082 RBX: ffffffff9cb8d4e0 RCX: ffffffff99aebe73 [ 675.177520][ C0] RDX: ff11000015cb4540 RSI: ffffffff9a3b3d0f RDI: ffffffff99e6ae00 [ 675.177521][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 675.177522][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9cb8d5e8 [ 675.177522][ C0] R13: 0000000000000001 R14: ffffffff9cb8d620 R15: ff11000009428400 [ 675.177526][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 675.177530][ C0] uart_write+0x21d/0x940 [ 675.177536][ C0] process_output_block+0x117/0x6e0 [ 675.177541][ C0] n_tty_write+0x3a8/0x8f0 [ 675.177543][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 675.177549][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 675.177551][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 675.177553][ C0] ? __init_waitqueue_head+0x160/0x160 [ 675.177557][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 675.177560][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 675.177565][ C0] iterate_tty_write+0x27d/0x550 [ 675.177568][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 675.177571][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 675.177574][ C0] ? redirected_tty_write+0xd0/0xd0 [ 675.177576][ C0] new_sync_write+0x308/0x6f0 [ 675.177579][ C0] ? new_sync_read+0x3bb/0x6f0 [ 675.177581][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 675.177584][ C0] ? new_sync_read+0x6f0/0x6f0 [ 675.177586][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 675.177589][ C0] ? find_held_lock+0x2b/0x80 [ 675.177595][ C0] vfs_write+0x65e/0xbb0 [ 675.177598][ C0] ? vfs_read+0x3cc/0x790 [ 675.177601][ C0] ksys_write+0xff/0x200 [ 675.177604][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 675.177608][ C0] ? rcu_is_watching+0x15/0xd0 [ 675.177611][ C0] do_syscall_64+0xbd/0xfc0 [ 675.177614][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 675.177616][ C0] RIP: 0033:0x7f2653062c5e [ 675.177620][ 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 [ 675.177621][ C0] RSP: 002b:00007ffc083a5160 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 675.177623][ C0] RAX: ffffffffffffffda RBX: 0000559b16f6d4d0 RCX: 00007f2653062c5e [ 675.177624][ C0] RDX: 0000000000000001 RSI: 0000559b16f6d4d0 RDI: 0000000000000001 [ 675.177624][ C0] RBP: 00007ffc083a5170 R08: 0000000000000000 R09: 0000000000000000 [ 675.177625][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 675.177626][ C0] R13: 0000559b16f2e010 R14: 0000000000000001 R15: 0000559b16f6d4d0 [ 675.177632][ C0] [ 675.177632][ C0] handlers: [ 675.187471][ C0] [] serial8250_interrupt [ 675.187778][ C0] Disabling IRQ #51