[ 556.861637][T12414] Mirror/redirect action on [ 647.949091][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 647.949550][ C0] CPU: 0 UID: 0 PID: 12172 Comm: perl Not tainted 6.19.0-rc8-virtme #1 PREEMPT(full) [ 647.949554][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 647.949556][ C0] Call Trace: [ 647.949558][ C0] [ 647.949559][ C0] dump_stack_lvl+0x6f/0xa0 [ 647.949569][ C0] __report_bad_irq+0x66/0x161 [ 647.949573][ C0] note_interrupt.cold+0x21/0xe7 [ 647.949575][ C0] ? serial8250_get_port+0x50/0x50 [ 647.949580][ C0] ? poll_spurious_irqs+0x140/0x140 [ 647.949586][ C0] handle_irq_event+0x166/0x1c0 [ 647.949589][ C0] handle_edge_irq+0x2ec/0x880 [ 647.949594][ C0] __common_interrupt+0xae/0x270 [ 647.949597][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 647.949600][ C0] common_interrupt+0xb0/0xf0 [ 647.949605][ C0] [ 647.949606][ C0] [ 647.949607][ C0] asm_common_interrupt+0x26/0x40 [ 647.949609][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 647.949614][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 b1 f3 de fd 48 89 df e8 19 45 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 81 d2 fd 65 8b 05 29 a4 05 02 85 c0 74 12 5b [ 647.949615][ C0] RSP: 0018:ffa0000005c2fa70 EFLAGS: 00000246 [ 647.949619][ C0] RAX: 0000000000000082 RBX: ffffffff93392520 RCX: ffffffff902f6c13 [ 647.949620][ C0] RDX: ff110000092e4540 RSI: ffffffff90bb67a8 RDI: ffffffff9066b380 [ 647.949621][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 647.949622][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff93392628 [ 647.949622][ C0] R13: 0000000000000001 R14: ffffffff93392660 R15: ff1100000a015800 [ 647.949626][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 647.949630][ C0] uart_write+0x21d/0x940 [ 647.949634][ C0] process_output_block+0x117/0x6e0 [ 647.949639][ C0] n_tty_write+0x3a8/0x8f0 [ 647.949641][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 647.949647][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 647.949649][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 647.949652][ C0] ? __init_waitqueue_head+0x160/0x160 [ 647.949655][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 647.949658][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 647.949663][ C0] iterate_tty_write+0x27d/0x550 [ 647.949666][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 647.949669][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 647.949671][ C0] ? redirected_tty_write+0xd0/0xd0 [ 647.949673][ C0] new_sync_write+0x308/0x6f0 [ 647.949676][ C0] ? new_sync_read+0x3bb/0x6f0 [ 647.949679][ C0] ? new_sync_read+0x6f0/0x6f0 [ 647.949681][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 647.949685][ C0] ? __lock_release.isra.0+0x59/0x170 [ 647.949690][ C0] vfs_write+0x65e/0xbb0 [ 647.949692][ C0] ? vfs_read+0x3cc/0x790 [ 647.949696][ C0] ksys_write+0xff/0x200 [ 647.949699][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 647.949705][ C0] ? rcu_is_watching+0x15/0xd0 [ 647.949710][ C0] do_syscall_64+0xbd/0xfc0 [ 647.949715][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 647.949717][ C0] RIP: 0033:0x7f9737940c5e [ 647.949722][ C0] Code: 4d 89 d8 e8 34 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 [ 647.949723][ C0] RSP: 002b:00007fff3fdfa720 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 647.949726][ C0] RAX: ffffffffffffffda RBX: 000055a746578480 RCX: 00007f9737940c5e [ 647.949728][ C0] RDX: 0000000000000001 RSI: 000055a746578480 RDI: 0000000000000001 [ 647.949729][ C0] RBP: 00007fff3fdfa730 R08: 0000000000000000 R09: 0000000000000000 [ 647.949730][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 647.949731][ C0] R13: 000055a746539010 R14: 0000000000000001 R15: 000055a746578480 [ 647.949739][ C0] [ 647.949740][ C0] handlers: [ 647.961735][ C0] [] serial8250_interrupt [ 647.962093][ C0] Disabling IRQ #51