[ 394.767087][ T3470] Mirror/redirect action on [ 416.634717][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 416.635074][ C0] CPU: 0 UID: 0 PID: 3233 Comm: perl Not tainted 6.18.0-virtme #1 PREEMPT(full) [ 416.635078][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 416.635079][ C0] Call Trace: [ 416.635081][ C0] [ 416.635083][ C0] dump_stack_lvl+0x6f/0xa0 [ 416.635092][ C0] __report_bad_irq+0x66/0x161 [ 416.635096][ C0] note_interrupt.cold+0x21/0xe7 [ 416.635098][ C0] ? serial8250_get_port+0x50/0x50 [ 416.635102][ C0] ? poll_spurious_irqs+0x140/0x140 [ 416.635109][ C0] handle_irq_event+0x166/0x1c0 [ 416.635112][ C0] handle_edge_irq+0x2ec/0x880 [ 416.635117][ C0] __common_interrupt+0xae/0x270 [ 416.635120][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 416.635124][ C0] common_interrupt+0xc4/0x100 [ 416.635128][ C0] [ 416.635129][ C0] [ 416.635130][ C0] asm_common_interrupt+0x26/0x40 [ 416.635133][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 416.635136][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 21 82 e3 fd 48 89 df e8 c9 cd e3 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 5b d7 fd 65 8b 05 d9 c1 09 02 85 c0 74 12 5b [ 416.635139][ C0] RSP: 0018:ffa0000000947a70 EFLAGS: 00000246 [ 416.635142][ C0] RAX: 0000000000000082 RBX: ffffffff9f373860 RCX: ffffffff9c296e63 [ 416.635143][ C0] RDX: ff110000100322c0 RSI: ffffffff9cba9aaa RDI: ffffffff9c667200 [ 416.635144][ C0] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000001 [ 416.635145][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9f373968 [ 416.635146][ C0] R13: 0000000000000001 R14: ffffffff9f3739a0 R15: ff1100000944e400 [ 416.635150][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 416.635154][ C0] uart_write+0x21d/0x940 [ 416.635159][ C0] process_output_block+0x117/0x6e0 [ 416.635164][ C0] n_tty_write+0x3a9/0x8d0 [ 416.635166][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 416.635172][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 416.635174][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 416.635177][ C0] ? __init_waitqueue_head+0x160/0x160 [ 416.635181][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 416.635184][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 416.635188][ C0] iterate_tty_write+0x27d/0x550 [ 416.635191][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 416.635195][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 416.635197][ C0] ? redirected_tty_write+0xd0/0xd0 [ 416.635199][ C0] new_sync_write+0x308/0x6f0 [ 416.635202][ C0] ? new_sync_read+0x3bb/0x6f0 [ 416.635205][ C0] ? new_sync_read+0x6f0/0x6f0 [ 416.635207][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 416.635211][ C0] ? __lock_release.isra.0+0x59/0x170 [ 416.635217][ C0] vfs_write+0x65e/0xbb0 [ 416.635219][ C0] ? vfs_read+0x3cc/0x790 [ 416.635222][ C0] ksys_write+0xff/0x200 [ 416.635225][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 416.635229][ C0] ? rcu_is_watching+0x15/0xd0 [ 416.635232][ C0] do_syscall_64+0xbd/0xfc0 [ 416.635237][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 416.635238][ C0] RIP: 0033:0x7f724ca30c5e [ 416.635242][ 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 [ 416.635243][ C0] RSP: 002b:00007fff5e8009e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 416.635245][ C0] RAX: ffffffffffffffda RBX: 0000562063a9e340 RCX: 00007f724ca30c5e [ 416.635246][ C0] RDX: 0000000000000001 RSI: 0000562063a9e340 RDI: 0000000000000001 [ 416.635246][ C0] RBP: 00007fff5e8009f0 R08: 0000000000000000 R09: 0000000000000000 [ 416.635247][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 416.635248][ C0] R13: 0000562063a5f010 R14: 0000000000000001 R15: 0000562063a9e340 [ 416.635254][ C0] [ 416.635255][ C0] handlers: [ 416.644767][ C0] [] serial8250_interrupt [ 416.645087][ C0] Disabling IRQ #51