[ 504.221072][T12444] Mirror/redirect action on [ 524.139858][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 524.140169][ C0] CPU: 0 UID: 0 PID: 12170 Comm: perl Not tainted 6.19.0-rc5-virtme #1 PREEMPT(full) [ 524.140173][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 524.140174][ C0] Call Trace: [ 524.140176][ C0] [ 524.140178][ C0] dump_stack_lvl+0x6f/0xa0 [ 524.140187][ C0] __report_bad_irq+0x66/0x161 [ 524.140192][ C0] note_interrupt.cold+0x21/0xe7 [ 524.140193][ C0] ? serial8250_get_port+0x50/0x50 [ 524.140198][ C0] ? poll_spurious_irqs+0x140/0x140 [ 524.140204][ C0] handle_irq_event+0x166/0x1c0 [ 524.140207][ C0] handle_edge_irq+0x2ec/0x880 [ 524.140211][ C0] __common_interrupt+0xae/0x270 [ 524.140214][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 524.140217][ C0] common_interrupt+0xb0/0xf0 [ 524.140222][ C0] [ 524.140222][ C0] [ 524.140224][ C0] asm_common_interrupt+0x26/0x40 [ 524.140226][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 524.140230][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 51 c8 de fd 48 89 df e8 b9 19 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 b0 6f d2 fd 65 8b 05 c9 91 05 02 85 c0 74 12 5b [ 524.140232][ C0] RSP: 0018:ffa000000aa6fa70 EFLAGS: 00000246 [ 524.140236][ C0] RAX: 0000000000000082 RBX: ffffffff9a591520 RCX: ffffffff974f6e73 [ 524.140237][ C0] RDX: ff1100000feac540 RSI: ffffffff97db60ea RDI: ffffffff9786b180 [ 524.140238][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 524.140239][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9a591628 [ 524.140239][ C0] R13: 0000000000000001 R14: ffffffff9a591660 R15: ff11000001fe3400 [ 524.140243][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 524.140247][ C0] uart_write+0x21d/0x940 [ 524.140252][ C0] process_output_block+0x117/0x6e0 [ 524.140256][ C0] n_tty_write+0x3a8/0x8f0 [ 524.140258][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 524.140264][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 524.140266][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 524.140269][ C0] ? __init_waitqueue_head+0x160/0x160 [ 524.140272][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 524.140275][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 524.140279][ C0] iterate_tty_write+0x27d/0x550 [ 524.140282][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 524.140285][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 524.140291][ C0] ? redirected_tty_write+0xd0/0xd0 [ 524.140293][ C0] new_sync_write+0x308/0x6f0 [ 524.140296][ C0] ? new_sync_read+0x3bb/0x6f0 [ 524.140299][ C0] ? new_sync_read+0x6f0/0x6f0 [ 524.140301][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 524.140309][ C0] vfs_write+0x65e/0xbb0 [ 524.140310][ C0] ? vfs_read+0x3cc/0x790 [ 524.140314][ C0] ksys_write+0xff/0x200 [ 524.140318][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 524.140320][ C0] ? do_syscall_64+0x88/0xfc0 [ 524.140323][ C0] ? rcu_is_watching+0x15/0xd0 [ 524.140326][ C0] do_syscall_64+0xbd/0xfc0 [ 524.140329][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 524.140330][ C0] RIP: 0033:0x7fc5ebf35c5e [ 524.140333][ 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 [ 524.140334][ C0] RSP: 002b:00007fff7f0cf2f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 524.140336][ C0] RAX: ffffffffffffffda RBX: 000055a236cd7360 RCX: 00007fc5ebf35c5e [ 524.140337][ C0] RDX: 0000000000000001 RSI: 000055a236cd7360 RDI: 0000000000000001 [ 524.140337][ C0] RBP: 00007fff7f0cf300 R08: 0000000000000000 R09: 0000000000000000 [ 524.140338][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 524.140339][ C0] R13: 000055a236c98010 R14: 0000000000000001 R15: 000055a236cd7360 [ 524.140345][ C0] [ 524.140345][ C0] handlers: [ 524.149256][ C0] [] serial8250_interrupt [ 524.149555][ C0] Disabling IRQ #51