[ 1053.260456][T21703] Mirror/redirect action on [ 1072.418604][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 1072.418931][ C0] CPU: 0 UID: 0 PID: 21426 Comm: perl Not tainted 6.19.0-rc1-virtme #1 PREEMPT(full) [ 1072.418935][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1072.418936][ C0] Call Trace: [ 1072.418938][ C0] [ 1072.418939][ C0] dump_stack_lvl+0x6f/0xa0 [ 1072.418948][ C0] __report_bad_irq+0x66/0x161 [ 1072.418953][ C0] note_interrupt.cold+0x21/0xe7 [ 1072.418955][ C0] ? serial8250_get_port+0x50/0x50 [ 1072.418959][ C0] ? poll_spurious_irqs+0x140/0x140 [ 1072.418965][ C0] handle_irq_event+0x166/0x1c0 [ 1072.418968][ C0] handle_edge_irq+0x2ec/0x880 [ 1072.418973][ C0] __common_interrupt+0xae/0x270 [ 1072.418977][ C0] common_interrupt+0xb0/0xf0 [ 1072.418984][ C0] [ 1072.418985][ C0] [ 1072.418986][ C0] asm_common_interrupt+0x26/0x40 [ 1072.418989][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 1072.418992][ 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 f1 05 02 85 c0 74 12 5b [ 1072.418994][ C0] RSP: 0018:ffa0000002207a70 EFLAGS: 00000246 [ 1072.418997][ C0] RAX: 0000000000000082 RBX: ffffffffb8f8b520 RCX: ffffffffb5eeae73 [ 1072.418999][ C0] RDX: ff1100000e790040 RSI: ffffffffb67b3844 RDI: ffffffffb626ad00 [ 1072.419000][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 1072.419000][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffb8f8b628 [ 1072.419001][ C0] R13: 0000000000000001 R14: ffffffffb8f8b660 R15: ff11000008e28400 [ 1072.419004][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 1072.419009][ C0] uart_write+0x21d/0x940 [ 1072.419014][ C0] process_output_block+0x117/0x6e0 [ 1072.419019][ C0] n_tty_write+0x3a8/0x8f0 [ 1072.419020][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 1072.419026][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 1072.419028][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 1072.419031][ C0] ? __init_waitqueue_head+0x160/0x160 [ 1072.419034][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 1072.419037][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1072.419041][ C0] iterate_tty_write+0x27d/0x550 [ 1072.419044][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1072.419047][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 1072.419050][ C0] ? redirected_tty_write+0xd0/0xd0 [ 1072.419051][ C0] new_sync_write+0x308/0x6f0 [ 1072.419055][ C0] ? new_sync_read+0x3bb/0x6f0 [ 1072.419058][ C0] ? new_sync_read+0x6f0/0x6f0 [ 1072.419059][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 1072.419063][ C0] ? __lock_release.isra.0+0x59/0x170 [ 1072.419068][ C0] vfs_write+0x65e/0xbb0 [ 1072.419071][ C0] ? vfs_read+0x3cc/0x790 [ 1072.419075][ C0] ksys_write+0xff/0x200 [ 1072.419077][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 1072.419080][ C0] ? rcu_is_watching+0x15/0xd0 [ 1072.419084][ C0] do_syscall_64+0xbd/0xfc0 [ 1072.419087][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1072.419088][ C0] RIP: 0033:0x7f10def5ac5e [ 1072.419091][ 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 [ 1072.419092][ C0] RSP: 002b:00007ffe22699a80 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 1072.419094][ C0] RAX: ffffffffffffffda RBX: 0000562007f57390 RCX: 00007f10def5ac5e [ 1072.419095][ C0] RDX: 0000000000000001 RSI: 0000562007f57390 RDI: 0000000000000001 [ 1072.419095][ C0] RBP: 00007ffe22699a90 R08: 0000000000000000 R09: 0000000000000000 [ 1072.419096][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 1072.419096][ C0] R13: 0000562007f18010 R14: 0000000000000001 R15: 0000562007f57390 [ 1072.419102][ C0] [ 1072.419103][ C0] handlers: [ 1072.428046][ C0] [] serial8250_interrupt [ 1072.428257][ C0] Disabling IRQ #51