[ 356.573565][ T3488] Mirror/redirect action on [ 364.099016][ T3877] tc (3877) used greatest stack depth: 23872 bytes left [ 510.155908][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 510.156264][ C0] CPU: 0 UID: 0 PID: 3231 Comm: perl Not tainted 6.18.0-rc7-virtme #1 PREEMPT(full) [ 510.156267][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 510.156269][ C0] Call Trace: [ 510.156271][ C0] [ 510.156273][ C0] dump_stack_lvl+0x6f/0xa0 [ 510.156282][ C0] __report_bad_irq+0x66/0x161 [ 510.156287][ C0] note_interrupt.cold+0x21/0xe7 [ 510.156289][ C0] ? trace_irq_handler_exit+0x107/0x180 [ 510.156294][ C0] ? poll_spurious_irqs+0x140/0x140 [ 510.156298][ C0] handle_irq_event+0x166/0x1c0 [ 510.156301][ C0] handle_edge_irq+0x2ec/0x880 [ 510.156305][ C0] __common_interrupt+0xae/0x270 [ 510.156309][ C0] ? __sysvec_apic_timer_interrupt+0xe9/0x160 [ 510.156313][ C0] common_interrupt+0xc4/0x100 [ 510.156317][ C0] [ 510.156317][ C0] [ 510.156319][ C0] asm_common_interrupt+0x26/0x40 [ 510.156322][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 510.156325][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 a1 d2 e4 fd 48 89 df e8 e9 1d e5 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 b5 d8 fd 65 8b 05 a9 87 0b 02 85 c0 74 12 5b [ 510.156327][ C0] RSP: 0018:ffa0000002357a70 EFLAGS: 00000246 [ 510.156330][ C0] RAX: 0000000000000082 RBX: ffffffff9f57e5a0 RCX: ffffffff9c485893 [ 510.156332][ C0] RDX: ff1100000b0cc4c0 RSI: ffffffff9cd994b1 RDI: ffffffff9c85d0c0 [ 510.156333][ C0] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000001 [ 510.156333][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff9f57e6a8 [ 510.156334][ C0] R13: 0000000000000001 R14: ffffffff9f57e6e0 R15: ff1100000b3c2800 [ 510.156337][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 510.156342][ C0] uart_write+0x21d/0x940 [ 510.156348][ C0] process_output_block+0x11c/0x700 [ 510.156354][ C0] n_tty_write+0x3a9/0x8d0 [ 510.156358][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 510.156360][ C0] ? iterate_tty_write+0x95/0x550 [ 510.156362][ C0] ? __init_waitqueue_head+0x160/0x160 [ 510.156366][ C0] ? lock_acquire+0x31/0x80 [ 510.156368][ C0] ? iterate_tty_write+0x95/0x550 [ 510.156372][ C0] iterate_tty_write+0x27d/0x550 [ 510.156375][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 510.156379][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 510.156381][ C0] ? redirected_tty_write+0x100/0x100 [ 510.156383][ C0] new_sync_write+0x308/0x6f0 [ 510.156386][ C0] ? new_sync_read+0x3bb/0x6f0 [ 510.156389][ C0] ? new_sync_read+0x6f0/0x6f0 [ 510.156391][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 510.156395][ C0] ? trace_lock_acquire+0x88/0xd0 [ 510.156401][ C0] vfs_write+0x65e/0xbb0 [ 510.156403][ C0] ? vfs_read+0x3cc/0x790 [ 510.156406][ C0] ksys_write+0xff/0x200 [ 510.156409][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 510.156412][ C0] ? rcu_is_watching+0x15/0xd0 [ 510.156416][ C0] do_syscall_64+0xbb/0xfd0 [ 510.156419][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 510.156420][ C0] RIP: 0033:0x7f5ccbeb9c5e [ 510.156424][ 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 [ 510.156425][ C0] RSP: 002b:00007fff90952410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 510.156427][ C0] RAX: ffffffffffffffda RBX: 000055c764c06300 RCX: 00007f5ccbeb9c5e [ 510.156428][ C0] RDX: 0000000000000001 RSI: 000055c764c06300 RDI: 0000000000000001 [ 510.156428][ C0] RBP: 00007fff90952420 R08: 0000000000000000 R09: 0000000000000000 [ 510.156429][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 510.156430][ C0] R13: 000055c764bc7010 R14: 0000000000000001 R15: 000055c764c06300 [ 510.156436][ C0] [ 510.156436][ C0] handlers: [ 510.164968][ C0] [] serial8250_interrupt [ 510.165217][ C0] Disabling IRQ #51