[ 564.340139][T12411] Mirror/redirect action on [ 586.159751][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 586.160131][ C0] CPU: 0 UID: 0 PID: 12173 Comm: perl Not tainted 6.19.0-rc4-virtme #1 PREEMPT(full) [ 586.160135][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 586.160137][ C0] Call Trace: [ 586.160138][ C0] [ 586.160140][ C0] dump_stack_lvl+0x6f/0xa0 [ 586.160151][ C0] __report_bad_irq+0x66/0x161 [ 586.160157][ C0] note_interrupt.cold+0x21/0xe7 [ 586.160163][ C0] ? serial8250_get_port+0x50/0x50 [ 586.160171][ C0] ? poll_spurious_irqs+0x140/0x140 [ 586.160181][ C0] handle_irq_event+0x166/0x1c0 [ 586.160184][ C0] handle_edge_irq+0x2ec/0x880 [ 586.160189][ C0] __common_interrupt+0xae/0x270 [ 586.160193][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 586.160196][ C0] common_interrupt+0xb0/0xf0 [ 586.160201][ C0] [ 586.160201][ C0] [ 586.160203][ C0] asm_common_interrupt+0x26/0x40 [ 586.160206][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 586.160210][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 91 57 df fd 48 89 df e8 f9 a8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 ff d2 fd 65 8b 05 c9 f1 05 02 85 c0 74 12 5b [ 586.160212][ C0] RSP: 0018:ffa000000b3b7a70 EFLAGS: 00000246 [ 586.160243][ C0] RAX: 0000000000000082 RBX: ffffffffb3b8e520 RCX: ffffffffb0aede73 [ 586.160246][ C0] RDX: ff110000159722c0 RSI: ffffffffb13b494c RDI: ffffffffb0e6ae80 [ 586.160247][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 586.160248][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffb3b8e628 [ 586.160249][ C0] R13: 0000000000000001 R14: ffffffffb3b8e660 R15: ff11000009b71000 [ 586.160254][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 586.160260][ C0] uart_write+0x21d/0x940 [ 586.160265][ C0] process_output_block+0x117/0x6e0 [ 586.160271][ C0] n_tty_write+0x3a8/0x8f0 [ 586.160272][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 586.160279][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 586.160281][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 586.160283][ C0] ? __init_waitqueue_head+0x160/0x160 [ 586.160287][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 586.160290][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 586.160294][ C0] iterate_tty_write+0x27d/0x550 [ 586.160298][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 586.160301][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 586.160304][ C0] ? redirected_tty_write+0xd0/0xd0 [ 586.160306][ C0] new_sync_write+0x308/0x6f0 [ 586.160309][ C0] ? new_sync_read+0x3bb/0x6f0 [ 586.160312][ C0] ? lockdep_hardirqs_on+0x84/0x130 [ 586.160314][ C0] ? irqentry_exit+0xf9/0x4d0 [ 586.160316][ C0] ? new_sync_read+0x6f0/0x6f0 [ 586.160318][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 586.160326][ C0] vfs_write+0x65e/0xbb0 [ 586.160329][ C0] ? vfs_read+0x3cc/0x790 [ 586.160333][ C0] ksys_write+0xff/0x200 [ 586.160336][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 586.160339][ C0] ? rcu_is_watching+0x15/0xd0 [ 586.160343][ C0] do_syscall_64+0xbd/0xfc0 [ 586.160346][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 586.160348][ C0] RIP: 0033:0x7f0be513dc5e [ 586.160351][ 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 [ 586.160353][ C0] RSP: 002b:00007ffffac519b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 586.160355][ C0] RAX: ffffffffffffffda RBX: 00005600d8f1e3e0 RCX: 00007f0be513dc5e [ 586.160356][ C0] RDX: 0000000000000001 RSI: 00005600d8f1e3e0 RDI: 0000000000000001 [ 586.160356][ C0] RBP: 00007ffffac519c0 R08: 0000000000000000 R09: 0000000000000000 [ 586.160357][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 586.160358][ C0] R13: 00005600d8edf010 R14: 0000000000000001 R15: 00005600d8f1e3e0 [ 586.160364][ C0] [ 586.160365][ C0] handlers: [ 586.173787][ C0] [] serial8250_interrupt [ 586.174510][ C0] Disabling IRQ #51