[ 332.879588][ T3497] Mirror/redirect action on [ 358.918498][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 358.918839][ C0] CPU: 0 UID: 0 PID: 3226 Comm: perl Not tainted 6.19.0-rc3-virtme #1 PREEMPT(full) [ 358.918842][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 358.918844][ C0] Call Trace: [ 358.918846][ C0] [ 358.918847][ C0] dump_stack_lvl+0x6f/0xa0 [ 358.918858][ C0] __report_bad_irq+0x66/0x161 [ 358.918862][ C0] note_interrupt.cold+0x21/0xe7 [ 358.918864][ C0] ? serial8250_get_port+0x50/0x50 [ 358.918869][ C0] ? poll_spurious_irqs+0x140/0x140 [ 358.918875][ C0] handle_irq_event+0x166/0x1c0 [ 358.918878][ C0] handle_edge_irq+0x2ec/0x880 [ 358.918883][ C0] __common_interrupt+0xae/0x270 [ 358.918887][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 358.918891][ C0] common_interrupt+0xb0/0xf0 [ 358.918895][ C0] [ 358.918896][ C0] [ 358.918897][ C0] asm_common_interrupt+0x26/0x40 [ 358.918900][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 358.918903][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 91 87 df fd 48 89 df e8 f9 d8 df fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 2f d3 fd 65 8b 05 c9 11 06 02 85 c0 74 12 5b [ 358.918905][ C0] RSP: 0018:ffa000000252fa70 EFLAGS: 00000246 [ 358.918909][ C0] RAX: 0000000000000082 RBX: ffffffffb9b8d4e0 RCX: ffffffffb6aeae73 [ 358.918910][ C0] RDX: ff1100000a228040 RSI: ffffffffb73b3a69 RDI: ffffffffb6e6ae00 [ 358.918911][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 358.918912][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffb9b8d5e8 [ 358.918913][ C0] R13: 0000000000000001 R14: ffffffffb9b8d620 R15: ff11000001fe2800 [ 358.918916][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 358.918921][ C0] uart_write+0x21d/0x940 [ 358.918926][ C0] process_output_block+0x117/0x6e0 [ 358.918932][ C0] n_tty_write+0x3a8/0x8f0 [ 358.918934][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 358.918940][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 358.918942][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 358.918944][ C0] ? __init_waitqueue_head+0x160/0x160 [ 358.918948][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 358.918951][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 358.918955][ C0] iterate_tty_write+0x27d/0x550 [ 358.918959][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 358.918962][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 358.918964][ C0] ? redirected_tty_write+0xd0/0xd0 [ 358.918966][ C0] new_sync_write+0x308/0x6f0 [ 358.918970][ C0] ? new_sync_read+0x3bb/0x6f0 [ 358.918973][ C0] ? new_sync_read+0x6f0/0x6f0 [ 358.918975][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 358.918979][ C0] ? __lock_release.isra.0+0x59/0x170 [ 358.918985][ C0] vfs_write+0x65e/0xbb0 [ 358.918988][ C0] ? vfs_read+0x3cc/0x790 [ 358.918991][ C0] ksys_write+0xff/0x200 [ 358.918994][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 358.918997][ C0] ? rcu_is_watching+0x15/0xd0 [ 358.919003][ C0] do_syscall_64+0xbd/0xfc0 [ 358.919007][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 358.919009][ C0] RIP: 0033:0x7fc225985c5e [ 358.919014][ 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 [ 358.919015][ C0] RSP: 002b:00007ffcdeedf1e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 358.919018][ C0] RAX: ffffffffffffffda RBX: 00005624760c2480 RCX: 00007fc225985c5e [ 358.919019][ C0] RDX: 0000000000000001 RSI: 00005624760c2480 RDI: 0000000000000001 [ 358.919021][ C0] RBP: 00007ffcdeedf1f0 R08: 0000000000000000 R09: 0000000000000000 [ 358.919022][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 358.919023][ C0] R13: 0000562476083010 R14: 0000000000000001 R15: 00005624760c2480 [ 358.919031][ C0] [ 358.919032][ C0] handlers: [ 358.928475][ C0] [] serial8250_interrupt [ 358.928759][ C0] Disabling IRQ #51