[ 277.552012][ T4584] Mirror/redirect action on [ 281.164314][ T4764] tc (4764) used greatest stack depth: 23640 bytes left [ 298.955176][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 298.955669][ C0] CPU: 0 UID: 0 PID: 4351 Comm: perl Not tainted 6.18.0-virtme #1 PREEMPT(full) [ 298.955675][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 298.955677][ C0] Call Trace: [ 298.955680][ C0] [ 298.955682][ C0] dump_stack_lvl+0x6f/0xa0 [ 298.955694][ C0] __report_bad_irq+0x66/0x161 [ 298.955703][ C0] note_interrupt.cold+0x21/0xe7 [ 298.955706][ C0] ? serial8250_get_port+0x50/0x50 [ 298.955712][ C0] ? poll_spurious_irqs+0x140/0x140 [ 298.955722][ C0] handle_irq_event+0x166/0x1c0 [ 298.955727][ C0] handle_edge_irq+0x2ec/0x880 [ 298.955735][ C0] __common_interrupt+0xae/0x270 [ 298.955740][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 298.955745][ C0] common_interrupt+0xc4/0x100 [ 298.955750][ C0] [ 298.955752][ C0] [ 298.955755][ C0] asm_common_interrupt+0x26/0x40 [ 298.955758][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 298.955764][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 21 82 e3 fd 48 89 df e8 c9 cd e3 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 30 5b d7 fd 65 8b 05 d9 c1 09 02 85 c0 74 12 5b [ 298.955766][ C0] RSP: 0018:ffa0000009e67a70 EFLAGS: 00000246 [ 298.955771][ C0] RAX: 0000000000000082 RBX: ffffffff96b73860 RCX: ffffffff93a96e63 [ 298.955773][ C0] RDX: ff11000011444540 RSI: ffffffff943a9a6a RDI: ffffffff93e67200 [ 298.955775][ C0] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000001 [ 298.955777][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff96b73968 [ 298.955778][ C0] R13: 0000000000000001 R14: ffffffff96b739a0 R15: ff11000009624c00 [ 298.955785][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 298.955792][ C0] uart_write+0x21d/0x940 [ 298.955800][ C0] process_output_block+0x117/0x6e0 [ 298.955808][ C0] n_tty_write+0x3a9/0x8d0 [ 298.955811][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 298.955821][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 298.955824][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 298.955828][ C0] ? __init_waitqueue_head+0x160/0x160 [ 298.955834][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 298.955838][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 298.955846][ C0] iterate_tty_write+0x27d/0x550 [ 298.955851][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 298.955857][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 298.955861][ C0] ? redirected_tty_write+0xd0/0xd0 [ 298.955864][ C0] new_sync_write+0x308/0x6f0 [ 298.955868][ C0] ? new_sync_read+0x3bb/0x6f0 [ 298.955874][ C0] ? new_sync_read+0x6f0/0x6f0 [ 298.955876][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 298.955883][ C0] ? __lock_release.isra.0+0x59/0x170 [ 298.955893][ C0] vfs_write+0x65e/0xbb0 [ 298.955896][ C0] ? vfs_read+0x3cc/0x790 [ 298.955902][ C0] ksys_write+0xff/0x200 [ 298.955907][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 298.955913][ C0] ? rcu_is_watching+0x15/0xd0 [ 298.955918][ C0] do_syscall_64+0xbd/0xfc0 [ 298.955925][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 298.955928][ C0] RIP: 0033:0x7f2feb76dc5e [ 298.955932][ 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 [ 298.955934][ C0] RSP: 002b:00007ffc0c87a4a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 298.955937][ C0] RAX: ffffffffffffffda RBX: 000055d3f51283a0 RCX: 00007f2feb76dc5e [ 298.955938][ C0] RDX: 0000000000000001 RSI: 000055d3f51283a0 RDI: 0000000000000001 [ 298.955940][ C0] RBP: 00007ffc0c87a4b0 R08: 0000000000000000 R09: 0000000000000000 [ 298.955941][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 298.955942][ C0] R13: 000055d3f50e9010 R14: 0000000000000001 R15: 000055d3f51283a0 [ 298.955954][ C0] [ 298.955955][ C0] handlers: [ 298.970632][ C0] [] serial8250_interrupt [ 298.971355][ C0] Disabling IRQ #51