[ 1005.374454] tc (30169) used greatest stack depth: 11648 bytes left
[ 1008.783963] irq 51: nobody cared (try booting with the "irqpoll" option)
[ 1008.784049] CPU: 0 UID: 0 PID: 26342 Comm: perl Not tainted 6.19.0-rc2-virtme #1 PREEMPT(voluntary) 
[ 1008.784052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1008.784053] Call Trace:
[ 1008.784057]  <IRQ>
[ 1008.784062]  dump_stack_lvl+0x4d/0x70
[ 1008.784068]  __report_bad_irq+0x35/0xb8
[ 1008.784071]  note_interrupt.cold+0x28/0x66
[ 1008.784072]  handle_irq_event+0x6e/0x80
[ 1008.784075]  handle_edge_irq+0xbc/0x180
[ 1008.784077]  __common_interrupt+0x40/0xd0
[ 1008.784080]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[ 1008.784081]  common_interrupt+0x7a/0x90
[ 1008.784085]  </IRQ>
[ 1008.784086]  <TASK>
[ 1008.784086]  asm_common_interrupt+0x26/0x40
[ 1008.784089] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[ 1008.784092] Code: 00 66 90 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d e4 c2 e8 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[ 1008.784093] RSP: 0018:ff383ca4c6a93d38 EFLAGS: 00000286
[ 1008.784095] RAX: 00000000ffffffff RBX: ff27b5c9c1f88000 RCX: 0000000000000017
[ 1008.784096] RDX: ffffffff97fce935 RSI: 0000000000000282 RDI: ffffffff992c0680
[ 1008.784097] RBP: 0000000000000001 R08: 0000000000000001 R09: ff27b5c9c1d56c00
[ 1008.784097] R10: ff383ca4c6a93e68 R11: 0000000000000001 R12: ffffffff992c0680
[ 1008.784098] R13: ff383ca4c0355000 R14: ff27b5c9c1d56c00 R15: 0000000000000282
[ 1008.784098]  ? rpm_suspend+0x185/0x5e0
[ 1008.784104]  uart_write+0xb4/0x270
[ 1008.784107]  n_tty_write+0x155/0x560
[ 1008.784109]  ? swake_up_all+0xd0/0xd0
[ 1008.784111]  file_tty_write.isra.0+0x15b/0x2a0
[ 1008.784113]  vfs_write+0x258/0x4d0
[ 1008.784116]  ? __hrtimer_run_queues+0x161/0x2a0
[ 1008.784118]  ksys_write+0x73/0xe0
[ 1008.784120]  do_syscall_64+0xa4/0xfc0
[ 1008.784122]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1008.784123] RIP: 0033:0x7f77585eec5e
[ 1008.784125] 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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 1008.784126] RSP: 002b:00007ffe3f407270 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1008.784127] RAX: ffffffffffffffda RBX: 00005596093dc1f0 RCX: 00007f77585eec5e
[ 1008.784127] RDX: 0000000000000001 RSI: 00005596093dc1f0 RDI: 0000000000000001
[ 1008.784128] RBP: 00007ffe3f407280 R08: 0000000000000000 R09: 0000000000000000
[ 1008.784128] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1008.784129] R13: 000055960939d010 R14: 0000000000000001 R15: 00005596093dc1f0
[ 1008.784130]  </TASK>
[ 1008.784130] handlers:
[ 1008.785418] [<000000009d53c700>] serial8250_interrupt
[ 1008.785457] Disabling IRQ #51