[  371.323419] tc (8266) used greatest stack depth: 11672 bytes left
[  381.833042] irq 51: nobody cared (try booting with the "irqpoll" option)
[  381.833128] CPU: 0 UID: 0 PID: 4637 Comm: perl Not tainted 6.19.0-rc7-virtme #1 PREEMPT(voluntary) 
[  381.833131] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  381.833133] Call Trace:
[  381.833137]  <IRQ>
[  381.833140]  dump_stack_lvl+0x4d/0x70
[  381.833147]  __report_bad_irq+0x35/0xb8
[  381.833151]  note_interrupt.cold+0x28/0x66
[  381.833152]  handle_irq_event+0x6e/0x80
[  381.833156]  handle_edge_irq+0xbc/0x180
[  381.833158]  __common_interrupt+0x40/0xd0
[  381.833161]  ? __sysvec_apic_timer_interrupt+0x52/0xf0
[  381.833164]  common_interrupt+0x7a/0x90
[  381.833168]  </IRQ>
[  381.833169]  <TASK>
[  381.833169]  asm_common_interrupt+0x26/0x40
[  381.833172] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  381.833176] 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 82 e8 00 <74> 01 c3 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 f3 0f
[  381.833177] RSP: 0018:ff6a7bf341213d38 EFLAGS: 00000286
[  381.833180] RAX: 00000000ffffffff RBX: ff31155741ffc000 RCX: 0000000000000017
[  381.833181] RDX: ffffffff985d0b75 RSI: 0000000000000282 RDI: ffffffff998c2680
[  381.833182] RBP: 0000000000000001 R08: 0000000000000001 R09: ff31155743fef400
[  381.833182] R10: ff6a7bf341213e68 R11: 0000000000000001 R12: ffffffff998c2680
[  381.833183] R13: ff6a7bf340365000 R14: ff31155743fef400 R15: 0000000000000282
[  381.833184]  ? rpm_suspend+0x185/0x5e0
[  381.833188]  uart_write+0xb4/0x270
[  381.833191]  n_tty_write+0x155/0x560
[  381.833194]  ? swake_up_all+0xd0/0xd0
[  381.833196]  file_tty_write.isra.0+0x15b/0x2a0
[  381.833198]  vfs_write+0x258/0x4d0
[  381.833202]  ? __hrtimer_run_queues+0x161/0x2a0
[  381.833205]  ksys_write+0x73/0xe0
[  381.833206]  do_syscall_64+0xa4/0xfc0
[  381.833208]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  381.833209] RIP: 0033:0x7f6b2868ac5e
[  381.833211] Code: 4d 89 d8 e8 34 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
[  381.833212] RSP: 002b:00007ffed6245bb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  381.833213] RAX: ffffffffffffffda RBX: 0000558c95281270 RCX: 00007f6b2868ac5e
[  381.833214] RDX: 0000000000000001 RSI: 0000558c95281270 RDI: 0000000000000001
[  381.833214] RBP: 00007ffed6245bc0 R08: 0000000000000000 R09: 0000000000000000
[  381.833215] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[  381.833215] R13: 0000558c95242010 R14: 0000000000000001 R15: 0000558c95281270
[  381.833216]  </TASK>
[  381.833217] handlers:
[  381.834601] [<0000000060cc2a97>] serial8250_interrupt
[  381.834636] Disabling IRQ #51