[  428.274671] Mirror/redirect action on
[  428.276562] tc (8535) used greatest stack depth: 11992 bytes left
[  439.286143] irq 4: nobody cared (try booting with the "irqpoll" option)
[  439.286250] CPU: 3 PID: 8051 Comm: perl Not tainted 6.10.0-rc7-virtme #1
[  439.286294] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  439.286364] Call Trace:
[  439.286391]  <IRQ>
[  439.286412]  dump_stack_lvl+0x55/0x70
[  439.286445]  __report_bad_irq+0x2b/0xc0
[  439.286475]  note_interrupt+0x2a7/0x2f0
[  439.286499]  handle_irq_event+0x72/0x80
[  439.286524]  handle_edge_irq+0x8b/0x230
[  439.286551]  __common_interrupt+0x3c/0xb0
[  439.286587]  common_interrupt+0x80/0x90
[  439.286615]  </IRQ>
[  439.286630]  <TASK>
[  439.286650]  asm_common_interrupt+0x26/0x40
[  439.286683] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  439.286717] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d cc e5 6a 6b <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  439.286816] RSP: 0018:ffffa95ec8683d60 EFLAGS: 00000286
[  439.286853] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  439.286898] RDX: ffffffff9457265d RSI: 0000000000000286 RDI: ffffffff95ee9300
[  439.286965] RBP: ffff8ce681ec8000 R08: 000000665a3bab2a R09: 0000000000000001
[  439.287025] R10: ffff8ce6812935f8 R11: 0000000000000000 R12: ffffffff95ee9300
[  439.287091] R13: 0000000000000286 R14: ffff8ce681293800 R15: ffff8ce681293400
[  439.287143]  ? rpm_suspend+0x1ad/0x5e0
[  439.287177]  uart_write+0x89/0x150
[  439.287209]  n_tty_write+0x1a6/0x520
[  439.287237]  ? __pfx_woken_wake_function+0x10/0x10
[  439.287269]  file_tty_write.constprop.0+0x14d/0x330
[  439.287301]  vfs_write+0x332/0x460
[  439.287330]  ksys_write+0x63/0xe0
[  439.287353]  do_syscall_64+0x9e/0x1a0
[  439.287379]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  439.287423] RIP: 0033:0x7f1eddfd6957
[  439.287449] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[  439.287546] RSP: 002b:00007ffc5fe0b5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  439.287592] RAX: ffffffffffffffda RBX: 000055d6c71ae110 RCX: 00007f1eddfd6957
[  439.287637] RDX: 0000000000000001 RSI: 000055d6c71ae110 RDI: 0000000000000001
[  439.287684] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  439.287729] R10: 0000000000000001 R11: 0000000000000246 R12: 000055d6c719a560
[  439.287774] R13: 000055d6c717b2a0 R14: 0000000000000001 R15: 000055d6c719a560
[  439.287821]  </TASK>
[  439.287839] handlers:
[  439.287853] [<00000000f43574a5>] serial8250_interrupt
[  439.287891] Disabling IRQ #4