[  326.561912] Mirror/redirect action on
[  326.564179] tc (5033) used greatest stack depth: 11952 bytes left
[  337.948980] irq 4: nobody cared (try booting with the "irqpoll" option)
[  337.949097] CPU: 3 UID: 0 PID: 4604 Comm: perl Not tainted 6.11.0-rc3-virtme #1
[  337.949160] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  337.949249] Call Trace:
[  337.949274]  <IRQ>
[  337.949298]  dump_stack_lvl+0x55/0x70
[  337.949342]  __report_bad_irq+0x2b/0xc0
[  337.949384]  note_interrupt+0x2a7/0x2f0
[  337.949426]  handle_irq_event+0x72/0x80
[  337.949457]  handle_edge_irq+0x8b/0x230
[  337.949497]  __common_interrupt+0x3c/0xb0
[  337.949531]  common_interrupt+0x80/0x90
[  337.949566]  </IRQ>
[  337.949589]  <TASK>
[  337.949616]  asm_common_interrupt+0x26/0x40
[  337.949660] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  337.949710] 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 d8 29 73 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  337.949881] RSP: 0018:ffffa14405f93d60 EFLAGS: 00000286
[  337.949929] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  337.949995] RDX: ffffffff8c986dad RSI: 0000000000000286 RDI: ffffffff8e2f6560
[  337.950052] RBP: ffff90bdc1ec8000 R08: 0000004ec0b4c12f R09: 0000000000000001
[  337.950103] R10: ffff90bdc24dc5f8 R11: 0000000000000000 R12: ffffffff8e2f6560
[  337.950167] R13: 0000000000000286 R14: ffff90bdc24dd000 R15: ffff90bdc24dc400
[  337.950231]  ? rpm_suspend+0x1ad/0x5e0
[  337.950269]  uart_write+0x89/0x150
[  337.950303]  n_tty_write+0x1a6/0x520
[  337.950338]  ? __pfx_woken_wake_function+0x10/0x10
[  337.950392]  file_tty_write.constprop.0+0x14d/0x330
[  337.950438]  vfs_write+0x332/0x460
[  337.950474]  ksys_write+0x63/0xe0
[  337.950510]  do_syscall_64+0x9e/0x1a0
[  337.950549]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  337.950607] RIP: 0033:0x7f0cbb92c957
[  337.950640] 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
[  337.950771] RSP: 002b:00007fff5e15f628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  337.950839] RAX: ffffffffffffffda RBX: 00005580a0ed70b0 RCX: 00007f0cbb92c957
[  337.950899] RDX: 0000000000000001 RSI: 00005580a0ed70b0 RDI: 0000000000000001
[  337.950967] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  337.951029] R10: 0000000000000001 R11: 0000000000000246 R12: 00005580a0ec3580
[  337.951094] R13: 00005580a0ea42a0 R14: 0000000000000001 R15: 00005580a0ec3580
[  337.951146]  </TASK>
[  337.951172] handlers:
[  337.951195] [<00000000f4f9345d>] serial8250_interrupt
[  337.951246] Disabling IRQ #4