[   40.714161][  T332] GACT probability NOT on
[   45.250520][  T400] Mirror/redirect action on
[   45.269836][  T399] tc (399) used greatest stack depth: 24320 bytes left
[   51.598239][  T489] tc (489) used greatest stack depth: 24216 bytes left
[  116.048258][    C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[  116.048753][    C3] CPU: 3 PID: 226 Comm: perl Not tainted 6.9.0-rc2-virtme #1
[  116.049038][    C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  116.049431][    C3] Call Trace:
[  116.049608][    C3]  <IRQ>
[  116.049708][    C3]  dump_stack_lvl+0x82/0xd0
[  116.049896][    C3]  __report_bad_irq+0x5f/0x180
[  116.050070][    C3]  note_interrupt+0x6b3/0x860
[  116.050247][    C3]  handle_irq_event+0x16d/0x1c0
[  116.050438][    C3]  handle_edge_irq+0x1fa/0xb60
[  116.050643][    C3]  __common_interrupt+0x7c/0x180
[  116.050850][    C3]  common_interrupt+0x7e/0x90
[  116.051117][    C3]  </IRQ>
[  116.051252][    C3]  <TASK>
[  116.051376][    C3]  asm_common_interrupt+0x26/0x40
[  116.051638][    C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[  116.051993][    C3] Code: 10 e8 01 18 9b fd 48 89 ef e8 39 88 9b fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d d5 8e 0f 73 <74> 0e 5b 5d c3 cc cc cc cc e8 ff 83 be fd eb dc 0f 1f 44 00 00 5b
[  116.052840][    C3] RSP: 0018:ffffc90000aafa80 EFLAGS: 00000286
[  116.053173][    C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff2028709
[  116.053560][    C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8cf43941
[  116.053978][    C3] RBP: ffffffff90a241a0 R08: 0000000000000001 R09: fffffbfff20238b0
[  116.054382][    C3] R10: ffffffff9011c587 R11: 0000000000000000 R12: 0000000000000091
[  116.054773][    C3] R13: ffffffff90a242a8 R14: ffffffff90a241a0 R15: ffff8880048e0000
[  116.055189][    C3]  ? _raw_spin_unlock_irqrestore+0x51/0x70
[  116.055532][    C3]  uart_write+0x224/0x450
[  116.055742][    C3]  process_output_block+0x13e/0x790
[  116.056019][    C3]  ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[  116.056366][    C3]  n_tty_write+0x412/0x7a0
[  116.056648][    C3]  ? __pfx_n_tty_write+0x10/0x10
[  116.056915][    C3]  ? trace_lock_acquire+0x135/0x1c0
[  116.057180][    C3]  ? __pfx_woken_wake_function+0x10/0x10
[  116.057451][    C3]  ? iterate_tty_write+0x95/0x540
[  116.057716][    C3]  ? lock_acquire+0x32/0xc0
[  116.057974][    C3]  ? iterate_tty_write+0x95/0x540
[  116.058248][    C3]  iterate_tty_write+0x228/0x540
[  116.058525][    C3]  ? tty_ldisc_ref_wait+0x28/0x80
[  116.058806][    C3]  file_tty_write.constprop.0+0x1db/0x370
[  116.059073][    C3]  ? find_held_lock+0x2c/0x110
[  116.059346][    C3]  vfs_write+0x9e5/0x10a0
[  116.059556][    C3]  ? __pfx___lock_release+0x10/0x10
[  116.059807][    C3]  ? trace_lock_acquire+0x135/0x1c0
[  116.060041][    C3]  ? lock_acquire+0x32/0xc0
[  116.060305][    C3]  ? __pfx_vfs_write+0x10/0x10
[  116.060593][    C3]  ? __might_fault+0x11b/0x170
[  116.060879][    C3]  ? __rseq_handle_notify_resume+0x354/0x4e0
[  116.061218][    C3]  ? __fget_light+0x53/0x1e0
[  116.061503][    C3]  ksys_write+0xf5/0x1e0
[  116.061707][    C3]  ? __pfx_ksys_write+0x10/0x10
[  116.062003][    C3]  do_syscall_64+0xc6/0x1e0
[  116.062260][    C3]  entry_SYSCALL_64_after_hwframe+0x72/0x7a
[  116.062587][    C3] RIP: 0033:0x7feb7d09f957
[  116.062860][    C3] 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
[  116.063782][    C3] RSP: 002b:00007ffc1f3f4118 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  116.064172][    C3] RAX: ffffffffffffffda RBX: 000055671b626070 RCX: 00007feb7d09f957
[  116.064557][    C3] RDX: 0000000000000001 RSI: 000055671b626070 RDI: 0000000000000001
[  116.064933][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  116.065326][    C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055671b612590
[  116.065676][    C3] R13: 000055671b5f32a0 R14: 0000000000000001 R15: 000055671b612590
[  116.066086][    C3]  </TASK>
[  116.066273][    C3] handlers:
[  116.066461][    C3] [<ffffffff8b8d9d50>] serial8250_interrupt
[  116.067032][    C3] Disabling IRQ #4
[  137.270237][  T604] ip (604) used greatest stack depth: 23560 bytes left

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