igt@core_hotunplug@unbind-rebind - dmesg-warn - *ERROR* audio power refcount 1 after unbind

https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_6829/shard-apl8/igt@core_hotunplug@unbind-rebind.html

<7> [90.944646] [IGT] core_hotunplug: running device sysfs healthcheck
<7> [90.946494] [IGT] core_hotunplug: running i915 device perf healthcheck
<7> [90.948302] [IGT] core_hotunplug: closing health checked device instance
<7> [90.966893] [IGT] core_hotunplug: unbinding the driver from the device
<7> [90.967352] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling dpio-common-a
<3> [90.973588] i915 0000:00:02.0: [drm] *ERROR* audio power refcount 1 after unbind
<7> [90.974607] i915 0000:00:02.0: [drm:pipe_config_mismatch [i915]] [CRTC:59:pipe A] fastset mismatch in cpu_transcoder (expected 0, found -1)
<7> [90.975006] i915 0000:00:02.0: [drm:pipe_config_mismatch [i915]] [CRTC:59:pipe A] fastset mismatch in lane_count (expected 4, found 0)