All tests - *ERROR* CPU pipe [ABCD] FIFO underrun: port,transcoder

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_11624/re-dg2-12/igt@kms_plane_scaling@scaler-with-clipping-clamping@pipe-b-dp-4-scaler-with-clipping-clamping.html

<7> [277.253431] i915 0000:03:00.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpd. force bit now 0
<7> [277.253845] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1)
<7> [277.253967] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry
<7> [277.254411] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0040 w(1)
<7> [277.254503] i915 0000:03:00.0: [drm:drm_dp_dual_mode_detect [drm_display_helper]] DP dual mode HDMI ID:  (err -6)
<3> [277.263308] i915 0000:03:00.0: [drm] *ERROR* CPU pipe B FIFO underrun: port,transcoder,
<7> [292.713870] [drm:eb_lookup_vmas [i915]] EINVAL at eb_validate_vma:516
<7> [292.714477] i915 0000:03:00.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
<7> [292.714581] i915 0000:03:00.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
<7> [292.714767] [drm:eb_lookup_vmas [i915]] EINVAL at eb_validate_vma:516
<7> [292.722201] i915 0000:03:00.0: [drm:skl_update_scaler [i915]] scaler_user index 1.6: staged scaling request for 3742x2064->3840x2160 scaler_users = 0x40
<7> [292.722329] i915 0000:03:00.0: [drm:intel_atomic_setup_scalers [i915]] Attached scaler id 1.0 to PLANE:82
<7> [292.731403] [drm:drm_mode_addfb2] [FB:287]
<7> [292.731509] [drm:eb_lookup_vmas [i915]] EINVAL at eb_validate_vma:516
<7> [292.731679] i915 0000:03:00.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
<7> [292.731825] i915 0000:03:00.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
<7> [292.731947] [drm:eb_lookup_vmas [i915]] EINVAL at eb_validate_vma:516
<7> [297.897714] [drm:eb_lookup_vmas [i915]] EINVAL at eb_validate_vma:516
<7> [297.898337] i915 0000:03:00.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
<7> [297.898456] i915 0000:03:00.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created