Few KMS Tests - dmesg-warn/dmesg-fail - *ERROR* CPU pipe .* FIFO underrun
<7> [145.103517] i915 0000:00:02.0: [drm:intel_modeset_calc_cdclk [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
<7> [145.104005] i915 0000:00:02.0: [drm:intel_modeset_calc_cdclk [i915]] New voltage level calculated to be logical 0, actual 0
<7> [145.104520] i915 0000:00:02.0: [drm:intel_crtc_state_dump [i915]] [CRTC:75:pipe B] enable: no [modeset]
<7> [145.104991] i915 0000:00:02.0: [drm:intel_crtc_state_dump [i915]] [PLANE:54:plane 1B] fb: [NOFB], visible: no
<7> [145.105578] i915 0000:00:02.0: [drm:intel_crtc_state_dump [i915]] [PLANE:62:plane 2B] fb: [NOFB], visible: no
<7> [145.106143] i915 0000:00:02.0: [drm:intel_crtc_state_dump [i915]] [PLANE:70:cursor B] fb: [NOFB], visible: no
<7> [145.106811] i915 0000:00:02.0: [drm:intel_audio_codec_disable [i915]] [CONNECTOR:112:DP-2][ENCODER:111:DDI C/PHY C] Disable audio codec on [CRTC:75:pipe B]
<7> [145.126271] i915 0000:00:02.0: [drm:i915_audio_component_get_eld [i915]] Not valid for port C
<3> [145.126655] i915 0000:00:02.0: [drm] *ERROR* CPU pipe B FIFO underrun
<7> [145.127569] i915 0000:00:02.0: [drm:intel_disable_transcoder [i915]] disabling pipe B
<7> [145.145184] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DDI_IO_C
<7> [145.145593] i915 0000:00:02.0: [drm:intel_disable_shared_dpll [i915]] disable DPLL 1 (active 0x2, on? 1) for [CRTC:75:pipe B]
<7> [145.146032] i915 0000:00:02.0: [drm:intel_disable_shared_dpll [i915]] disabling DPLL 1
<7> [145.146481] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:98:DDI B/PHY B]
<7> [145.146860] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:100:DP-MST A]
<7> [145.147266] i915 0000:00:02.0: [drm:intel_modeset_verify_disabled [i915]] [ENCODER:101:DP-MST B]