Massive DRM errors - broken?

[whymartha]

Command:

sudo docker run --rm --privileged -i -t \
--device /dev/dri \
--network host \
-e DISPLAY=$DISPLAY \
-e XDG_RUNTIME_DIR=$XDG_RUNTIME_DIR \
-e MESA_LOADER_DRIVER_OVERRIDE=nouveau \
-e LIBVA_DRIVER_NAME=nouveau \
-v /etc/machine-id:/etc/machine-id:ro \
-v /run/user/1000/pulse:/run/user/1000/pulse \
-v $HOME/.Xauthority:/home/mpv/.Xauthority \
${IMG} mpv https://www.youtube.com/watch?v=7QTwlqbkbos

mpv --no-audio https://www.youtube.com/watch?v=7QTwlqbkbos
[ytdl_hook] Subprocess failed: init
[ytdl_hook] Subprocess failed: init
● Video  --vid=1                          (av1 1280x720 29.97 fps) [default]
○ Audio  --aid=1  --alang=eng             (opus 2ch 48000 Hz) [default]
○ Subs   --sid=1  --slang=en-JkeT_87f4cc  'English - DTVCC1' (webvtt) [external]
○ Subs   --sid=2  --slang=en-US           'English (United States)' (webvtt) [external]
○ Subs   --sid=3  --slang=en-uYU-mmqFLq8  'English - CC1' (webvtt) [external]
○ Subs   --sid=4  --slang=live_chat       'json' (null) [external]
File tags:
 Date: 20250413
 Uploader: Fox News
 Channel_URL: https://www.youtube.com/channel/UCXIJgqnII2ZOINSWNOGFThA
libEGL warning: DRI3: Screen seems not DRI3 capable
libEGL warning: DRI2: failed to authenticate
libEGL warning: DRI3: Screen seems not DRI3 capable
MESA: error: ZINK: vkCreateInstance failed (VK_ERROR_INCOMPATIBLE_DRIVER)
libEGL warning: egl: failed to create dri2 screen
[vo/gpu/opengl] Suspected software renderer or indirect context.
[vo/gpu/drm] VT_GETMODE failed: Not a tty
[vo/gpu/drm] Failed to set up VT switcher. Terminal switching will be unavailable.
[vo/gpu/drm] No primary DRM device could be picked!
[vo/gpu/drm] Failed to find a usable DRM primary node!
libEGL warning: DRI3: Screen seems not DRI3 capable
libEGL warning: DRI2: failed to authenticate
libEGL warning: DRI3: Screen seems not DRI3 capable
MESA: error: ZINK: vkCreateInstance failed (VK_ERROR_INCOMPATIBLE_DRIVER)
libEGL warning: egl: failed to create dri2 screen
[vo/gpu-next/opengl] Suspected software renderer or indirect context.
[vo/gpu-next/drm] Can't handle VT release - signal already used
[vo/gpu-next/drm] Failed to set up VT switcher. Terminal switching will be unavailable.
[vo/gpu-next/drm] No primary DRM device could be picked!
[vo/gpu-next/drm] Failed to find a usable DRM primary node!
[vo/xv] Warning: this legacy VO has bad quality and performance, and will in particular result in blurry OSD and subtitles. You should fix your graphics drivers, or not force the xv VO.
VO: [xv] 1280x720 yuv420p
[vo/xv/x11] X11 error: BadAccess (attempt to access private resource denied)
[vo/xv/x11] Type: 0, display: 0x7f5e02e630c0, resourceid: 197, serial: 7c
[vo/xv/x11] Error code: a, request code: 82, minor code: 1
[vo/xv/x11] X11 error: BadAccess (attempt to access private resource denied)
[vo/xv/x11] Type: 0, display: 0x7f5e02e630c0, resourceid: 197, serial: 7f
[vo/xv/x11] Error code: a, request code: 82, minor code: 1
[vo/xv/x11] X11 error: BadShmSeg (invalid shared segment parameter)
[vo/xv/x11] Type: 0, display: 0x7f5e02e630c0, resourceid: 197, serial: 8b
[vo/xv/x11] Error code: 80, request code: 97, minor code: 13
[vo/xv/x11] X11 error: BadShmSeg (invalid shared segment parameter)
[vo/xv/x11] Type: 0, display: 0x7f5e02e630c0, resourceid: 197, serial: 91
[vo/xv/x11] Error code: 80, request code: 97, minor code: 13
[vo/xv] X11 can't keep up! Waiting for XShm completion events...
[ffmpeg] tls: Unknown error
[ffmpeg] https: Will reconnect at 8044496 in 0 second(s), error=I/O error.
[ffmpeg/demuxer] mov,mp4,m4a,3gp,3g2,mj2: Packet corrupt (stream = 0, dts = 2557555).
[ffmpeg] NULL: Invalid OBU length: 58970, but only 24434 bytes remaining in fragment.
[ffmpeg] NULL: Failed to parse temporal unit.