I'm seeing the same problem. Debug information below.
LIBVA_MESSAGING_LEVEL=2 snap run chromium
[20382:20382:0821/200854.560443:ERROR:sandbox_linux.cc(374)] InitializeSandbox() called with multiple threads in process gpu-process.
[20548:13:0821/200904.074169:ERROR:batching_media_log.cc(38)] MediaEvent: {"error":"{\"causes\":[{\"causes\":[],\"data\":{},\"stack\":[{\"file\":\"../../media/filters/decrypting_video_decoder.cc\",\"line\":53}],\"status_code\":264,\"status_message\":\"\"}],\"data\":{\"Decoder name\":\"DecryptingVideoDecoder\"},\"stack\":[{\"file\":\"../../media/filters/decoder_selector.cc\",\"line\":172}],\"status_code\":265,\"status_message\":\"\"}"}
[20248:20383:0821/200904.173566:ERROR:object_proxy.cc(622)] Failed to call method: org.freedesktop.PowerManagement.Inhibit.Inhibit: object_path= /org/freedesktop/PowerManagement/Inhibit: org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.504" (uid=1000 pid=20248 comm="/snap/chromium/1260/usr/lib/chromium-browser/chrom" label="snap.chromium.chromium (enforce)") interface="org.freedesktop.PowerManagement.Inhibit" member="Inhibit" error name="(unset)" requested_reply="0" destination="org.freedesktop.PowerManagement" (uid=1000 pid=1571 comm="xfce4-power-manager " label="unconfined")
[20248:20383:0821/200904.173588:ERROR:power_save_blocker_linux.cc(373)] No response to Inhibit() request!
[20248:20383:0821/200904.379145:ERROR:object_proxy.cc(622)] Failed to call method: org.freedesktop.PowerManagement.Inhibit.Inhibit: object_path= /org/freedesktop/PowerManagement/Inhibit: org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.505" (uid=1000 pid=20248 comm="/snap/chromium/1260/usr/lib/chromium-browser/chrom" label="snap.chromium.chromium (enforce)") interface="org.freedesktop.PowerManagement.Inhibit" member="Inhibit" error name="(unset)" requested_reply="0" destination="org.freedesktop.PowerManagement" (uid=1000 pid=1571 comm="xfce4-power-manager " label="unconfined")
[20248:20383:0821/200904.379183:ERROR:power_save_blocker_linux.cc(373)] No response to Inhibit() request!
[20248:20248:0821/200913.822437:ERROR:event_router.cc(713)] Event dispatched while shutting down extensions browser client.
I'm seeing the same problem. Debug information below.
LIBVA_MESSAGING _LEVEL= 2 snap run chromium 20382:0821/ 200854. 560443: ERROR:sandbox_ linux.cc( 374)] InitializeSandbox() called with multiple threads in process gpu-process. 13:0821/ 200904. 074169: ERROR:batching_ media_log. cc(38)] MediaEvent: {"error" :"{\"causes\ ":[{\"causes\ ":[],\" data\": {},\"stack\ ":[{\"file\ ":\"../ ../media/ filters/ decrypting_ video_decoder. cc\",\" line\": 53}],\" status_ code\": 264,\"status_ message\ ":\"\"} ],\"data\ ":{\"Decoder name\": \"DecryptingVid eoDecoder\ "},\"stack\ ":[{\"file\ ":\"../ ../media/ filters/ decoder_ selector. cc\",\" line\": 172}],\ "status_ code\": 265,\"status_ message\ ":\"\"} "} 20383:0821/ 200904. 173566: ERROR:object_ proxy.cc( 622)] Failed to call method: org.freedesktop .PowerManagemen t.Inhibit. Inhibit: object_path= /org/freedeskto p/PowerManageme nt/Inhibit: org.freedesktop .DBus.Error. AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.504" (uid=1000 pid=20248 comm="/ snap/chromium/ 1260/usr/ lib/chromium- browser/ chrom" label=" snap.chromium. chromium (enforce)") interface= "org.freedeskto p.PowerManageme nt.Inhibit" member="Inhibit" error name="(unset)" requested_reply="0" destination= "org.freedeskto p.PowerManageme nt" (uid=1000 pid=1571 comm="xfce4- power-manager " label="unconfined") 20383:0821/ 200904. 173588: ERROR:power_ save_blocker_ linux.cc( 373)] No response to Inhibit() request! 20383:0821/ 200904. 379145: ERROR:object_ proxy.cc( 622)] Failed to call method: org.freedesktop .PowerManagemen t.Inhibit. Inhibit: object_path= /org/freedeskto p/PowerManageme nt/Inhibit: org.freedesktop .DBus.Error. AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.505" (uid=1000 pid=20248 comm="/ snap/chromium/ 1260/usr/ lib/chromium- browser/ chrom" label=" snap.chromium. chromium (enforce)") interface= "org.freedeskto p.PowerManageme nt.Inhibit" member="Inhibit" error name="(unset)" requested_reply="0" destination= "org.freedeskto p.PowerManageme nt" (uid=1000 pid=1571 comm="xfce4- power-manager " label="unconfined") 20383:0821/ 200904. 379183: ERROR:power_ save_blocker_ linux.cc( 373)] No response to Inhibit() request! 20248:0821/ 200913. 822437: ERROR:event_ router. cc(713) ] Event dispatched while shutting down extensions browser client.
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libva info: VA-API version 1.8.0 x86_64- linux-gnu/ dri/iHD_ drv_video. so eoProc MPEG2Simple : VAEntrypointVLD MPEG2Simple : VAEntrypointEnc Slice MPEG2Main : VAEntrypointVLD MPEG2Main : VAEntrypointEnc Slice H264Main : VAEntrypointVLD H264Main : VAEntrypointEnc Slice H264Main : VAEntrypointFEI H264Main : VAEntrypointEnc SliceLP H264High : VAEntrypointVLD H264High : VAEntrypointEnc Slice H264High : VAEntrypointFEI H264High : VAEntrypointEnc SliceLP VC1Simple : VAEntrypointVLD VC1Main : VAEntrypointVLD VC1Advanced : VAEntrypointVLD JPEGBaseline : VAEntrypointVLD JPEGBaseline : VAEntrypointEnc Picture H264Constrained Baseline: VAEntrypointVLD H264Constrained Baseline: VAEntrypointEnc Slice H264Constrained Baseline: VAEntrypointFEI H264Constrained Baseline: VAEntrypointEnc SliceLP VP8Version0_ 3 : VAEntrypointVLD VP8Version0_ 3 : VAEntrypointEnc Slice HEVCMain : VAEntrypointVLD HEVCMain : VAEntrypointEnc Slice HEVCMain : VAEntrypointFEI HEVCMain10 : VAEntrypointVLD HEVCMain10 : VAEntrypointEnc Slice VP9Profile0 : VAEntrypointVLD VP9Profile2 : VAEntrypointVLD
libva info: Trying to open /usr/lib/
libva info: Found init function __vaDriverInit_1_8
libva info: va_openDriver() returns 0
vainfo: VA-API version: 1.8 (libva 2.1.0)
vainfo: Driver version: Intel iHD driver for Intel(R) Gen Graphics - 20.2.pre (f403839f)
vainfo: Supported profile and entrypoints
VAProfileNone : VAEntrypointVid
VAProfileNone : VAEntrypointStats
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
VAProfile
audio_buffering _state {"state" :"BUFFERING_ HAVE_ENOUGH" } ":[{\"causes\ ":[],\" data\": {},\"stack\ ":[{\"file\ ":\"../ ../media/ filters/ decrypting_ video_decoder. cc\",\" line\": 53}],\" status_ code\": 264,\"status_ message\ ":\"\"} ],\"data\ ":{\"Decoder name\": \"DecryptingVid eoDecoder\ "},\"stack\ ":[{\"file\ ":\"../ ../media/ filters/ decoder_ selector. cc\",\" line\": 172}],\ "status_ code\": 265,\"status_ message\ ":\"\"} " oder" :"STEREO" ,"channels" :2,"codec" :"opus" ,"codec delay":312,"discard decoder delay": true,"encryptio n scheme" :"Unencrypted" ,"has extra data":true, "profile" :"unknown" ,"sample format":"Float 32-bit","samples per second":48000,"seek preroll" :"80000us" }] /www.youtube. com/watch? v=_l6sbhjm8pk" ingDemuxerStrea m false oDecoder false oDecoder false ingDemuxerStrea m false is_opaque" ,"codec" :"vp9", "coded size":" 1920x988" ,"color space": "{primaries: BT709, transfer:BT709, matrix:BT709, range:LIMITED} ","encryption scheme" :"Unencrypted" ,"has extra data":false,"hdr metadata" :"unset" ,"natural size":" 1920x988" ,"orientation" :"0°"," profile" :"vp9 profile0","visible rect":"0,0 1920x988"}] /www.youtube. com/" buffering_ state {"for_suspended _start" :false, "state" :"BUFFERING_ HAVE_ENOUGH" } /www.youtube. com/a1cf0fdf- 8d73-4a23- ba8d-f984c18dfa a6" _state {"state" :"BUFFERING_ HAVE_ENOUGH" }
dimensions "1920x988"
duration 243.981
error "{\"causes\
event "kPlay"
info "Selected video track: []"
kAudioDecoderName "FFmpegAudioDec
kAudioTracks [{"bytes per channel":4,"bytes per frame":8,"channel layout"
kFrameTitle ""
kFrameUrl "https:/
kIsAudioDecrypt
kIsPlatformAudi
kIsPlatformVide
kIsVideoDecrypt
kResolution "1920x988"
kVideoDecoderName "VpxVideoDecoder"
kVideoTracks [{"alpha mode":"
origin_url "https:/
pipeline_
pipeline_state "kPlaying"
player_id 43
render_id 27
url "blob:https:/
video_buffering