The stack trace says the crash is happening inside libvaapi, which makes this a gstreamer bug. Reassigning.
** Also affects: gstreamer1.0 (Ubuntu) Importance: Undecided Status: New ** Changed in: mediascanner2 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to mediascanner2 in Ubuntu. https://bugs.launchpad.net/bugs/1396478 Title: mediascanner-service-2.0 assert failure: mediascanner-service-2.0: dri2_util.c:199: isDRI2Connected: Assertion `dri_state->base.fd >= 0' failed. Status in gstreamer1.0 package in Ubuntu: New Status in mediascanner2 package in Ubuntu: Invalid Bug description: I just got this after logging in to my session. ProblemType: Crash DistroRelease: Ubuntu 15.04 Package: mediascanner2.0 0.105+15.04.20141030.1-0ubuntu1 Uname: Linux 3.18.0-031800rc4-generic x86_64 ApportVersion: 2.14.7-0ubuntu10 Architecture: amd64 AssertionMessage: mediascanner-service-2.0: dri2_util.c:199: isDRI2Connected: Assertion `dri_state->base.fd >= 0' failed. CrashCounter: 1 CurrentDesktop: Unity Date: Wed Nov 26 08:46:19 2014 ExecutablePath: /usr/bin/mediascanner-service-2.0 ProcCmdline: mediascanner-service-2.0 Signal: 6 SourcePackage: mediascanner2 StacktraceTop: __assert_fail_base (fmt=0x7ffd15ea48e8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7ffd00f2e6f4 "dri_state->base.fd >= 0", file=file@entry=0x7ffd00f2e6e0 "dri2_util.c", line=line@entry=199, function=function@entry=0x7ffd00f2e730 "isDRI2Connected") at assert.c:92 __GI___assert_fail (assertion=0x7ffd00f2e6f4 "dri_state->base.fd >= 0", file=0x7ffd00f2e6e0 "dri2_util.c", line=199, function=0x7ffd00f2e730 "isDRI2Connected") at assert.c:101 isDRI2Connected () from /usr/lib/x86_64-linux-gnu/libva-x11.so.1 ?? () from /usr/lib/x86_64-linux-gnu/libva-x11.so.1 vaInitialize () from /usr/lib/x86_64-linux-gnu/libva.so.1 Title: mediascanner-service-2.0 assert failure: mediascanner-service-2.0: dri2_util.c:199: isDRI2Connected: Assertion `dri_state->base.fd >= 0' failed. UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm autopilot cdrom dip lpadmin plugdev sambashare sbuild sudo To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gstreamer1.0/+bug/1396478/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp