unity8 crashed with SIGSEGV in glDeleteTextures()

Happened on image #276 when running tests.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: unity8 7.85+14.04.20140403.1-0ubuntu1
Uname: Linux 3.4.0-5-mako armv7l
ApportVersion: 2.14-0ubuntu1
Architecture: armhf
CurrentDesktop: Unity
Date: Fri Apr 4 07:54:34 2014
Disassembly: => 0x8d1f844: Cannot access memory at address 0x8d1f844
ExecutablePath: /usr/bin/unity8
ExecutableTimestamp: 1396523071
InstallationDate: Installed on 2014-04-04 (0 days ago)
InstallationMedia: Ubuntu Trusty Tahr (development branch) - armhf (20140404)
ProcCmdline: unity8
ProcCwd: /home/phablet
Signal: 11
SourcePackage: unity8
StacktraceTop:
 ?? ()
 glDeleteTextures () from /usr/lib/arm-linux-gnueabihf/libhybris-egl/libGLESv2.so.2
 mir::scene::GLPixelBuffer::~GLPixelBuffer() () from /usr/lib/arm-linux-gnueabihf/libmirserver.so.17
 mir::scene::ThreadedSnapshotStrategy::~ThreadedSnapshotStrategy() () from /usr/lib/arm-linux-gnueabihf/libmirserver.so.17
 mir::scene::SessionManager::~SessionManager() () from /usr/lib/arm-linux-gnueabihf/libmirserver.so.17
Title: unity8 crashed with SIGSEGV in glDeleteTextures()
UpgradeStatus: No upgrade log present (probably fresh install)
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