This bug was fixed in the package qtdeclarative-opensource-src -
5.3.2-3ubuntu2
---------------
qtdeclarative-opensource-src (5.3.2-3ubuntu2) vivid; urgency=medium
* debian/patches/Avoid-race-condition-in-QQmlEngine-on-shutdown.patch
- Cherry-pick an app shutdown crash fix (LP: #1373039)
* debian/patches/Fix-crashes-when-calling-Array.sort-with-imperfect-s.patch
- Cherry-pick a fix for a crasher in Array.sort (LP: #1295119)
-- Timo Jyrinki <timo-jyri...@ubuntu.com> Wed, 03 Dec 2014 08:32:46 +0000
** Changed in: qtdeclarative-opensource-src (Ubuntu)
Status: In Progress => Fix Released
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https://bugs.launchpad.net/bugs/1295119
Title:
qmlscene crashed with SIGSEGV in mark()
Status in qtdeclarative-opensource-src package in Ubuntu:
Fix Released
Bug description:
Running my app https://launchpad.net/akari on Ubuntu Trusty sometimes
gives me a segfault at the start.
ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: qmlscene 5.2.1-3ubuntu10
ProcVersionSignature: Ubuntu 3.13.0-18.38-generic 3.13.6
Uname: Linux 3.13.0-18-generic x86_64
ApportVersion: 2.13.3-0ubuntu1
Architecture: amd64
CurrentDesktop: Unity
Date: Thu Mar 20 14:06:36 2014
EcryptfsInUse: Yes
ExecutablePath: /usr/lib/x86_64-linux-gnu/qt5/bin/qmlscene
InstallationDate: Installed on 2014-03-16 (3 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140316)
ProcCmdline: /usr/lib/x86_64-linux-gnu/qt5/bin/qmlscene akari.qml
SegvAnalysis:
Segfault happened at: 0x7f481c54bc9e
<_ZN3QV46Object11markObjectsEPNS_7ManagedEPNS_15ExecutionEngineE+94>: movzbl
0x8(%rax),%ecx
PC (0x7f481c54bc9e) ok
source "0x8(%rax)" (0x00000098) not located in a known VMA region (needed
readable region)!
destination "%ecx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: qtdeclarative-opensource-src
StacktraceTop:
QV4::Object::markObjects(QV4::Managed*, QV4::ExecutionEngine*) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
QV4::MemoryManager::mark() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
QV4::MemoryManager::runGC() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
QV4::MemoryManager::alloc(unsigned long) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
QV4::ExecutionEngine::newString(QString const&) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
Title: qmlscene crashed with SIGSEGV in QV4::Object::markObjects()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm autopilot cdrom dip lpadmin plugdev sambashare sudo
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