Thread 3 "QQmlThread" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffeb5b6700 (LWP 13972)]
0x00007ffff7b4402a in WTF::OSAllocator::reserveAndCommit(unsigned long, WTF::OSAllocator::Usage, bool, bool, bool) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
(gdb) bt
#0  0x00007ffff7b4402a in WTF::OSAllocator::reserveAndCommit(unsigned long, WTF::OSAllocator::Usage, bool, bool, bool) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#1  0x00007ffff7c23fbf in QV4::ExecutableAllocator::allocate(unsigned long) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#2  0x00007ffff7b2c6ec in JSC::AssemblerBuffer::executableCopy(JSC::JSGlobalData&, void*, JSC::JITCompilationEffort) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#3  0x00007ffff7b2917b in QV4::JIT::Assembler<QV4::JIT::AssemblerTargetConfiguration<JSC::MacroAssemblerX86_64, (QV4::JIT::TargetOperatingSystemSpecialization)0> >::link(int*) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#4  0x00007ffff7b376a8 in QV4::JIT::InstructionSelection<QV4::JIT::Assembler<QV4::JIT::AssemblerTargetConfiguration<JSC::MacroAssemblerX86_64, (QV4::JIT::TargetOperatingSystemSpecialization)0> > >::run(int) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#5  0x00007ffff7ad222b in QV4::EvalInstructionSelection::compile(bool) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#6  0x00007ffff7bbb297 in QV4::Script::precompile(QV4::IR::Module*, QV4::Compiler::JSUnitGenerator*, QV4::ExecutionEngine*, QUrl const&, QString const&, QList<QQmlError>*, QQmlJS::Directives*) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#7  0x00007ffff7c68d1c in QQmlScriptBlob::dataReceived(QQmlDataBlob::SourceCodeData const&) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#8  0x00007ffff7c5dee4 in QQmlTypeLoader::setData(QQmlDataBlob*, QQmlDataBlob::SourceCodeData const&) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#9  0x00007ffff7c5dd92 in QQmlTypeLoader::setData(QQmlDataBlob*, QString const&) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#10 0x00007ffff7c5d5a6 in QQmlTypeLoader::loadThread(QQmlDataBlob*) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#11 0x00007ffff7c6c28a in void QQmlTypeLoader::doLoad<PlainLoader>(PlainLoader const&, QQmlDataBlob*, QQmlTypeLoader::Mode) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#12 0x00007ffff7c5efa7 in QQmlTypeLoader::getScript(QUrl const&) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#13 0x00007ffff7c5f09f in QQmlTypeLoader::Blob::addImport(QV4::CompiledData::Import const*, QList<QQmlError>*) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#14 0x00007ffff7c696c3 in QQmlScriptBlob::initializeFromCompilationUnit(QV4::CompiledData::CompilationUnit*) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#15 0x00007ffff7c687f8 in QQmlScriptBlob::dataReceived(QQmlDataBlob::SourceCodeData const&) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#16 0x00007ffff7c5dee4 in QQmlTypeLoader::setData(QQmlDataBlob*, QQmlDataBlob::SourceCodeData const&) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#17 0x00007ffff7c5dd92 in QQmlTypeLoader::setData(QQmlDataBlob*, QString const&) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#18 0x00007ffff7c5d5a6 in QQmlTypeLoader::loadThread(QQmlDataBlob*) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#19 0x00007ffff7c6c28a in void QQmlTypeLoader::doLoad<PlainLoader>(PlainLoader const&, QQmlDataBlob*, QQmlTypeLoader::Mode) ()
   from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5
#20 0x00007ffff7c5efa7 in QQmlTypeLoader::getScript(QUrl const&) () from /home/laknoll/dev/dev/qtbase/lib/libQt5Qml.so.5