On Friday, 9 April 2021 23:40:09 AEST Bernhard Übelacker wrote: > Hello Russel, > thanks for the fast answer, unfortunately the > backtrace is not yet enough expressive. > > Maybe you could also install the following debug symbol packages? > > libqt5qml5-dbgsym libqt5core5a-dbgsym libqt5widgets5-dbgsym > libqt5gui5-dbgsym kwin-common-dbgsym kwin-x11-dbgsym > > These are located in a separate debug symbol repository, > which has to be enabled first and is described here:
Here's another one: Application: KWin (kwin_x11), signal: Segmentation fault [KCrash Handler] #4 0x00007fb3b1729e08 in memcpy (__len=1, __src=<synthetic pointer>, __dest=0x0) at /usr/include/x86_64-linux-gnu/bits/string_fortified.h:34 #5 JSC::AssemblerBuffer::putIntegralUnchecked<signed char> (this=0x7fb3b2cba660 <_IO_stdfile_2_lock>, value=15 '\017') at ../3rdparty/ masm/assembler/AssemblerBuffer.h:105 #6 0x00007fb3b18383cc in JSC::AssemblerBuffer::putByteUnchecked (value=15 '\017', this=0x7fb3b2cba660 <_IO_stdfile_2_lock>) at ../3rdparty/masm/ assembler/AssemblerBuffer.h:109 #7 JSC::X86Assembler::X86InstructionFormatter::twoByteOp (offset=0, scale=0, index=JSC::X86Registers::eax, base=JSC::X86Registers::edi, reg=1, opcode=JSC::X86Assembler::OP2_MOVZX_GvEb, this=0x7fb3b2cba660 <_IO_stdfile_2_lock>) at ../3rdparty/masm/assembler/X86Assembler.h:2229 #8 JSC::X86Assembler::movzbl_mr (dst=JSC::X86Registers::ecx, scale=0, index=JSC::X86Registers::eax, base=JSC::X86Registers::edi, offset=0, this=0x7fb3b2cba660 <_IO_stdfile_2_lock>) at ../3rdparty/masm/assembler/ X86Assembler.h:1356 #9 JSC::MacroAssemblerX86Common::load8 (dest=JSC::X86Registers::ecx, address=..., this=0x7fb3b2cba660 <_IO_stdfile_2_lock>) at ../3rdparty/masm/ assembler/MacroAssemblerX86Common.h:553 #10 JSC::Yarr::YarrGenerator<(JSC::Yarr::YarrJITCompileMode)0>::readCharacter (this=0x7fb3b2cba660 <_IO_stdfile_2_lock>, negativeCharacterOffset=..., resultReg=JSC::X86Registers::ecx, indexReg=<optimized out>) at ../3rdparty/ masm/yarr/YarrJIT.cpp:580 #11 0x0000001e00000009 in ?? () #12 0x00007fb3a40241c0 in ?? () #13 0x00007fb3aa03b000 in ?? () #14 0x0000564137b0ac80 in ?? () #15 0x00007fb3aa03b000 in ?? () #16 0x0000564137b0ac80 in ?? () #17 0x00007fb3b1937cc0 in vtable for JSC::LinkBuffer<JSC::MacroAssembler<JSC::MacroAssemblerX86_64> > () from /usr/ lib/x86_64-linux-gnu/libQt5Qml.so.5 #18 0x0000564137b0ac80 in ?? () #19 0x00000000000002c4 in ?? () #20 0x00007fb3aa03b000 in ?? () #21 0x00007ffdf0bb0bc0 in ?? () #22 0x00007ffdf0bb0b28 in ?? () #23 0x00007ffdf0bb0e80 in ?? () #24 0xb7c9d33a9167ea00 in ?? () #25 0x0000000000000080 in ?? () #26 0x0000000000000001 in ?? () #27 0x00007ffdf0bb0d40 in ?? () #28 0x0000564137b246b0 in ?? () #29 0x00005641373574d0 in ?? () #30 0x00007fb3b182583c in JSC::Yarr::jitCompile (pattern=..., charSize=(unknown: 0xf0bb0bc0), charSize@entry=JSC::Yarr::Char16, vm=0x7fb3aa03b000, vm@entry=0x5641373574d0, codeBlock=..., mode=mode@entry=JSC::Yarr::IncludeSubpatterns) at ../3rdparty/masm/yarr/ YarrJIT.cpp:4021 #31 0x00007fb3b167f460 in QV4::Heap::RegExp::init (this=0x7fb3a1271600, engine=engine@entry=0x5641373574d0, pattern=..., flags=4038790456, flags@entry=4038790776) at jsruntime/qv4regexp.cpp:224 #32 0x00007fb3b167f64c in QV4::MemoryManager::alloc<QV4::RegExp, QV4::ExecutionEngine*, QString, unsigned int> (this=<optimized out>) at jsruntime/qv4value_p.h:101 #33 QV4::RegExp::create (engine=engine@entry=0x5641373574d0, pattern=..., flags=4038790776, flags@entry=1) at jsruntime/qv4regexp.cpp:199 #34 0x00007fb3b16c64a6 in QV4::ExecutableCompilationUnit::linkToEngine (this=this@entry=0x7fb3801082d0, engine=engine@entry=0x5641373574d0) at jsruntime/qv4executablecompilationunit.cpp:160 #35 0x00007fb3b16c93a3 in QV4::ExecutableCompilationUnit::instantiate (this=0x7fb3801082d0, engine=engine@entry=0x5641373574d0) at jsruntime/ qv4executablecompilationunit.cpp:560 #36 0x00007fb3b173c1a9 in QQmlScriptData::scriptValueForContext (this=0x7fb3801085c0, parentQmlContextData=<optimized out>) at ../../include/ QtQml/5.15.2/QtQml/private/../../../../../src/qml/qml/ftw/qqmlrefcount_p.h:96 #37 0x00007fb3b173c3a5 in QQmlScriptData::scriptValueForContext (this=this@entry=0x7fb3801085c0, parentQmlContextData=<optimized out>) at qml/ qqmlscriptdata.cpp:155 #38 0x00007fb3b17d7af2 in QQmlObjectCreator::create (this=this@entry=0x7ffdf0bb11e0, subComponentIndex=subComponentIndex@entry=-1, parent=parent@entry=0x0, interrupt=interrupt@entry=0x0, flags=flags@entry=1) at qml/qqmlobjectcreator.cpp:198 #39 0x00007fb3b17d6f4f in QQmlObjectCreator::createInstance (this=0x7ffdf0bb1480, index=0, parent=0x0, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1231 #40 0x00007fb3b17d78bf in QQmlObjectCreator::create (this=this@entry=0x7ffdf0bb1480, subComponentIndex=subComponentIndex@entry=-1, parent=parent@entry=0x0, interrupt=interrupt@entry=0x0, flags=flags@entry=1) at qml/qqmlobjectcreator.cpp:204 #41 0x00007fb3b17d6f4f in QQmlObjectCreator::createInstance (this=0x564137a75150, index=2, parent=0x564137a27c90, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1231 #42 0x00007fb3b17d9848 in QQmlObjectCreator::setPropertyBinding (this=0x564137a75150, bindingProperty=0x7fb380180008, binding=0x7fb3a8016744) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qendian.h:290 #43 0x00007fb3b17d9cf4 in QQmlObjectCreator::setupBindings (this=0x564137a75150, applyDeferredBindings=false) at qml/ qqmlobjectcreator.cpp:798 #44 0x00007fb3b17d5c8b in QQmlObjectCreator::populateInstance (this=this@entry=0x564137a75150, index=0, index@entry=1, instance=0x5641370bea60, bindingTarget=0x5641370bea60, valueTypeProperty=valueTypeProperty@entry=0x0) at qml/qqmlobjectcreator.cpp: 1555 #45 0x00007fb3b17d6c55 in QQmlObjectCreator::createInstance (this=0x564137a75150, index=<optimized out>, parent=<optimized out>, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1348 #46 0x00007fb3b17d9848 in QQmlObjectCreator::setPropertyBinding (this=0x564137a75150, bindingProperty=0x7fb380196798, binding=0x7fb3a8016650) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qendian.h:290 #47 0x00007fb3b17d9cf4 in QQmlObjectCreator::setupBindings (this=0x564137a75150, applyDeferredBindings=false) at qml/ qqmlobjectcreator.cpp:798 #48 0x00007fb3b17d5c8b in QQmlObjectCreator::populateInstance (this=this@entry=0x564137a75150, index=-1, index@entry=0, instance=0x0, bindingTarget=0x0, valueTypeProperty=valueTypeProperty@entry=0x0) at qml/ qqmlobjectcreator.cpp:1555 #49 0x00007fb3b17d6c55 in QQmlObjectCreator::createInstance (this=0x564137a75150, index=<optimized out>, parent=<optimized out>, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1348 #50 0x00007fb3b17d78bf in QQmlObjectCreator::create (this=this@entry=0x564137a75150, subComponentIndex=<optimized out>, parent=parent@entry=0x0, interrupt=interrupt@entry=0x0, flags=flags@entry=1) at qml/qqmlobjectcreator.cpp:204 #51 0x00007fb3b176889b in QQmlComponentPrivate::beginCreate (this=0x564137a5bbf0, context=<optimized out>) at /usr/include/x86_64-linux- gnu/qt5/QtCore/qscopedpointer.h:116 #52 0x00007fb3b1769c7a in QQmlComponent::create (this=0x5641370987f0, context=<optimized out>) at qml/qqmlcomponent.cpp:818 #53 0x00007fb3b460e553 in KWin::TabBox::TabBoxHandlerPrivate::createSwitcherItem (this=this@entry=0x56413709e0f0, desktopMode=desktopMode@entry=false) at ./ tabbox/tabboxhandler.cpp:276 #54 0x00007fb3b460f0e2 in KWin::TabBox::TabBoxHandlerPrivate::show (this=0x56413709e0f0) at ./tabbox/tabboxhandler.cpp:309 #55 0x00007fb3b460f339 in KWin::TabBox::TabBoxHandler::show (this=0x5641372902c0) at ./tabbox/tabboxhandler.cpp:375 #56 0x00007fb3b319c580 in doActivate<false> (sender=0x56413709cd98, signal_index=3, argv=argv@entry=0x7ffdf0bb24b0) at kernel/qobject.cpp:3898 #57 0x00007fb3b31958a0 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fb3b33fb2a0 <QTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffdf0bb24b0) at kernel/qobject.cpp:3946 #58 0x00007fb3b31a045a in QTimer::timeout (this=<optimized out>, _t1=...) at .moc/moc_qtimer.cpp:205 #59 0x00007fb3b3191ecf in QObject::event (this=0x56413709cd98, e=0x7ffdf0bb2620) at kernel/qobject.cpp:1336 #60 0x00007fb3b3c2715f in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x56413709cd98, e=0x7ffdf0bb2620) at kernel/qapplication.cpp: 3632 #61 0x00007fb3b3165f6a in QCoreApplication::notifyInternal2 (receiver=0x56413709cd98, event=0x7ffdf0bb2620) at kernel/ qcoreapplication.cpp:1063 #62 0x00007fb3b31bc883 in QTimerInfoList::activateTimers (this=this@entry=0x5641370734e8) at kernel/qtimerinfo_unix.cpp:643 #63 0x00007fb3b31b9fbc in QEventDispatcherUNIXPrivate::activateTimers (this=this@entry=0x564137073460) at kernel/qeventdispatcher_unix.cpp:249 #64 0x00007fb3b31bad17 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:516 #65 0x00007fb3acc1db7e in QXcbUnixEventDispatcher::processEvents (this=0x564137088d80, flags=...) at qxcbeventdispatcher.cpp:60 #66 0x00007fb3b316492b in QEventLoop::exec (this=this@entry=0x7ffdf0bb27c0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/ qflags.h:69 #67 0x00007fb3b316cba0 in QCoreApplication::exec () at ../../include/ QtCore/../../src/corelib/global/qflags.h:121 #68 0x000056413541af59 in main (argc=<optimized out>, argv=0x7ffdf0bb2a48) at ./main_x11.cpp:484 [Inferior 1 (process 133796) detached] -- My Main Blog http://etbe.coker.com.au/ My Documents Blog http://doc.coker.com.au/