Details
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Bug
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Resolution: Unresolved
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P1: Critical
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None
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5.5.0
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Linux
OS X
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Linux/X11,
macOS
Description
See the test from QTBUG-47152, which crashes on resizing.
Also there is qtdeclarative/tests/manual/touch. flicktext.qml contains a Canvas, so if you select that test and then try to flick, or resize, it crashes like this on Linux:
Program received signal SIGSEGV, Segmentation fault. 0x0000000000000000 in ?? () (gdb) bt #0 0x0000000000000000 in ?? () #1 0x00007ffff7a19091 in QSGOpaqueTextureMaterial::setTexture (this=0xd649c8, texture=0xd64a20) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/scenegraph/util/qsgtexturematerial.cpp:195 #2 0x00007ffff7a18175 in QSGSimpleTextureNode::setTexture (this=0xd64890, texture=0xd64a20) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/scenegraph/util/qsgsimpletexturenode.cpp:229 #3 0x00007ffff7bbd77f in QQuickCanvasItem::updatePaintNode (this=0xbbaf20, oldNode=0xd64890) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/items/context2d/qquickcanvasitem.cpp:765 #4 0x00007ffff7a959d9 in QQuickWindowPrivate::updateDirtyNode (this=0x50e270, item=0xbbaf20) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/items/qquickwindow.cpp:2984 #5 0x00007ffff7a94841 in QQuickWindowPrivate::updateDirtyNodes (this=0x50e270) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/items/qquickwindow.cpp:2722 #6 0x00007ffff7a88746 in QQuickWindowPrivate::syncSceneGraph (this=0x50e270) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/items/qquickwindow.cpp:341 #7 0x00007ffff7a4f16a in QSGGuiThreadRenderLoop::renderWindow (this=0x558590, window=0x50ea80) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/scenegraph/qsgrenderloop.cpp:372 #8 0x00007ffff7a4f8a3 in QSGGuiThreadRenderLoop::event (this=0x558590, e=0x7fffffffc300) at /home/rutledge/dev/qt55/qtdeclarative/src/quick/scenegraph/qsgrenderloop.cpp:474 #9 0x00007ffff6813e8e in QCoreApplicationPrivate::notify_helper (this=0x41e680, receiver=0x558590, event=0x7fffffffc300) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qcoreapplication.cpp:1093 #10 0x00007ffff6813b70 in QCoreApplication::notify (this=0x7fffffffc720, receiver=0x558590, event=0x7fffffffc300) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qcoreapplication.cpp:1038 #11 0x00007ffff7285402 in QGuiApplication::notify (this=0x7fffffffc720, object=0x558590, event=0x7fffffffc300) at /home/rutledge/dev/qt55/qtbase/src/gui/kernel/qguiapplication.cpp:1537 #12 0x00007ffff6813a7a in QCoreApplication::notifyInternal (this=0x7fffffffc720, receiver=0x558590, event=0x7fffffffc300) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qcoreapplication.cpp:965 #13 0x00007ffff6817799 in QCoreApplication::sendEvent (receiver=0x558590, event=0x7fffffffc300) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qcoreapplication.h:224 #14 0x00007ffff6887efc in QTimerInfoList::activateTimers (this=0x472030) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qtimerinfo_unix.cpp:637 #15 0x00007ffff688921a in timerSourceDispatch (source=0x471fd0) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:177 #16 0x00007ffff6889301 in idleTimerSourceDispatch (source=0x472080) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:224 #17 0x00007ffff1fe89fd in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #18 0x00007ffff1fe8ce0 in ?? () from /usr/lib/libglib-2.0.so.0 #19 0x00007ffff1fe8d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #20 0x00007ffff6889bcb in QEventDispatcherGlib::processEvents (this=0x471c60, flags=...) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:418 #21 0x00007fffeea02d9c in QPAEventDispatcherGlib::processEvents (this=0x471c60, flags=...) at /home/rutledge/dev/qt55/qtbase/src/platformsupport/eventdispatchers/qeventdispatcher_glib.cpp:115 #22 0x00007ffff6810638 in QEventLoop::processEvents (this=0x7fffffffc650, flags=...) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qeventloop.cpp:128 #23 0x00007ffff681092c in QEventLoop::exec (this=0x7fffffffc650, flags=...) at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qeventloop.cpp:204 #24 0x00007ffff6814158 in QCoreApplication::exec () at /home/rutledge/dev/qt55/qtbase/src/corelib/kernel/qcoreapplication.cpp:1229 #25 0x00007ffff72853b2 in QGuiApplication::exec () at /home/rutledge/dev/qt55/qtbase/src/gui/kernel/qguiapplication.cpp:1528 #26 0x0000000000400ca5 in main (argc=1, argv=0x7fffffffc848) at main.cpp:50