https://bugs.kde.org/show_bug.cgi?id=416380
--- Comment #4 from Satish Balay <ba...@fastmail.fm> --- $ gdb kdiff3 GNU gdb (GDB) Fedora 8.3.50.20190824-26.fc31 Copyright (C) 2019 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-redhat-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>. Find the GDB manual and other documentation resources online at: <http://www.gnu.org/software/gdb/documentation/>. For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from kdiff3... Reading symbols from /usr/lib/debug/usr/bin/kdiff3-1.8.1-4.fc31.x86_64.debug... (gdb) r .bashrc .bash_profile Starting program: /usr/bin/kdiff3 .bashrc .bash_profile Missing separate debuginfos, use: dnf debuginfo-install glibc-2.30-8.fc31.x86_64 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". [New Thread 0x7fffe5a92700 (LWP 132839)] QSocketNotifier: Can only be used with threads started with QThread [New Thread 0x7fffdf79d700 (LWP 132841)] [New Thread 0x7fffdef9c700 (LWP 132842)] [New Thread 0x7fffde79b700 (LWP 132843)] [New Thread 0x7fffddf9a700 (LWP 132844)] [New Thread 0x7fffceae8700 (LWP 132845)] [New Thread 0x7fffcce2c700 (LWP 132846)] [New Thread 0x7fffc3767700 (LWP 132847)] Thread 1 "kdiff3" received signal SIGSEGV, Segmentation fault. 0x00007ffff624d26e in malloc () from /lib64/libc.so.6 Missing separate debuginfos, use: dnf debuginfo-install GConf2-3.2.6-27.fc31.x86_64 at-spi2-atk-2.34.1-1.fc31.x86_64 at-spi2-core-2.34.0-1.fc31.x86_64 atk-2.34.1-1.fc31.x86_64 bzip2-libs-1.0.8-1.fc31.x86_64 cairo-1.16.0-6.fc31.x86_64 cairo-gobject-1.16.0-6.fc31.x86_64 dbus-glib-0.110-6.fc31.x86_64 dbus-libs-1.12.16-3.fc31.x86_64 dconf-0.34.0-1.fc31.x86_64 expat-2.2.8-1.fc31.x86_64 fontconfig-2.13.92-3.fc31.x86_64 freetype-2.10.0-3.fc31.x86_64 fribidi-1.0.5-5.fc31.x86_64 gdk-pixbuf2-2.40.0-1.fc31.x86_64 glib2-2.62.4-1.fc31.x86_64 graphite2-1.3.13-1.fc31.x86_64 gtk3-3.24.13-1.fc31.x86_64 harfbuzz-2.6.1-2.fc31.x86_64 kf5-attica-5.64.0-1.fc31.x86_64 kf5-karchive-5.64.0-1.fc31.x86_64 kf5-kauth-5.64.0-1.fc31.x86_64 kf5-kcodecs-5.64.0-1.fc31.x86_64 kf5-kcompletion-5.64.0-1.fc31.x86_64 kf5-kconfig-core-5.64.0-1.fc31.x86_64 kf5-kconfig-gui-5.64.0-1.fc31.x86_64 kf5-kconfigwidgets-5.64.0-1.fc31.x86_64 kf5-kcoreaddons-5.64.0-1.fc31.x86_64 kf5-kcrash-5.64.0-1.fc31.x86_64 kf5-kdbusaddons-5.64.0-1.fc31.x86_64 kf5-kglobalaccel-libs-5.64.0-1.fc31.x86_64 kf5-kguiaddons-5.64.0-1.fc31.x86_64 kf5-ki18n-5.64.0-1.fc31.x86_64 kf5-kiconthemes-5.64.0-1.fc31.x86_64 kf5-kio-core-libs-5.64.0-1.fc31.x86_64 kf5-kio-widgets-libs-5.64.0-1.fc31.x86_64 kf5-kjobwidgets-5.64.0-1.fc31.x86_64 kf5-kparts-5.64.0-1.fc31.x86_64 kf5-kservice-5.64.0-1.fc31.x86_64 kf5-ktextwidgets-5.64.0-1.fc31.x86_64 kf5-kwidgetsaddons-5.64.0-1.fc31.x86_64 kf5-kwindowsystem-5.64.0-1.fc31.x86_64 kf5-kxmlgui-5.64.0-2.fc31.x86_64 kf5-sonnet-core-5.64.0-1.fc31.x86_64 kf5-sonnet-ui-5.64.0-1.fc31.x86_64 libX11-1.6.9-2.fc31.x86_64 libX11-xcb-1.6.9-2.fc31.x86_64 libXau-1.0.9-2.fc31.x86_64 libXcomposite-0.4.4-17.fc31.x86_64 libXcursor-1.1.15-6.fc31.x86_64 libXdamage-1.1.4-17.fc31.x86_64 libXext-1.3.4-2.fc31.x86_64 libXfixes-5.0.3-10.fc31.x86_64 libXi-1.7.10-2.fc31.x86_64 libXinerama-1.1.4-4.fc31.x86_64 libacl-2.2.53-4.fc31.x86_64 libattr-2.4.48-7.fc31.x86_64 libblkid-2.34-4.fc31.x86_64 libdatrie-0.2.9-10.fc31.x86_64 libepoxy-1.5.3-4.fc31.x86_64 libgcrypt-1.8.5-1.fc31.x86_64 libglvnd-1.1.1-5.fc31.x86_64 libglvnd-glx-1.1.1-5.fc31.x86_64 libgpg-error-1.36-2.fc31.x86_64 libicu-63.2-3.fc31.x86_64 libpciaccess-0.15-2.fc31.x86_64 libpng-1.6.37-2.fc31.x86_64 libselinux-2.9-5.fc31.x86_64 libstdc++-9.2.1-1.fc31.x86_64 libthai-0.1.28-3.fc31.x86_64 libwayland-client-1.17.0-2.fc31.x86_64 libwayland-cursor-1.17.0-2.fc31.x86_64 libwayland-egl-1.17.0-2.fc31.x86_64 libxcb-1.13.1-3.fc31.x86_64 libxkbcommon-0.9.1-3.fc31.x86_64 libxshmfence-1.3-5.fc31.x86_64 lz4-libs-1.9.1-1.fc31.x86_64 mesa-dri-drivers-19.2.8-1.fc31.x86_64 mesa-libglapi-19.2.8-1.fc31.x86_64 openssl-libs-1.1.1d-2.fc31.x86_64 pcre-8.43-2.fc31.1.x86_64 qt5-qtspeech-5.13.2-1.fc31.x86_64 qt5-qtsvg-5.13.2-1.fc31.x86_64 qt5-qtx11extras-5.13.2-1.fc31.x86_64 systemd-libs-243.5-1.fc31.x86_64 xcb-util-keysyms-0.4.0-11.fc31.x86_64 xz-libs-5.2.4-6.fc31.x86_64 (gdb) where #0 0x00007ffff624d26e in malloc () from /lib64/libc.so.6 #1 0x00007ffff657b059 in operator new(unsigned long) () from /lib64/libstdc++.so.6 #2 0x00007ffff6962cb8 in QObject::deleteLater (this=0x555555f1d560) at kernel/qobject.cpp:2199 #3 0x00007fffdd5cd6b8 in Adwaita::BaseDataMap<QObject, Adwaita::WidgetStateData>::unregisterWidget (this=this@entry=0x5555557de548, key=<optimized out>, key@entry=0x5555557f72c0) at /usr/include/c++/9/bits/atomic_base.h:413 #4 0x00007fffdd5c738c in Adwaita::WidgetStateEngine::unregisterWidget (object=0x5555557f72c0, this=0x5555557de4d0) at /usr/src/debug/adwaita-qt-1.1.1-2.fc31.x86_64/x86_64-redhat-linux-gnu-qt5/style/adwaita-qt5_autogen/4NBMFDNHZT/../../../../style/animations/adwaitawidgetstateengine.h:137 #5 Adwaita::WidgetStateEngine::unregisterWidget (object=0x5555557f72c0, this=0x5555557de4d0) at /usr/src/debug/adwaita-qt-1.1.1-2.fc31.x86_64/x86_64-redhat-linux-gnu-qt5/style/adwaita-qt5_autogen/4NBMFDNHZT/../../../../style/animations/adwaitawidgetstateengine.h:131 #6 Adwaita::WidgetStateEngine::qt_static_metacall (_o=0x5555557de4d0, _a=0x7fffffffde20, _id=<optimized out>, _c=<optimized out>) at /usr/src/debug/adwaita-qt-1.1.1-2.fc31.x86_64/x86_64-redhat-linux-gnu-qt5/style/adwaita-qt5_autogen/4NBMFDNHZT/moc_adwaitawidgetstateengine.cpp:73 #7 0x00007ffff696498b in QMetaObject::activate (sender=0x5555557f72c0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3809 #8 0x00007ffff6965113 in QObject::destroyed (this=this@entry=0x5555557f72c0, _t1=<optimized out>, _t1@entry=0x5555557f72c0) at .moc/moc_qobject.cpp:219 #9 0x00007ffff72eb653 in QWidget::~QWidget (this=0x5555557f72c0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1662 #10 0x00007ffff7308ae1 in QDesktopScreenWidget::~QDesktopScreenWidget (this=0x5555557f72c0, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qsharedpointer_impl.h:167 #11 QDesktopScreenWidget::~QDesktopScreenWidget (this=0x5555557f72c0, __in_chrg=<optimized out>) at kernel/qdesktopwidget_p.h:63 #12 0x00007ffff73090f6 in qDeleteAll<QList<QDesktopScreenWidget*>::const_iterator> (end=..., begin=...) at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:319 #13 qDeleteAll<QList<QDesktopScreenWidget*> > (c=...) at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:328 #14 QDesktopWidgetPrivate::~QDesktopWidgetPrivate (this=0x5555557178a0, __in_chrg=<optimized out>) at kernel/qdesktopwidget_p.h:85 #15 QDesktopWidgetPrivate::~QDesktopWidgetPrivate (this=0x5555557178a0, __in_chrg=<optimized out>) at kernel/qdesktopwidget_p.h:85 #16 0x00007ffff696c857 in QScopedPointerDeleter<QObjectData>::cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:52 #17 QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::~QScopedPointer (this=0x555555d72378, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:107 #18 QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:891 #19 0x00007ffff72eb73e in QWidget::~QWidget (this=0x555555d72370, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1718 #20 0x00007ffff73071dd in QDesktopWidget::~QDesktopWidget (this=0x555555d72370, __in_chrg=<optimized out>) at kernel/qdesktopwidget.cpp:217 #21 0x00007ffff72ad2d0 in QApplication::~QApplication() () at kernel/qapplication.cpp:802 #22 0x000055555558bdad in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kdiff3-1.8.1-4.fc31.x86_64/src/main.cpp:178 (gdb) -- You are receiving this mail because: You are watching all bug changes.