GDB debug info

v4lcrash.txt (text/plain), 9.48 KB, created by jorge on 2020-12-19 15:26:05 UTC

coredumpctl debug
           PID: 1726 (qv4l2)
           UID: 1000 (jorge)
           GID: 1000 (jorge)
        Signal: 11 (SEGV)
     Timestamp: Sat 2020-12-19 09:15:05 CST (2s ago)
  Command Line: qv4l2
    Executable: /usr/bin/qv4l2
 Control Group: /user.slice/user-1000.slice/session-c2.scope
          Unit: session-c2.scope
         Slice: user-1000.slice
       Session: c2
     Owner UID: 1000 (jorge)
       Boot ID: 99f35f454796445ab1e87464ea9e427f
    Machine ID: 5e578fd8b1f478ad3fd214d25fc8b3a5
      Hostname: mATX
       Storage: /var/lib/systemd/coredump/core.qv4l2.1000.99f35f454796445ab1e87464ea9e427f.1726.1608390905000000.zst
       Message: Process 1726 (qv4l2) of user 1000 dumped core.

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Reading symbols from /usr/bin/qv4l2...

warning: Can't open file /memfd:xorg (deleted) during file-backed mapping note processing

warning: Can't open file /memfd:/.nvidia_drv.XXXXXX (deleted) during file-backed mapping note processing
[New LWP 1726]
[New LWP 1727]
[New LWP 1729]
[New LWP 1728]
[New LWP 1730]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `qv4l2'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f814091b8e7 in QOpenGLFunctions::glUseProgram (this=<optimized out>, program=0) at /var/tmp/portage/dev-qt/qtopengl-5.15.1/work/qtbase-everywhere-src-5.15.1/include/QtGui/../../src/gui/opengl/qopenglfunctions.h:2064
2064	/var/tmp/portage/dev-qt/qtopengl-5.15.1/work/qtbase-everywhere-src-5.15.1/include/QtGui/../../src/gui/opengl/qopenglfunctions.h: No such file or directory.
[Current thread is 1 (Thread 0x7f813c264c80 (LWP 1726))]
(gdb) bt
#0  0x00007f814091b8e7 in QOpenGLFunctions::glUseProgram(unsigned int) (this=<optimized out>, program=0) at /var/tmp/portage/dev-qt/qtopengl-5.15.1/work/qtbase-everywhere-src-5.15.1/include/QtGui/../../src/gui/opengl/qopenglfunctions.h:2064
#1  QGLShaderProgram::release() (this=<optimized out>) at /var/tmp/portage/dev-qt/qtopengl-5.15.1/work/qtbase-everywhere-src-5.15.1/src/opengl/qglshaderprogram.cpp:1042
#2  0x0000557aed4b8ae0 in CaptureWinGLEngine::clearShader() (this=this@entry=0x557aeed848d8) at capture-win-gl.cpp:260
#3  0x0000557aed4c0541 in CaptureWinGLEngine::~CaptureWinGLEngine() (this=0x557aeed848d8, __in_chrg=<optimized out>) at capture-win-gl.cpp:152
#4  0x0000557aed4c067f in CaptureWinGL::~CaptureWinGL() (this=0x557aeed84800, __in_chrg=<optimized out>) at capture-win-gl.cpp:36
#5  0x0000557aed4c0699 in CaptureWinGL::~CaptureWinGL() (this=0x557aeed84800, __in_chrg=<optimized out>) at capture-win-gl.cpp:38
#6  0x0000557aed488c6c in ApplicationWindow::closeDevice() (this=this@entry=0x557aeeda4700) at qv4l2.cpp:1585
#7  0x0000557aed489b91 in ApplicationWindow::closeEvent(QCloseEvent*) (this=0x557aeeda4700, event=0x7ffe76e36c30) at qv4l2.cpp:1737
#8  0x00007f814039ed9e in QWidget::event(QEvent*) (this=this@entry=0x557aeeda4700, event=event@entry=0x7ffe76e36c30) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qwidget.cpp:9019
#9  0x00007f81404c71a4 in QMainWindow::event(QEvent*) (this=0x557aeeda4700, event=0x7ffe76e36c30) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/widgets/qmainwindow.cpp:1341
#10 0x00007f81403580cf in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x557aeec9c2f0, receiver=receiver@entry=0x557aeeda4700, e=e@entry=0x7ffe76e36c30) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qapplication.cpp:3630
#11 0x00007f814035f968 in QApplication::notify(QObject*, QEvent*) (this=0x7ffe76e37320, receiver=0x557aeeda4700, e=0x7ffe76e36c30) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qapplication.cpp:3154
#12 0x00007f813f8ac0a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x557aeeda4700, event=0x7ffe76e36c30) at /var/tmp/portage/dev-qt/qtcore-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/corelib/kernel/qcoreapplication.cpp:1063
#13 0x00007f814039cd00 in QWidgetPrivate::close_helper(QWidgetPrivate::CloseMode) (mode=QWidgetPrivate::CloseWithSpontaneousEvent, this=0x557aeed99420) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qwidget.cpp:8238
#14 QWidgetPrivate::close_helper(QWidgetPrivate::CloseMode) (this=0x557aeed99420, mode=mode@entry=QWidgetPrivate::CloseWithSpontaneousEvent) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qwidget.cpp:8223
#15 0x00007f81403be4fe in QWidgetWindow::handleCloseEvent(QCloseEvent*) (event=0x7ffe76e36f80, this=0x557aeedd6740) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qwidgetwindow.cpp:844
#16 QWidgetWindow::event(QEvent*) (event=0x7ffe76e36f80, this=0x557aeedd6740) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qwidgetwindow.cpp:256
#17 QWidgetWindow::event(QEvent*) (this=0x557aeedd6740, event=0x7ffe76e36f80) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qwidgetwindow.cpp:239
#18 0x00007f81403580cf in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x557aeec9c2f0, receiver=receiver@entry=0x557aeedd6740, e=e@entry=0x7ffe76e36f80) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qapplication.cpp:3630
#19 0x00007f814035f968 in QApplication::notify(QObject*, QEvent*) (this=0x7ffe76e37320, receiver=0x557aeedd6740, e=0x7ffe76e36f80) at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qapplication.cpp:3154
#20 0x00007f813f8ac0a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x557aeedd6740, event=0x7ffe76e36f80) at /var/tmp/portage/dev-qt/qtcore-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/corelib/kernel/qcoreapplication.cpp:1063
#21 0x00007f813fcbcecd in QGuiApplicationPrivate::processCloseEvent(QWindowSystemInterfacePrivate::CloseEvent*) (e=0x557aef965e70) at /var/tmp/portage/dev-qt/qtgui-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/gui/kernel/qguiapplication.cpp:2634
#22 QGuiApplicationPrivate::processCloseEvent(QWindowSystemInterfacePrivate::CloseEvent*) (e=0x557aef965e70) at /var/tmp/portage/dev-qt/qtgui-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/gui/kernel/qguiapplication.cpp:2624
#23 0x00007f813fcc169c in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) (e=e@entry=0x557aef965e70) at /var/tmp/portage/dev-qt/qtgui-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/gui/kernel/qguiapplication.cpp:2046
#24 0x00007f813fc9a6fa in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) (flags=flags@entry=...) at /var/tmp/portage/dev-qt/qtgui-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/gui/kernel/qwindowsysteminterface.cpp:1175
#25 0x00007f813ba7513a in xcbSourceDispatch(GSource*, GSourceFunc, gpointer) (source=<optimized out>) at /var/tmp/portage/dev-qt/qtgui-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/plugins/platforms/xcb/qxcbeventdispatcher.cpp:105
#26 0x00007f813e55aa2c in g_main_dispatch (context=0x7f8134005000) at ../glib-2.64.5/glib/gmain.c:3309
#27 g_main_context_dispatch (context=context@entry=0x7f8134005000) at ../glib-2.64.5/glib/gmain.c:3974
#28 0x00007f813e55acc8 in g_main_context_iterate (context=context@entry=0x7f8134005000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib-2.64.5/glib/gmain.c:4047
#29 0x00007f813e55ad5f in g_main_context_iteration (context=0x7f8134005000, may_block=may_block@entry=1) at ../glib-2.64.5/glib/gmain.c:4108
#30 0x00007f813f9073f0 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x557aeee7a060, flags=...) at /var/tmp/portage/dev-qt/qtcore-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/corelib/kernel/qeventdispatcher_glib.cpp:423
#31 0x00007f813f8aac73 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffe76e37240, flags=..., flags@entry=...) at /var/tmp/portage/dev-qt/qtcore-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/include/QtCore/../../src/corelib/global/qflags.h:69
#32 0x00007f813f8b2d40 in QCoreApplication::exec() () at /var/tmp/portage/dev-qt/qtcore-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/include/QtCore/../../src/corelib/global/qflags.h:121
#33 0x00007f813fcb3f5c in QGuiApplication::exec() () at /var/tmp/portage/dev-qt/qtgui-5.15.1-r1/work/qtbase-everywhere-src-5.15.1/src/gui/kernel/qguiapplication.cpp:1867
#34 0x00007f8140358045 in QApplication::exec() () at /var/tmp/portage/dev-qt/qtwidgets-5.15.1/work/qtbase-everywhere-src-5.15.1/src/widgets/kernel/qapplication.cpp:2822
#35 0x0000557aed47d116 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at qv4l2.cpp:1875
(gdb) q