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[Olivier Tilloy <olivier.tilloy@xxxxxxxxxxxxx>]

** Changed in: ubuntu-download-manager (Ubuntu)
       Status: New => In Progress

** Changed in: webbrowser-app (Ubuntu)
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1628635

Title:
  browser crashes saving image

Status in ubuntu-download-manager package in Ubuntu:
  In Progress
Status in webbrowser-app package in Ubuntu:
  Invalid

Bug description:
  testing on unity8 desktop on xenial + overlay + silo 2010

  Right click on image and press "Save Image"
  will sometimes work, but crashes quite frequently 1/4 times roughly

  Here is thread trace, full core attached

  sing host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  Core was generated by `webbrowser-app --desktop_file_hint=/usr/share/applications/webbrowser-app.deskt'.
  Program terminated with signal SIGSEGV, Segmentation fault.
  #0  0x00007f35552730a1 in QDBusAbstractInterface::asyncCallWithArgumentList(QString const&, QList<QVariant> const&)
      () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
  [Current thread is 1 (Thread 0x7f356042e780 (LWP 10477))]
  (gdb) bt
  #0  0x00007f35552730a1 in QDBusAbstractInterface::asyncCallWithArgumentList(QString const&, QList<QVariant> const&)
      () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
  #1  0x00007f3553cc0858 in ?? () from /usr/lib/x86_64-linux-gnu/libubuntu-download-manager-client.so.1
  #2  0x00007f34bdfdf997 in Ubuntu::DownloadManager::SingleDownload::setAllowMobileDownload(bool) ()
     from /usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/DownloadManager/libUbuntuDownloadManager.so
  #3  0x00007f34bdfe18fc in Ubuntu::DownloadManager::SingleDownload::bindDownload(Ubuntu::DownloadManager::Download*)
      () from /usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/DownloadManager/libUbuntuDownloadManager.so
  #4  0x00007f355e955c24 in QMetaObject::activate(QObject*, int, int, void**) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #5  0x00007f3553ceacaf in Ubuntu::DownloadManager::Manager::downloadCreated(Ubuntu::DownloadManager::Download*) ()
     from /usr/lib/x86_64-linux-gnu/libubuntu-download-manager-client.so.1
  #6  0x00007f3553ce6770 in ?? () from /usr/lib/x86_64-linux-gnu/libubuntu-download-manager-client.so.1
  #7  0x00007f355e955c24 in QMetaObject::activate(QObject*, int, int, void**) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #8  0x00007f35552adb9f in QDBusPendingCallWatcher::finished(QDBusPendingCallWatcher*) ()
     from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
  #9  0x00007f35552adc98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
  #10 0x00007f355e956719 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #11 0x00007f355feb1b1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
  #12 0x00007f355feb7056 in QApplication::notify(QObject*, QEvent*) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
  #13 0x00007f355e9292a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #14 0x00007f355e92b16a in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #15 0x00007f355e97df53 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #16 0x00007f355d60f1a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #17 0x00007f355d60f400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #18 0x00007f355d60f4ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #19 0x00007f355e97e35f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #20 0x00007f355e926ffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
     from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #21 0x00007f355e92f6bc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
  #22 0x000000000042bf55 in main ()
  (gdb)

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