Looks like x11/qt5/qtwebkit is broken. I'm sure all consumers are affected. backtraces below:
digikam: Thread 1 received signal SIGTRAP, Trace/breakpoint trap. 0x0000079d971c05fb in cti_vm_throw () from /usr/local/lib/libQt5WebKit.so.2.1 (gdb) bt #0 0x0000079d971c05fb in cti_vm_throw () from /usr/local/lib/libQt5WebKit.so.2.1 #1 0x0000079d971525e7 in JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) () from /usr/local/lib/libQt5WebKit.so.2.1 #2 0x0000079d9726b52e in JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) () from /usr/local/lib/libQt5WebKit.so.2.1 #3 0x0000079d95f83b7d in WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld*) () from /usr/local/lib/libQt5WebKit.so.2.1 #4 0x0000079d95f83e06 in WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&) () from /usr/local/lib/libQt5WebKit.so.2.1 #5 0x0000079d96f95511 in WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&) () from /usr/local/lib/libQt5WebKit.so.2.1 #6 0x0000079d9605e92f in WebCore::HTMLScriptRunner::executePendingScriptAndDispatchEvent(WebCore::PendingScript&) () from /usr/local/lib/libQt5WebKit.so.2.1 #7 0x0000079d9605e7e4 in WebCore::HTMLScriptRunner::executeParsingBlockingScript() () from /usr/local/lib/libQt5WebKit.so.2.1 #8 0x0000079d9605f10b in WebCore::HTMLScriptRunner::executeScriptsWaitingForLoad(WebCore::CachedResource*) () from /usr/local/lib/libQt5WebKit.so.2.1 #9 0x0000079d9605370f in WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*) () from /usr/local/lib/libQt5WebKit.so.2.1 #10 0x0000079d960a2453 in WebCore::CachedResource::checkNotify() () from /usr/local/lib/libQt5WebKit.so.2.1 #11 0x0000079d960f10f9 in WebCore::SubresourceLoader::didFinishLoading(double) () from /usr/local/lib/libQt5WebKit.so.2.1 #12 0x0000079d9630d2fa in WebCore::QNetworkReplyHandler::finish() () from /usr/local/lib/libQt5WebKit.so.2.1 #13 0x0000079d9630bb0a in WebCore::QNetworkReplyHandlerCallQueue::flush() () from /usr/local/lib/libQt5WebKit.so.2.1 #14 0x0000079d9630f40a in WebCore::QNetworkReplyWrapper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/local/lib/libQt5WebKit.so.2.1 #15 0x0000079dbc057572 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/local/lib/libQt5Core.so.2.2 #16 0x0000079d3fbe7dea in QNetworkReply::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/local/lib/libQt5Network.so.2.2 #17 0x0000079dbc04f952 in QObject::event(QEvent*) () from /usr/local/lib/libQt5Core.so.2.2 #18 0x0000079ddfef80dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/local/lib/libQt5Widgets.so.2.2 #19 0x0000079ddfef96d9 in QApplication::notify(QObject*, QEvent*) () from /usr/local/lib/libQt5Widgets.so.2.2 #20 0x0000079dbc0200ba in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/local/lib/libQt5Core.so.2.2 #21 0x0000079dbc0211c7 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/local/lib/libQt5Core.so.2.2 #22 0x0000079dbc07e987 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/local/lib/libQt5Core.so.2.2 #23 0x0000079daff7e889 in g_main_dispatch (context=<optimized out>) at gmain.c:3177 #24 g_main_context_dispatch (context=<optimized out>) at gmain.c:3830 #25 0x0000079daff7ec93 in g_main_context_iterate (context=<optimized out>, block=<optimized out>, dispatch=<optimized out>, self=<optimized out>) at gmain.c:3903 #26 0x0000079daff7ed73 in g_main_context_iteration (context=0x79d7b329e00, may_block=0) at gmain.c:3964 #27 0x0000079dbc07e1cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/local/lib/libQt5Core.so.2.2 #28 0x0000079dbc020766 in QCoreApplication::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/local/lib/libQt5Core.so.2.2 #29 0x0000079d993448b7 in Digikam::DSplashScreen::setMessage(QString const&) () from /usr/local/lib/libdigikamcore.so.1.0 #30 0x0000079dd4cd1c04 in Digikam::DigikamApp::setupActions() () from /usr/local/lib/libdigikamgui.so.1.0 #31 0x0000079dd4cd57b7 in Digikam::DigikamApp::DigikamApp() () from /usr/local/lib/libdigikamgui.so.1.0 #32 0x0000079b29902fc0 in main () otter-browser: Thread 1 received signal SIGTRAP, Trace/breakpoint trap. 0x00001f261430f4ad in cti_op_construct_NotJSConstruct () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 (gdb) bt #0 0x00001f261430f4ad in cti_op_construct_NotJSConstruct () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #1 0x00001f26142a85e7 in JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #2 0x00001f26143c152e in JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #3 0x00001f26130d9b7d in WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld*) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #4 0x00001f26130d9e06 in WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #5 0x00001f26140eb511 in WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #6 0x00001f26131b492f in WebCore::HTMLScriptRunner::executePendingScriptAndDispatchEvent(WebCore::PendingScript&) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #7 0x00001f26131b47e4 in WebCore::HTMLScriptRunner::executeParsingBlockingScript() () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #8 0x00001f26131b510b in WebCore::HTMLScriptRunner::executeScriptsWaitingForLoad(WebCore::CachedResource*) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #9 0x00001f26131a970f in WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #10 0x00001f26131f8453 in WebCore::CachedResource::checkNotify() () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #11 0x00001f26132470f9 in WebCore::SubresourceLoader::didFinishLoading(double) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #12 0x00001f26134632fa in WebCore::QNetworkReplyHandler::finish() () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #13 0x00001f2613461b0a in WebCore::QNetworkReplyHandlerCallQueue::flush() () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #14 0x00001f261346540a in WebCore::QNetworkReplyWrapper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/local/lib/qt5/./libQt5WebKit.so.2.1 #15 0x00001f268a49a572 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #16 0x00001f26c0a44e7f in QNetworkReplyHttpImplPrivate::finished() () from /usr/local/lib/qt5/./libQt5Network.so.2.2 #17 0x00001f26c0b0fcf7 in QNetworkReplyHttpImpl::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/local/lib/qt5/./libQt5Network.so.2.2 #18 0x00001f268a492952 in QObject::event(QEvent*) () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #19 0x00001f263afec0dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/local/lib/qt5/./libQt5Widgets.so.2.2 #20 0x00001f263afed6d9 in QApplication::notify(QObject*, QEvent*) () from /usr/local/lib/qt5/./libQt5Widgets.so.2.2 #21 0x00001f268a4630ba in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #22 0x00001f268a4641c7 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #23 0x00001f268a4c1987 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #24 0x00001f2618cc8889 in g_main_dispatch (context=<optimized out>) at gmain.c:3177 #25 g_main_context_dispatch (context=<optimized out>) at gmain.c:3830 #26 0x00001f2618cc8c93 in g_main_context_iterate (context=<optimized out>, block=<optimized out>, dispatch=<optimized out>, self=<optimized out>) at gmain.c:3903 #27 0x00001f2618cc8d73 in g_main_context_iteration (context=0x1f261587e900, may_block=1) at gmain.c:3964 #28 0x00001f268a4c11cb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #29 0x00001f268a45e47e in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #30 0x00001f268a4639f4 in QCoreApplication::exec() () from /usr/local/lib/qt5/./libQt5Core.so.2.2 #31 0x00001f240cf0b4b9 in main ()
