[Switching to Thread 0x8117600 (LWP 100164)] 0x2961b4f7 in pthread_testcancel () from /lib/libpthread.so.2 (gdb) bt #0 0x2961b4f7 in pthread_testcancel () from /lib/libpthread.so.2 #1 0x29613ec8 in pthread_mutexattr_init () from /lib/libpthread.so.2 #2 0x28084450 in ?? () (gdb) thread apply all bt Thread 4 (Thread 0x805a000 (LWP 100129)): #0 0x286596dc in WebCore::ResourceHandleManager::ResourceHandleManager () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #1 0x28659784 in WebCore::ResourceHandleManager::self () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #2 0x2865f2e4 in WebCore::ResourceHandle::start () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #3 0x28660922 in WebCore::ResourceHandle::create () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #4 0x285f4e00 in WebCore::MainResourceLoader::loadNow () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #5 0x285f57a0 in WebCore::MainResourceLoader::load () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #6 0x285b643b in WebCore::DocumentLoader::startLoadingMainResource () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #7 0x285bf277 in WebCore::FrameLoader::startLoading () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #8 0x285bf2af in WebCore::FrameLoader::continueAfterWillSubmitForm () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #9 0x285d08b9 in WebCore::FrameLoader::continueLoadAfterNavigationPolicy () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #10 0x285d0a73 in WebCore::FrameLoader::callContinueLoadAfterNavigationPolicy () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #11 0x285c4a77 in WebCore::PolicyCheck::call () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #12 0x285ce482 in WebCore::FrameLoader::continueAfterNavigationPolicy () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #13 0x2873525c in WebCore::FrameLoaderClientQt::slotCallPolicyFunction () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #14 0x28736c84 in WebCore::FrameLoaderClientQt::dispatchDecidePolicyForNavigationAction () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #15 0x285cc68f in WebCore::FrameLoader::checkNavigationPolicy () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #16 0x285d1a1f in WebCore::FrameLoader::load () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #17 0x285d2bd2 in WebCore::FrameLoader::load () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #18 0x285d2ea5 in WebCore::FrameLoader::load () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 ---Type to continue, or q to quit--- #19 0x285d2f59 in WebCore::FrameLoader::load () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #20 0x2873de5d in QWebPage::open () from /usr/home/alex/WebKit/WebKitBuild/Release/lib/libWebKitQt.so.1 #21 0x0804dff0 in MainWindow::MainWindow () #22 0x0804d4a3 in main () Thread 3 (Thread 0x8117600 (LWP 100164)): #0 0x2961b4f7 in pthread_testcancel () from /lib/libpthread.so.2 #1 0x29613ec8 in pthread_mutexattr_init () from /lib/libpthread.so.2 #2 0x28084450 in ?? () Thread 2 (Thread 0x8117800 (runnable)): #0 0x296ca3dc in _ctx_start () from /lib/libc.so.6 Thread 1 (Thread 0x8117a00 (runnable)): #0 0x296ca3dc in _ctx_start () from /lib/libc.so.6 #0 0x2961b4f7 in pthread_testcancel () from /lib/libpthread.so.2