Created attachment 180778 [details] backtrace *** If you're not sure this is actually a bug, instead post about it at https://discuss.kde.org If you're reporting a crash, attach a backtrace with debug symbols; see https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports Please remove this comment after reading and before submitting - thanks! *** SUMMARY After updating packages about 1.5-2 weeks ago kmail and konqueror both crashed immediately upon launching in Fedora 42. Both worked well after the intial install and first few days worth of updates. STEPS TO REPRODUCE 1. Install Fedora 42 KDE PPC64LE 2. sudo dnf update, reboot 3. launch kmail OBSERVED RESULT immediate crash EXPECTED RESULT open kmail SOFTWARE/OS VERSIONS Windows: macOS: (available in the Info Center app, or by running `kinfo` in a terminal window) Linux/KDE Plasma: Fedora 42 KDE Plasma Desktop Edition KDE Plasma Version: 6.3.4 KDE Frameworks Version: 6.13.0 Qt Version: 6.9.0 ADDITIONAL INFORMATION Additional info: reporter: libreport-2.17.15 type: CCpp reason: kmail killed by SIGTRAP journald_cursor: s=b452098c9fe8401fa742aff9df105882;i=3513;b=c8db71bcf6fa49ba9631651b0b775d90;m=90886cdc;t=6336236a790c3;x=110e6411435c59c4 executable: /usr/bin/kmail cmdline: /usr/bin/kmail -qwindowtitle KMail cgroup: 0::/user.slice/user-1000.slice/user/app.slice/app-org.kde.kmail2 rootdir: / uid: 1000 kernel: 6.14.2-300.fc42.ppc64le package: kmail-25.04.0-1.fc42 runlevel: N 5 backtrace_rating: 4 crash_function: base::ImmediateCrash comment: Tried launching kmail after updating with dnf update. Originally loaded before updating. Crashes on launch. Truncated backtrace: Thread no. 1 (19 frames) #0 base::ImmediateCrash at ../../../../../src/3rdparty/chromium/base/immediate_crash.h:176 #1 logging::CheckFailure at ../../../../../src/3rdparty/chromium/base/check.h:213 #2 operator() at ./../../../../../src/3rdparty/chromium/base/process/launch_posix.cc:80 #3 base::CheckPThreadStackMinIsSafe at ./../../../../../src/3rdparty/chromium/base/process/launch_posix.cc:82 #4 content::ContentMainRunnerImpl::Initialize at ../../../../../src/3rdparty/chromium/content/app/content_main_runner_impl.cc:1046 #5 QtWebEngineCore::WebEngineContext::WebEngineContext at /usr/src/debug/qt6-qtwebengine-6.9.0-1.fc42.ppc64le/src/core/web_engine_context.cpp:987 #6 QtWebEngineCore::WebEngineContext::current at /usr/src/debug/qt6-qtwebengine-6.9.0-1.fc42.ppc64le/src/core/web_engine_context.cpp:665 #7 QtWebEngineCore::ProfileAdapter::ProfileAdapter at /usr/src/debug/qt6-qtwebengine-6.9.0-1.fc42.ppc64le/src/core/profile_adapter.cpp:82 #8 QWebEngineProfile::QWebEngineProfile at /usr/src/debug/qt6-qtwebengine-6.9.0-1.fc42.ppc64le/src/core/api/qwebengineprofile.cpp:311 #9 WebEngineViewer::WebEnginePage::WebEnginePage at /usr/src/debug/messagelib-25.04.0-1.fc42.ppc64le/webengineviewer/src/webenginepage.cpp:36 #10 MessageViewer::MailWebEnginePage::MailWebEnginePage at /usr/src/debug/messagelib-25.04.0-1.fc42.ppc64le/messageviewer/src/viewer/webengine/mailwebenginepage.cpp:15 #11 MessageViewer::MailWebEngineView::MailWebEngineView at /usr/src/debug/messagelib-25.04.0-1.fc42.ppc64le/messageviewer/src/viewer/webengine/mailwebengineview.cpp:69 #12 MessageViewer::ViewerPrivate::createWidgets at /usr/src/debug/messagelib-25.04.0-1.fc42.ppc64le/messageviewer/src/viewer/viewer_p.cpp:1397 #13 MessageViewer::ViewerPrivate::ViewerPrivate at /usr/src/debug/messagelib-25.04.0-1.fc42.ppc64le/messageviewer/src/viewer/viewer_p.cpp:215 #14 MessageViewer::Viewer::Viewer at /usr/src/debug/messagelib-25.04.0-1.fc42.ppc64le/messageviewer/src/viewer/viewer.cpp:65 #15 KMReaderWin::KMReaderWin at /usr/src/debug/kmail-25.04.0-1.fc42.ppc64le/src/kmreaderwin.cpp:86 #16 KMMainWidget::createWidgets at /usr/src/debug/kmail-25.04.0-1.fc42.ppc64le/src/kmmainwidget.cpp:4494 #17 KMMainWidget::KMMainWidget at /usr/src/debug/kmail-25.04.0-1.fc42.ppc64le/src/kmmainwidget.cpp:241 #18 KMMainWin::KMMainWin at /usr/src/debug/kmail-25.04.0-1.fc42.ppc64le/src/kmmainwin.cpp:87