crash log for WebKitTestRunner (pid 16853): [New LWP 16853] [New LWP 16909] [New LWP 16910] [New LWP 16911] [New LWP 16912] [Thread debugging using libthread_db enabled] Using host libthread_db library "/usr/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/app/webkit/WebKitBuild/Release/bin/WebKitTestRunner -'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x0000561d66079a20 in WTR::PlatformWebView::page() () [Current thread is 1 (Thread 0x7f51f0539380 (LWP 16853))] Thread 5 (Thread 0x7f51a7bfd640 (LWP 16912)): #0 0x00007f51f1493b5d in __GI___poll (fds=0x7f5198004bd0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f51fcc025ce in g_main_context_poll (priority=, n_fds=1, fds=0x7f5198004bd0, timeout=, context=0x7f5198000b60) at ../glib/gmain.c:4478 #2 g_main_context_iterate (context=0x7f5198000b60, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../glib/gmain.c:4170 #3 0x00007f51fcc02943 in g_main_loop_run (loop=0x7f5198003e60) at ../glib/gmain.c:4373 #4 0x00007f51f7646160 in WTF::RunLoop::run() () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #5 0x00007f51f75d6dda in WTF::Thread::entryPoint(WTF::Thread::NewThreadContext*) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #6 0x00007f51f7648bc9 in WTF::wtfThreadEntryPoint(void*) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #7 0x00007f51f3fe03ba in start_thread (arg=0x7f51a7bfd640) at pthread_create.c:481 #8 0x00007f51f149eb03 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7f51a83fe640 (LWP 16911)): #0 0x00007f51f1493b5d in __GI___poll (fds=0x7f51a00043c0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f51fcc025ce in g_main_context_poll (priority=, n_fds=1, fds=0x7f51a00043c0, timeout=, context=0x7f51a0000b60) at ../glib/gmain.c:4478 #2 g_main_context_iterate (context=0x7f51a0000b60, block=block@entry=1, dispatch=dispatch@entry=1, self=) at ../glib/gmain.c:4170 #3 0x00007f51fcc02943 in g_main_loop_run (loop=0x7f51a0003200) at ../glib/gmain.c:4373 #4 0x00007f51f7646160 in WTF::RunLoop::run() () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #5 0x00007f51f75d6dda in WTF::Thread::entryPoint(WTF::Thread::NewThreadContext*) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #6 0x00007f51f7648bc9 in WTF::wtfThreadEntryPoint(void*) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #7 0x00007f51f3fe03ba in start_thread (arg=0x7f51a83fe640) at pthread_create.c:481 #8 0x00007f51f149eb03 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7f51a8bff640 (LWP 16910)): #0 0x00007f51f3fece1d in __futex_abstimed_wait_common64 (futex_word=futex_word@entry=0x7f51e90df060, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x7f51a8bfe810, private=private@entry=0, cancel=cancel@entry=true) at ../sysdeps/nptl/futex-internal.c:74 #1 0x00007f51f3fece8f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7f51e90df060, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x7f51a8bfe810, private=private@entry=0) at ../sysdeps/nptl/futex-internal.c:123 #2 0x00007f51f3fe68ec in __pthread_cond_wait_common (abstime=0x7f51a8bfe810, clockid=0, mutex=0x7f51e90df010, cond=0x7f51e90df038) at pthread_cond_wait.c:504 #3 __pthread_cond_timedwait (cond=0x7f51e90df038, mutex=0x7f51e90df010, abstime=0x7f51a8bfe810) at pthread_cond_wait.c:637 #4 0x00007f51f76495f4 in WTF::ThreadCondition::timedWait(WTF::Mutex&, WTF::WallTime) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #5 0x00007f51f75d0d53 in WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda const&, WTF::ScopedLambda const&, WTF::TimeWithDynamicClockType const&) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #6 0x00007f51f75d5046 in WTF::sleep(WTF::Seconds) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #7 0x00007f51f8900c8a in WebKit::MemoryPressureMonitor::start()::{lambda()#1}::operator()() const [clone .constprop.0] () at /app/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.1.so.0 #8 0x00007f51f8901479 in () at /app/webkit/WebKitBuild/Release/lib/libwebkit2gtk-4.1.so.0 #9 0x00007f51f75d6dda in WTF::Thread::entryPoint(WTF::Thread::NewThreadContext*) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #10 0x00007f51f7648bc9 in WTF::wtfThreadEntryPoint(void*) () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #11 0x00007f51f3fe03ba in start_thread (arg=0x7f51a8bff640) at pthread_create.c:481 #12 0x00007f51f149eb03 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7f51e996a640 (LWP 16909)): #0 0x00007f51f3fece1d in __futex_abstimed_wait_common64 (futex_word=futex_word@entry=0x7f51f79c6d68 ::Storage::s_memory+72>, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f51e9969b40, private=private@entry=0, cancel=cancel@entry=true) at ../sysdeps/nptl/futex-internal.c:74 #1 0x00007f51f3fece8f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7f51f79c6d68 ::Storage::s_memory+72>, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f51e9969b40, private=private@entry=0) at ../sysdeps/nptl/futex-internal.c:123 #2 0x00007f51f3fe6bdb in __pthread_cond_wait_common (abstime=0x7f51e9969b40, clockid=1, mutex=, cond=0x7f51f79c6d40 ::Storage::s_memory+32>) at pthread_cond_wait.c:504 #3 __pthread_cond_clockwait (abstime=0x7f51e9969b40, clockid=1, mutex=, cond=0x7f51f79c6d40 ::Storage::s_memory+32>) at pthread_cond_wait.c:672 #4 __pthread_cond_clockwait (cond=0x7f51f79c6d40 ::Storage::s_memory+32>, mutex=, clockid=1, abstime=0x7f51e9969b40) at pthread_cond_wait.c:660 #5 0x00007f51f765813a in bmalloc::Scavenger::threadRunLoop() () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #6 0x00007f51f76582c9 in () at /app/webkit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.1.so.0 #7 0x00007f51f17b45e5 in std::execute_native_thread_routine(void*) (__p=0x561d66daf3a0) at ../../../../../libstdc++-v3/src/c++11/thread.cc:82 #8 0x00007f51f3fe03ba in start_thread (arg=0x7f51e996a640) at pthread_create.c:481 #9 0x00007f51f149eb03 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7f51f0539380 (LWP 16853)): #0 0x0000561d66079a20 in WTR::PlatformWebView::page() () #1 0x0000561d6607a6a3 in WTR::TestController::platformPreferences() () #2 0x0000561d66048597 in WTR::TestController::resetPreferencesToConsistentValues(WTR::TestOptions const&) () #3 0x0000561d6604cc39 in WTR::TestController::createWebViewWithOptions(WTR::TestOptions const&) () #4 0x0000561d660530e7 in WTR::TestController::ensureViewSupportsOptionsForTest(WTR::TestInvocation const&) () #5 0x0000561d660536e1 in WTR::TestController::configureViewForTest(WTR::TestInvocation const&) () #6 0x0000561d6606090d in WTR::TestInvocation::invoke() () #7 0x0000561d66049efd in WTR::TestController::runTest(char const*) () #8 0x0000561d6604a5ef in WTR::TestController::runTestingServerLoop() () #9 0x0000561d6604abd8 in WTR::TestController::TestController(int, char const**) () #10 0x0000561d660398bb in main () STDERR: STDERR: warning: core file may not match specified executable file. STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libicudata.so.69.1.debug" does not match "/usr/lib/x86_64-linux-gnu/libicudata.so.69" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libicudata.so.69.1.debug" does not match "/usr/lib/x86_64-linux-gnu/libicudata.so.69" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libdl-2.33.so.debug" does not match "/usr/lib/x86_64-linux-gnu/libdl.so.2" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libdl-2.33.so.debug" does not match "/usr/lib/x86_64-linux-gnu/libdl.so.2" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libwayland-egl.so.1.0.0.debug" does not match "/usr/lib/x86_64-linux-gnu/libwayland-egl.so.1" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libwayland-egl.so.1.0.0.debug" does not match "/usr/lib/x86_64-linux-gnu/libwayland-egl.so.1" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libX11-xcb.so.1.0.0.debug" does not match "/usr/lib/x86_64-linux-gnu/libX11-xcb.so.1" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libX11-xcb.so.1.0.0.debug" does not match "/usr/lib/x86_64-linux-gnu/libX11-xcb.so.1" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libxcb-dri2.so.0.0.0.debug" does not match "/usr/lib/x86_64-linux-gnu/libxcb-dri2.so.0" (CRC mismatch). STDERR: STDERR: STDERR: warning: the debug information found in "/usr/lib/debug//usr/lib/x86_64-linux-gnu/libxcb-dri2.so.0.0.0.debug" does not match "/usr/lib/x86_64-linux-gnu/libxcb-dri2.so.0" (CRC mismatch). STDERR: STDERR: