Flaky crashes but happening at the same method, probably related. imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-setMediaKeys-after-update.https.html imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-setmediakeys-again-after-resetting-src.https.html Core was generated by `/home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/Release/bin/WPE'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007f9231169530 in decrypt(_WebKitMediaCommonEncryptionDecrypt*, _GstBuffer*, _GstBuffer*, _GstBuffer*, unsigned int, _GstBuffer*) () from /home/buildbot/wpe/wpe-linux-64-release/build/WebKitBuild/Release/lib/libWPEWebKit-0.1.so.3 [Current thread is 1 (Thread 0x7f91aaffd700 (LWP 1117))] [...] Thread 1 (Thread 0x7f91aaffd700 (LWP 1117)): #0 0x00007f9231169530 in decrypt(_WebKitMediaCommonEncryptionDecrypt*, _GstBuffer*, _GstBuffer*, _GstBuffer*, unsigned int, _GstBuffer*) () from /home/buildbot/wpe/wpe-linux-64-release/build/WebKitBuild/Release/lib/libWPEWebKit-0.1.so.3 #1 0x00007f923116b178 in transformInPlace(_GstBaseTransform*, _GstBuffer*) () from /home/buildbot/wpe/wpe-linux-64-release/build/WebKitBuild/Release/lib/libWPEWebKit-0.1.so.3 #2 0x00007f922bc5c9f6 in default_generate_output (trans=0x7f917400dd70, outbuf=0x7f91aaffc718) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/libs/gst/base/gstbasetransform.c:2127 #3 0x00007f922bc5c227 in gst_base_transform_chain (pad=<optimized out>, parent=0x7f917400dd70, buffer=<optimized out>) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/libs/gst/base/gstbasetransform.c:2285 #4 0x00007f922bb51826 in gst_pad_chain_data_unchecked (data=0x7f918c018df0, type=4112, pad=0x7f918c0083c0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4322 #5 gst_pad_push_data (pad=pad@entry=0x7f917c2ce580, type=type@entry=4112, data=data@entry=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4578 #6 0x00007f922bb59a12 in gst_pad_push (pad=0x7f917c2ce580, buffer=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4697 #7 0x00007f922bb51826 in gst_pad_chain_data_unchecked (data=0x7f918c018df0, type=4112, pad=0x7f9140168070) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4322 #8 gst_pad_push_data (pad=pad@entry=0x7f91a40b2060, type=type@entry=4112, data=data@entry=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4578 #9 0x00007f922bb59a12 in gst_pad_push (pad=pad@entry=0x7f91a40b2060, buffer=buffer@entry=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4697 #10 0x00007f922bb3fe1b in gst_proxy_pad_chain_default (pad=<optimized out>, parent=<optimized out>, buffer=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstghostpad.c:127 #11 0x00007f922bb51826 in gst_pad_chain_data_unchecked (data=0x7f918c018df0, type=4112, pad=0x55ea083660c0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4322 #12 gst_pad_push_data (pad=pad@entry=0x7f9140164950, type=type@entry=4112, data=data@entry=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4578 #13 0x00007f922bb59a12 in gst_pad_push (pad=pad@entry=0x7f9140164950, buffer=buffer@entry=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4697 #14 0x00007f922bb3fe1b in gst_proxy_pad_chain_default (pad=<optimized out>, parent=<optimized out>, buffer=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstghostpad.c:127 #15 0x00007f923116dd7b in webkitMediaSrcChain(_GstPad*, _GstObject*, _GstBuffer*) () from /home/buildbot/wpe/wpe-linux-64-release/build/WebKitBuild/Release/lib/libWPEWebKit-0.1.so.3 #16 0x00007f922bb51826 in gst_pad_chain_data_unchecked (data=0x7f918c018df0, type=4112, pad=0x7f91cc26c370) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4322 #17 gst_pad_push_data (pad=pad@entry=0x7f91401690a0, type=type@entry=4112, data=data@entry=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4578 #18 0x00007f922bb59a12 in gst_pad_push (pad=pad@entry=0x7f91401690a0, buffer=0x7f918c018df0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gstpad.c:4697 #19 0x00007f922bc583f5 in gst_base_src_loop (pad=0x7f91401690a0) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/libs/gst/base/gstbasesrc.c:2957 #20 0x00007f922bb85701 in gst_task_func (task=0x7f91500a7050) at /home/buildbot/wpe/wpe-linux-64-release-tests/build/WebKitBuild/DependenciesWPE/Source/gstreamer-1.14.4/gst/gsttask.c:332 #21 0x00007f922a8f83be in g_thread_pool_thread_proxy (data=<optimized out>) at ../../Source/glib-2.58.1/glib/gthreadpool.c:307 #22 0x00007f922a8f79e5 in g_thread_proxy (data=0x7f9140003a80) at ../../Source/glib-2.58.1/glib/gthread.c:784 #23 0x00007f922c0bb494 in start_thread (arg=0x7f91aaffd700) at pthread_create.c:333 #24 0x00007f9229a7caff in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Full stacktraces at: https://build.webkit.org/results/WPE%20Linux%2064-bit%20Release%20(Tests)/r242340%20(12472)/imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-setMediaKeys-after-update.https-crash-log.txt https://build.webkit.org/results/WPE%20Linux%2064-bit%20Release%20(Tests)/r242340%20(12472)/imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-setmediakeys-again-after-resetting-src.https-crash-log.txt
These are passing now.