Version-Release number of selected component: webkitgtk4-2.18.1-1.fc27 Additional info: reporter: libreport-2.9.2 backtrace_rating: 4 cmdline: /usr/libexec/webkit2gtk-4.0/WebKitWebProcess 48 crash_function: WebCore::SharedBuffer::data() const executable: /usr/libexec/webkit2gtk-4.0/WebKitWebProcess journald_cursor: s=03925f6e3bf14ac5b7315ffdc62895da;i=42d9;b=1fadb925f2ad4c2c90f4ca4b52c1e588;m=21457033;t=55c45b3faa0e5;x=543671c6027af26d kernel: 4.13.8-300.fc27.x86_64 rootdir: / runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (9 frames) #0 WebCore::SharedBuffer::data() const at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/SharedBuffer.cpp:100 #1 GIFImageReader::data(unsigned long) const at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/image-decoders/gif/GIFImageReader.h:298 #2 GIFImageReader::parse(unsigned long, unsigned long, bool) at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/image-decoders/gif/GIFImageReader.cpp:412 #3 GIFImageReader::decode(WebCore::GIFImageDecoder::GIFQuery, unsigned int) at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/image-decoders/gif/GIFImageReader.cpp:360 #4 WebCore::GIFImageDecoder::decode(unsigned int, WebCore::GIFImageDecoder::GIFQuery, bool) at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/image-decoders/gif/GIFImageDecoder.cpp:349 #5 WebCore::GIFImageDecoder::frameCount() const at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/image-decoders/gif/GIFImageDecoder.cpp:67 #6 WebCore::GIFImageDecoder::frameBufferAtIndex(unsigned long) at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/image-decoders/gif/GIFImageDecoder.cpp:144 #7 WebCore::ImageDecoder::createFrameImageAtIndex(unsigned long, WebCore::SubsamplingLevel, WebCore::DecodingOptions const&) at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/image-decoders/ImageDecoder.cpp:218 #8 WebCore::ImageFrameCache::<lambda()>::operator() at /usr/src/debug/webkitgtk4-2.18.1-1.fc27.x86_64/Source/WebCore/platform/graphics/ImageFrameCache.cpp:294
Created attachment 1342630 [details] File: backtrace
Created attachment 1342631 [details] File: cgroup
Created attachment 1342632 [details] File: core_backtrace
Created attachment 1342633 [details] File: cpuinfo
Created attachment 1342634 [details] File: dso_list
Created attachment 1342635 [details] File: environ
Created attachment 1342636 [details] File: exploitable
Created attachment 1342637 [details] File: limits
Created attachment 1342638 [details] File: maps
Created attachment 1342639 [details] File: open_fds
Created attachment 1342640 [details] File: proc_pid_status
Created attachment 1342641 [details] File: var_log_messages
Thanks... this got fixed because you decided to report it. Every once in a while, that works. ;)
*** Bug 1508044 has been marked as a duplicate of this bug. ***