As original reporter stated, it usually appears related to OpenGL window resize events. I have also noted that xrandr display resolution changes can trigger the crash.
I see errors in dmesg that mention libmutter: [15040.472843] gnome-shell[32127]: segfault at 8 ip 00007f327f29d5d0 sp 00007ffeccf94a38 error 4 in libmutter-1.so.0.0.0[7f327f243000+142000] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/911591 Title: gnome-shell crashes when resizing OpenGL window To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/911591/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
