https://bugs.freedesktop.org/show_bug.cgi?id=110214 --- Comment #48 from Diego Viola --- Created attachment 143834 --> https://bugs.freedesktop.org/attachment.cgi?id=143834&action=edit Xephyr.trace Here is an apitrace to reproduce the bug, I used this: export MESA_EXTENSION_OVERRIDE="-GL_ARB_buffer_storage" apitrace trace /usr/bin/Xephyr -glamor :1 -screen 1024x768 As described here: https://github.com/apitrace/apitrace/wiki/Glamor I can replay it with either of those commands: eglretrace -w Xephyr.trace or glretrace -w Xephyr.trace This was iive's suggestion (thanks). -- You are receiving this mail because: You are the assignee for the bug.