https://bugs.freedesktop.org/show_bug.cgi?id=100189 --- Comment #7 from Javi Ballester Tomás --- The result of 'git bisect': e027935a795ecf546f3e4abcc25655766f9615ac is the first bad commit commit e027935a795ecf546f3e4abcc25655766f9615ac Author: Marek Olšák Date: Wed Feb 22 19:59:27 2017 +0100 st/mesa: don't update unrelated states in non-draw calls such as Clear If a VAO isn't bound and u_vbuf isn't enabled because of the Core profile, we'll get user vertex buffers in drivers if we update vertex buffers in glClear. So don't do that. This fixes a regression since disabling u_vbuf for Core profiles. Reviewed-by: Brian Paul :040000 040000 7843bc274cb97b72ebd0ba00906ba3baeecf0658 97a362bcd14da53ec9cfa940b3612d77e54be72d M src -- You are receiving this mail because: You are the assignee for the bug.