https://bugs.freedesktop.org/show_bug.cgi?id=100239
--- Comment #18 from network723@rkmail.ru --- Is this bug still being worked on?
The problem is still here, but there's a little update: sometimes texture gets cleared correctly.
Currently running Mesa git master 31e4c9ce400341df9b0136419b3b3c73b8c9eb7e