Or maybe it has to do with this bug:
https://bugs.freedesktop.org/show_bug.cgi?id=7169
fixed yesterday in mesa CVS:
http://gitweb.freedesktop.org/?p=users/krh/mesa.git;a=commit;h=addaf26054d94041767d46ad970a7d6b80d17d60
Or maybe it has to do with this bug:
https:/ /bugs.freedeskt op.org/ show_bug. cgi?id= 7169
fixed yesterday in mesa CVS:
http:// gitweb. freedesktop. org/?p= users/krh/ mesa.git; a=commit; h=addaf26054d94 041767d46ad970a 7d6b80d17d60