same error message with lucid + 2.6.35rc1 kernel
uname: 2.6.35-020635rc1-generic x86_64 Machine: Dell Inspiron 1521 processor: AMD Turion(tm) 64 X2 Mobile Technology TL-56 VGA: ATI Technologies Inc RS690M [Radeon X1200 Series]
i agree with Charles, probably it's a driver + kernel related bug
same error message with lucid + 2.6.35rc1 kernel
uname: 2.6.35- 020635rc1- generic x86_64
Machine: Dell Inspiron 1521
processor: AMD Turion(tm) 64 X2 Mobile Technology TL-56
VGA: ATI Technologies Inc RS690M [Radeon X1200 Series]
i agree with Charles, probably it's a driver + kernel related bug