Can you provide further information about your machine? (nvidia or ati, type of video card, x86/AMD64)
And also try running a GDM backtrace to get some further information on the stack dump.
https://wiki.ubuntu.com/Backtrace
Can you provide further information about your machine? (nvidia or ati, type of video card, x86/AMD64)
And also try running a GDM backtrace to get some further information on the stack dump.
https:/ /wiki.ubuntu. com/Backtrace