Peter Sasi, thank you for reporting this and helping make Ubuntu better. As per https://wiki.ubuntu.com/Releases, Maverick reached EOL on April 10, 2012.
If this is reproducible with a supported release, please execute the following command only once, as it will automatically gather debugging information, in a terminal: apport-collect 659703 Otherwise, please mark this Status Invalid. ** Changed in: mesa (Ubuntu) Importance: Undecided => Low ** Changed in: mesa (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/659703 Title: System freeze possibly due to memory corruption To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/659703/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp