Thanks for your report. It is probably a bug in the open-source driver, but it is not so easy to debug the closed-source program triggering it. Does it happen if you use the default -ati driver (uninstall -radeonhd and remove xorg.conf)?
Please run apport-collect 459153 to attach information to this bug report.
Thanks for your report. It is probably a bug in the open-source driver, but it is not so easy to debug the closed-source program triggering it. Does it happen if you use the default -ati driver (uninstall -radeonhd and remove xorg.conf)?
Please run apport-collect 459153 to attach information to this bug report.