@ Jammy, Test steps: 1. Copy "pm_test" file to Home Folder, open terminal to run " sudo python pm_test -r 30 poweroff" command. 2. After 20 minutes, find system hang up with backlight off.
OS: Ubuntu 12.04.02 Kernel: 3.5.0-23-generic #35 AMD Driver: 12.102RC1. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1158296 Title: Systems with AMD 6660 discrete will hang up while doing poweroff and reboot tests by "pm_test" tool. To manage notifications about this bug go to: https://bugs.launchpad.net/amd/+bug/1158296/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs