As a workaround, the patches provided here may help: https://launchpad.net/ubuntu/+source/linux- source-2.6.15/+bug/11149/comments/6
They add an option to /etc/default/acpi-support that allows killing all sound applications, unloading all the sound kernel modules, and then re- adding the modules upon resume, and restarting the sound applications. It's ugly and not ideal, but it has worked well enough for me on Mandriva for the last couple years, which is the origin of the patches. Mark -- Sound garbled after resume after suspend https://launchpad.net/bugs/37714 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs