I confirm that the increasing sound volume problem is due to linux- backports-modules-2.6.22-14-generic_2.6.22-14.11UNRELEASED_i386.deb. I replaced it by linux-backports-modules-2.6.22-14-generic (v 2.6.22-14.10) and now my sound volume is stable.
-- [xps1330] microphone built-in doesn't work https://bugs.launchpad.net/bugs/147682 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs