I've been having the same problem today after adding 2x1TB drives to my Ubuntu x64 system - configured as stripe using mdadm. Random lockups when copying to and reading from raid. Occurs with xfs, reiser and ext3. Will post logs next week.
-- RAID array causing "BUG: soft lockup" errors/system freeze https://bugs.launchpad.net/bugs/312163 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs