This is the /var/log/syslog snippet, which contains more information: [ 502.662369] INFO: task md1_resync:6278 blocked for more than 120 seconds. [ 502.662380] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
** Attachment added: "syslog-1" http://launchpadlibrarian.net/17148592/syslog-1 -- Kernel lockup while rebuilding two mdadm RAID arrays https://bugs.launchpad.net/bugs/262417 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