After update the latest v4.9 kernel ,the issue still exist. Below as error messages =================================================== INFO: task systemd-shutdow:1 blocked for more than 120 seconds. Not tainted 4.9.0-040900rc8-generic #201612051443 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
INFO: task jbd2/md126p2-8:2710 blocked for more than 120 seconds. Not tainted 4.9.0-040900rc8-generic #201612051443 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. =================================================== Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1648388 Title: Install Ubuntu16.04 in RAID1 created by Intel RSTe and the system hangs while rebooting To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1648388/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs