Not sure if it's related but I noticed the following on boot up of the EC2 machine:
Checking for running unattended-upgrades: [ 132.079264] BUG: soft lockup - CPU#0 stuck for 61s! [udevd:219] [ 197.577155] BUG: soft lockup - CPU#0 stuck for 61s! [udevd:219] [ 240.073502] INFO: task mount:609 blocked for more than 120 seconds. [ 240.073513] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 240.073609] INFO: task sync:627 blocked for more than 120 seconds. [ 240.073613] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 263.074746] BUG: soft lockup - CPU#0 stuck for 61s! [udevd:219] [ 328.573703] BUG: soft lockup - CPU#0 stuck for 61s! [udevd:219] -- kernel panic divide error: 0000 [#1] SMP https://bugs.launchpad.net/bugs/614853 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