https://bugs.launchpad.net/ubuntu/+source/linux/+bug/671001
kernel.softlockup_panic = 1. This will cause the system to panic when the soft lockup happens,
http://forum.parallels.com/showthread.php?t=114767
Soft Lockup Panics Can be Enabled (Default is Disabled for CentOS/RHE)
Make sure /proc/sys/kernel/softlockup_panic is set to 0. You can control this with sysctl softlockup_panic=0. If this is set a soft lockup will not only warn it will panic.
めも、未検証
