Maybe its this "IOAHCIBlockStorage.kext"
10/23/14, 1:19:42 AM, com.apple.kextcache[1226]: /: no supported helper partitions to update.
10/23/14, 1:19:42 AM, com.apple.kextcache[1226]: Lock acquired; proceeding.
10/23/14, 1:19:42 AM, com.apple.kextcache[1223]: /: no supported helper partitions...