I'm using tlp, booting to 4.10.0-0.rc2.git4.2.fc26.x86_64 solves this issue
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 61
model name : Intel(R) Core(TM) i5-5200U CPU @ 2.20GHz
stepping : 4
cpu MHz : 2624.316
cache size : 3072 KB
physical id : 0
siblings : 4