Latest working kernel version: 188.8.131.52
Earliest failing kernel version: 2.6.27-rc1
Distribution: Debian Sid
Hardware Environment: Fujitsu-Siemens E8110, Intel T2400, 1.5 GB
Software Environment: Gnome 2.22
Problem Description: powertop segfauls after gathering initial stats
Steps to reproduce: start powertop, wait until it crashes, check dmesg
Created attachment 17024 [details]
relevant dmesg output
yeah, sorry, we screwed up the changes in sched_mc_power_savings_show.
It'll be fixed soon...
Fixed in .27