[ 8.360984] ppdev: user-space parallel port driver [ 10.834572] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro,commit=0 [ 15.719653] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro,commit=0 [ 17.200054] eth0: no IPv6 routers present [ 19.757481] wlan0: authenticate with 00:1f:f3:c3:6b:f9 (try 1) [ 19.760897] wlan0: authenticated [ 19.760971] wlan0: associate with 00:1f:f3:c3:6b:f9 (try 1) [ 19.765780] wlan0: RX AssocResp from 00:1f:f3:c3:6b:f9 (capab=0x431 status=0 aid=3) [ 19.765792] wlan0: associated [ 19.767687] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 19.768104] cfg80211: Calling CRDA for country: US [ 19.827140] cfg80211: Received country IE: [ 19.827153] cfg80211: Regulatory domain: US [ 19.827159] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 19.827171] (2402000 KHz - 2472000 KHz @ 40000 KHz), (10000 mBi, 1800 mBm) [ 19.827178] cfg80211: CRDA thinks this should applied: [ 19.827184] cfg80211: Regulatory domain: US [ 19.827190] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 19.827200] (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2700 mBm) [ 19.827211] (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm) [ 19.827221] (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 19.827231] (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 19.827241] (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 19.827251] (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm) [ 19.827259] cfg80211: We intersect both of these and get: [ 19.827265] cfg80211: Regulatory domain: 98 [ 19.827271] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 19.827281] (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 1800 mBm) [ 19.827301] cfg80211: Current regulatory domain updated by AP to: US [ 19.827309] (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 19.827319] (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 1800 mBm) [ 19.946822] padlock: VIA PadLock not detected. [ 30.481052] wlan0: no IPv6 routers present [ 71.156115] ------------[ cut here ]------------ [ 71.156147] WARNING: at /build/buildd/linux-2.6.35/arch/x86/include/asm/processor.h:1005 read_measured_perf_ctrs+0x6c/0x80() [ 71.156161] Hardware name: 900A [ 71.156168] Modules linked in: aes_i586 aes_generic parport_pc ppdev binfmt_misc arc4 snd_hda_codec_realtek i915 snd_hda_intel drm_kms_helper snd_hda_codec snd_hwdep snd_pcm snd_seq_midi ath5k snd_rawmidi snd_seq_midi_event mac80211 snd_seq joydev drm snd_timer hid_microsoft snd_seq_device ath usbhid intel_agp hid snd cfg80211 psmouse i2c_algo_bit serio_raw eeepc_laptop soundcore video agpgart snd_page_alloc output sparse_keymap led_class lp parport atl1e [ 71.156314] Pid: 56, comm: kondemand/0 Not tainted 2.6.35-23-generic #41-Ubuntu [ 71.156324] Call Trace: [ 71.156354] [] warn_slowpath_common+0x72/0xa0 [ 71.156364] [] ? read_measured_perf_ctrs+0x6c/0x80 [ 71.156372] [] ? read_measured_perf_ctrs+0x6c/0x80 [ 71.156379] [] ? read_measured_perf_ctrs+0x0/0x80 [ 71.156388] [] warn_slowpath_null+0x22/0x30 [ 71.156396] [] read_measured_perf_ctrs+0x6c/0x80 [ 71.156403] [] ? read_measured_perf_ctrs+0x0/0x80 [ 71.156413] [] smp_call_function_single+0x72/0x130 [ 71.156421] [] cpufreq_get_measured_perf+0x2f/0xd0 [ 71.156430] [] ? cpufreq_cpu_get+0x8e/0xf0 [ 71.156438] [] ? get_cpu_iowait_time_us+0x6a/0xa0 [ 71.156446] [] __cpufreq_driver_getavg+0x6a/0x70 [ 71.156453] [] dbs_check_cpu+0x75/0x2e0 [ 71.156462] [] do_dbs_timer+0xa7/0xc0 [ 71.156471] [] ? schedule+0x37a/0x7a0 [ 71.156481] [] run_workqueue+0x8e/0x150 [ 71.156489] [] ? do_dbs_timer+0x0/0xc0 [ 71.156496] [] worker_thread+0x84/0xe0 [ 71.156505] [] ? autoremove_wake_function+0x0/0x50 [ 71.156513] [] ? worker_thread+0x0/0xe0 [ 71.156520] [] kthread+0x74/0x80 [ 71.156527] [] ? kthread+0x0/0x80 [ 71.156535] [] kernel_thread_helper+0x6/0x10 [ 71.156541] ---[ end trace c9c2589f2a9df8ac ]---