[ 29.456078] ------------[ cut here ]------------ [ 29.456102] WARNING: at /build/buildd/linux-2.6.35/arch/x86/include/asm/processor.h:1005 read_measured_perf_ctrs+0x6c/0x80() [ 29.456112] Hardware name: 1000H [ 29.456117] Modules linked in: parport_pc ppdev snd_hda_codec_realtek rt2860sta(C) arc4 snd_hda_intel snd_hda_codec i915 snd_hwdep joydev rt2800pci snd_pcm rt2800lib rt2x00usb rt2x00pci crc_ccitt drm_kms_helper rt2x00lib snd_seq_midi mac80211 snd_rawmidi snd_seq_midi_event snd_seq drm uvcvideo snd_timer snd_seq_device cfg80211 intel_agp btusb videodev snd bluetooth psmouse v4l1_compat soundcore serio_raw agpgart eeepc_laptop i2c_algo_bit snd_page_alloc eeprom_93cx6 video sparse_keymap led_class output i2c_i801 lp parport atl1e [ 29.456235] Pid: 56, comm: kondemand/0 Tainted: G C 2.6.35-22-generic #33-Ubuntu [ 29.456243] Call Trace: [ 29.456258] [] warn_slowpath_common+0x72/0xa0 [ 29.456271] [] ? read_measured_perf_ctrs+0x6c/0x80 [ 29.456282] [] ? read_measured_perf_ctrs+0x6c/0x80 [ 29.456293] [] ? read_measured_perf_ctrs+0x0/0x80 [ 29.456305] [] warn_slowpath_null+0x22/0x30 [ 29.456317] [] read_measured_perf_ctrs+0x6c/0x80 [ 29.456329] [] ? read_measured_perf_ctrs+0x0/0x80 [ 29.456342] [] smp_call_function_single+0x72/0x130 [ 29.456354] [] cpufreq_get_measured_perf+0x2f/0xd0 [ 29.456367] [] ? cpufreq_cpu_get+0x8e/0xf0 [ 29.456378] [] ? get_cpu_iowait_time_us+0x6a/0xa0 [ 29.456389] [] __cpufreq_driver_getavg+0x6a/0x70 [ 29.456401] [] dbs_check_cpu+0x75/0x2e0 [ 29.456413] [] do_dbs_timer+0xa7/0xc0 [ 29.456426] [] ? schedule+0x37a/0x7a0 [ 29.456439] [] run_workqueue+0x8e/0x150 [ 29.456451] [] ? do_dbs_timer+0x0/0xc0 [ 29.456462] [] worker_thread+0x84/0xe0 [ 29.456475] [] ? autoremove_wake_function+0x0/0x50 [ 29.456487] [] ? worker_thread+0x0/0xe0 [ 29.456496] [] kthread+0x74/0x80 [ 29.456507] [] ? kthread+0x0/0x80 [ 29.456518] [] kernel_thread_helper+0x6/0x10 [ 29.456526] ---[ end trace 5b66b79828197ec7 ]--- [ 30.994170] vboxdrv: Trying to deactivate the NMI watchdog permanently... [ 30.994184] vboxdrv: Warning: 2.6.31+ kernel detected. Most likely the hardware performance [ 30.994189] vboxdrv: counter framework which can generate NMIs is active. You have to prevent [ 30.994193] vboxdrv: the usage of hardware performance counters by [ 30.994197] vboxdrv: echo 2 > /proc/sys/kernel/perf_counter_paranoid [ 30.994208] vboxdrv: Found 2 processor cores. [ 30.997439] vboxdrv: fAsync=0 offMin=0x198 offMax=0x25a4 [ 30.999843] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'. [ 30.999854] vboxdrv: Successfully loaded version 3.2.8 (interface 0x00140001). [ 31.144264] Skipping EDID probe due to cached edid [ 31.184286] Skipping EDID probe due to cached edid [ 31.236166] Skipping EDID probe due to cached edid [ 31.277196] Skipping EDID probe due to cached edid [ 31.425201] Bluetooth: L2CAP ver 2.14 [ 31.425210] Bluetooth: L2CAP socket layer initialized [ 31.495279] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 31.495289] Bluetooth: BNEP filters: protocol multicast [ 31.545501] Bluetooth: SCO (Voice Link) ver 0.6 [ 31.545509] Bluetooth: SCO socket layer initialized [ 31.795472] Bluetooth: RFCOMM TTY layer initialized [ 31.795491] Bluetooth: RFCOMM socket layer initialized [ 31.795499] Bluetooth: RFCOMM ver 1.11 [ 33.961190] Skipping EDID probe due to cached edid [ 33.969938] ata1.00: configured for UDMA/133 [ 33.969968] ata1: EH complete [ 33.971755] sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA [ 57.209149] Skipping EDID probe due to cached edid [ 57.252174] Skipping EDID probe due to cached edid [ 57.289274] Skipping EDID probe due to cached edid [ 57.784229] Skipping EDID probe due to cached edid [ 68.249171] Skipping EDID probe due to cached edid [ 72.632921] wlan0: authenticate with 00:11:6b:3f:0e:91 (try 1) [ 72.634803] wlan0: authenticated [ 72.634862] wlan0: associate with 00:11:6b:3f:0e:91 (try 1) [ 72.637262] wlan0: RX AssocResp from 00:11:6b:3f:0e:91 (capab=0x401 status=0 aid=2) [ 72.637273] wlan0: associated [ 72.639079] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.137036] wlan0: no IPv6 routers present