I also have this problem. Example log: Oct 28 10:35:17 annafi kernel: [ 5696.808162] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded Oct 28 10:35:22 annafi kernel: [ 5701.805372] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded Oct 28 10:35:27 annafi kernel: [ 5706.802563] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded Oct 28 10:35:32 annafi kernel: [ 5711.799766] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded Oct 28 10:35:37 annafi kernel: [ 5716.801029] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded Oct 28 10:35:42 annafi kernel: [ 5721.794578] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded Oct 28 10:35:47 annafi kernel: [ 5726.795356] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded Oct 28 10:35:52 annafi kernel: [ 5731.788583] intel ips 0000:00:1f.6: CPU power or thermal limit exceeded My system specs: $ uname -a Linux annafi 2.6.35-22-generic #35-Ubuntu SMP Sat Oct 16 20:36:48 UTC 2010 i686 GNU/Linux $ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i3 CPU M 380 @ 2.53GHz stepping : 5 cpu MHz : 2533.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx rdtscp lm constant_tsc arch_perfmon pebs bts xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt lahf_lm arat tpr_shadow vnmi flexpriority ept vpid bogomips : 5055.15 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i3 CPU M 380 @ 2.53GHz stepping : 5 cpu MHz : 933.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 2 cpu cores : 2 apicid : 4 initial apicid : 4 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx rdtscp lm constant_tsc arch_perfmon pebs bts xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt lahf_lm arat tpr_shadow vnmi flexpriority ept vpid bogomips : 5053.89 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 2 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i3 CPU M 380 @ 2.53GHz stepping : 5 cpu MHz : 933.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 1 initial apicid : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx rdtscp lm constant_tsc arch_perfmon pebs bts xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt lahf_lm arat tpr_shadow vnmi flexpriority ept vpid bogomips : 5053.88 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 3 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i3 CPU M 380 @ 2.53GHz stepping : 5 cpu MHz : 1999.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 2 cpu cores : 2 apicid : 5 initial apicid : 5 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx rdtscp lm constant_tsc arch_perfmon pebs bts xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt lahf_lm arat tpr_shadow vnmi flexpriority ept vpid bogomips : 5053.89 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: $ sensors acpitz-virtual-0 Adapter: Virtual device temp1: +45.0°C (crit = +105.0°C) $ sudo lshw annafi description: Notebook product: IdeaPad Z360 vendor: LENOVO version: Rev 1.0 serial: 11S11012323ZZ0LR0850C8 width: 32 bits capabilities: smbios-2.6 dmi-2.6 smp-1.4 smp configuration: boot=normal chassis=notebook cpus=2 uuid=286863F3-7B25-0A5A-9DE5-203040506099 *-core description: Motherboard product: LL1 vendor: Lenovo physical id: 0 version: Rev 1.0 serial: QB01458389 *-firmware description: BIOS vendor: LENOVO physical id: 0 version: 35CN20WW (07/20/2010) size: 111KiB capacity: 1984KiB capabilities: isa pci pcmcia pnp upgrade shadowing escd cdboot bootselect int5printscreen int9keyboard int14serial int17printer acpi usb biosbootspecification *-cpu:0 description: CPU product: Intel(R) Core(TM) i3 CPU M 380 @ 2.53GHz vendor: Intel Corp. physical id: 4 bus info: cpu@0 version: 6.5.5 serial: 0002-0655-0000-0000-0000-0000 slot: CPU 1 size: 933MHz capacity: 3200MHz width: 64 bits clock: 133MHz capabilities: boot fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx rdtscp x86-64 constant_tsc arch_perfmon pebs bts xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt lahf_lm arat tpr_shadow vnmi flexpriority ept vpid cpufreq configuration: id=5 *-cache:0 description: L1 cache physical id: 5 slot: L1 Cache size: 32KiB capacity: 32KiB capabilities: asynchronous internal write-through data *-cache:1 description: L2 cache physical id: 6 slot: L2 Cache size: 256KiB capacity: 1MiB capabilities: burst internal write-through unified *-cache:2 description: L3 cache physical id: 7 slot: L3 Cache size: 3MiB capacity: 8MiB capabilities: burst internal write-back *-logicalcpu:0 description: Logical CPU physical id: 5.1 width: 64 bits capabilities: logical *-logicalcpu:1 description: Logical CPU physical id: 5.2 width: 64 bits capabilities: logical *-logicalcpu:2 description: Logical CPU physical id: 5.3 width: 64 bits capabilities: logical *-logicalcpu:3 description: Logical CPU physical id: 5.4 width: 64 bits capabilities: logical *-logicalcpu:4 description: Logical CPU physical id: 5.5 width: 64 bits capabilities: logical *-logicalcpu:5 description: Logical CPU physical id: 5.6 width: 64 bits capabilities: logical *-logicalcpu:6 description: Logical CPU physical id: 5.7 width: 64 bits capabilities: logical *-logicalcpu:7 description: Logical CPU physical id: 5.8 width: 64 bits capabilities: logical *-logicalcpu:8 description: Logical CPU physical id: 5.9 width: 64 bits capabilities: logical *-logicalcpu:9 description: Logical CPU physical id: 5.a width: 64 bits capabilities: logical *-logicalcpu:10 description: Logical CPU physical id: 5.b width: 64 bits capabilities: logical *-logicalcpu:11 description: Logical CPU physical id: 5.c width: 64 bits capabilities: logical *-logicalcpu:12 description: Logical CPU physical id: 5.d width: 64 bits capabilities: logical *-logicalcpu:13 description: Logical CPU physical id: 5.e width: 64 bits capabilities: logical *-logicalcpu:14 description: Logical CPU physical id: 5.f width: 64 bits capabilities: logical *-logicalcpu:15 description: Logical CPU physical id: 5.10 width: 64 bits capabilities: logical *-memory description: System Memory physical id: f slot: System board or motherboard size: 2GiB *-bank:0 description: SODIMM Synchronous [empty] physical id: 0 slot: M1 *-bank:1 description: SODIMM Synchronous 533 MHz (1.9 ns) product: HMT125S6TFR8C-G7 vendor: 80AD physical id: 1 serial: 5B34881C slot: M2 size: 2GiB width: 64 bits clock: 533MHz (1.9ns) *-cpu:1 physical id: 1 bus info: cpu@1 version: 6.5.5 serial: 0002-0655-0000-0000-0000-0000 size: 1333MHz capacity: 1333MHz capabilities: vmx ht cpufreq configuration: id=5 *-logicalcpu:0 description: Logical CPU physical id: 5.1 capabilities: logical *-logicalcpu:1 description: Logical CPU physical id: 5.2 capabilities: logical *-logicalcpu:2 description: Logical CPU physical id: 5.3 capabilities: logical *-logicalcpu:3 description: Logical CPU physical id: 5.4 capabilities: logical *-logicalcpu:4 description: Logical CPU physical id: 5.5 capabilities: logical *-logicalcpu:5 description: Logical CPU physical id: 5.6 capabilities: logical *-logicalcpu:6 description: Logical CPU physical id: 5.7 capabilities: logical *-logicalcpu:7 description: Logical CPU physical id: 5.8 capabilities: logical *-logicalcpu:8 description: Logical CPU physical id: 5.9 capabilities: logical *-logicalcpu:9 description: Logical CPU physical id: 5.a capabilities: logical *-logicalcpu:10 description: Logical CPU physical id: 5.b capabilities: logical *-logicalcpu:11 description: Logical CPU physical id: 5.c capabilities: logical *-logicalcpu:12 description: Logical CPU physical id: 5.d capabilities: logical *-logicalcpu:13 description: Logical CPU physical id: 5.e capabilities: logical *-logicalcpu:14 description: Logical CPU physical id: 5.f capabilities: logical *-logicalcpu:15 description: Logical CPU physical id: 5.10 capabilities: logical *-pci:0 description: Host bridge product: Core Processor DRAM Controller vendor: Intel Corporation physical id: 100 bus info: pci@0000:00:00.0 version: 18 width: 32 bits clock: 33MHz configuration: driver=agpgart-intel resources: irq:0 *-display description: VGA compatible controller product: Core Processor Integrated Graphics Controller vendor: Intel Corporation physical id: 2 bus info: pci@0000:00:02.0 version: 18 width: 64 bits clock: 33MHz capabilities: msi pm vga_controller bus_master cap_list rom configuration: driver=i915 latency=0 resources: irq:44 memory:f0000000-f03fffff memory:d0000000-dfffffff ioport:1800(size=8) *-usb:0 description: USB Controller product: 5 Series/3400 Series Chipset USB2 Enhanced Host Controller vendor: Intel Corporation physical id: 1a bus info: pci@0000:00:1a.0 version: 06 width: 32 bits clock: 33MHz capabilities: pm debug ehci bus_master cap_list configuration: driver=ehci_hcd latency=0 resources: irq:16 memory:f0806000-f08063ff *-multimedia description: Audio device product: 5 Series/3400 Series Chipset High Definition Audio vendor: Intel Corporation physical id: 1b bus info: pci@0000:00:1b.0 version: 06 width: 64 bits clock: 33MHz capabilities: pm msi pciexpress bus_master cap_list configuration: driver=HDA Intel latency=0 resources: irq:45 memory:f0800000-f0803fff *-pci:0 description: PCI bridge product: 5 Series/3400 Series Chipset PCI Express Root Port 1 vendor: Intel Corporation physical id: 1c bus info: pci@0000:00:1c.0 version: 06 width: 32 bits clock: 33MHz capabilities: pci pciexpress msi pm normal_decode bus_master cap_list configuration: driver=pcieport resources: irq:40 ioport:3000(size=4096) memory:7c000000-7c1fffff ioport:7c200000(size=2097152) *-pci:1 description: PCI bridge product: 5 Series/3400 Series Chipset PCI Express Root Port 2 vendor: Intel Corporation physical id: 1c.1 bus info: pci@0000:00:1c.1 version: 06 width: 32 bits clock: 33MHz capabilities: pci pciexpress msi pm normal_decode bus_master cap_list configuration: driver=pcieport resources: irq:41 ioport:4000(size=4096) memory:f0500000-f05fffff ioport:7c400000(size=2097152) *-network description: Wireless interface product: AR9285 Wireless Network Adapter (PCI-Express) vendor: Atheros Communications Inc. physical id: 0 bus info: pci@0000:03:00.0 logical name: wlan0 version: 01 serial: 1c:65:9d:1d:bc:2a width: 64 bits clock: 33MHz capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless configuration: broadcast=yes driver=ath9k driverversion=2.6.35-22-generic firmware=N/A ip=192.168.0.55 latency=0 link=yes multicast=yes wireless=IEEE 802.11bgn resources: irq:17 memory:f0500000-f050ffff *-pci:2 description: PCI bridge product: 5 Series/3400 Series Chipset PCI Express Root Port 5 vendor: Intel Corporation physical id: 1c.4 bus info: pci@0000:00:1c.4 version: 06 width: 32 bits clock: 33MHz capabilities: pci pciexpress msi pm normal_decode bus_master cap_list configuration: driver=pcieport resources: irq:42 ioport:2000(size=4096) memory:f0400000-f04fffff ioport:7c600000(size=2097152) *-network description: Ethernet interface product: AR8152 v1.1 Fast Ethernet vendor: Atheros Communications physical id: 0 bus info: pci@0000:08:00.0 logical name: eth0 version: c1 serial: 00:26:9e:fd:1a:7c capacity: 100MB/s width: 64 bits clock: 33MHz capabilities: pm msi pciexpress vpd bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd autonegotiation configuration: autonegotiation=on broadcast=yes driver=atl1c driverversion=1.0.0.2-NAPI firmware=N/A latency=0 link=no multicast=yes port=twisted pair resources: irq:46 memory:f0400000-f043ffff ioport:2000(size=128) *-usb:1 description: USB Controller product: 5 Series/3400 Series Chipset USB2 Enhanced Host Controller vendor: Intel Corporation physical id: 1d bus info: pci@0000:00:1d.0 version: 06 width: 32 bits clock: 33MHz capabilities: pm debug ehci bus_master cap_list configuration: driver=ehci_hcd latency=0 resources: irq:23 memory:f0806400-f08067ff *-pci:3 description: PCI bridge product: 82801 Mobile PCI Bridge vendor: Intel Corporation physical id: 1e bus info: pci@0000:00:1e.0 version: a6 width: 32 bits clock: 33MHz capabilities: pci subtractive_decode bus_master cap_list *-isa description: ISA bridge product: Mobile 5 Series Chipset LPC Interface Controller vendor: Intel Corporation physical id: 1f bus info: pci@0000:00:1f.0 version: 06 width: 32 bits clock: 33MHz capabilities: isa bus_master cap_list configuration: latency=0 *-storage description: SATA controller product: 5 Series/3400 Series Chipset 4 port SATA AHCI Controller vendor: Intel Corporation physical id: 1f.2 bus info: pci@0000:00:1f.2 logical name: scsi1 logical name: scsi4 version: 06 width: 32 bits clock: 66MHz capabilities: storage msi pm ahci_1.0 bus_master cap_list emulated configuration: driver=ahci latency=0 resources: irq:43 ioport:1818(size=8) ioport:180c(size=4) ioport:1810(size=8) ioport:1808(size=4) ioport:1820(size=32) memory:f0805000-f08057ff *-disk description: ATA Disk product: WDC WD5000BEVT-2 vendor: Western Digital physical id: 0 bus info: scsi@1:0.0.0 logical name: /dev/sda version: 01.0 serial: WD-WXA1A60U2938 size: 465GiB (500GB) capabilities: partitioned partitioned:dos configuration: ansiversion=5 signature=045fc3b1 *-volume:0 description: Windows NTFS volume physical id: 1 bus info: scsi@1:0.0.0,1 logical name: /dev/sda1 version: 3.1 serial: d677-9caf size: 98MiB capacity: 100MiB capabilities: primary bootable ntfs initialized configuration: clustersize=4096 created=2010-10-28 10:23:19 filesystem=ntfs label=System Reserved state=clean *-volume:1 description: Windows NTFS volume physical id: 2 bus info: scsi@1:0.0.0,2 logical name: /dev/sda2 version: 3.1 serial: 08e44fcf-585d-5445-a596-42162f54df74 size: 48GiB capacity: 48GiB capabilities: primary ntfs initialized configuration: clustersize=4096 created=2010-10-28 10:26:17 filesystem=ntfs label=windows state=clean *-volume:2 description: Extended partition physical id: 3 bus info: scsi@1:0.0.0,3 logical name: /dev/sda3 size: 415GiB capacity: 415GiB capabilities: primary extended partitioned partitioned:extended *-logicalvolume:0 description: HPFS/NTFS partition physical id: 5 logical name: /dev/sda5 logical name: /together capacity: 195GiB configuration: mount.fstype=fuseblk mount.options=rw,nosuid,nodev,relatime,user_id=0,group_id=0,default_permissions,allow_other,blksize=4096 state=mounted *-logicalvolume:1 description: Linux swap / Solaris partition physical id: 6 logical name: /dev/sda6 capacity: 4005MiB capabilities: nofs *-logicalvolume:2 description: Linux filesystem partition physical id: 7 logical name: /dev/sda7 logical name: / capacity: 27GiB configuration: mount.fstype=ext4 mount.options=rw,relatime,errors=remount-ro,barrier=1,data=ordered state=mounted *-logicalvolume:3 description: Linux filesystem partition physical id: 8 logical name: /dev/sda8 logical name: /home capacity: 188GiB configuration: mount.fstype=ext4 mount.options=rw,relatime,barrier=1,data=ordered state=mounted *-volume:3 description: Windows NTFS volume physical id: 4 bus info: scsi@1:0.0.0,4 logical name: /dev/sda4 version: 3.1 serial: e09d-ca5f size: 977MiB capacity: 1001MiB capabilities: primary boot ntfs initialized configuration: clustersize=4096 created=2010-08-18 19:48:11 filesystem=ntfs label=LENOVO_PART state=clean *-cdrom description: DVD-RAM writer product: DVDRAM GT30N vendor: HL-DT-ST physical id: 1 bus info: scsi@4:0.0.0 logical name: /dev/cdrom logical name: /dev/cdrw logical name: /dev/dvd logical name: /dev/dvdrw logical name: /dev/scd0 logical name: /dev/sr0 version: LC01 capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram configuration: ansiversion=5 status=nodisc *-serial UNCLAIMED description: SMBus product: 5 Series/3400 Series Chipset SMBus Controller vendor: Intel Corporation physical id: 1f.3 bus info: pci@0000:00:1f.3 version: 06 width: 64 bits clock: 33MHz configuration: latency=0 resources: memory:f0806800-f08068ff ioport:1840(size=32) *-generic description: Signal processing controller product: 5 Series/3400 Series Chipset Thermal Subsystem vendor: Intel Corporation physical id: 1f.6 bus info: pci@0000:00:1f.6 version: 06 width: 64 bits clock: 33MHz capabilities: pm msi cap_list configuration: driver=intel ips latency=0 resources: irq:18 memory:f0804000-f0804fff *-pci:1 description: Host bridge product: Core Processor QuickPath Architecture Generic Non-core Registers vendor: Intel Corporation physical id: 101 bus info: pci@0000:ff:00.0 version: 05 width: 32 bits clock: 33MHz *-pci:2 description: Host bridge product: Core Processor QuickPath Architecture System Address Decoder vendor: Intel Corporation physical id: 102 bus info: pci@0000:ff:00.1 version: 05 width: 32 bits clock: 33MHz *-pci:3 description: Host bridge product: Core Processor QPI Link 0 vendor: Intel Corporation physical id: 103 bus info: pci@0000:ff:02.0 version: 05 width: 32 bits clock: 33MHz *-pci:4 description: Host bridge product: Core Processor QPI Physical 0 vendor: Intel Corporation physical id: 104 bus info: pci@0000:ff:02.1 version: 05 width: 32 bits clock: 33MHz *-pci:5 description: Host bridge product: Core Processor Reserved vendor: Intel Corporation physical id: 105 bus info: pci@0000:ff:02.2 version: 05 width: 32 bits clock: 33MHz *-pci:6 description: Host bridge product: Core Processor Reserved vendor: Intel Corporation physical id: 106 bus info: pci@0000:ff:02.3 version: 05 width: 32 bits clock: 33MHz *-scsi physical id: 2 bus info: usb@2:1.2 logical name: scsi7 capabilities: emulated scsi-host configuration: driver=usb-storage *-disk description: SCSI Disk product: External vendor: Generic physical id: 0.0.0 bus info: scsi@7:0.0.0 logical name: /dev/sdb version: 1.03 serial: 78KWT08VT size: 298GiB (320GB) capabilities: partitioned partitioned:dos configuration: ansiversion=4 signature=190819a9 *-volume description: Extended partition physical id: 2 bus info: scsi@7:0.0.0,2 logical name: /dev/sdb2 size: 298GiB capacity: 298GiB capabilities: primary extended partitioned partitioned:extended *-logicalvolume description: W95 FAT32 partition physical id: 5 logical name: /dev/sdb5 logical name: /media/VERSATILE capacity: 298GiB configuration: mount.fstype=vfat mount.options=rw,nosuid,nodev,relatime,uid=1000,gid=1000,fmask=0022,dmask=0077,codepage=cp437,iocharset=iso8859-1,shortname=mixed,showexec,utf8,flush,errors=remount-ro state=mounted