Public bug reported:
in games frames at 25 to 30 fps until cpu heats and suddenly low fps and lag
have to quit game, kernel reports errors acpi and May 4 00:45:29
asalockout-M70 kernel: [ 728.422329] CPU0: Core temperature above threshold,
cpu clock throttled (total events = 1)
May 4 00:45:29 asalockout-M70 kernel: [ 728.422334] Disabling lock debugging
due to kernel taint
May 4 00:45:29 asalockout-M70 kernel: [ 728.422780] CPU0: Core
temperature/speed normal
May 4 00:48:21 asalockout-M70 kernel: [ 900.000033] [Hardware Error]: Machine
check events logged
asalockout@asalockout-M70:~$ lspci
00:00.0 Host bridge: Intel Corporation Mobile 915GM/PM/GMS/910GML Express
Processor to DRAM Controller (rev 03)
00:02.0 VGA compatible controller: Intel Corporation Mobile 915GM/GMS/910GML
Express Graphics Controller (rev 03)
00:02.1 Display controller: Intel Corporation Mobile 915GM/GMS/910GML Express
Graphics Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI
Express Port 1 (rev 03)
00:1c.1 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI
Express Port 2 (rev 03)
00:1d.0 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
USB UHCI #1 (rev 03)
00:1d.1 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
USB UHCI #2 (rev 03)
00:1d.2 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
USB UHCI #3 (rev 03)
00:1d.3 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
USB UHCI #4 (rev 03)
00:1d.7 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
USB2 EHCI Controller (rev 03)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev d3)
00:1e.2 Multimedia audio controller: Intel Corporation 82801FB/FBM/FR/FW/FRW
(ICH6 Family) AC'97 Audio Controller (rev 03)
00:1e.3 Modem: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97
Modem Controller (rev 03)
00:1f.0 ISA bridge: Intel Corporation 82801FBM (ICH6M) LPC Interface Bridge
(rev 03)
00:1f.1 IDE interface: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
IDE Controller (rev 03)
00:1f.2 IDE interface: Intel Corporation 82801FBM (ICH6M) SATA Controller (rev
03)
00:1f.3 SMBus: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) SMBus
Controller (rev 03)
06:01.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL-8139/8139C/8139C+ (rev 10)
06:02.0 Network controller: Intel Corporation PRO/Wireless 2200BG [Calexico2]
Network Connection (rev 05)
06:04.0 CardBus bridge: Texas Instruments PCIxx21/x515 Cardbus Controller
06:04.2 FireWire (IEEE 1394): Texas Instruments OHCI Compliant IEEE 1394 Host
Controller
06:04.3 Mass storage controller: Texas Instruments PCIxx21 Integrated
FlashMedia Controller
06:04.4 SD Host controller: Texas Instruments
PCI6411/6421/6611/6621/7411/7421/7611/7621 Secure Digital Controller
07:00.0 Ethernet controller: D-Link System Inc DFE-680TXD CardBus PC Card (rev
11)
dmesg | grep drm
[ 7.806079] [drm] Initialized drm 1.1.0 20060810
[ 8.311635] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[ 8.311639] [drm] Driver supports precise vblank timestamp query.
[ 8.387319] [drm] initialized overlay support
[ 8.813711] fb0: inteldrmfb frame buffer device
[ 8.813713] drm: registered panic notifier
[ 8.813890] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
** Affects: ubuntu
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/776797
Title:
games fail with cpu overheat low fan rpm fps fall down to 6
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