Hi,
Machine details:
Lenovo Thinkpad T420
Intel Core i5-2520M Processor
Intel HD graphics 3000
Ubuntu 2.6.38-8-generic (64bit)
uname -m x86_64
Symptoms when the problem occurs:
Display stops responding.
- Display is frozen, mouse pointer responsive
Additional Info:
Issue happened when laptop was idle for about 25-30 minutes. When the issue happened, the laptop did not seem too hot.
Log:
Jul 9 19:17:01 Sweet CRON[3564]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Jul 9 19:34:07 Sweet kernel: [22404.597400] thinkpad_acpi: THERMAL ALERT: unknown thermal alarm received
Jul 9 19:34:07 Sweet kernel: [22404.597404] thinkpad_acpi: unhandled HKEY event 0x6040
Jul 9 19:34:07 Sweet kernel: [22404.597406] thinkpad_acpi: please report the conditions when this event happened to ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx
Jul 9 19:34:07 Sweet kernel: [22404.597776] thinkpad_acpi: EC reports that Thermal Table has changed
Jul 9 19:34:08 Sweet kernel: [22405.128661] EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro,commit=600
Jul 9 19:34:14 Sweet anacron[3745]: Anacron 2.3 started on 2011-07-09
Jul 9 19:34:14 Sweet anacron[3745]: Normal exit (0 jobs run)
Jul 9 19:34:14 Sweet kernel: [22411.537162] thinkpad_acpi: THERMAL ALERT: unknown thermal alarm received
Jul 9 19:34:14 Sweet kernel: [22411.537166] thinkpad_acpi: unhandled HKEY event 0x6040
Jul 9 19:34:14 Sweet kernel: [22411.537168] thinkpad_acpi: please report the conditions when this event happened to ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx
Jul 9 19:34:14 Sweet kernel: [22411.537657] thinkpad_acpi: EC reports that Thermal Table has changed
Jul 9 19:34:15 Sweet kernel: [22411.876154] EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro,commit=0
Jul 9 20:17:01 Sweet CRON[3798]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Modinfo - thinkpad_acpi
roshni@Sweet:~$ modinfo thinkpad_acpi
filename: /lib/modules/2.6.38-8-generic/kernel/drivers/platform/x86/thinkpad_acpi.ko
license: GPL
version: 0.24
description: ThinkPad ACPI Extras
author: Henrique de Moraes Holschuh <hmh@xxxxxxxxxx>
author: Borislav Deianov <borislav@xxxxxxxxxxxx>
alias: dmi:bvnIBM:bvrI[MU]ET??WW*
alias: tpacpi
srcversion: 0B6457473BB90551EE1D20F
alias: acpi*:LEN0068:*
alias: acpi*:IBM0068:*
depends: snd,nvram
vermagic: 2.6.38-8-generic SMP mod_unload modversions
parm: experimental:Enables experimental features when non-zero (int)
parm: debug:Sets debug level bit-mask (uint)
parm: force_load:Attempts to load the driver even on a mis-identified ThinkPad when true (bool)
parm: fan_control:Enables setting fan parameters features when true (bool)
parm: brightness_mode:Selects brightness control strategy: 0=auto, 1=EC, 2=UCMS, 3=EC+NVRAM (uint)
parm: brightness_enable:Enables backlight control when 1, disables when 0 (uint)
parm: hotkey_report_mode:used for backwards compatibility with userspace, see documentation (uint)
parm: volume_mode:Selects volume control strategy: 0=auto, 1=EC, 2=N/A, 3=EC+NVRAM (uint)
parm: volume_capabilities:Selects the mixer capabilites: 0=auto, 1=volume and mute, 2=mute only (uint)
parm: volume_control:Enables software override for the console audio control when true (bool)
parm: index:ALSA index for the ACPI EC Mixer (int)
parm: id:ALSA id for the ACPI EC Mixer (charp)
parm: enable:Enable the ALSA interface for the ACPI EC Mixer (bool)
parm: hotkey:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: bluetooth:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: video:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: light:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: cmos:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: led:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: beep:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: brightness:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: volume:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: fan:Simulates thinkpad-acpi procfs command at module load, see documentation
parm: dbg_wlswemul:Enables WLSW emulation (uint)
parm: wlsw_state:Initial state of the emulated WLSW switch (bool)
parm: dbg_bluetoothemul:Enables bluetooth switch emulation (uint)
parm: bluetooth_state:Initial state of the emulated bluetooth switch (bool)
parm: dbg_wwanemul:Enables WWAN switch emulation (uint)
parm: wwan_state:Initial state of the emulated WWAN switch (bool)
parm: dbg_uwbemul:Enables UWB switch emulation (uint)
parm: uwb_state:Initial state of the emulated UWB switch (bool)
Please let me know if any other information is required to diagnose the issue or if there is a newer driver rev that fixes this issue.
Thanks,
Roshni
------------------------------------------------------------------------------ All of the data generated in your IT infrastructure is seriously valuable. Why? It contains a definitive record of application performance, security threats, fraudulent activity, and more. Splunk takes this data and makes sense of it. IT sense. And common sense. http://p.sf.net/sfu/splunk-d2d-c2
_______________________________________________ ibm-acpi-devel mailing list ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/ibm-acpi-devel
