Hi, as mentioned in the logs I'm sending you the following error messages: Jul 24 18:58:58 localhost kernel: [34262.244799] thinkpad_acpi: unknown possible thermal alarm or keyboard event received Jul 24 18:58:58 localhost kernel: [34262.244805] thinkpad_acpi: unhandled HKEY event 0x6040 Jul 24 18:58:58 localhost kernel: [34262.244808] thinkpad_acpi: please report the conditions when this event happened to ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx Jul 24 18:58:58 localhost kernel: [34262.245363] thinkpad_acpi: EC reports that Thermal Table has changed Jul 24 18:58:59 localhost kernel: [34262.679319] EXT4-fs (dm-1): re-mounted. Opts: commit=0 Jul 24 18:58:59 localhost kernel: [34262.753845] EXT4-fs (dm-4): re-mounted. Opts: commit=0 Jul 24 18:58:59 localhost kernel: [34262.894747] EXT4-fs (dm-2): re-mounted. Opts: commit=0 Jul 24 18:59:12 localhost kernel: [34275.660471] thinkpad_acpi: unknown possible thermal alarm or keyboard event received Jul 24 18:59:12 localhost kernel: [34275.660482] thinkpad_acpi: unhandled HKEY event 0x6040 Jul 24 18:59:12 localhost kernel: [34275.660487] thinkpad_acpi: please report the conditions when this event happened to ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx Jul 24 18:59:12 localhost kernel: [34275.660924] thinkpad_acpi: EC reports that Thermal Table has changed Jul 24 18:59:12 localhost kernel: [34276.016180] EXT4-fs (dm-1): re-mounted. Opts: commit=600 Jul 24 18:59:12 localhost kernel: [34276.018135] EXT4-fs (dm-4): re-mounted. Opts: commit=600 Jul 24 18:59:12 localhost kernel: [34276.173303] EXT4-fs (dm-2): re-mounted. Opts: commit=600 Jul 24 18:59:37 localhost kernel: [34300.337167] EXT4-fs (dm-1): re-mounted. Opts: commit=0 Jul 24 18:59:37 localhost kernel: [34300.388789] thinkpad_acpi: unknown possible thermal alarm or keyboard event received Jul 24 18:59:37 localhost kernel: [34300.388801] thinkpad_acpi: unhandled HKEY event 0x6040 Jul 24 18:59:37 localhost kernel: [34300.388806] thinkpad_acpi: please report the conditions when this event happened to ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx Jul 24 18:59:37 localhost kernel: [34300.389447] thinkpad_acpi: EC reports that Thermal Table has changed This happens after I plugged in the power adapter, removed it and plugged it in again. This is my system: niklaas@len-t420 ~ % uname -a Linux len-t420 3.4.6-1-ARCH #1 SMP PREEMPT Fri Jul 20 08:21:26 CEST 2012 x86_64 GNU/Linux I'm running Arch Linux with the following /etc/rc.conf on a Lenovo T420: # # /etc/rc.conf - Main Configuration for Arch Linux # # See 'man 5 rc.conf' for more details # # LOCALIZATION # ------------ HARDWARECLOCK="UTC" TIMEZONE="Europe/Berlin" KEYMAP="de-latin1-nodeadkeys" CONSOLEFONT="default8x16" CONSOLEMAP= LOCALE=en_GB.UTF8 DAEMON_LOCALE="yes" USECOLOR="yes" # HARDWARE # -------- MODULES=(thinkpad_acpi tp_smapi hdaps acpi_call fuse vboxdrv) USEDMRAID="no" USEBTRFS="no" USELVM="yes" # NETWORKING # ---------- HOSTNAME="len-t420" interface=eth0 address= netmask= broadcast= gateway= NETWORK_PERSIST="no" # DAEMONS # ------- # DAEMONS=(syslog-ng hdapsd @thinkfan @ifplugd @net-profiles @net-auto-wired @net-auto-wireless crond @bumblebeed !hwclock @ntpd dbus @avahi-daemon slim @cupsd) If there is anything I can do to help you figuring out what to do to prevent this issue, please let me know. Niklaas -- Niklaas Baudet von Gersdorff mail@xxxxxxxxxxxxxxxxxx ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ ibm-acpi-devel mailing list ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/ibm-acpi-devel