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Wysocki" , Daniel Lezcano Cc: linux-pm@vger.kernel.org, LKML From: Paul Menzel Subject: Dell XPS 13 9370: thermal thermal_zone10: failed to read out thermal zone (-61) Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dear Linux folks, On the Dell XPS 13 9370 with Debian sid/unstable, Linux warns about a thermal related issue: [ 0.000000] Linux version 5.18.0-4-amd64 (debian-kernel@lists.debian.org) (gcc-11 (Debian 11.3.0-5) 11.3.0, GNU ld (GNU Binutils for Debian) 2.38.90.20220713) #1 SMP PREEMPT_DYNAMIC Debian 5.18.16-1 (2022-08-10) […] [ 0.000000] DMI: Dell Inc. XPS 13 9370/0RMYH9, BIOS 1.21.0 07/06/2022 […] [ 15.722394] thermal thermal_zone10: failed to read out thermal zone (-61) Can that warning be addressed? Kind regards, Paul PS: There are twelve thermal zones: ``` $ ls -l /sys/devices/virtual/thermal/ total 0 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device0 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device1 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device2 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device3 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device4 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device5 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device6 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device7 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device8 drwxr-xr-x 4 root root 0 Aug 23 14:24 cooling_device9 drwxr-xr-x 4 root root 0 Aug 23 14:24 thermal_zone0 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone1 drwxr-xr-x 4 root root 0 Aug 23 14:24 thermal_zone10 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone11 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone2 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone3 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone4 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone5 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone6 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone7 drwxr-xr-x 4 root root 0 Aug 23 14:24 thermal_zone8 drwxr-xr-x 3 root root 0 Aug 23 14:24 thermal_zone9 $ ls -l /sys/devices/virtual/thermal/thermal_zone10/ total 0 -r--r--r-- 1 root root 4096 Aug 23 16:00 available_policies drwxr-xr-x 3 root root 0 Aug 23 14:24 hwmon6 -rw-r--r-- 1 root root 4096 Aug 23 16:00 integral_cutoff -rw-r--r-- 1 root root 4096 Aug 23 16:00 k_d -rw-r--r-- 1 root root 4096 Aug 23 16:00 k_i -rw-r--r-- 1 root root 4096 Aug 23 16:00 k_po -rw-r--r-- 1 root root 4096 Aug 23 16:00 k_pu -rw-r--r-- 1 root root 4096 Aug 23 16:00 mode -rw-r--r-- 1 root root 4096 Aug 23 16:00 offset -rw-r--r-- 1 root root 4096 Aug 23 16:00 policy drwxr-xr-x 2 root root 0 Aug 23 15:33 power -rw-r--r-- 1 root root 4096 Aug 23 16:00 slope lrwxrwxrwx 1 root root 0 Aug 23 14:24 subsystem -> ../../../../class/thermal -rw-r--r-- 1 root root 4096 Aug 23 16:00 sustainable_power -r--r--r-- 1 root root 4096 Aug 23 16:00 temp -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_0_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_0_type -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_1_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_1_type -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_2_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_2_type -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_3_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_3_type -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_4_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_4_type -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_5_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_5_type -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_6_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_6_type -rw-r--r-- 1 root root 4096 Aug 23 16:00 trip_point_7_temp -r--r--r-- 1 root root 4096 Aug 23 16:00 trip_point_7_type -r--r--r-- 1 root root 4096 Aug 23 16:00 type -rw-r--r-- 1 root root 4096 Aug 23 14:24 uevent ```