Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751326AbdH1Mqb (ORCPT ); Mon, 28 Aug 2017 08:46:31 -0400 Received: from mx2.suse.de ([195.135.220.15]:49642 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751177AbdH1Mqa (ORCPT ); Mon, 28 Aug 2017 08:46:30 -0400 Subject: Re: WARNING: CPU: 3 PID: 2952 at drivers/base/firmware_class.c:1225 _request_firmware+0x329/0x890 From: Vlastimil Babka To: Richard Weinberger , Marcel Holtmann Cc: Greg Kroah-Hartman , kernel list , "Gustavo F. Padovan" , Johan Hedberg , linux-bluetooth@vger.kernel.org References: <2237498.dXpkGoRScD@blindfold> <25498655.5hsXaGAV9U@blindfold> <0df95753-038b-42bd-c6d5-091d7d5bd741@suse.cz> Message-ID: <31bd1615-7b0a-dc94-8795-f9cca2f74d35@suse.cz> Date: Mon, 28 Aug 2017 14:45:26 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: <0df95753-038b-42bd-c6d5-091d7d5bd741@suse.cz> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1853 Lines: 47 On 08/28/2017 01:50 PM, Vlastimil Babka wrote: > On 08/15/2017 01:41 PM, Richard Weinberger wrote: >> Marcel, >> >> Am Dienstag, 15. August 2017, 12:22:27 CEST schrieb Marcel Holtmann: >>>> Is this known? >>> >>> It is not known, but it is also unclear why this happens. Basically the card >>> looses power and thus ends up in bootloader mode. >>> >> >> Hm, maybe a BIOS issue? > > Same here on a T460, also happens on resume from suspend to RAM. Looks > like a regression though. First instance I found in the logs is from > 4.13-rc2. Looks like previously I've been running 4.11, and managed to > skip 4.12 on this laptop. Can check 4.12, though. Yep, seems to work on 4.12.8, this after resume: [ 178.837204] PM: Finishing wakeup. [ 178.837207] OOM killer enabled. [ 178.837211] Restarting tasks ... done. [ 178.844792] thermal thermal_zone3: failed to read out thermal zone (-5) [ 178.849009] [drm] RC6 on [ 178.851064] Bluetooth: hci0: Bootloader revision 0.0 build 2 week 52 2014 [ 178.858072] Bluetooth: hci0: Device revision is 5 [ 178.858076] Bluetooth: hci0: Secure boot is enabled [ 178.858077] Bluetooth: hci0: OTP lock is enabled [ 178.858078] Bluetooth: hci0: API lock is enabled [ 178.858078] Bluetooth: hci0: Debug lock is disabled [ 178.858079] Bluetooth: hci0: Minimum firmware build 1 week 10 2014 [ 178.858082] Bluetooth: hci0: Found device firmware: intel/ibt-11-5.sfi ... [ 180.402942] Bluetooth: hci0: Waiting for firmware download to complete [ 180.403039] Bluetooth: hci0: Firmware loaded in 1516730 usecs [ 180.403048] Bluetooth: hci0: Waiting for device to boot [ 180.414070] Bluetooth: hci0: Device booted in 10769 usecs [ 180.414074] Bluetooth: hci0: Found Intel DDC parameters: intel/ibt-11-5.ddc [ 180.418111] Bluetooth: hci0: Applying Intel DDC parameters completed >> Thanks, >> //richard >> >