From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from wp530.webpack.hosteurope.de (wp530.webpack.hosteurope.de [80.237.130.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D1B5CC952 for ; Tue, 21 Mar 2023 14:40:28 +0000 (UTC) Received: from [2a02:8108:8980:2478:8cde:aa2c:f324:937e]; authenticated by wp530.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) id 1pedA2-00073p-N4; Tue, 21 Mar 2023 15:40:26 +0100 Message-ID: Date: Tue, 21 Mar 2023 15:40:26 +0100 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: kernel error at led trigger "phy0tpt" Content-Language: en-US, de-DE To: Tobias Dahms , stable@vger.kernel.org, regressions@lists.linux.dev Cc: linux-wireless@vger.kernel.org, linux-leds@vger.kernel.org References: <91feceb2-0df4-19b9-5ffa-d37e3d344fdf@web.de> From: "Linux regression tracking (Thorsten Leemhuis)" In-Reply-To: <91feceb2-0df4-19b9-5ffa-d37e3d344fdf@web.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;regressions@leemhuis.info;1679409628;96fd1984; X-HE-SMSGID: 1pedA2-00073p-N4 On 20.03.23 20:44, Tobias Dahms wrote: > Hello, > > since some kernel versions I get a kernel errror while setting led > trigger to phy0tpt. > > command to reproduce: > echo phy0tpt > /sys/class/leds/bpi-r2\:isink\:blue/trigger > > same trigger, other led location => no error: > echo phy0tpt > /sys/class/leds/bpi-r2\:pio\:blue/trigger > > other trigger, same led location => no error: > echo phy0tx > /sys/class/leds/bpi-r2\:isink\:blue/trigger > > last good kernel: > bpi-r2 5.19.17-bpi-r2 > > error at kernel versions: > bpi-r2 6.0.19-bpi-r2 > up to > bpi-r2 6.3.0-rc1-bpi-r2+ Thx for the report. "5.19.17-bpi-r2" sounds like a vendor kernel. Is that one that is vanilla or at least close to vanilla? If not, you'll have to report this to your kernel vendor. If not: could you try to bisect this? > wireless lan card: > 01:00.0 Network controller: MEDIATEK Corp. MT7612E 802.11acbgn PCI > Express Wireless Network Adapter > > distribution: > Arch-Linux-ARM (with vanilla kernel instead of original distribution > kernel) > > board: > BananaPi-R2 Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat) -- Everything you wanna know about Linux kernel regression tracking: https://linux-regtracking.leemhuis.info/about/#tldr If I did something stupid, please tell me, as explained on that page.