From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 09ECC1D434E; Wed, 6 Nov 2024 11:22:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730892178; cv=none; b=KVUK7FwJFetGNmH1j9TwRuFIZy6etDV++pfD92eRMhdfUsVyAQ4bdZfHsJGVUBOyOYCjTZ6XKTnC6vU2pCSf0DaL/CV2ugFohcof6uxKO4I3Vk/LZwdqY58WDd7Yt7HazFA7Y8UvRm6KCQIeoZUZskvnjwI+I2zgPO6wv8FPT1g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730892178; c=relaxed/simple; bh=xXiA+fwcm0+kb/0qjLRbZF8bv0p/PuAEplcvU6cxXsw=; h=From:To:Cc:Subject:References:Date:In-Reply-To:Message-ID: MIME-Version:Content-Type; b=LrdbZ/3JeihKxWkezE7QcSZZLo3evM20iQR2PEWF7/NJUJ++LRPfT8kWZr5BqCVa1P7tcYdGZ59OST3GKNNVcL/y5FPvRsU7juPO0Z7QdIQr+a9lixVYnTtPJhOvgAcUqCogeDtBO0gREmoVGN5NcwoPw22dfGezC+jBnZTx5ZA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bB7btOgM; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bB7btOgM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9CB59C4CECD; Wed, 6 Nov 2024 11:22:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1730892177; bh=xXiA+fwcm0+kb/0qjLRbZF8bv0p/PuAEplcvU6cxXsw=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=bB7btOgMImW7cmMrSqlmHFSsYIoU3KRAVoiMSZC976giIFTcG2vaHa0SrQw2kJC38 5eu2zq325MhzhgH7GrM1xDrShGGLHolPFyIuT5Nwgo4FB8rQbE8VdwzZpzMbiJtqvu Ha4dStLkb0m+3Afruwfx3kinFQTwqZlmYsWwDENBm+QnHRIT9wItEgDx3Gm1b5A5Fd uW2V57uFpP+2PNdxv53xuD4G9rdPFtXDnpoVfN9/XmkYTjThAh3hDH9dbaLnLoio0S tKMXWWdRw9mtyPjwEIjTzQWdMUTESOowhuNPum2Gb5yPo2nQbzm4fuywvLtpS/YNLJ oYLHaR3LkX5ug== From: Kalle Valo To: "Alf Marius" Cc: regressions@lists.linux.dev, "Andrii Batyiev" , linux-wireless@vger.kernel.org Subject: Re: [REGRESSION] The iwl4965 driver broke somewhere between 6.10.10 and 6.11.5 (probably 6.11rc) References: <60f752e8-787e-44a8-92ae-48bdfc9b43e7@app.fastmail.com> Date: Wed, 06 Nov 2024 13:22:54 +0200 In-Reply-To: <60f752e8-787e-44a8-92ae-48bdfc9b43e7@app.fastmail.com> (Alf Marius's message of "Tue, 05 Nov 2024 23:47:08 +0100") Message-ID: <87wmhg61yp.fsf@kernel.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain (dropping stable, adding linux-wireless) "Alf Marius" writes: > Hi, > I recently installed Arch Linux on an old laptop (Fujitsu-Siemens AMILO Xi 2550) and noticed that: > > - when booting Linux from the Arch ISO (kernel version 6.10.10) WIFI is working fine > - after installing Arch Linux from the ISO and booting (kernel version 6.11.5) WIFI was not working properly > > By "not working properly" I mean: > downloading small files or installing a few small packages was working > ok, but when downloading larger files or installing larger packages > with lots of dependencies, the connection would gradually slow down > and eventually die. > > I reported this on the Arch Linux forum (https://bbs.archlinux.org/viewtopic.php?pid=2206757) > and some helpful memeber suggested that this might be the commit that broke things: > https://github.com/torvalds/linux/commit/02b682d54598f61cbb7dbb14d98ec1801112b878 > > An Arch Linux packet manager (gromit) helped me debug this issue by building a couple of kernels that I tested. > > - https://pkgbuild.com/\~gromit/linux-bisection-kernels/linux-mainline-6.12rc5-1-x86_64.pkg.tar.zst > - https://pkgbuild.com/\~gromit/linux-bisection-kernels/linux-mainline-6.12rc5-1.1-x86_64.pkg.tar.zst > > The first one didn't work, but the second (in which he reverted the commit linked above) did fix my problem. > So, I guess this commit should be investigated by those in the know. > Thats why I also added Andrii and Kalle to CC as they are listed in the commit message. > > My network controller: Intel corporation PRO/Wireless 4965 AG or AGN [Kedron] Network Connection (rev 61) > Kernel driver in use: iwl4965 > > This is my first kernel bug report, hope I did everything right :) Perfect report, thanks. > I'm ofc willing to help provide more info and debug locally here to help solve this issue. Andrii, any ideas? Unless we can fix this quickly I think we need to revert commit 02b682d5459. #regzbot introduced: 02b682d54598f61cbb7dbb14d98ec1801112b878 ^ -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches