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 AB8EA1D5143 for ; Tue, 14 Jan 2025 19:08:50 +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=1736881730; cv=none; b=aWOD+nwQtByOUrx1aM3OpdIw/myFGHJtUkQUjN0L0iaNjCsEDVhfocfd6rkUbwHeFRkcf2oksqZirwRQDus2rP2AEL+TobEzzyjli3H1Z+4sNUUafOpfXtll5m9DVpwfOYVN8QSh8LMLCFgCw+cekJNDJwSM2eFhuLphoSZ11mU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736881730; c=relaxed/simple; bh=KbulnkEIp/mzrZCpBlZtg16TfPfYuala5KVf7DQLD/A=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=t2i1ovxX9XHOKIGneHWktt9NiXxTfkig+BaJ7tFygXy4+PvyJ0T2oEfMyIWxXz5tTyaHKjF6FWNIv7797ioZEDHlmMpn0OwRC+dKURH0D67O/pXYCp4H1dMe4FFkTu2/pZAHRSsR86x6iv27SVbVxdzLz4pc990MTmT3QBZH2vY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CoDGiNcX; 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="CoDGiNcX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 02FAEC4CEDD; Tue, 14 Jan 2025 19:08:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736881730; bh=KbulnkEIp/mzrZCpBlZtg16TfPfYuala5KVf7DQLD/A=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=CoDGiNcXq5fvDDkC6p7spop/+69OMT3jDnIbzBp90z6TSx4maGSS42KnzVKvvqU6s ticfy/eExY7wgvR9NAaLBi8Q5FM1uguQcY2lD5W+d8StRSK/pseAL021Cuv8Vz+jEm 4wBzXhLS070FrT8jXFFT1s3/mJ59hYV3vQXlqX5OHkvb9qAR4xS/LCc7vLBL3E1QBe TprBss7yZ+WYvVmkmJbu9VSj0YbvISKHXKZnSZUDlHtKRN20MgmHMTjHKz0yGH6PuB 8qt7ZKKcO+hRmfdDADajQtKklY80XvjBtYWsIEovKM5i22KuW/hPKrkjX0e6ssa2P8 S3N7nVMj0K1AQ== Date: Tue, 14 Jan 2025 11:08:49 -0800 From: Jakub Kicinski To: Bonus Cc: Ajit Khaparde , Sriharsha Basavapatna , Somnath Kotur , netdev@vger.kernel.org Subject: Re: be2net: oops due to RCU context switch Message-ID: <20250114110849.0eb0ff2c@kernel.org> In-Reply-To: <515516c7-e6e9-450a-9a74-685a60d64497@bonusplay.pl> References: <515516c7-e6e9-450a-9a74-685a60d64497@bonusplay.pl> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 14 Jan 2025 11:37:36 +0100 Bonus wrote: > I've encountered a regression with kernel 6.12 immediately after > booting. I don't encounter it on 6.6. If required i can try to bisect > it, as it is very easy to reproduce. Hm. Bisection would be helpful. I scrolled back 2 years, I don't see anything very relevant. The driver sees very few changes these days. ndo_bridge_getlink has always been called under RCU.