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 48EB22FCBF1; Thu, 14 Aug 2025 13:57:58 +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=1755179879; cv=none; b=uA2iLeqi1j1dHwUPoVQ8A9hlmsWm0pDz29o0qUpmntv3+RgUhXehtMGRtLx9eG8WuxjmhxAgLhDV9gXB8x7k64HDqlJ6wymG5dvGo5nrQE8zDHLr+ZBV60pdvfwpu8E/qD30Lkmv+PKwqPuXRPhgkBxT5z24nW+1CD5AJ6TITbA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755179879; c=relaxed/simple; bh=00L8Plgo1muOZEE6yX/bScl7169HxigOb92OdTXvj6A=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=E6XUKk20mP730bi1OnMzMmGXTJX6a7OXpYA6/4+4iJ14WGEj24FinjcV75I4ooE2/sDyTESvrDum0Av4RripQi0LVJ/POJvJIWyk4rUs4T9Egb3kWDJrYLf/a1tRs6V5PILCtAnwo8MokXptIQF4zn9sRz98Z3msK2b+RVy+O6M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=a1S3lmav; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="a1S3lmav" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 196A2C4CEED; Thu, 14 Aug 2025 13:57:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755179878; bh=00L8Plgo1muOZEE6yX/bScl7169HxigOb92OdTXvj6A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=a1S3lmavTCmHq0GuVZEGqSDcHNBd1421699LqSu1KFIhCZ74Wi7CiX1c8+vYB5s4t NRxg7Kjxc9//LG6eKfDzCB4nmwT9bsRVyX9pvf3Y2XvkxAXC3YM8msbKJ7lx5W/GZR fDt20911pdG30fQfPQ79NtdZNSf8jlTbzFLkd6SU= Date: Thu, 14 Aug 2025 15:57:55 +0200 From: Greg KH To: Julian Taylor Cc: patchwork-bot+netdevbpf@kernel.org, Fedor Pchelkin , davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, kuniyu@google.com, edumazet@google.com, horms@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, lvc-project@linuxtesting.org, stable@vger.kernel.org Subject: Re: [PATCH net] netlink: avoid infinite retry looping in netlink_unicast() Message-ID: <2025081422-monetize-ferocity-fe28@gregkh> References: <20250728080727.255138-1-pchelkin@ispras.ru> <175392900576.2584771.4406793154439387342.git-patchwork-notify@kernel.org> <9fa0c0ea-9c5d-4039-856f-222486283a3c@1und1.de> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9fa0c0ea-9c5d-4039-856f-222486283a3c@1und1.de> On Thu, Aug 14, 2025 at 02:51:27PM +0200, Julian Taylor wrote: > > On 31.07.25 04:30, patchwork-bot+netdevbpf@kernel.org wrote: > > Hello: > > > > This patch was applied to netdev/net.git (main) > > by Jakub Kicinski : > > > > On Mon, 28 Jul 2025 11:06:47 +0300 you wrote: > > > netlink_attachskb() checks for the socket's read memory allocation > > > constraints. Firstly, it has: > > > > > > rmem < READ_ONCE(sk->sk_rcvbuf) > > > > > > to check if the just increased rmem value fits into the socket's receive > > > buffer. If not, it proceeds and tries to wait for the memory under: > > > > > > [...] > > > > Here is the summary with links: > > - [net] netlink: avoid infinite retry looping in netlink_unicast() > > https://git.kernel.org/netdev/net/c/759dfc7d04ba > > > > You are awesome, thank you! > > hello, > as far as I can tell this patch has not made it to the 6.1 stable tree yet in the 6.1.148 review yet: > https://www.spinics.net/lists/stable/msg866199.html Please use lore.kernel.org links. > As this seems to be causing issues in distributions releasing 6.1.147 can this still be added to the next possible stable release? > See following issues in relation to loading audit rules which seems to trigger the fixed bug: > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1111017 > https://github.com/amazonlinux/amazon-linux-2023/issues/988 > > I have tested this patch solves the problem in the Debian bookworm using 6.1.x What is the git commit id of this patch in Linus's tree? thanks, greg k-h