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 2519213D614 for ; Mon, 1 Jul 2024 12:45:16 +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=1719837917; cv=none; b=b4THOq0ewtI0tzIxiz+Q4SIrjs7suAdY+uOSAt3INxG9ksVzxWmmGUcCAG+9YWQuQMzK2u2Pp0e2dppGqg6zeWUdD5vl8zse3Ep390y7FG8H8uFX3pMTJjymXZpM9ux4NTyShlrlK1FzeQXSmrWjRTcntfsJfFD/baXVHZawmVg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719837917; c=relaxed/simple; bh=QOsLTVwinpN1LVFEuMPk65eKUlZjDpB42b7URqt2h9g=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=aZSOuFfN+T1UC2m4LlADOSj+6Di1T7UybYXC7lsWQMS3/WuM7dKZr4gW4z2koFhrUeGNL0gk5l0NngA2N1usF2UlUnDJZLFV9eB8W00I9zvMEAu4Sh9fB14JVqfbdsTBIgqoz/94oJo14IUrP2ZHQZ+fSvvhvpD4FRa535y2q3U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=FTYUinPb; 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="FTYUinPb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 547FDC116B1; Mon, 1 Jul 2024 12:45:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1719837916; bh=QOsLTVwinpN1LVFEuMPk65eKUlZjDpB42b7URqt2h9g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=FTYUinPbsiSY0HOoFL0Q9LyZ0TKbLuyUMpmIUMUUffN12xCr/rqWxETX0G5ymDS47 UQYjxD1bMiz8PQu03cKHiTSKZdyLhSvVFBRin9TLJ0qjZv7xSY5QjgHTkOuTpthFmA y11SsdmVlmUsYJukF3oGvtDEQxriBo9kyZN0yuV0= Date: Mon, 1 Jul 2024 14:26:03 +0200 From: Greg KH To: Jeff Johnson Cc: stable@vger.kernel.org, Johannes Berg , Kees Cook , Kalle Valo , Koen Vandeputte Subject: Re: Please backport 2ae5c9248e06 ("wifi: mac80211: Use flexible array in struct ieee80211_tim_ie") Message-ID: <2024070120-celestial-economist-32de@gregkh> References: <2024062745-erased-statue-0a01@gregkh> 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: On Thu, Jun 27, 2024 at 07:44:48AM -0700, Jeff Johnson wrote: > On 6/27/2024 12:18 AM, Greg KH wrote: > > On Wed, Jun 26, 2024 at 11:32:22AM -0700, Jeff Johnson wrote: > >> Refer to: > >> https://lore.kernel.org/all/CAPh3n83zb1PwFBFijJKChBqY95zzpYh=2iPf8tmh=YTS6e3xPw@mail.gmail.com/ > > > > Please provide the information in the email, for those of us traveling > > with store-and-forward email systems, links don't always work. > > Apologies. I was trying to be concise, but over did it. > > The issue reported is a splat in 6.6 due to FORTIFY_SOURCE complaining about > access to an "old style" variable array declared with size 1: > u8 virtual_map[1]; > > >> Looks like this should be backported to all LTS kernels where FORTIFY_SOURCE > >> is expected to be enabled. > > > > And where would that exactly be? Have you verified that it will apply > > properly to those unnamed kernel trees? > > I don't know which trees are actively enabling FORTIFY_SOURCE. Since the > report is coming from 6.6, I would expect we should backport at least to there. It does not apply to 6.6.y, sorry, please provide a working backport for any tree you wish to see this applied to. thanks, greg k-h