From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [78.32.30.218]) (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 A06A51DDF1 for ; Sat, 30 Mar 2024 18:36:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=78.32.30.218 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711823778; cv=none; b=IQUCuiy1cgQnruHkF6th9ByMoh0Mc1KWEWTNrNcGs8u8OV1z9V7AcOtTTVQestArI5EA2q7djV7A2+CRZjD9iLWHsVHgPNyXcqpGKOVkYjBYrOM8hV+7MWx6zjLXavtgdkqSvvQeGvZFsmeb6OmSOvlXt02fqTLoP6yDcgH6vGA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711823778; c=relaxed/simple; bh=1dB4kBpqrBLoSXGxvdKY7oNYWzcWIPwsp+ktfILbU8c=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SHzo3rCN/gqgNWEFLzvbl1LuLD/OuQrpaa7AjKrMkPaogpoEc4rt7uQ0iTY7yzTA86PfVJjtFbelW02VcFPmi0RCXocrEvHG6Cinx9J0aAFVxUTVRan8eadYpNZL7oONlCE1TJ/M68qF/RwFMUKpYGDFSOyBUC8y8vH3eMwgRSA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk; spf=none smtp.mailfrom=armlinux.org.uk; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b=KnWNOYYg; arc=none smtp.client-ip=78.32.30.218 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="KnWNOYYg" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=ujY+2Fajyw/i8qIuOZQSTD217NXANw6Wgvcz9uBaBAs=; b=KnWNOYYg/5X275Y16WxV/bQOIg UXk+SD/WrPBzNWj/iByXWth5ghvY+B8EbPAx7oumvOuzuDpaV+TnegQ3sUAJkTnVzqCI00+nBmiL9 k5NAQFWxw+MxIRYRGaRv2+BNRh7WZ3pm5cWyyZXr0cLjYJJv7QpSYV6IOzafGpHeS7F484kPlr2Bm UlmmnmXFQwafs/3sEFoKz5GHFlCSNEngJsaDgCBQW+2nbWnmsu1A6lDZFqylUkW+4Q23qYqbypS7W 1AgjR8ZQtNqXOICdgR+FAnbvhxAz8g0U6SxsgApbMHAIsR0Aaps9SNK/NguUVF0h1O+zhD2czrXoU NaTZWMag==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:59452) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1rqdYl-000387-35; Sat, 30 Mar 2024 18:36:08 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1rqdYi-0003rl-38; Sat, 30 Mar 2024 18:36:04 +0000 Date: Sat, 30 Mar 2024 18:36:03 +0000 From: "Russell King (Oracle)" To: Boy Wu =?utf-8?B?KOWQs+WLg+iqvCk=?= Cc: "matthias.bgg@gmail.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-mediatek@lists.infradead.org" , "kasan-dev@googlegroups.com" , "angelogioacchino.delregno@collabora.com" , "linux-mm@kvack.org" Subject: Re: [PATCH] arm: kasan: clear stale stack poison Message-ID: References: <20231222022741.8223-1-boy.wu@mediatek.com> <6837adc26ed09b9acd6a2239a14014cd3f16c87c.camel@mediatek.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <6837adc26ed09b9acd6a2239a14014cd3f16c87c.camel@mediatek.com> Sender: Russell King (Oracle) On Fri, Mar 29, 2024 at 03:17:39AM +0000, Boy Wu (吳勃誼) wrote: > Hi Russell: > > Kingly ping I'm afraid I know nowt about KASAN. It was added to ARM32 by others. I've no idea whether this is correct or not. Can we get someone who knows KASAN to review this? -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!