From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 689D6C5519F for ; Wed, 18 Nov 2020 15:03:26 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D79A12472A for ; Wed, 18 Nov 2020 15:03:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Un75pduD"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ti.com header.i=@ti.com header.b="ry8M1VDy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D79A12472A Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=HTy3wQ48WsKaJXdJDTKl5sqZODnv/a7rPooTmIOyca4=; b=Un75pduDJE7OjIzCpPE3q/Y/6 kJ3LiogqU6uJGQoYXo8HbgrpBF3ox6zSICTQUPLiR3nOqlUnZIkxsx6nwPYfGCYNj2D0AT798IaUl oUHNk9mJOeLUDNss3selgSXa+rXGz+1jvyA+5BDceSQstXPdpxGtjaE1cjzAl3bNP3bI39ARvIavB uSoLzKZ7Z4PSis0W/gjDkS9nN7FlufqhFxdlxTkXRxvOD88UJnFEY/oTMC7ECx0oqCdxImhFTb8d0 bPzDJ6ntTY4FLYHvzti3ixxyjgtlDvvHpfIwBbLNo/EN6unHmTpAMFSgQOVhB5XhZRNohR/0BOlGU 1HeUOhYyQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfOyl-0000kW-QC; Wed, 18 Nov 2020 15:02:39 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfOyi-0000jV-SJ for linux-arm-kernel@lists.infradead.org; Wed, 18 Nov 2020 15:02:37 +0000 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 0AIF22VO116792; Wed, 18 Nov 2020 09:02:02 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1605711722; bh=rWpMzBY3yWlur1yTtazbVTURw/ATtp1VKkyOXw91Bj4=; h=Date:From:To:CC:Subject:References:In-Reply-To; b=ry8M1VDyb5KRKxRQ2InLF8zUvU1rC4pB8+s3k3adL3TqlsDZj1f6MsU7mwZUrQOzz OmRwd7jsS6WXKBAIObtCoYBB6ub3EhofMxc6WIDoRppJAFsDuU1KiDS7gL3opqSolp xLytG7+/O2SPL+iz2z/xouIa6M56Iq+ohL5qhZ+Q= Received: from DFLE104.ent.ti.com (dfle104.ent.ti.com [10.64.6.25]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 0AIF229k083984 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 18 Nov 2020 09:02:02 -0600 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Wed, 18 Nov 2020 09:02:01 -0600 Received: from lelv0327.itg.ti.com (10.180.67.183) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Wed, 18 Nov 2020 09:02:01 -0600 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0AIF2170038838; Wed, 18 Nov 2020 09:02:01 -0600 Date: Wed, 18 Nov 2020 09:02:01 -0600 From: Nishanth Menon To: Arnd Bergmann Subject: Re: [arm] BUG: KASAN: slab-out-of-bounds in memcmp+0x30/0x5c Message-ID: <20201118150201.7orvzppzd4rikg3m@shrine> References: <20201117232343.rg37fkacw43matmh@revered> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20171215 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201118_100237_006857_B961FC40 X-CRM114-Status: GOOD ( 17.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ulf Hansson , Arnd Bergmann , Naresh Kamboju , linux-mmc , open list , lkft-triage@lists.linaro.org, Liam Girdwood , linux-mm , Linux-Next Mailing List , Mark Brown , Steven Rostedt , Andrew Morton , Linux-OMAP , Linus Walleij , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 09:14-20201118, Arnd Bergmann wrote: > On Wed, Nov 18, 2020 at 12:24 AM Nishanth Menon wrote: > > On 16:25-20201117, Arnd Bergmann wrote: > > > > Yes, this was indeed a bug that has been around for some time now :( > > > > I tested with a variant of the above (did'nt like that > > oinfo was being assigned an invalid address) > > Boot log: https://pastebin.ubuntu.com/p/nZfz3HF8N6/ (with the same > > config as in the report): Would you prefer to me to send the following > > as a formal patch? > > Awesome, thanks for the new patch and testing it! > > Yes, please send this as a proper patch to have it picked up > into the regulator tree as a bugfix. > > Reported-by: Naresh Kamboju > Reviewed-by: Arnd Bergmann Done. And thanks for the triage, Arnd. https://patchwork.kernel.org/project/linux-omap/patch/20201118145009.10492-1-nm@ti.com/ Naresh, Thanks for reporting the bug. That was an ancient one.. Glad we could find it. -- Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel