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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 CC: Naresh Kamboju , Linux ARM , Linux-Next Mailing List , open list , linux-mm , , linux-mmc , Linus Walleij , Arnd Bergmann , Andrew Morton , Steven Rostedt , Ulf Hansson , Linux-OMAP , Liam Girdwood , Mark Brown 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-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20171215 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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