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[2620:137:e000::1:20]) by mx.google.com with ESMTP id c17-20020a170903235100b00192ff55301csi22629849plh.519.2023.01.13.12.49.21; Fri, 13 Jan 2023 12:49:30 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=vHPh3WmT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230300AbjAMUah (ORCPT + 54 others); Fri, 13 Jan 2023 15:30:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229813AbjAMUae (ORCPT ); Fri, 13 Jan 2023 15:30:34 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5A0CCF580; Fri, 13 Jan 2023 12:30:33 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 014F162323; Fri, 13 Jan 2023 20:30:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3BE60C433D2; Fri, 13 Jan 2023 20:30:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673641832; bh=ZKBKtD9F64Mm7IQ2EpI4uviTsyGYvqtzNM7Rwk6Om+M=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=vHPh3WmTeCuNCbqzo5Qkv9i6xYBjdliGBhu3g56lE3E9rug4UjRZdKOv8dD2RvG74 7M4C+/Np1NRvxpNyRB05orEyL5oZo7pSdWbIASx3OF+yQcJoBLlvfsUhVjBomFLYJR d8Xb1/vpxk/fRFBZec3lqGzwXIoRq9W0etbTvqDECYLbmxgucSVvZCD8PpjcH+U0ff RWSp8je68ef2SV2uPz4G6gC4dZo1o6p9QztUNiHmx0tqzXeybEukXQtH7JX36pQsUQ dsG1eJ4ndoWUZ/frYYdpNcKkryU6RQBeXlYfJWICBUZP5LmmXPAsQb6jsqgk8rI4sP 1C+ccoEbLQxwA== Date: Fri, 13 Jan 2023 20:30:26 +0000 From: Mark Brown To: Matthew Wilcox Cc: Naresh Kamboju , open list , Linux-Next Mailing List , lkft-triage@lists.linaro.org, regressions@lists.linux.dev, Kefeng Wang , Andrew Morton , Arnd Bergmann , Anders Roxell Subject: Re: next: BUG: kernel NULL pointer dereference, address: 0000000000000008 - RIP: 0010:do_wp_page Message-ID: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="bxEJuMAsFGomarQ4" Content-Disposition: inline In-Reply-To: X-Cookie: I know how to do SPECIAL EFFECTS!! X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --bxEJuMAsFGomarQ4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Jan 13, 2023 at 07:54:20PM +0000, Matthew Wilcox wrote: > On Fri, Jan 13, 2023 at 07:43:58PM +0000, Mark Brown wrote: > > On Fri, Jan 13, 2023 at 03:53:44PM +0000, Matthew Wilcox wrote: > > > Uh, are you compiling your kernels without debuginfo? The results > > > from syzbot & 0day are much more useful: > > FWIW here's a decode from arm64 (the boards I sampled all looked very > > similar): > We've identified the bad commit now ... this thread is just about > improving the process for next time ;-) Ah, OK - I missed that thread. --bxEJuMAsFGomarQ4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmPBv2IACgkQJNaLcl1U h9ByiAf9HOJILf7LMpdFqRf91m/yZLVnOEqBaQrsTKyLAQtzu0cDOZ6ZXi2+eBU1 qbUt+Knn9DGxYnfKjLsQ0XWYRwNV9LeJivIAYMhWVCDDaSi78JCzBWauJb9VMVre zLRrrMHb3CuBkn/WBLr24/O3wjdNJQmJqqj0pN72Z5fPGh7YdFjKt5WO3XA890TN xVRtGUda9doWiJ6T61QJ2vDYZE9l9pGO4kgNG5NLq+momwP87HdvGGVobWq3COF7 4/w5KFB0Kf80p3eroSnLPzqORklA3A/rf0eEwSUNx4GdBL5V/LSMwrRg1ZzI7ncN Xib1OKQErB9UcjlHH/2e/kfLN7bLbA== =0P7x -----END PGP SIGNATURE----- --bxEJuMAsFGomarQ4--