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[2620:137:e000::1:20]) by mx.google.com with ESMTP id s24-20020aa7cb18000000b0050bd191f4f1si3452052edt.32.2023.06.13.12.42.51; Tue, 13 Jun 2023 12:43:16 -0700 (PDT) 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; 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=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237129AbjFMTXx (ORCPT + 99 others); Tue, 13 Jun 2023 15:23:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60450 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240610AbjFMTXm (ORCPT ); Tue, 13 Jun 2023 15:23:42 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B97661BEE for ; Tue, 13 Jun 2023 12:23:34 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id e9e14a558f8ab-33b88241696so64956745ab.1 for ; Tue, 13 Jun 2023 12:23:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686684214; x=1689276214; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=EWR0nHL39obXZ4tJlQ5WVdz7nMKP7k+coo8SdN3K02E=; b=kB9IQFG82MpXjPDLPpGQfo2aQJpwPfUEnPxz2woE1vYwkjfprw0IhND1xoeK35ipOu Arbuq/ZZ0zpb7qdbna0z6jREEe4OYYE8rSjCGIOinrufn1c3yNJ22b3WvFOmDi61gGZX cMyEiLDQYmJVK2qk37sNvgd+XzYbVdr3B6tcnQ4Y7zSrC+PZi//nXMud7n6gZWq0PKWJ i5pgdfa3ToejvZXZ3EvcW2BSDNeD4xXrdCu041Ny/Pg5ZXYmkLiCdSwAySPsC6eXB1p3 g8OHFA8fGEcMMQ+8oluylx9wDdEmBq+cCMznQS0sHTG3Qr0BqCT7PRtVyISTZuKyJdvk wnJA== X-Gm-Message-State: AC+VfDzXrL2RhrEQNMI20TNOQzBsEKf0mo8Z13q5a810rPjzJV0Ygp1+ pYVnCQMeF/n+SxyErHpiDfOULx9PHrrO8/5QVMTRNg1eKlRK MIME-Version: 1.0 X-Received: by 2002:a92:c948:0:b0:33e:7b40:18bd with SMTP id i8-20020a92c948000000b0033e7b4018bdmr5844858ilq.5.1686684214063; Tue, 13 Jun 2023 12:23:34 -0700 (PDT) Date: Tue, 13 Jun 2023 12:23:34 -0700 In-Reply-To: <000000000000fe7dd005cc2d77c0@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006d819905fe07c52f@google.com> Subject: Re: [syzbot] kernel BUG in vmf_insert_pfn_prot From: syzbot To: airlied@gmail.com, airlied@linux.ie, christian.koenig@amd.com, daniel.vetter@ffwll.ch, daniel.vetter@intel.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org, javierm@redhat.com, linaro-mm-sig-owner@lists.linaro.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, suijingfeng@loongson.cn, sumit.semwal@linaro.org, syzkaller-bugs@googlegroups.com, tzimmermann@suse.de, zackr@vmware.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=no 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 syzbot suspects this issue was fixed by commit: commit a5b44c4adb1699661d22e5152fb26885f30a2e4c Author: Thomas Zimmermann Date: Mon Mar 20 15:07:44 2023 +0000 drm/fbdev-generic: Always use shadow buffering bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1025ee07280000 start commit: 0326074ff465 Merge tag 'net-next-6.1' of git://git.kernel... git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=d323d85b1f8a4ed7 dashboard link: https://syzkaller.appspot.com/bug?extid=2d4f8693f438d2bd4bdb syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14fd1182880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17567514880000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: drm/fbdev-generic: Always use shadow buffering For information about bisection process see: https://goo.gl/tpsmEJ#bisection