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[2620:137:e000::1:20]) by mx.google.com with ESMTP id v21-20020a17090a521500b00230a8355ff1si2744622pjh.181.2023.05.17.17.14.26; Wed, 17 May 2023 17:14:39 -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 S229779AbjERAGa (ORCPT + 99 others); Wed, 17 May 2023 20:06:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229770AbjERAG2 (ORCPT ); Wed, 17 May 2023 20:06:28 -0400 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 82E70DB for ; Wed, 17 May 2023 17:06:26 -0700 (PDT) Received: by mail-io1-f69.google.com with SMTP id ca18e2360f4ac-7606e3c6c8aso91971039f.2 for ; Wed, 17 May 2023 17:06:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684368385; x=1686960385; 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=JoMoqXQ0K9ottZ20H37Za5eMXtoOXhgZyhPciqIVH40=; b=ElRtFPs+TRjTybkz63ARQT28CroHY+KZHB5Ho9rz9NiWUJtMw9cjye+DXHLm+FPmF1 IocSUjqoswzJwhFscvUpn19PBLmEQ4IF8mz05RodjZfX4vhhE6UX/zWuf883eSJOgR0r c0IVBBlTwlHtpSq6d/1+TO/sxvlajJ9yvePE5C8fjeLsbFGMz9lSsRN+h8OcQwAZRIZ0 0s2s8APzH0oKyvxVoPjymcQxf3rA7clVnliITCU6EWBG4Z6so6L5BOECR44ZFWDiZQ9I cNhxqUrChYwt6caSiUKogUlRTy8h2hhD0TUXjEsy+cYsUZSbhWh7kPqF0D0IesIeYFv0 tZUQ== X-Gm-Message-State: AC+VfDxPrfwsmNudGco+AQ3mWY9JE7O480WlCfy8OpA1bzVIouHyWNGW amtCcKOBPi2rmoDK+B51UlhoUP2LARadY6gW5Idp9oaoYruT MIME-Version: 1.0 X-Received: by 2002:a5e:db04:0:b0:76f:d7c2:aa54 with SMTP id q4-20020a5edb04000000b0076fd7c2aa54mr3866659iop.1.1684368385810; Wed, 17 May 2023 17:06:25 -0700 (PDT) Date: Wed, 17 May 2023 17:06:25 -0700 In-Reply-To: <000000000000d03b0805fbe71d55@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004ea77505fbec93b6@google.com> Subject: Re: [syzbot] [erofs?] general protection fault in erofs_bread (2) From: syzbot To: chao@kernel.org, hsiangkao@linux.alibaba.com, huyue2@coolpad.com, jefflexu@linux.alibaba.com, linux-erofs@lists.ozlabs.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, xiang@kernel.org 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 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 has bisected this issue to: commit 6a318ccd7e083729cbcdbd174d7070f6b7d24130 Author: Jingbo Xu Date: Fri Apr 7 22:28:08 2023 +0000 erofs: enable long extended attribute name prefixes bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=159afed9280000 start commit: f1fcbaa18b28 Linux 6.4-rc2 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=179afed9280000 console output: https://syzkaller.appspot.com/x/log.txt?x=139afed9280000 kernel config: https://syzkaller.appspot.com/x/.config?x=6beb6ffe4f59ef2a dashboard link: https://syzkaller.appspot.com/bug?extid=bbb353775d51424087f2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13dd834e280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=167ef106280000 Reported-by: syzbot+bbb353775d51424087f2@syzkaller.appspotmail.com Fixes: 6a318ccd7e08 ("erofs: enable long extended attribute name prefixes") For information about bisection process see: https://goo.gl/tpsmEJ#bisection