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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5996FC7EE22 for ; Thu, 18 May 2023 00:06:38 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4QM9Hw2jZKz3f87 for ; Thu, 18 May 2023 10:06:36 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com (client-ip=209.85.166.70; helo=mail-io1-f70.google.com; envelope-from=3awxlzakbajgkqrc2dd6j2hha5.8gg8d6mk6j4gfl6fl.4ge@m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com; receiver=) Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4QM9Hp1dkRz3drM for ; Thu, 18 May 2023 10:06:28 +1000 (AEST) Received: by mail-io1-f70.google.com with SMTP id ca18e2360f4ac-76c27782e30so92175739f.3 for ; Wed, 17 May 2023 17:06:28 -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=CJlP41p54Ek/tsUmuN18IbGvCJ5au06+efnsQL0FG92QCnHVAwwjX5RAUtw4xoSk74 5AD4mDSqxdDPX1kCnj5zVEafDr6RYe4KYkkOVVC9Cg/tOjEVTmdvwVBTDBioAI7vgEhJ OwVtAk/s8fxg7wpr3pD4R8LyZeP3dXNTRq03Y9VbZt9Q3Hs4DRfgtGqkY89xr9WZE3pr cLR3rwhfKIWEItumcsgnIZq8WFhNpSpWfVmDjuiedjlXT05Ewm8HqIlSq6T7HKVa3MKj h+rZSlspsBNeTrTwMyGJJu6NrA0yFuHf0wheMh6x5CyleOa/pgxADoyOlJGXEC6+m44K wHDA== X-Gm-Message-State: AC+VfDwwobHtTq4I+OqAbJ/aVFMDbO8OGlG7RYYXDz/sH/o+U6Agi+bs 42m+S0zwH4m9p5xMo8baqmhQJnSpa0YHEUc6Dhso1txSxeVw X-Google-Smtp-Source: ACHHUZ6DNGJMApeEtlCbWYZKgYUwbD77h7Sl32mT1FuFXMAbv1g8H2Rp/h6l/JOhvlYQ3m90Yo89xTWn99FpYmbgBWBt1f8GKVyH 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-BeenThere: linux-erofs@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development of Linux EROFS file system List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Sender: "Linux-erofs" 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