From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5FE42C4 for ; Sat, 2 Dec 2023 13:33:05 -0800 (PST) Received: by mail-oo1-f71.google.com with SMTP id 006d021491bc7-587a58f3346so4203598eaf.1 for ; Sat, 02 Dec 2023 13:33:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701552784; x=1702157584; 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=zKqRgYm0AgRjE4xdVrUEcvGqaGktrF3meejJYcgoL68=; b=JWkKsnloJ3t6DULtOKTEGhnO5oKPWdyb7ya8LEecPfxauzqWiG9fdkVZ/XP6TGW+YO b7nEXT5Dbf5qwPEIiNZCZs+cEhSUYc/GAYs+BO3jD8FmMO11lCekMGoE7CEullw3gaH5 1jc3RKgTWAF412Ks/MUi1kt31+glhbPQK3NZxUKjkOyfjxt1aoPoBV0Vg7wLDQUThFOX RKDh9RqFeSePjoL0LUeuRGmrvu49oHL2xo4e7wFUaDPrQx8kvDrm+EsiX6NF1SkW9ZmH 5EP2487wjAqgkev0hmtGCxOJtw1TWM3RG5j//CHYBuFgWhu70i8/Ac8UW9TQOx0djvbQ 2+0Q== X-Gm-Message-State: AOJu0YzkKmmhbR/KQgupLkupA0Fwb62uF11FXDHQht11RSCQcUyk47kO Uvzt/pzTMkhSNrlO+uSBs94oSEuUcRxAXqLCi+lFC65SCKu0 X-Google-Smtp-Source: AGHT+IFqucHa4qMk8RwcwCv8DbQzN4BAF0j4cNTlp1+iRF4gCgFVtyQXoYcZ5tycjVuxqOzZsBm5nFDyG77vYxFKL9qzpSe1l8Zl Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a4a:b243:0:b0:58d:6882:9000 with SMTP id i3-20020a4ab243000000b0058d68829000mr1032039ooo.0.1701552784595; Sat, 02 Dec 2023 13:33:04 -0800 (PST) Date: Sat, 02 Dec 2023 13:33:04 -0800 In-Reply-To: <000000000000f0bfe70605025941@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004ae32c060b8da1dc@google.com> Subject: Re: [syzbot] [gfs2?] kernel BUG in gfs2_quota_cleanup From: syzbot To: agruenba@redhat.com, eadavis@qq.com, gfs2@lists.linux.dev, juntong.deng@outlook.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, rpeterso@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit bdcb8aa434c6d36b5c215d02a9ef07551be25a37 Author: Juntong Deng Date: Sun Oct 29 21:10:06 2023 +0000 gfs2: Fix slab-use-after-free in gfs2_qd_dealloc bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=169c7b52e80000 start commit: 994d5c58e50e Merge tag 'hardening-v6.7-rc4' of git://git.k.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=159c7b52e80000 console output: https://syzkaller.appspot.com/x/log.txt?x=119c7b52e80000 kernel config: https://syzkaller.appspot.com/x/.config?x=c2c74446ab4f0028 dashboard link: https://syzkaller.appspot.com/bug?extid=3b6e67ac2b646da57862 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1268c086e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=164b3faae80000 Reported-by: syzbot+3b6e67ac2b646da57862@syzkaller.appspotmail.com Fixes: bdcb8aa434c6 ("gfs2: Fix slab-use-after-free in gfs2_qd_dealloc") For information about bisection process see: https://goo.gl/tpsmEJ#bisection