From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C4916192 for ; Mon, 6 Feb 2023 20:31:18 +0000 (UTC) Received: by mail-il1-f199.google.com with SMTP id i23-20020a056e021d1700b003111192e89aso8866735ila.10 for ; Mon, 06 Feb 2023 12:31:18 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=lcUfKfT8kk091mUeNDNyNXV+W/bZwlZUrmiavyzWKVE=; b=qQRoeITELaQfQB7UKxj9AsHTMlCOPA8pmHWdgEKN7LFk8gfLJUKs0HOGXiOwgDmorm gwKOuphLp8C89vzVe+/BwKKo/N4aaMZTvvm3D0pb5W6wZN/jV5xoHReTkmPNZEK9L/tW HyHadIVWxFwl0xsriTScHQXYc1hf0GsiNRpXixb+qao53BJ8QRn34BcK6NdP5/yIa7qG BUXamvkYoK5KAOKQ3uW8QoaNu1Ut2idGGxaAWh3aSi9oxnyxGwmbI7FYrG/L2IeOLQHm cpR6y3PqSQ5aUVxO65arTReHnGLbepl/N+DPOJPm+HnkUj4O5vpyN43aLhZcgHCJvG8f Uy7w== X-Gm-Message-State: AO0yUKWBeg/tVuRcxe4tM5QPgRmc7WZbYZhWblpY35jb/L+7Q+9jsWHK zAhz4u3r7dfYRh65jj0eynf1THCyTtRwMOy6Hng2fm7lycsp X-Google-Smtp-Source: AK7set/lIX/2jgf1OGRtFFrJw0DWyiffr52+TS2tT4qR8HmxfNuUDQY4i9GdUbMVWehVVSEfF9bkQInUujE4DKrS6Qceu8NmbEmm Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a02:cccb:0:b0:3b1:acaf:d5b2 with SMTP id k11-20020a02cccb000000b003b1acafd5b2mr168551jaq.98.1675715477927; Mon, 06 Feb 2023 12:31:17 -0800 (PST) Date: Mon, 06 Feb 2023 12:31:17 -0800 In-Reply-To: <000000000000269f9a05f02be9d8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ce7ebf05f40de992@google.com> Subject: Re: [syzbot] KASAN: slab-out-of-bounds Write in copy_verifier_state From: syzbot To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, haoluo@google.com, hawk@kernel.org, john.fastabend@gmail.com, jolsa@kernel.org, keescook@chromium.org, kpsingh@kernel.org, kuba@kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, martin.lau@linux.dev, nathan@kernel.org, ndesaulniers@google.com, netdev@vger.kernel.org, sdf@google.com, song@kernel.org, syzkaller-bugs@googlegroups.com, trix@redhat.com, v4bel@theori.io, yhs@fb.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 45435d8da71f9f3e6860e6e6ea9667b6ec17ec64 Author: Kees Cook Date: Fri Dec 23 18:28:44 2022 +0000 bpf: Always use maximal size for copy_array() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14c62f23480000 start commit: 041fae9c105a Merge tag 'f2fs-for-6.2-rc1' of git://git.ker.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=e2f3d9d232a3cac5 dashboard link: https://syzkaller.appspot.com/bug?extid=59af7bf76d795311da8c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1650d477880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1305f993880000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: bpf: Always use maximal size for copy_array() For information about bisection process see: https://goo.gl/tpsmEJ#bisection