From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f72.google.com (mail-oo1-f72.google.com [209.85.161.72]) (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 918AD3FDC1E for ; Mon, 18 May 2026 12:14:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779106447; cv=none; b=UL/qWDvg4bhMcCJyjH9zOtHL35N/EMSQT6yNBMI811RGBLAFDnc3xxCyxYO3r//DYdI8xVpeAlBxHDPKquux6XZMNXnOZb0JH5IThB7K02POrOhqj/03PZfPwuGpc3U7bZXPzVWiFTEqwJJpZZHd7/Zphwm0X5BWsukxer6nPn4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779106447; c=relaxed/simple; bh=Oe+KopmjrsJW9uUTslO+Y7DFZOSIwgGrzhkTX0+FoUM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=ju/Zd64O+bevaVV/1RQMtZz6rElSFYJBk+QRBEKdwlYI666vyXqzFRHJwdw/+nRshqXr01rOvTEhTd5oC19Nkf5MXXQnYNB8GaFM5nkolLwUfnAf9Zw49PcNAKpgA+DdSzR3AalGDw1Q/szuxvKA9Zst6pg1rX+Hmxdyc1i6Y4Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.161.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oo1-f72.google.com with SMTP id 006d021491bc7-6949742b3ebso4827515eaf.3 for ; Mon, 18 May 2026 05:14:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779106444; x=1779711244; 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=ZQzL9WIf+PrKxUr5fl+NpCe3YhNDLkQAnXZCmGdZ4CA=; b=KG4tb95/7fad6gyl0O+WEeLNKrUIYMZPdABli2CkJ9+hANFSeqyu6C+FfsEpYzMSYu wGIaV/S++Kdv9ZrTHXZ4aL/JXzI/njg8SAxyIIFEQrV8XAEsCz7jAlSoND5Sca6Mhpu1 GyhJ91U+lErjX97abz5z9MR/1hgZ19v7nbUUovtrP8ht4y+OrugodNAlSRxTTobVN5jL RTVfpe/UY7EkT2yJxIp/yFLaFyVHekod/LaV5jIpQ3K8eKqJK6LIFHVQUVrPvTOmOvE5 eHaZDy4vY1rKJYSTLAI0TMsGE7PIyWQStZE9W+CqV8gCd65u7CSlQuihBttGrDm0fvXF f2eQ== X-Gm-Message-State: AOJu0Yxi0OL6ILwOTD4CbXPQLgCnLkqbX7V5ufZVkQaZY0asexIZYvJY D9gWDZdeM9AFHLMEWsarRwhntPZOJBmcHEZA26erX+Te/2IBSs/w5Mpt9KRUWPoeGH/MNlSCUv1 HYEL4tfe9fh4tyqz10P7O5ad8zSHE5D7/YEtOpkuc5Lz8jhZ8WFzf6+SqBwk= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:221e:b0:69b:b53e:c57f with SMTP id 006d021491bc7-69c9436fa94mr9814041eaf.31.1779106444503; Mon, 18 May 2026 05:14:04 -0700 (PDT) Date: Mon, 18 May 2026 05:14:04 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a0b028c.170a0220.c0e34.0004.GAE@google.com> Subject: Re: [syzbot] [media?] KASAN: slab-use-after-free Read in dvb_frontend_open From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, yun.zhou@windriver.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+40339ea82afa8184ad5d@syzkaller.appspotmail.com Tested-by: syzbot+40339ea82afa8184ad5d@syzkaller.appspotmail.com Tested on: commit: 5cbb61bf arm64/fpsimd: ptrace: zero target's fpsimd_st.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=1783102e580000 kernel config: https://syzkaller.appspot.com/x/.config?x=a834c6344141a58b dashboard link: https://syzkaller.appspot.com/bug?extid=40339ea82afa8184ad5d compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8 userspace arch: arm64 patch: https://syzkaller.appspot.com/x/patch.diff?x=1061a950580000 Note: testing is done by a robot and is best-effort only.