From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f199.google.com (mail-oi1-f199.google.com [209.85.167.199]) (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 1CEA8497B7C for ; Mon, 19 Oct 2026 08:44:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792399445; cv=none; b=i60zktWqsoU9cw+nkpvSBHafwkBFKl9/eVI3q6el01ytGowbrj9dUuNGZ1rZajwt4hQwpz7dqiM9Mxx8x/gQ9ZhhXvLk95urx0d3NCU0CDl1IODpRrCfWVvWGL8+8mlZSHLlU6Nun1LEBKJP9bV7HkN8r7MKDmypGiE7uM2cPMA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792399445; c=relaxed/simple; bh=mKW/5WFafnSCxCWOxMNDUMe+POzWRfOIpZ/uReCQNss=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Mo/NbsejBxmVOnG0tzD4D5P7kByIxmD4tQzEkKsfd4tITxNCfu0VpgY1v7BZw/m6k2hv9hq0MdyHZxpLgCNYT7945lfqHiukRVF9RWu+xJZR1Rq8tGfgw+JpylZiuKsdEpYT0y84rnNR3TCKj5qVIQbNY8jNBuRRPKHegk+7aCY= 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=209.85.167.199 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-oi1-f199.google.com with SMTP id 5614622812f47-4eb0b989f0eso3409106b6e.0 for ; Mon, 19 Oct 2026 01:44:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1792399443; x=1793004243; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=H3pELg/uw04yTBk+yNKqmmVEkyARW2v3iZdNTwM6vyw=; b=GCtdQIZSGN0H9wWzWrYGksObGqENofE2CdOJkldtgaAUhBkmfpfhgZEYLtEFJ/ca1M aC1pggEnUpnVdGZwv0i5sxHwG4BlE/bUodJGvwK4JyfCUD6GxJxM6mpzMglFsbohJkPE jFsoGdo/qGgcgSsso7Q3K23KJSZNx3DmkXSD9CZ1kf4OPHLolE7Y+yE4NBKSmZE2Tljz u6mAX30myZgB1yGMGud8BGoSUvvfeUF9nczITkCa1H/WldhihMBp5PaFaaYeI/GUf+J2 wXcqvdc0cxoPOiMaLb/wMIO5+rWc6Q/ypp14lN+rkoZMqBXSzroFBJ6dxlDBug2GaqN4 A0wQ== X-Forwarded-Encrypted: i=1; AKwUvBz9jjeSTZIhm1+ol1Z/Bu0hW8C+V4YqgDDVG4ziBlOkwn2r1VfimRmWXzxMrRdinmyXY2Zu8LihjMXjaxY=@vger.kernel.org X-Gm-Message-State: AFq9FYKn1IlcTfkVbeJho8NxrPWhaJc4BOGc08zy03kKA4LhffX5ZC4S hIxxLu2NBV3EXT90PhyO3BDFSxH8Q1WDjD4rh86nE4kUjUs+FWdJ0JCn4c3M8a8+MzO6adWjUZ/ 3yU9FEWFP0IpzFOhVqFswPpsTECkyRcp+rZo5WJ5762pJ7u1S/xBUll0CSy8= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:e84:b0:4d6:9133:cfe0 with SMTP id 5614622812f47-53700bf0222mr6161117b6e.37.1792399443094; Mon, 19 Oct 2026 01:44:03 -0700 (PDT) Date: Mon, 19 Oct 2026 01:44:03 -0700 In-Reply-To: <20261019074123.5048-1-eklavyasingh2106@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6ad5d853.7f4e89eb.3d59aa.00be.GAE@google.com> Subject: Re: [syzbot] [ocfs2?] KASAN: null-ptr-deref Write in fput From: syzbot To: eklavyasingh2106@gmail.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.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+5d4e96acd0febccb5e87@syzkaller.appspotmail.com Tested-by: syzbot+5d4e96acd0febccb5e87@syzkaller.appspotmail.com Tested on: commit: c27d46b3 ocfs2/heartbeat: serialize concurrent writes .. git tree: https://github.com/eklavya072/linux.git ocfs2-hb-dev-race-v2 console output: https://syzkaller.appspot.com/x/log.txt?x=129d8f01580000 kernel config: https://syzkaller.appspot.com/x/.config?x=e4870cbb323b955d dashboard link: https://syzkaller.appspot.com/bug?extid=5d4e96acd0febccb5e87 compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.