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[2620:137:e000::3:7]) by mx.google.com with ESMTPS id s4-20020a656904000000b00577960a815csi6119881pgq.188.2023.11.25.11.46.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Nov 2023 11:46:39 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) client-ip=2620:137:e000::3:7; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 780D8807C852; Sat, 25 Nov 2023 11:45:19 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229511AbjKYTo7 (ORCPT + 99 others); Sat, 25 Nov 2023 14:44:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58150 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229456AbjKYTo6 (ORCPT ); Sat, 25 Nov 2023 14:44:58 -0500 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E4B7CB3 for ; Sat, 25 Nov 2023 11:45:04 -0800 (PST) Received: by mail-io1-f72.google.com with SMTP id ca18e2360f4ac-7b38b3e433dso66283739f.0 for ; Sat, 25 Nov 2023 11:45:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700941504; x=1701546304; 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=5zFOfzzm7+x12sXeVeQwqDu3dzGCDPPPB+fZft3ol3s=; b=hxDg0qDttlZDCNUdlvIzSAgZ0mxrMXa4FzI30MFFJr2V6QwfeUUvM46N5ur7XXtUcl h+pFNBQZ3do3unXaPWXg8cgM8hAVYpj+qfbupDoNe+/MeDFbwlZjCjQPXHzbQwWbX1dc JAKfyFnLypuiFLOer+/sIf4JERWh3BbEcuN4hJMsCgmf8NTUU1YJlKXEXo8Z87ZKpb3d 9mhbFLrwb5XMjIXrNTgz/8XEPPOl8NHCIs6ntOSUT1p/v4JbwQsv8HGTY4Ii+8bj/bKf YwSAnZ9WR81IDZE+TxjEZtzrmRCyrlV2lhuueqqTQFbOzn+Mebo/6W9syK29UTS4sjsX 3Lww== X-Gm-Message-State: AOJu0YwJogBL2RwCnVpY6RZTpeaP9ouxU66/TDIlUBQuLxjLpiD1qT91 QBmOfcz3CGxMDHszb+llEfOf3FLJbyy6RKZxN3XJ9mo1tJJw MIME-Version: 1.0 X-Received: by 2002:a5e:9919:0:b0:792:f7c:b139 with SMTP id t25-20020a5e9919000000b007920f7cb139mr339557ioj.1.1700941504253; Sat, 25 Nov 2023 11:45:04 -0800 (PST) Date: Sat, 25 Nov 2023 11:45:04 -0800 In-Reply-To: <18c07e01a4c.220c832d175971.1254981088507972317@siddh.me> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002518c5060aff4e27@google.com> Subject: Re: [syzbot] [net?] [nfc?] KASAN: slab-use-after-free Read in nfc_alloc_send_skb From: syzbot To: code@siddh.me, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-0.2 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, RCVD_IN_SORBS_WEB,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Sat, 25 Nov 2023 11:45:19 -0800 (PST) Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+bbe84a4010eeea00982d@syzkaller.appspotmail.com Tested on: commit: 8872a44d lock git tree: https://github.com/siddhpant/linux.git lock console output: https://syzkaller.appspot.com/x/log.txt?x=168d9a08e80000 kernel config: https://syzkaller.appspot.com/x/.config?x=1e6a76f6c7029ca2 dashboard link: https://syzkaller.appspot.com/bug?extid=bbe84a4010eeea00982d compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.