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[2604:1380:40f1:3f00::1]) by mx.google.com with ESMTPS id o13-20020a65614d000000b00578db6172fdsi15914652pgv.325.2023.12.17.05.08.17 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 17 Dec 2023 05:08:17 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-2590-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) client-ip=2604:1380:40f1:3f00::1; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel+bounces-2590-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-2590-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 54116B21990 for ; Sun, 17 Dec 2023 13:08:14 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 5817144368; Sun, 17 Dec 2023 13:08:06 +0000 (UTC) X-Original-To: linux-kernel@vger.kernel.org Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 98ADC44360 for ; Sun, 17 Dec 2023 13:08:04 +0000 (UTC) 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-io1-f72.google.com with SMTP id ca18e2360f4ac-7b764f195f7so307467639f.0 for ; Sun, 17 Dec 2023 05:08:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702818483; x=1703423283; 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=mdyv9Xwi2jo6ydXa4suryWSiTcveYA05ELpBHtL2nqY=; b=r3kS3b7WhB8aQ6Uag2Pw+1l7o+AoU+v4rPIufQYDT7XTMmcdkgqt/RI9lZ40OdM97k pWIqhWLFgASbI84Ps6qyf3i8vbA2djJQZR/ZmxvyjtzMf0/qUvwOflQ65zp8D2AJ3fki WmN9jOcat2+2uF8KNuc0PbQakxGe1nMOSJGfcBb1STuEVgwjYyIGRLowVDuaKw9M5n2h gu+ia5NVzXcCWCvzMVllUOFpLFkQxyPk7gCVUkqoaJdJfbVlddsLGRsCbH5FcSwYRIrB 9NMCpmj84KL9+44WquAPzHiC+HSNbRQ4YZ/fCKej+3Su7y7OrsylSuAaeMpklYngE3eq ctYA== X-Gm-Message-State: AOJu0Yy92kwGq/6V3IxUzn6Tc3wTJLLF83j6dR6Zsyly1kR5CqgUWpqG eG2EFO5rgodEU0EnSnaBC/uihFdsDsL0qgMwbQidVqtQJYLo Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:1445:b0:468:ea74:9e02 with SMTP id l5-20020a056638144500b00468ea749e02mr764285jad.0.1702818483665; Sun, 17 Dec 2023 05:08:03 -0800 (PST) Date: Sun, 17 Dec 2023 05:08:03 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d5ffde060cb45200@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, 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-and-tested-by: syzbot+bbe84a4010eeea00982d@syzkaller.appspotmail.com Tested on: commit: 3a3af3ae Merge branch 'skb-coalescing-page_pool' git tree: https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git main console output: https://syzkaller.appspot.com/x/log.txt?x=179b9d3ee80000 kernel config: https://syzkaller.appspot.com/x/.config?x=f5829188f6c40a71 dashboard link: https://syzkaller.appspot.com/bug?extid=bbe84a4010eeea00982d compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14f80556e80000 Note: testing is done by a robot and is best-effort only.