From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.167.200 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792927146; b=Qlix/Nq76CvomS3Ilz1UwP44qYMFJk8u5o214UHS+46Z3yjgN6qaoFRqbyhFxloT4BU5 zX6B+bfddDZ4NIC/2MAmiLUWmzrnBqq/6gyCfErUCXKMDRMC89imzv71rh5jzvzyBZQjb zhNbpPfKT4jnWU/mdYekH91EPClKCUepZeHh+jabUJrHL3SO3H1upuQtLFcJJjJchYNql Sso2F2eyR2BHnc1SYhQd2ceJgqKMZ/R655L0GJ7w+RO5CDVQ2Q+d3uDA1zNbVLm9z8k0X Xu9AtzpxOQ1N4ST+3ddWOG6TDWmE682o2JgsX18QSkq9YDt4IqN7/cVI35i4RmArQDA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792927146; h=DMARC-Filter:Received:X-Google-DKIM-Signature:X-Forwarded-Encrypted: X-Gm-Message-State:MIME-Version:X-Received:Date:In-Reply-To: X-Google-Appengine-App-Id:X-Google-Appengine-App-Id-Alias:Message-ID: Subject:From:To:Content-Type; bh=qM85s5BH/3tXvmg6XbrPeMUBY8xg0mHK/g1cjsGsLpY=; b=x/II8Poxzz994th01mYXgrb72HEQByPksdMSibHSjEI8tmCUSJcrE38e/xOuOYjhAxzp FViO7Tbjx5GwE6rInwJNFzK8dZGFNS98ZMFeuTCGB6xfygHnlq/7KYfZOJxpp/hpf/B1+ 6qqrpozuKITSLlk1wGrEFEqOYEpzKnaT3A/4Bs7eFJ5HA19Fz2/XPs1pVsJrR4O9R1UIC rSUOr3Dw372rChfQDjj7ZraNkYI4mLKuQAadyvDVirA/vbixPNyi2MqVex1FbVAn5w+Do v4Zaj8tquCuMUvGVVxiBGBgsuETVljUsABGpxptncKv7Hmq0VnyMKBwIssInyZ4XlWg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.remote-ip=209.85.167.200 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5CFF1606A31A for ; Sun, 25 Oct 2026 11:19:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 5CFF1606A31A 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-f200.google.com with SMTP id 5614622812f47-4c55ba309c2so3636253b6e.1 for ; Sun, 25 Oct 2026 04:19:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1792927145; x=1793531945; 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=qM85s5BH/3tXvmg6XbrPeMUBY8xg0mHK/g1cjsGsLpY=; b=KYSfQ47O5Xz+I/2niTOPqI12UD5YhDPoviRbDLhqVMGiNcNLSjwoONRG/JT+vCBDlk vHr8KOyvpzWMiKLsMsnOwkBtJO4AM1juTB389Ig/BXKBi0P5yf4ky509hVTU8kt5UZFI AyoWwhfsnaCf/3hxC2lcZg/phKv0oBTyL+3qF8KCF5ijROzmkNQBu8iBLlJ9UJq/6BKZ 39h0CJx0p0te5yP8WqCkbYbTsEBmlFeRkgVKQLCcHBDJA6RiJm2FW7R6lAr67Ce7p8jO YCzl42NfV5CiyAoiK7KW/AcYXyz/cL97aAbYnlGYdCza45ipqirVsGEtHMPOTdzpqVCP aJuA== X-Forwarded-Encrypted: i=1; AKwUvBxc/2T4P6+50LrxhAx5w0SKnyIRVeAIEXl83nkvJRCyhyC6GUHLyXzexqTGwh/7OxJbrAB2HsNGMxqteMc=@vger.kernel.org X-Gm-Message-State: AFq9FYL4htsQKxeYZLsvo2flHwLu0sVMW1CUfLYL/YBrlI9c9l77qUH7 wtI/tFu3e77KIDVwPppxaSorgHzMvNh+Vg1Jcbh3MzYLmHyAI1aJhVFINTpBGX4oPmvrn9MBPmN gk9/hYNSlURMb8wbnHfPNJo5Clg02VCMXMMCvMJJZ9C3BuBDrp5tZhw2K1dA= X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Received: by 2002:a05:6808:3196:b0:4f7:27ba:9db4 with SMTP id 5614622812f47-55c003ec06amr2306890b6e.60.1792927144946; Sun, 25 Oct 2026 04:19:04 -0700 (PDT) Date: Sun, 25 Oct 2026 04:19:04 -0700 In-Reply-To: <20261025105310.1134-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6adde5a8.412b1182.196980.00a8.GAE@google.com> Subject: Re: [syzbot] [dm?] KASAN: slab-use-after-free Read in snapshot_ctr From: syzbot To: hdanton@sina.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+8e6fc64255334ccf3ab3@syzkaller.appspotmail.com Tested-by: syzbot+8e6fc64255334ccf3ab3@syzkaller.appspotmail.com Tested on: commit: f47d2236 Merge tag 'vfs-7.4-rc1.sync_close' of git://g.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=15bc1459580000 kernel config: https://syzkaller.appspot.com/x/.config?x=97e47414c855a3d8 dashboard link: https://syzkaller.appspot.com/bug?extid=8e6fc64255334ccf3ab3 compiler: Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=1230d695580000 Note: testing is done by a robot and is best-effort only.