From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 AC28615535D for ; Mon, 27 May 2024 11:30:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716809437; cv=none; b=IMKcpYOZPIg+paT7IY94cPuWduliqYa8aMZgQuO8kN7z8FBgBe2n3Bq24REyhV64QpVXZ+whTAqxwi4WhC3HEUoyljZu1FzG3UA1gLTttxK14YtDR2Ic9M6xF/13XblYXWQQbGY+kwPceI9BXQhgCCMofwZhzKQw3x2kXGS4ASE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716809437; c=relaxed/simple; bh=2yJF3Jx10pcEpk1tSArLQZeYI1qZAenMo58wHcP+Svs=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=lSo/mKO23sFrEaCuAw3SOhxrLVkFgfc6cdvehjnACqVbGyw0EgVQwl1Chz5xP6WdyjDidaxcZF6RuM+72SK5JLCfUjrNx6ZCpSVsCVDlcQM7UIdNcQomPo9CQtOys9IOaUMPg+cGwCeEayY5OM6Bt23oBl3RYSq0pHsQSZyNwj0= 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=209.85.166.198 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-il1-f198.google.com with SMTP id e9e14a558f8ab-3742c0af134so12789865ab.1 for ; Mon, 27 May 2024 04:30:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716809435; x=1717414235; 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=2yJF3Jx10pcEpk1tSArLQZeYI1qZAenMo58wHcP+Svs=; b=rrGEicuE5szovvH+RWP+KGZN3pGpXsDYjWU1CnW2OhM7Q2Qsd5xbBG/nHVju8G8H/H szOmpl0AOyToOoiF0SidY1ClW55T+hFwQZZ+98rLvlISiP+EX1IY/y4Dm37KiWPIOiSX 0FM3VaFJthaJtBfLTVo9pOV31JKZGPItGwXsjT2b5CabJtKF+baIlEouPnEOBie6/1jX JbK/fW9fVKtNE2YvUU38us1F9BTp/aCfZeYPD6euuCk+5fPZRKxLlV0tSKlj0e/UHqwS xNPI5Od01Pc9/nOAvHbGyJkNMsuMYaKGDHKDfLHBVh/T/3CMzOknFS62imnqvZKzy8D2 idzQ== X-Gm-Message-State: AOJu0YwQkbrLFIQoJE3ksybQ+1NGejANvH3V+yLfH/FQTC5JHyKKWtJX 3HqfwYRDPXZI9iyCoFz8oLsHHNrwfwXRTTKazXmNCGgufp3ikSUjyC1KuLnlnNqkADFUhkR0Vyl pTjEig817MF8O38BQhTN7r2NMIWRIFxsVD4qoPomZCpDP1GSTUBgCUw8= X-Google-Smtp-Source: AGHT+IESVbreawKS5dRj1wg2CpOFvQK9yjxDoqvA2WUf3j2qx+8JYaSgFgAE/IWA8K5EgvIuzKtq9ldewHDW7IezgfBxG51cp0zq Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a27:b0:374:529a:dfd3 with SMTP id e9e14a558f8ab-374529ae1c8mr3180265ab.4.1716809432121; Mon, 27 May 2024 04:30:32 -0700 (PDT) Date: Mon, 27 May 2024 04:30:32 -0700 In-Reply-To: <000000000000f386f90616fea5ef@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000005952ff06196dd896@google.com> Subject: Re: [syzbot] slab-use-after-free Read in chrdev_open From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject: slab-use-after-free Read in chrdev_open Author: almaz.alexandrovich@paragon-software.com #syz test