From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out203-205-221-209.mail.qq.com (out203-205-221-209.mail.qq.com [203.205.221.209]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F3748D51C for ; Sun, 19 Jan 2025 01:42:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.205.221.209 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737250932; cv=none; b=Hh3QhZ8wEEHYjlOVGh/F/Oakk+D5JUI8xuWhY+vVRxQPO1QS+G0AJSbCy2sCxDhtLu8S3j9F/4Q9PZGYo/yCLihIsaUZq7qMZokvbEnZjq7FNE/USHjdFfMXdOrbkgc4YpK5eReUWL/HN2mZRX3z/u0ZSO46fAazBM0SH4eq52k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737250932; c=relaxed/simple; bh=t+nzQ9ohd/EDrb+Jw6XNII4bdBm9bOXlondQLicgrAc=; h=Message-ID:From:To:Cc:Subject:Date:In-Reply-To:References: MIME-Version; b=QaaeOuLq0JKvolbgLIUdbZWjbp1sZeR3wzyQwcfpeG1JiIxdELwKMEoVJ5LZCI/szsO2/7rXuMI1nj8pXeHpnH5h5cBqBmTeewYMYzmCeCc8xdQp3vfeihizt6QlWRmffgsMyuL8LEqSq7vBX3iPttEiN6NHFYYg9zfXbq8wp7U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=qq.com; spf=pass smtp.mailfrom=qq.com; dkim=pass (1024-bit key) header.d=qq.com header.i=@qq.com header.b=JOCWFEl1; arc=none smtp.client-ip=203.205.221.209 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=qq.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=qq.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=qq.com header.i=@qq.com header.b="JOCWFEl1" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qq.com; s=s201512; t=1737250620; bh=t+nzQ9ohd/EDrb+Jw6XNII4bdBm9bOXlondQLicgrAc=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=JOCWFEl1pllmQBMDIc7URInJQoor5oe8qN1ikfoK1c5kPjGtK9mwrL5y2C0KntEhl 1lpRDFaL+mA/h1evoLbFqbD9ZdEUt5X3+7h83A1FzNqgvumKupqrmD3ok5FzMRBSlk T9tU+jsS8TcSpHUqfL4c3+lbamgc5hirnmsYlzh8= Received: from pek-lxu-l1.wrs.com ([114.244.57.157]) by newxmesmtplogicsvrsza29-0.qq.com (NewEsmtp) with SMTP id 93B19805; Sun, 19 Jan 2025 09:36:59 +0800 X-QQ-mid: xmsmtpt1737250619tq9uhvk1d Message-ID: X-QQ-XMAILINFO: MIAHdi1iQo+z16kuYiyj/ZiX7PIaNmXbo2GXIC8QUaealQzrNI1J4LuBNcSGYi +pPqax78LRx/LhT8bA2jCMTF+TTTpqc8mSMJmCAwyEk5rON6x64hdJ9ynTXEG4oj1SY6G+yOBR9o 5ItUYHTxPZJz0YtSR7Of3MQiyA8kmwd5VvJqKBkJtq/bzakKdRMzoSM4YEzyNnozVWLYZYYgJvJh JvaOvi6bktCAa2kcssW6dB+aQxpL7z1I6HapW0j7ViQ1ewuSkD79y8OTHlDGrhnd6paXA7sfP4F/ icywOTGMPrMs5b+duntsflPlHPvTY/LgJCNzlH1DixOKc0jmFu4Z3GjW7yf66NTA4I0Dja8pJuZw oLDhvOJ6PMuD1WMyDAwO0kMrGwCj1HAzNkge+Hc32IQB+9AIi6CevVTK9bAQEO7w8Rn2SO6/bZif +O4WzmUQ87dbSwRZ3XP1apbiY7ZIRgUeF/ssxYMa6RiXaPDRWhr8GL0/woP2uJxqI/6Gh/KPKZW/ icsaaSCADI3k9hfrgC33zwRkQRyKuHZ+U3ug7Qmu7yU5K7Pg7Bn69U51KxzxLfNk0NvEoxIdE6LJ L91mrJPTtIEp2f2ELNpzUWv+7bfvKUXSrgSRWLyb9LKwO0wWuNEeGSTSZk/Mb5abYCZdScYPo34m GCBNsTiRTIdUWjOWdbCURuqnWwoKeUdbttNZogvjSttw3/GIZd1LQUULGDqqXRPviQ2H2zVG/kD3 ztD7Cq1OihMJYPTP1kXHUfszsiwr+yhHc9YVVyNnepA5yx+zmHtr/4GxzhEMu2bIuVgECPYI7eWV GKO+k2fucIxY0oAIjc49IlzrphYe1XnfgJyQeQO4oCjRWGxP0QbXBx0I4OQTyPr0kgoSsl/vsESO O+3HFpGeFjuXIb8B13c0KmW4un5PiphE/Ch9fE85gHITmu/luTcLbCSdvBzQWB323nssVaK26v X-QQ-XMRINFO: MSVp+SPm3vtS1Vd6Y4Mggwc= From: Edward Adam Davis To: syzbot+1eb177ecc3943b883f0a@syzkaller.appspotmail.com Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [media?] KASAN: slab-use-after-free Read in dvb_device_open Date: Sun, 19 Jan 2025 09:36:59 +0800 X-OQ-MSGID: <20250119013658.810124-2-eadavis@qq.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <678c0605.050a0220.303755.0031.GAE@google.com> References: <678c0605.050a0220.303755.0031.GAE@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit #syz test: https://github.com/ea1davis/linux mdbc/syz