From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dggsgout12.his.huawei.com (dggsgout12.his.huawei.com [45.249.212.56]) (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 88AD21F9F7A; Fri, 23 May 2025 08:39:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747989600; cv=none; b=endZQUocjXHpOZgideM9dTY751X8t6iYMVrQPIRJQPY5L60XahhPE3jeHpR3UZrdjtk6vZW8dogsc8ao07dSy2FVgEFX/yW4NPmab60A02Dm0TUvhjvpcl9WSfismV5BzUMoIqgn4LD7DkzexedY0c97wBtc76FUR/35FBreLRw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747989600; c=relaxed/simple; bh=vYTOpw29txi4JkDaNQgt5eADNsw8x/PAUGBU38gA04w=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=SJn8FXfo6GSPw3OYxq+F5tThuKddTZE4Mm6vcU9ETVkfSUmiZYGCt57TBwVa1bZbpJdgdSS8BLzaEp5E0T2h/bAfs4Bs2Fvy/XA3RhCV3VlP4ub6kSIYlXTuM7rsMAXwrnfjyVEZL+XOASdRyeIqQAIVABN3a/20xqNbV/qgrXM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com; spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.93.142]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTP id 4b3dqt1zGVz4f3jYH; Fri, 23 May 2025 16:39:22 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.128]) by mail.maildlp.com (Postfix) with ESMTP id 619F01A018D; Fri, 23 May 2025 16:39:47 +0800 (CST) Received: from huaweicloud.com (unknown [10.175.101.107]) by APP4 (Coremail) with SMTP id gCh0CgAXe19RNDBohGAJNQ--.35755S4; Fri, 23 May 2025 16:39:47 +0800 (CST) From: Ye Bin To: rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com, mark.rutland@arm.com, linux-trace-kernel@vger.kernel.org Cc: linux-kernel@vger.kernel.org, yebin10@huawei.com Subject: [PATCH 0/2] fix UAF when lookup kallsym after ftrace disabled Date: Fri, 23 May 2025 16:39:43 +0800 Message-Id: <20250523083945.3390587-1-yebin@huaweicloud.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:gCh0CgAXe19RNDBohGAJNQ--.35755S4 X-Coremail-Antispam: 1UD129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UjIYCTnIWjp_UUUY87kC6x804xWl14x267AKxVW8JVW5JwAF c2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2ocxC64kIII 0Yj41l84x0c7CEw4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26F1j6w1UM28EF7xv wVC0I7IYx2IY6xkF7I0E14v26r4UJVWxJr1l84ACjcxK6I8E87Iv67AKxVW0oVCq3wA2z4 x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG 64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r 1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x0EwIxG rwCF54CYxVCY1x0262kKe7AKxVWUAVWUtwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c 02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_JF0_ Jw1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7 CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v2 6r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43ZEXa7IU1 zuWJUUUUU== X-CM-SenderInfo: p1hex046kxt4xhlfz01xgou0bp/ From: Ye Bin Ye Bin (2): ftrace: fix UAF when lookup kallsym after ftrace disabled ftrace: don't allocate ftrace module map kernel/trace/ftrace.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) -- 2.34.1