From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 270E5C4332F for ; Tue, 8 Nov 2022 01:52:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232414AbiKHBwx (ORCPT ); Mon, 7 Nov 2022 20:52:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39494 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229485AbiKHBwv (ORCPT ); Mon, 7 Nov 2022 20:52:51 -0500 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1B6981DF18 for ; Mon, 7 Nov 2022 17:52:51 -0800 (PST) Received: from kwepemi500016.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4N5rhP6l4DzmVkS; Tue, 8 Nov 2022 09:52:37 +0800 (CST) Received: from huawei.com (10.175.100.227) by kwepemi500016.china.huawei.com (7.221.188.220) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 8 Nov 2022 09:52:48 +0800 From: Shang XiaoJing To: , , , CC: Subject: [PATCH v2 0/2] tracing: kprobe: Fix some bug in kprobe_event_gen_test.c Date: Tue, 8 Nov 2022 09:51:28 +0800 Message-ID: <20221108015130.28326-1-shangxiaojing@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.100.227] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemi500016.china.huawei.com (7.221.188.220) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Due to lack of the checking and setting-NULL on pointer, there are some null pointer dereference or page fault bugs were found when insert module, and fixed by this patch set. --- changes in v2: - add cc tag. - improvement on patch 2. Shang XiaoJing (2): tracing: kprobe: Fix potential null-ptr-deref on trace_event_file in kprobe_event_gen_test_exit() tracing: kprobe: Fix potential null-ptr-deref on trace_array in kprobe_event_gen_test_exit() kernel/trace/kprobe_event_gen_test.c | 48 ++++++++++++++++++---------- 1 file changed, 32 insertions(+), 16 deletions(-) -- 2.17.1