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 X-Spam-Level: X-Spam-Status: No, score=-3.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_HIGH,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B3746C433F5 for ; Tue, 28 Aug 2018 16:17:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5E4A120894 for ; Tue, 28 Aug 2018 16:17:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="HZ2esawI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5E4A120894 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727292AbeH1UKG (ORCPT ); Tue, 28 Aug 2018 16:10:06 -0400 Received: from mail.kernel.org ([198.145.29.99]:35478 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727074AbeH1UKF (ORCPT ); Tue, 28 Aug 2018 16:10:05 -0400 Received: from localhost.localdomain (NE2965lan1.rev.em-net.ne.jp [210.141.244.193]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1084C20893; Tue, 28 Aug 2018 16:17:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1535473061; bh=ZG0P6IwIddk1fnlcr9qidm1eygd5enSXRzEXTC/Sp3w=; h=From:To:Cc:Subject:Date:From; b=HZ2esawIym4OCGdVCLCgSoZ5ePuueBSznZ338warTS9smjEIuGKBkGnGCzDrahxWp dd6l1MHpxYWu+QwFBg9CBBdt9Q/UB3UZDDVfIgg30dEkcShCG04KboCrqmUUzyzUOM gWpg9Ss5MG5cEt2Bgh+VY7VuHlCSfxpONMvNM6oc= From: Masami Hiramatsu To: Steven Rostedt Cc: mhiramat@kernel.org, Ingo Molnar , linux-kernel@vger.kernel.org, Dan Carpenter Subject: [ftrace/kprobes PATCH 0/3] tracing: probeevent: Fix module symbol probing Date: Wed, 29 Aug 2018 01:17:18 +0900 Message-Id: <153547303754.26502.5265242979168613920.stgit@devbox> X-Mailer: git-send-email 2.13.6 User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This series is for fixing some bugs in Steve's ftrace/kprobes branch. git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git Which is based on my fetcharg improvement series. https://lkml.org/lkml/2018/4/25/601 This includes following fixes. - Fix copy_from_user() misusing which Dan was reported. - Fix to reject incorrect probeevent on loaded kernel module. - Fix to update symbol-based argument on module. This also checks the symbol-based argument is correct or not when target module is loaded. If it is not correct, the event is kept unavailable. Thank you, --- Masami Hiramatsu (3): tracing/uprobes: Fix to return -EFAULT if copy_from_user failed tracing/kprobes: Check the probe on unloaded module correctly tracing/kprobes: Allow kprobe-events to record module symbol kernel/trace/trace_kprobe.c | 51 ++++++++++++++++++++++++++--------- kernel/trace/trace_probe.c | 62 +++++++++++++++++++++++++++++++++++++------ kernel/trace/trace_probe.h | 4 ++- kernel/trace/trace_uprobe.c | 2 + 4 files changed, 95 insertions(+), 24 deletions(-) -- Masami Hiramatsu (Linaro)