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=-7.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 DD4BBC433DF for ; Fri, 7 Aug 2020 06:17:46 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id A5C99221E5 for ; Fri, 7 Aug 2020 06:17:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="uHBlGl0o" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A5C99221E5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 49BAC8D000D; Fri, 7 Aug 2020 02:17:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3D4FB8D0002; Fri, 7 Aug 2020 02:17:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 24CD48D000D; Fri, 7 Aug 2020 02:17:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0159.hostedemail.com [216.40.44.159]) by kanga.kvack.org (Postfix) with ESMTP id 0BF358D0002 for ; Fri, 7 Aug 2020 02:17:46 -0400 (EDT) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id CCDD13627 for ; Fri, 7 Aug 2020 06:17:45 +0000 (UTC) X-FDA: 77122766490.25.jeans16_310392426fbe Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin25.hostedemail.com (Postfix) with ESMTP id A4AC01804E3A0 for ; Fri, 7 Aug 2020 06:17:45 +0000 (UTC) X-HE-Tag: jeans16_310392426fbe X-Filterd-Recvd-Size: 3118 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf15.hostedemail.com (Postfix) with ESMTP for ; Fri, 7 Aug 2020 06:17:45 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (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 668D22177B; Fri, 7 Aug 2020 06:17:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596781064; bh=ghCvHaU0MhNYqjK58MzNNFkEn04Nm53tON39oKwbNH8=; h=Date:From:To:Subject:In-Reply-To:From; b=uHBlGl0ocHXyugJCbYfP/UhjwsqDuMhNcz7oAES/mnEG9pOfS9lIJeJ0+jyAV8FTI 4fGBrLuB2IfucjC0edC7Jn2NV0hhcJ6p46DHXvAph47bMpa+CyDq6tf24WSWmCzIz3 0mHd3WHrgSHIsrc+23ucdTadbRJySzr71lBRD0KA= Date: Thu, 06 Aug 2020 23:17:43 -0700 From: Andrew Morton To: akpm@linux-foundation.org, khlebnikov@yandex-team.ru, linux-mm@kvack.org, mm-commits@vger.kernel.org, sashal@kernel.org, torvalds@linux-foundation.org Subject: [patch 013/163] scripts/decode_stacktrace.sh: guess path to vmlinux by release name Message-ID: <20200807061743.TkcOXWDd2%akpm@linux-foundation.org> In-Reply-To: <20200806231643.a2711a608dd0f18bff2caf2b@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: A4AC01804E3A0 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Konstantin Khlebnikov Subject: scripts/decode_stacktrace.sh: guess path to vmlinux by release name Add option decode_stacktrace -r to specify only release name. This is enough to guess standard paths to vmlinux and modules: $ echo -e 'schedule+0x0/0x0 tap_open+0x0/0x0 [tap]' | ./scripts/decode_stacktrace.sh -r 5.4.0-37-generic schedule (kernel/sched/core.c:4138) tap_open (drivers/net/tap.c:502) tap Link: http://lkml.kernel.org/r/159282923334.248444.2399153100007347838.stgit@buzz Signed-off-by: Konstantin Khlebnikov Cc: Sasha Levin Signed-off-by: Andrew Morton --- scripts/decode_stacktrace.sh | 29 ++++++++++++++++++++++++----- 1 file changed, 24 insertions(+), 5 deletions(-) --- a/scripts/decode_stacktrace.sh~scripts-decode_stacktrace-guess-path-to-vmlinux-by-release-name +++ a/scripts/decode_stacktrace.sh @@ -5,14 +5,33 @@ if [[ $# < 1 ]]; then echo "Usage:" - echo " $0 [base path] [modules path]" + echo " $0 -r | [base path] [modules path]" exit 1 fi -vmlinux=$1 -basepath=${2-auto} -modpath=$3 -release="" +if [[ $1 == "-r" ]] ; then + vmlinux="" + basepath="auto" + modpath="" + release=$2 + + for fn in {,/usr/lib/debug}/boot/vmlinux-$release{,.debug} /lib/modules/$release{,/build}/vmlinux ; do + if [ -e "$fn" ] ; then + vmlinux=$fn + break + fi + done + + if [[ $vmlinux == "" ]] ; then + echo "ERROR! vmlinux image for release $release is not found" >&2 + exit 2 + fi +else + vmlinux=$1 + basepath=${2-auto} + modpath=$3 + release="" +fi declare -A cache declare -A modcache _