From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTP id 5A4D73857C44 for ; Wed, 7 Jul 2021 09:25:30 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 5A4D73857C44 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-328-hhkbhuh0PqGtikINkhfEdw-1; Wed, 07 Jul 2021 05:25:27 -0400 X-MC-Unique: hhkbhuh0PqGtikINkhfEdw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 125DC10C1ADC; Wed, 7 Jul 2021 09:25:26 +0000 (UTC) Received: from oldenburg.str.redhat.com (ovpn-115-5.ams2.redhat.com [10.36.115.5]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 382C21AC2D; Wed, 7 Jul 2021 09:25:25 +0000 (UTC) From: Florian Weimer To: Fengkai Sun via Libc-help Cc: Fengkai Sun Subject: Re: Cannot audit dlopen-ed libraries? References: Date: Wed, 07 Jul 2021 11:25:23 +0200 In-Reply-To: (Fengkai Sun via Libc-help's message of "Wed, 7 Jul 2021 17:23:21 +0800") Message-ID: <871r8abhmk.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-7.3 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-help@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-help mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 07 Jul 2021 09:25:31 -0000 * Fengkai Sun via Libc-help: > However, I want to audit all of the symbol bindings during dlopen, like > those printed by setting LD_DEBUG=bindings. Is this possible? Not right now. There have been recent discussions on libc-alpha to call the la_symbind hook in more cases. This requires changing LAV_CURRENT. Thanks, Florian