From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19164 invoked by alias); 24 Jun 2019 13:23:14 -0000 Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org Received: (qmail 19124 invoked by uid 48); 24 Jun 2019 13:23:10 -0000 From: "gromero at linux dot vnet.ibm.com" To: systemtap@sourceware.org Subject: [Bug translator/24720] stap Can't insert module and exit with error "Invalid module format" Date: Mon, 24 Jun 2019 13:23:00 -0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: systemtap X-Bugzilla-Component: translator X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: gromero at linux dot vnet.ibm.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: systemtap at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2019-q2/txt/msg00112.txt.bz2 https://sourceware.org/bugzilla/show_bug.cgi?id=3D24720 --- Comment #7 from Gustavo Romero --- (In reply to Serhei Makarov from comment #6) > Thanks for providing the detailed info. This problem was caused by the pr= ior > commit [1] attempting to fix a much rarer problem (a guru-mode module > compiled for one kernel can sometimes run on a different kernel version if > there is no difference in the ABIs checked by modsymversioning). >=20 > [1]: > https://sourceware.org/git/gitweb.cgi?p=3Dsystemtap.git;a=3Dcommitdiff; > h=3Dc8084763b75fe4c8c61a0ddfa69e2d13f04de18e; > hp=3D3a29a2eef30f191afbc1bc117b6e5a2812dfe91b >=20 > For now I reverted the commit in SystemTap git master since it clearly had > undesirable results. I'll use your info to reproduce the problem for myse= lf > and see if there's a better way to fix it that works across all the > different configs. Keeping the PR open to track that work. Thanks for the analysis and explanations, Serhei! If you need any help on reproducing/testing it please let me know. --=20 You are receiving this mail because: You are the assignee for the bug.