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=-1.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 12C3BC0650E for ; Thu, 4 Jul 2019 09:03:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D0C1E2189E for ; Thu, 4 Jul 2019 09:03:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="If8K0jWC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727140AbfGDJD4 (ORCPT ); Thu, 4 Jul 2019 05:03:56 -0400 Received: from mail-wr1-f50.google.com ([209.85.221.50]:43500 "EHLO mail-wr1-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727092AbfGDJD4 (ORCPT ); Thu, 4 Jul 2019 05:03:56 -0400 Received: by mail-wr1-f50.google.com with SMTP id p13so5727045wru.10; Thu, 04 Jul 2019 02:03:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=tCk/pg2eCfIzWunVIZ/esQp3AcyOQV8Mpx8u/265ads=; b=If8K0jWCCOog0NL7dj0U2K81gub9HQEqqNlDuwroHi0MLBSUa88oqmFuW7ekZl/LPO LDi67LpDixgX94uBjFokEr9bWEYm5nkRAsjOIFwfgz9Q1xAoZ1YpgdNrqBGGNj0qUUoD ub84/QxG9WCKdTGg0/i7QG+m2Fu/fnw99QMOl4La7CodBYHjzebTfh4WilpzT1O5PH6v aJJa3//5UPsaVQskl/hdmEPlrhPOvsCGbStLBnEsZDr/vTifDd91oe6mhleVYb9oLOjn 7S/Fetwb3PGBvE2+fR+pF8R7ZjHIlIkDJSF8T6p9tEZGergV/WAoUmItZf4FxIAmfMGr XQ2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=tCk/pg2eCfIzWunVIZ/esQp3AcyOQV8Mpx8u/265ads=; b=H49IoS8PrSOQK6KSTsmppuu2/APyEn5DwKk4Nkfck1ZaHZPjxjx5HnZ0xQ6cFTdwXn ZPsgk/0vneU07zv2wTFU+LriyOeC+rRADmEv1wDnnk0U7GZco7KfoKlAgyKMN1z9wY2q sdVJoVy0WstUtQVVurFZIOjhfIgc94m/tll9uLcvcjNqtyaclSI0imwsafaDczI50der jxhq4S+MLjGZwcGUFytY9//u4EpNv7QYFGaYk99fXcw1lmUeGyCdbCLI0kvGpJV0Xucd gC0K/U8q5MOqlSmfUtDJ5GCADzS0ZlWomTy/aKdacg/ly4cgTh5AY1yNokWsFAGuG9/l VjGg== X-Gm-Message-State: APjAAAV97afJSdmzbX8uGMFgv3BrZVK5wUl8SW0jxjze2ZfAgzbMoyde 5HrCx3QwWvShLaKTzzST0PgKgNllf4aKbdgKHKTll6Dn X-Google-Smtp-Source: APXvYqxcQGXFNbzQP8f+hNbAbTPrxYenkpxyqRvjC3U6dV9iN+nh3OHp4xuTx+fQIdhFSz/HGDkjNw5IIGr52mGq4ek= X-Received: by 2002:adf:ec0c:: with SMTP id x12mr32924132wrn.342.1562231034341; Thu, 04 Jul 2019 02:03:54 -0700 (PDT) MIME-Version: 1.0 From: Naruto Nguyen Date: Thu, 4 Jul 2019 16:03:42 +0700 Message-ID: Subject: register_jprobe always fails with -22 To: linux-trace-devel@vger.kernel.org, linux-trace-users@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-trace-users-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-users@vger.kernel.org Hi everyone, I tried to write a sample jprobe as the link https://bugzilla.redhat.com/show_bug.cgi?id=1275809 (the sample is attached in the link). However the function register_jprobes always return -22 or -2. Could you please let me know what these errors means and how to fix it? Thanks, Brs, Naruto