From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 29719 invoked by alias); 19 Jul 2018 20:39:05 -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 29709 invoked by uid 89); 19 Jul 2018 20:39:05 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=0.9 required=5.0 tests=AWL,BAYES_00,BIZ_BODY,RCVD_IN_DNSWL_NONE autolearn=no version=3.3.2 spammy=press, sit, D*biz, Anton X-HELO: mail-oi0-f46.google.com Received: from mail-oi0-f46.google.com (HELO mail-oi0-f46.google.com) (209.85.218.46) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 19 Jul 2018 20:38:59 +0000 Received: by mail-oi0-f46.google.com with SMTP id i12-v6so17464166oik.2 for ; Thu, 19 Jul 2018 13:38:59 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: David Smith Date: Thu, 19 Jul 2018 20:39:00 -0000 Message-ID: Subject: Re: freezes stap To: swood@fotofor.biz Cc: systemtap Content-Type: text/plain; charset="UTF-8" X-IsSubscribed: yes X-SW-Source: 2018-q3/txt/msg00031.txt.bz2 OK, I have to confess I'm confused by your email. But, let me try to tell you what is supposed to happen. When you run # stap -v -e 'probe vfs.read {printf("read performed\n")}' systemtap should build a kernel module, install it, attach the probe, then sit and wait for a probe hit. Systemtap will wait around until the script exits or the user hits control-C. At that point systemtap will uninstall the kernel module. If you want the script to exit on the first probe hit, you'd need to change your script to: # stap -v -e 'probe vfs.read {printf("read performed\n"); exit() }' The above is what is supposed to happen. In your case, you are getting a couple of warnings/errors: 1) WARNING: cannot find module nfs debuginfo: No DWARF information found [man warning::debuginfo] I'm actually not 100% sure why you are getting that warning, since vfs.read doesn't probe the nfs subsystem. But, I guess systemtap still parses the entire tapset library. But, that certainly looks like you either: (1) don't have the complete kernel debuginfo installed; or (2) have the wrong version of the kernel debuginfo installed. 2) WARNING: probe kernel.function("vfs_read@../fs/read_write.c:418") (address 0xffffffff95232f70) registration error (rc -84) That one is fairly fatal. Your probe couldn't be registered, and returned -84. Since your probe couldn't be registered, the module won't really do anything. So, to fix your problem, the first thing to do is make sure your kernel debuginfo *exactly* matches your kernel. On Thu, Jul 19, 2018 at 10:38 AM Anton Kiryushkin wrote: > > Hello. > > I have a strange problem with the stap and simple script. After I have run > a simple script I can't wait for its end: > > > # stap -v -e 'probe vfs.read {printf("read performed\n")}' > Pass 1: parsed user script and 470 library scripts using > 97916virt/50520res/5428shr/45572data kb, in 240usr/40sys/287real ms. > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module sunrpc debuginfo: No DWARF information found > [man warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > WARNING: cannot find module nfs debuginfo: No DWARF information found [man > warning::debuginfo] > Pass 2: analyzed script: 1 probe, 0 functions, 7 embeds, 0 globals using > 263728virt/218112res/7264shr/211384data kb, in 3090usr/730sys/3693real ms. > Pass 3: translated to C into > "/tmp/stapK3JI85/stap_970cd2b18b35927133508c934b0e0766_2484_src.c" using > 263728virt/218240res/7392shr/211384data kb, in 10usr/30sys/41real ms. > Pass 4: compiled C into "stap_970cd2b18b35927133508c934b0e0766_2484.ko" in > 11320usr/2330sys/13411real ms. > Pass 5: starting run. > WARNING: probe kernel.function("vfs_read@../fs/read_write.c:418") (address > 0xffffffff95232f70) registration error (rc -84) > ^CPass 5: run completed in 20usr/60sys/361863real ms. > > Only if I press ctrl+C stap was the end. > The kernel is 4.13, the systemstap is 3.2 was built from the last version > from the site. > I haven't an opportunity to build the last one version 3.3. > > > -- > Best regards, > Anton Kiryushkin -- David Smith Associate Manager Red Hat