From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14752 invoked by alias); 6 Jun 2014 15:03:41 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 14734 invoked by uid 89); 6 Jun 2014 15:03:40 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-4.4 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 06 Jun 2014 15:03:39 +0000 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s56F3WPu023704 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 6 Jun 2014 11:03:32 -0400 Received: from host2.jankratochvil.net (ovpn-116-48.ams2.redhat.com [10.36.116.48]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s56F3Sx9000432 (version=TLSv1/SSLv3 cipher=AES128-GCM-SHA256 bits=128 verify=NO); Fri, 6 Jun 2014 11:03:31 -0400 Date: Fri, 06 Jun 2014 15:03:00 -0000 From: Jan Kratochvil To: Pedro Alves Cc: Yao Qi , gdb-patches@sourceware.org, Sergio Durigan Junior Subject: Re: [patch] Fix TLS access for -static -pthread Message-ID: <20140606150328.GA5965@host2.jankratochvil.net> References: <20140410115204.GB16411@host2.jankratochvil.net> <539018F9.5060307@codesourcery.com> <20140605080639.GA32146@host2.jankratochvil.net> <53908A15.8000501@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <53908A15.8000501@redhat.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-IsSubscribed: yes X-SW-Source: 2014-06/txt/msg00330.txt.bz2 On Thu, 05 Jun 2014 17:17:41 +0200, Pedro Alves wrote: > On 06/05/2014 09:06 AM, Jan Kratochvil wrote: > > On Thu, 05 Jun 2014 09:15:05 +0200, Yao Qi wrote: > > [...] > >> thread 1^M > >> [Switching to thread 1 (Thread 5784)]^M > >> #0 clone () at ../ports/sysdeps/unix/sysv/linux/arm/nptl/../clone.S:62^M > >> 62 cmp r0, #0^M > >> (gdb) PASS: gdb.threads/staticthreads.exp: thread 1 > >> up 10^M > >> #2 0xbe8ea7e4 in ?? ()^M > >> (gdb) FAIL: gdb.threads/staticthreads.exp: up 10 > > It'd be nice if this was reported to glibc upstream. I agree and it is unrelated to the unspecific x86_64 issue I mentioned. > > This is a bug of unwinding clone() at this PC. IIRC even x86_64 has this or > > similar CFI bug, though. > > I think it's fixed. It works here on f20: I agree the issue I could not remember much is a different one, I have filed it now as: [x86_64] conditional cfi_undefined missing right after clone() https://sourceware.org/bugzilla/show_bug.cgi?id=17033 But it is really unrelated to this mail thread. Jan