linux-kernel - Re: [PATCH] Re: perf annotate segfaults when source code has goto label that looks like hex number

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20100722165222.GE17631@ghostprotocols.net>
Date:	Thu, 22 Jul 2010 13:52:22 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Gleb Natapov <gleb@...hat.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu, peterz@...radead.org,
	paulus@...ba.org
Subject: Re: [PATCH] Re: perf annotate segfaults when source code has goto
 label that looks like hex number

Em Thu, Jul 22, 2010 at 01:47:11PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Thu, Jul 22, 2010 at 07:38:51PM +0300, Gleb Natapov escreveu:
> > On Thu, Jul 22, 2010 at 11:33:45AM -0300, Arnaldo Carvalho de Melo wrote:
> > > Can you try the attached patch?
> > > 
> > I can, only later. But if I underhand your patch correctly perf will
> > still crash if there is a comment after the label on the same line.
> 
> Possibly, will try that now.

It could be a comment of play code, like:

[root@...lia ~]# cat test.c 
int main(int argc, char **argv)
{
      int i;

      while(1) {
              i++;
              if (i == 10000000)
                      goto add;
      }
add:	return 0;
}
[root@...lia ~]#

back to the drawing board :-\

- Arnaldo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/