Date: Sun, 26 Jul 1998 01:10:01 -0700 (PDT) From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: freebsd-bugs@FreeBSD.ORG Subject: Re: bin/7393: du throws SIGSEGV whenever '-c' option is used (at du.c:226) Message-ID: <199807260810.BAA21940@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
The following reply was made to PR bin/7393; it has been noted by GNATS.
From: Poul-Henning Kamp <phk@critter.freebsd.dk>
To: dag-erli@ifi.uio.no (Dag-Erling Coidan =?iso-8859-1?Q?Sm=F8rgrav?= )
Cc: freebsd-bugs@FreeBSD.ORG, freebsd-gnats-submit@FreeBSD.ORG
Subject: Re: bin/7393: du throws SIGSEGV whenever '-c' option is used (at du.c:226)
Date: Sun, 26 Jul 1998 10:02:19 +0200
> > du.c:224
> > if (cflag) {
> > p = savedp->fts_parent;
> > (void) printf("%ld\ttotal\n", howmany(p->fts_number, blocksize));
> > }
> >
> >
> > (gdb) display *savedp
> > 3: *savedp = {
> > fts_cycle = 0xd0d0d0d0,
> > fts_parent = 0xd0d0d0d0,
> > fts_link = 0xd0d0d0d0,
> > [...]
>
> This FTSENT is quite obviously totally fubar.
This looks like malloc(3) usage mistake and a phkmalloc with the 'J' flag.
Try to run it with electric fence or similar.
--
Poul-Henning Kamp FreeBSD coreteam member
phk@FreeBSD.ORG "Real hackers run -current on their laptop."
"ttyv0" -- What UNIX calls a $20K state-of-the-art, 3D, hi-res color terminal
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-bugs" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199807260810.BAA21940>