Buildworld failure in libmagic on old system
Kris Kennaway
kris at obsecurity.org
Sun Mar 11 03:47:42 UTC 2007
On Sun, Mar 11, 2007 at 12:24:26PM +0900, Pyun YongHyeon wrote:
> On Sat, Mar 10, 2007 at 06:23:53PM -0500, Kris Kennaway wrote:
> > On Sat, Mar 10, 2007 at 11:02:01PM +0000, Gavin Atkinson wrote:
> > >
> > > Hi all,
> > >
> > > I've been seeing a build failure on sparc64 for a while on one of my
> > > machines, last built Thu Dec 8 13:52:22 GMT 2005 (yes, I know it's
> > > old!), where it looks like there's some issue with which version of libc
> > > gets used. I've been trying to upgrade this every two months or so
> > > since then, without success, so it's time to report it!
> > >
> > > Full compile log at http://www-users.york.ac.uk/~ga9/build-20070309.txt
> > >
> > > I suspect a libc issue because of the following:
> > >
> > > leeloo# pwd
> > > /usr/obj/usr/src/lib/libmagic
> > > leeloo# ./mkmagic magic
> > > Segmentation fault (core dumped)
> > > leeloo# echo $LD_PRELOAD
> > > LD_PRELOAD: Undefined variable.
> > > leeloo# setenv LD_PRELOAD /usr/obj/usr/src/lib/libc/libc.so.7
> > > leeloo# echo $LD_PRELOAD
> > > /usr/obj/usr/src/lib/libc/libc.so.7
> > > leeloo# ./mkmagic magic
> > > leeloo#
> > >
> > > Is this something which should be fixed in the source? I'm sure setting
> > > the OSRELDATE=0 hack to tell it the world that is installed is "really
> > > old" may well fix it, and I'm happy to do that, I'm just wondering if
> > > something is not being rebuilt somewhere where it should be?
> > >
> > > There is one Google hit with a similar problem -
> > > http://lists.freebsd.org/pipermail/freebsd-sparc64/2006-June/004159.html
> > > - which is a tinderbox failure in June 2006. I'm pretty sure I first
> > > saw the problem before that (although I could be wrong). I also can't
> > > seem to see any commit that would have got the tinderbox working.
> >
> > There is a malloc error in that code which causes it to segfault when
> > MALLOC_OPTIONS=AJ. Not doing this is the workaround, but someone
> > should track down and fix it.
> >
>
> Long time ago I've encountered the same problem on sparc64 and I posted
> possible fix to CURRENT. However I didn't receive any comments form
> obrien@ since then. See the follow thread and posted patch.
>
> http://lists.freebsd.org/pipermail/freebsd-current/2006-August/065115.html
FYI the problem is not really sparc64 but also manifests during
e.g. 6.x -> 7.0 upgrades on i386.
Did you submit the fix to the author? If so and they approved it, you
can just import the fix.
Kris
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