Date: Mon, 19 Jul 2010 14:47:54 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: David Brodbeck <gull@gull.us> Cc: FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: Samba gives "invalid PT_PHDR" after upgrading from 7.2-RELEASE to 7.3-RELEASE Message-ID: <20100719194754.GL5485@dan.emsphone.com> In-Reply-To: <2e47f936a2985dda9c655b79c0f00091.squirrel@www.gull.us> References: <80AD3593-1170-4346-A4EE-4274085D6570@gull.us> <d835a692278fddb7977182fb267ed973.squirrel@www.gull.us> <001501cb1db5$b3db2240$1b9166c0$@wakefield.sch.uk> <6341639666e4d0c65cd1b29a89e64beb.squirrel@www.gull.us> <E121DFA5-78CC-4228-96FB-4CE94A5438B2@gull.us> <AANLkTilwoc-iURlyhtCKEWxdZaDDvTZZBxZqk07o4ZC1@mail.gmail.com> <2e47f936a2985dda9c655b79c0f00091.squirrel@www.gull.us>
next in thread | previous in thread | raw e-mail | index | archive | help
In the last episode (Jul 19), David Brodbeck said: > On Mon, July 19, 2010 1:37 am, Timur I. Bakeyev wrote: > > On Sun, Jul 18, 2010 at 10:42 PM, David Brodbeck <gull@gull.us> wrote: > >> On Jul 7, 2010, at 10:12 AM, David Brodbeck wrote: > >>> On Wed, July 7, 2010 2:20 am, mcoyles wrote: > >>>> David - have a look here... > >>>> http://lists.freebsd.org/pipermail/freebsd-current/2010-April/016405.html > >>> > >>> OK, I see. It looks like rtld is part of world, not a port, so then > >>> the question becomes, why didn't freebsd-update update it for me? Is > >>> there a way I can force a binary upgrade, or do I need to download the > >>> source and rebuild things that way? > >> > >> I ended up downloading the 7.3 livefs ISO, booting off of it, and > >> replacing /libexec/ld-elf.so.1 with the one from the CD. That fixed > >> the problem. > >> > >> I suspect the reason freebsd-update didn't upgrade it properly is it > >> appears it's impossible to replace this file on a running system, even > >> in single-user mode. Maybe there should be something in the release > >> notes about a 7.2 -> 7.3 upgrade being impossible to do properly except > >> by booting from CD? > > > > make installworld happily does it, so can you - by renaming file to the > > *.old and then putting new on in it's place. So, it could be that > > freebsd-update isn't sophisticated enough to do such a trick. > > That doesn't work, unfortunately. Once you rename ld-elf.so.1 to > ld-elf.so.1.old, trying to run any further commands -- even mv and cp -- > fails with an error. (I didn't write down which one; something about > failing to load the ELF interpreter, I think.) I know, I managed to > cripple my system that way. I had to boot a LiveCD to recover, because it > couldn't even load /bin/sh to get into single-user mode. A better method would be to copy (not move) the file to a backup location, then either use mv or install to install the new version. Also, the programs in /rescue/ are statically linked so they can be used to recover if you end up losing ld-elf.so.1 or other critical shared libs. -- Dan Nelson dnelson@allantgroup.com
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20100719194754.GL5485>