From: Ben Collins <bcollins@debian.org>
To: parisc-linux@lists.parisc-linux.org, randolph@tausq.org
Subject: [parisc-linux] Re: Fix for hppa-linux ld.so with newer binutils
Date: Sat, 20 Oct 2001 09:54:06 -0400 [thread overview]
Message-ID: <20011020095406.L10952@visi.net> (raw)
In-Reply-To: <20011020170907.G1037@bubble.sa.bigpond.net.au>
On Sat, Oct 20, 2001 at 05:09:07PM +0930, Alan Modra wrote:
> Newer binutils don't initialise .got entries for global syms, so the
> scheme used by sysdeps/hppa/dl-machine.h:elf_machine_dynamic to find
> the address of .dynamic no longer works.
>
> ChangeLog
> * sysdeps/hppa/dl-machine.h (elf_machine_dynamic): Make it a
> const function. Do not use &_DYNAMIC as .got entries for global
> syms are no longer initialised. Instead they rely on the reloc,
> which hasn't yet been applied.
> (elf_machine_load_address): Make it const. Call
> elf_machine_dynamic as that function is called fropm rtld anyway.
Is this the fix for a newly built ld.so segfaulting? If so, there seems
to be something else wrong too. Newly built ld.so still segfaults,
here's the gdb:
Starting program: /usr/src/glibc/glibc-2.2.4/./hppa-linux/obj/elf/ld.so
Program received signal SIGSEGV, Segmentation fault.
0x41003298 in _dl_start_final (arg=0xbff00414, bootstrap_map_p=0xbff00508, start_time=1090519040)
at rtld.c:233
233 _dl_rtld_map.l_addr = bootstrap_map_p->l_addr;
(gdb) print bootstrap_map_p
$1 = (struct link_map *) 0xbff00508
(gdb) print bootstrap_map_p->l_addr
$2 = 1090519040
(gdb) print &_dl_rtld_map
$3 = (struct link_map *) 0x41029270
(gdb) print _dl_rtld_map.l_addr
$4 = 0
This is with binutils 2.11.92.0.7 and gcc-3.0.2 snapshot from 9-22-2001
(latest Debian packages available). I can give you more info if you need
it.
--
.----------=======-=-======-=========-----------=====------------=-=-----.
/ Ben Collins -- Debian GNU/Linux \
` bcollins@debian.org -- bcollins@openldap.org -- bcollins@linux.com '
`---=========------=======-------------=-=-----=-===-======-------=--=---'
next prev parent reply other threads:[~2001-10-20 13:54 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-20 7:39 [parisc-linux] Fix for hppa-linux ld.so with newer binutils Alan Modra
2001-10-20 13:54 ` Ben Collins [this message]
2001-10-20 14:34 ` [parisc-linux] " Alan Modra
2001-10-20 15:01 ` Ben Collins
2001-10-24 23:51 ` Ben Collins
2001-10-25 0:56 ` Randolph Chung
2001-10-25 1:12 ` Ben Collins
2001-10-25 15:07 ` Matthew Wilcox
2001-10-25 15:50 ` Ben Collins
2001-10-22 3:44 ` Alan Modra
2001-10-20 18:01 ` [parisc-linux] " Carlos O'Donell Jr.
2001-10-21 11:20 ` Alan Modra
2001-10-22 14:05 ` [parisc-linux] " Alan Modra
2001-10-22 16:04 ` Carlos O'Donell Jr.
2001-10-22 16:11 ` Alan Modra
2001-10-23 1:31 ` Ben Collins
2001-10-23 1:59 ` Randolph Chung
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