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Treat relocs against s390x IFUNC symbols in note sections as relocs against the FUNC symbol instead. 

Resolves: #1553705
This commit is contained in:
Nick Clifton 2018-03-09 12:10:54 +00:00
parent 871bf81821
commit 9810446b4f
2 changed files with 35 additions and 4 deletions
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22
binutils-s390-ifunc-relocs-in-notes.patch Normal file
View File

@ -0,0 +1,22 @@
--- binutils.orig/bfd/elf64-s390.c 2018-03-09 11:49:19.535561642 +0000
+++ binutils-2.30/bfd/elf64-s390.c 2018-03-09 11:50:09.875967304 +0000
@@ -2559,6 +2559,9 @@ elf_s390_relocate_section (bfd *output_b
case R_390_32:
case R_390_64:
+ if ((input_section->flags & SEC_ALLOC) == 0)
+ break;
+
if (h != NULL
&& s390_is_ifunc_symbol_p (h)
&& h->def_regular)
@@ -2621,9 +2624,6 @@ elf_s390_relocate_section (bfd *output_b
}
}
- if ((input_section->flags & SEC_ALLOC) == 0)
- break;
-
if ((bfd_link_pic (info)
&& (h == NULL
|| (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT

17
binutils.spec
View File

@ -62,7 +62,7 @@
Summary: A GNU collection of binary utilities
Name: %{?cross}binutils%{?_with_debug:-debug}
Version: 2.30
Release: 10%{?dist}
Release: 11%{?dist}
License: GPLv3+
Group: Development/Tools
URL: https://sourceware.org/binutils
@ -180,10 +180,15 @@ Patch15: binutils-speed-up-objdump.patch
Patch16: binutils-2.28-ignore-gold-duplicates.patch
# Purpose: Treat relosc against STT_GNU_IFUNC symbols in note sections as
# if they were relocs against STT_FUNC symbols instead.
# if they were relocs against STT_FUNC symbols instead. (x86 version)
# Lifetime: Fixed in 2.31.
Patch17: binutils-x86_64-ifunc-relocs-in-notes.patch
# Purpose: Treat relosc against STT_GNU_IFUNC symbols in note sections as
# if they were relocs against STT_FUNC symbols instead. (s390 version)
# Lifetime: Fixed in 2.31.
Patch18: binutils-s390-ifunc-relocs-in-notes.patch
#----------------------------------------------------------------------------
Provides: bundled(libiberty)
@ -209,7 +214,7 @@ Provides: bundled(libiberty)
Buildroot: %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)
# Perl, sed and touch are all used in the %-prep section of this spec file.
# Perl, sed and touch are all used in the %%prep section of this spec file.
BuildRequires: gcc, perl, sed, coreutils
# Gold needs bison in order to build gold/yyscript.c.
@ -326,6 +331,7 @@ using libelf instead of BFD.
%patch15 -p1
%patch16 -p1
%patch17 -p1
%patch18 -p1
# We cannot run autotools as there is an exact requirement of autoconf-2.59.
@ -734,8 +740,11 @@ exit 0
#----------------------------------------------------------------------------
%changelog
* Fri Mar 09 2018 Nick Clifton <nickc@redhat.com> 2.30-11
- Treat relocs against s390x IFUNC symbols in note sections as relocs against the FUNC symbol instead. (#1553705)
* Wed Mar 07 2018 Nick Clifton <nickc@redhat.com> 2.30-10
- Treat relocs against IFUNC symbols in note sections as relocs against the FUNC symbol instead. (#1552056)
- Treat relocs against x86_64 IFUNC symbols in note sections as relocs against the FUNC symbol instead. (#1552056)
* Wed Mar 07 2018 Nick Clifton <nickc@redhat.com> 2.30-9
- Stop strip from replacing unknown relocs with null relocs. (#1545386)