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[Bug ld/23207] New: hppa ld SIGSEGVs on invalid object files:
From: |
slyfox at inbox dot ru |
Subject: |
[Bug ld/23207] New: hppa ld SIGSEGVs on invalid object files: |
Date: |
Sat, 19 May 2018 21:11:57 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=23207
Bug ID: 23207
Summary: hppa ld SIGSEGVs on invalid object files:
Product: binutils
Version: 2.30
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: ld
Assignee: unassigned at sourceware dot org
Reporter: slyfox at inbox dot ru
Target Milestone: ---
Created attachment 11031
--> https://sourceware.org/bugzilla/attachment.cgi?id=11031&action=edit
bug.o
Original bug found on libressl: https://bugs.gentoo.org/656104
libressl itself has a bug that triggers binutils SIGSEGV.
See fix if you are interested:
https://github.com/libressl-portable/portable/pull/426
Steps to reproduce:
Source file:
// $ cat bug.i
__asm__(".section .gnu.warning.");
a() { b(); }
Build as:
$ hppa2.0-unknown-linux-gnu-gcc -fPIC -c bug.i -o bug.o
$ hppa2.0-unknown-linux-gnu-gcc -shared -fPIC bug.o -o libbug.so
...
collect2: fatal error: ld terminated with signal 11 [Segmentation fault],
core dumped
bug.o is also attached.
gdb backtrace:
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007f761db022b4 in sprintf (__fmt=0x7f761db67feb "%08x_%s+%x",
__s=0x55a62a3c5fb0 "\020p<*\246U") at /usr/include/bits/stdio2.h:33
33 return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
(gdb) bt
#0 0x00007f761db022b4 in sprintf (__fmt=0x7f761db67feb "%08x_%s+%x",
__s=0x55a62a3c5fb0 "\020p<*\246U") at /usr/include/bits/stdio2.h:33
#1 hppa_stub_name (address@hidden, rela=<optimized out>,
rela=<optimized out>, sym_sec=<optimized out>, input_section=<optimized out>)
at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/bfd/elf32-hppa.c:468
#2 0x00007f761db02399 in hppa_get_stub_entry (address@hidden,
address@hidden, address@hidden,
address@hidden, input_section=<optimized out>)
at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/bfd/elf32-hppa.c:517
#3 0x00007f761db045ab in final_link_relocate (info=0x55a629ef2a60 <link_info>,
hh=0x55a62a1d1040, sym_sec=<optimized out>, htab=0x55a62a1cfe90,
value=<optimized out>, rela=0x55a62a200b20, contents=0x55a62a402aa0
"k\302?\331\b\003\002A\b\036\002Co\301", input_section=0x55a62a1fe920)
at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/bfd/elf32-hppa.c:3274
#4 elf32_hppa_relocate_section (address@hidden,
info=0x55a629ef2a60 <link_info>,
address@hidden,
address@hidden,
contents=0x55a62a402aa0 "k\302?\331\b\003\002A\b\036\002Co\301",
address@hidden, local_syms=0x55a62a1fc1a0,
local_sections=0x55a62a402fa0) at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/bfd/elf32-hppa.c:4174
#5 0x00007f761db2bb60 in elf_link_input_bfd
(address@hidden, address@hidden)
at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/bfd/elflink.c:10715
#6 0x00007f761db2d6af in bfd_elf_final_link () at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/bfd/elflink.c:12033
#7 0x00007f761db0553b in elf32_hppa_final_link (abfd=0x55a62a1cdb00,
info=0x55a629ef2a60 <link_info>)
at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/bfd/elf32-hppa.c:3143
#8 0x000055a629c9541f in ldwrite () at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/ld/ldwrite.c:581
#9 0x000055a629c7df30 in main (argc=<optimized out>, argv=<optimized out>)
at
/usr/src/debug/cross-hppa2.0-unknown-linux-gnu/binutils-2.30-r2/binutils-2.30/ld/ldmain.c:456
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- [Bug ld/23207] New: hppa ld SIGSEGVs on invalid object files:,
slyfox at inbox dot ru <=
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), slyfox at inbox dot ru, 2018/05/19
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), slyfox at inbox dot ru, 2018/05/19
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), amodra at gmail dot com, 2018/05/22
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), cvs-commit at gcc dot gnu.org, 2018/05/22
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), slyfox at inbox dot ru, 2018/05/22
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), slyfox at inbox dot ru, 2018/05/22
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), slyfox at inbox dot ru, 2018/05/22
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), slyfox at inbox dot ru, 2018/05/22
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), cvs-commit at gcc dot gnu.org, 2018/05/22
- [Bug ld/23207] hppa ld SIGSEGVs on invalid object files: bfd/elf32-hppa.c:468 : hppa_get_stub_entry(), amodra at gmail dot com, 2018/05/22