https://sourceware.org/bugzilla/show_bug.cgi?id=25061
--- Comment #4 from kloczek <kloczko.tomasz at gmail dot com> ---
BTW just found that rawhide binutils fails on LTO linking latest glib2.
$ coredumpctl gdb 2479190
PID: 2479190 (ld)
UID: 1000 (tkloczko)
GID: 1000 (tkloczko)
Signal: 11 (SEGV)
Timestamp: Fri 2019-10-04 17:35:06 BST (2min 1s ago)
Command Line: /usr/bin/ld -plugin
/usr/libexec/gcc/x86_64-redhat-linux/9/liblto_plugin.so
-plugin-opt=/usr/libexec/gcc/x86_64-redhat-linux/9/lto-wrapper
-plugin-opt=-fresolution=/tmp/ccSUKc0p.res -plugin-opt=-pass-through=-lgcc
-plugin-opt=-pass-through=-lgcc_s -plugin-opt=-pass-through=-lpthread
-plugin-opt=-pass-through=-lc -plugin-opt=-pass-through=-lgcc
-plugin-opt=-pass-through=-lgcc_s --build-id --no-add-needed --eh-frame-hdr
--hash-style=gnu -m elf_x86_64 -dynamic-linker /lib64/ld-linux-x86-64.so.2 -pie
-o tests/refcount/properties
/usr/lib/gcc/x86_64-redhat-linux/9/../../../../lib64/Scrt1.o
/usr/lib/gcc/x86_64-redhat-linux/9/../../../../lib64/crti.o
/usr/lib/gcc/x86_64-redhat-linux/9/crtbeginS.o
-L/usr/lib/gcc/x86_64-redhat-linux/9
-L/usr/lib/gcc/x86_64-redhat-linux/9/../../../../lib64 -L/lib/../lib64
-L/usr/lib/../lib64 -L/usr/lib/gcc/x86_64-redhat-linux/9/../../..
tests/refcount/037f711@@properties@exe/properties.c.o --no-undefined
--as-needed -z relro --as-needed -z now --start-group
glib/libglib-2.0.so.0.6300.0 gobject/libgobject-2.0.so.0.6300.0 -lm --end-group
-rpath $ORIGIN/../../glib:$ORIGIN/../../gobject -rpath-link
/home/tkloczko/rpmbuild/BUILD/glib-2.63.0/x86_64-redhat-linux-gnu/glib
-rpath-link
/home/tkloczko/rpmbuild/BUILD/glib-2.63.0/x86_64-redhat-linux-gnu/gobject -lgcc
--push-state --as-needed -lgcc_s --pop-state -lpthread -lc -lgcc --push-state
--as-needed -lgcc_s --pop-state /usr/lib/gcc/x86_64-redhat-linux/9/crtendS.o
/usr/lib/gcc/x86_64-redhat-linux/9/../../../../lib64/crtn.o
Executable: /usr/bin/ld.bfd
Control Group: /user.slice/user-1000.slice/session-68.scope
Unit: session-68.scope
Slice: user-1000.slice
Session: 68
Owner UID: 1000 (tkloczko)
Boot ID: bb9bbf6eca594bdb914f10da6e8fca54
Machine ID: ddd9adc076fd4480afcea67383c00b78
Hostname: barrel
Storage:
/var/lib/systemd/coredump/core.ld.1000.bb9bbf6eca594bdb914f10da6e8fca54.2479190.1570206906000000000000.lz4
Message: Process 2479190 (ld) of user 1000 dumped core.
Stack trace of thread 2479190:
#0 0x00007fd25c6afda7 _bfd_elf_rela_local_sym
(libbfd-2.32-26.fc32.so)
#1 0x00007fd25c6917fb elf_x86_64_relocate_section
(libbfd-2.32-26.fc32.so)
#2 0x00007fd25c6c13bb elf_link_input_bfd
(libbfd-2.32-26.fc32.so)
#3 0x00007fd25c6c2eb0 bfd_elf_final_link
(libbfd-2.32-26.fc32.so)
#4 0x0000558d086d0faf ldwrite (ld.bfd)
#5 0x0000558d086b92eb main (ld.bfd)
#6 0x00007fd25c4841a3 __libc_start_main (libc.so.6)
#7 0x0000558d086b994e _start (ld.bfd)
GNU gdb (GDB) Fedora 8.3.50.20190824-26.fc32
Copyright (C) 2019 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
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Type "show configuration" for configuration details.
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<http://www.gnu.org/software/gdb/bugs/>.
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Reading symbols from /usr/bin/ld.bfd...
Reading symbols from /usr/lib/debug/usr/bin/ld.bfd-2.32-26.fc32.x86_64.debug...
warning: core file may not match specified executable file.
[New LWP 2479190]
Core was generated by `/usr/bin/ld -plugin
/usr/libexec/gcc/x86_64-redhat-linux/9/liblto_plugin.so -pl'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007fd25c6afda7 in _bfd_elf_rela_local_sym (abfd=0x558d09d5eed0,
sym=0x558d09d6d7c0, psec=0x7ffd4dc251c8, rel=0x558d0a0140e0) at elf.c:11818
11818 relocation = (sec->output_section->vma
Missing separate debuginfos, use: dnf debuginfo-install gcc-9.2.1-1.fc32.x86_64
glibc-2.30.9000-6.fc32.x86_64
(gdb) bt full
#0 0x00007fd25c6afda7 in _bfd_elf_rela_local_sym (abfd=0x558d09d5eed0,
sym=0x558d09d6d7c0, psec=0x7ffd4dc251c8, rel=0x558d0a0140e0) at elf.c:11818
sec = 0x0
relocation = <optimized out>
#1 0x00007fd25c6917fb in elf_x86_64_relocate_section
(output_bfd=output_bfd@entry=0x558d09d5eed0, info=0x558d0885e840 <link_info>,
input_bfd=input_bfd@entry=0x558d0a008770,
input_section=input_section@entry=0x558d09da6270, contents=0x558d0a078fb0
"\363\017\036\372HcJ\030H94\312t2H\203\354\bL\215\005",
relocs=relocs@entry=0x558d0a0140e0, local_syms=0x558d09d6d760,
local_sections=0x558d09d6d060) at elf64-x86-64.c:2459
htab = <optimized out>
symtab_hdr = <optimized out>
sym_hashes = <optimized out>
local_got_offsets = <optimized out>
local_tlsdesc_gotents = <optimized out>
rel = <optimized out>
wrel = <optimized out>
relend = <optimized out>
plt_entry_size = <optimized out>
__PRETTY_FUNCTION__ = "elf_x86_64_relocate_section"
r_type = <optimized out>
r_type_tls = <optimized out>
howto = <optimized out>
r_symndx = <optimized out>
h = <optimized out>
eh = <optimized out>
sym = <optimized out>
sec = <optimized out>
off = <optimized out>
offplt = <optimized out>
plt_offset = <optimized out>
relocation = <optimized out>
unresolved_reloc = <optimized out>
r = <optimized out>
tls_type = <optimized out>
base_got = <optimized out>
resolved_plt = <optimized out>
st_size = <optimized out>
resolved_to_zero = <optimized out>
relative_reloc = <optimized out>
converted_reloc = <optimized out>
need_copy_reloc_in_pie = <optimized out>
warned = <optimized out>
ignored = <optimized out>
err = <optimized out>
plt_index = <optimized out>
name = <optimized out>
outrel = <optimized out>
sreloc = <optimized out>
plt_index = <optimized out>
s = <optimized out>
outrel = <optimized out>
v = <optimized out>
fail = <optimized out>
outrel = <optimized out>
skip = <optimized out>
relocate = <optimized out>
sreloc = <optimized out>
name = <optimized out>
addend = <optimized out>
sindx = <optimized out>
osec = <optimized out>
oi = <optimized out>
roff = <optimized out>
largepic = <optimized out>
val = <optimized out>
type = <optimized out>
--Type <RET> for more, q to quit, c to continue without paging--
val = <optimized out>
type = <optimized out>
reg = <optimized out>
outrel = <optimized out>
dr_type = <optimized out>
indx = <optimized out>
sreloc = <optimized out>
roff = <optimized out>
largepic = <optimized out>
outrel = <optimized out>
name = <optimized out>
rel_hdr = <optimized out>
deleted = <optimized out>
#2 0x00007fd25c6c13bb in elf_link_input_bfd
(flinfo=flinfo@entry=0x7ffd4dc25480, input_bfd=input_bfd@entry=0x558d0a008770)
at elflink.c:10856
rel = 0x558d0a0144d0
relend = 0x558d0a0144d0
action_discarded = <optimized out>
ret = <optimized out>
internal_relocs = 0x558d0a0140e0
contents = 0x558d0a078fb0
"\363\017\036\372HcJ\030H94\312t2H\203\354\bL\215\005"
relocate_section = <optimized out>
output_bfd = <optimized out>
symtab_hdr = 0x558d0a009938
locsymcount = 105
extsymoff = 105
isymbuf = 0x558d09d6d760
isym = <optimized out>
isymend = 0x558d09d6e480
pindex = <optimized out>
ppsection = <optimized out>
o = <optimized out>
bed = <optimized out>
sym_hashes = 0x558d0a014010
address_size = 8
r_type_mask = 4294967295
r_sym_shift = 32
have_file_sym = <optimized out>
__PRETTY_FUNCTION__ = "elf_link_input_bfd"
#3 0x00007fd25c6c2eb0 in bfd_elf_final_link (abfd=<optimized out>,
info=<optimized out>) at elflink.c:12183
dynamic = <optimized out>
emit_relocs = <optimized out>
dynobj = <optimized out>
flinfo = {info = 0x558d0885e840 <link_info>, output_bfd =
0x558d09d5eed0, symstrtab = 0x558d09d6c610, hash_sec = 0x0, symver_sec =
0x558d09d7b350, contents = 0x558d0a151a10 "\b",
external_relocs = 0x558d0a1530c0, internal_relocs = 0x558d0a155180,
external_syms = 0x558d0a157240 "", locsym_shndx = 0x0, internal_syms =
0x558d0a157c20, indices = 0x558d09d8f0d0,
sections = 0x558d09d6d060, symshndxbuf = 0x0, filesym_count = 2}
o = 0x558d0a087858
p = 0x558d0a13c228
sub = 0x558d0a008770
max_contents_size = <optimized out>
max_external_reloc_size = <optimized out>
max_internal_reloc_count = <optimized out>
max_sym_count = <optimized out>
max_sym_shndx_count = <optimized out>
elfsym = {st_value = 0, st_size = 0, st_name = 18446744073709551615,
st_info = 3 '\003', st_other = 0 '\000', st_target_internal = 0 '\000',
st_shndx = 33}
i = <optimized out>
symtab_hdr = <optimized out>
symtab_shndx_hdr = <optimized out>
bed = <optimized out>
eoinfo = {failed = 165023416, localsyms = 21901, file_sym_done = 253,
flinfo = 0xfe0}
merged = <optimized out>
relativecount = 0
reldyn = 0x0
amt = <optimized out>
--Type <RET> for more, q to quit, c to continue without paging--
attr_section = <optimized out>
attr_size = <optimized out>
std_attrs_section = <optimized out>
htab = <optimized out>
__PRETTY_FUNCTION__ = "bfd_elf_final_link"
#4 0x0000558d086d0faf in ldwrite () at ldwrite.c:581
No locals.
#5 0x0000558d086b92eb in main (argc=<optimized out>, argv=<optimized out>) at
./ldmain.c:456
emulation = <optimized out>
start_time = <optimized out>
(gdb)
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