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From: "hjl.tools at gmail dot com" <sourceware-bugzilla@sourceware.org>
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Subject: [Bug dynamic-link/28453] ld.so segfaults when relocating x86
 libstdc++.so compiled with -fno-plt
Date: Wed, 17 Nov 2021 14:58:20 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D28453

--- Comment #7 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Florian Weimer from comment #5)
> I suspect this needs -mtls-dialect=3Dgnu2 to materialize.

I got

Dynamic section at offset 0x2015c0 contains 31 entries:
  Tag        Type                         Name/Value
 0x00000001 (NEEDED)                     Shared library: [libm.so.6]
 0x00000001 (NEEDED)                     Shared library: [libc.so.6]
 0x00000001 (NEEDED)                     Shared library: [libgcc_s.so.1]
 0x0000000e (SONAME)                     Library soname: [libstdc++.so.6]
 0x0000000c (INIT)                       0x78000
 0x0000000d (FINI)                       0x17c9cc
 0x00000019 (INIT_ARRAY)                 0x1fd96c
 0x0000001b (INIT_ARRAYSZ)               48 (bytes)
 0x0000001a (FINI_ARRAY)                 0x1fd99c
 0x0000001c (FINI_ARRAYSZ)               4 (bytes)
 0x6ffffef5 (GNU_HASH)                   0x194
 0x00000005 (STRTAB)                     0x20b30
 0x00000006 (SYMTAB)                     0x8e00
 0x0000000a (STRSZ)                      299702 (bytes)
 0x0000000b (SYMENT)                     16 (bytes)
 0x00000003 (PLTGOT)                     0x2026d8
 0x00000002 (PLTRELSZ)                   24 (bytes)
 0x00000014 (PLTREL)                     REL
 0x00000017 (JMPREL)                     0x77794
 0x00000011 (REL)                        0x6d5c4
 0x00000012 (RELSZ)                      41424 (bytes)
 0x00000013 (RELENT)                     8 (bytes)
 0x6ffffffc (VERDEF)                     0x6cd8c
 0x6ffffffd (VERDEFNUM)                  48
 0x00000018 (BIND_NOW)=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20
 0x6ffffffb (FLAGS_1)                    Flags: NOW
 0x6ffffffe (VERNEED)                    0x6d424
 0x6fffffff (VERNEEDNUM)                 3
 0x6ffffff0 (VERSYM)                     0x69de6
 0x6ffffffa (RELCOUNT)                   904
 0x00000000 (NULL)                       0x0

I couldn't reproduce the issue on Fedora 35.

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