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From: "luofengwc at qq dot com" <sourceware-bugzilla@sourceware.org>
To: glibc-bugs@sourceware.org
Subject: [Bug libc/31302] glibc issue about reloc-type R_X86_64_TPOFF64 when
 llvm build golang project with cgo
Date: Mon, 29 Jan 2024 11:41:11 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D31302

--- Comment #9 from luofeng14 <luofengwc at qq dot com> ---

this is glibc main function, the function init_static_tls is after the
_dl_try_allocate_static_tls, this results in CHECK_STATIC_TLS failure=EF=BC=
=8Cbecause
dl_tls_static_size not initialled yet:

LIBC_START_MAIN
   _dl_relocate_static_pie ();=20
        ELF_DYNAMIC_RELOCATE
                - ELF_DYNAMIC_DO_REL=20
                        - _ELF_DYNAMIC_DO_RELOC
                                - elf_dynamic_do_reloc # elf_dynamic_do_##r=
eloc
                                        - elf_dynamic_do_Rela
                                                - elf_dynamic_do_Rel
                                                        - elf_machine_rel
                                                                -
elf_machine_rela
                                                                        case
R_X86_64_TPOFF64:=20=20
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20
CHECK_STATIC_TLS
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20
        _dl_allocate_static_tls
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20
                _dl_try_allocate_static_tls=20=20

   /* Perform IREL{,A} relocations.  */
   ARCH_SETUP_IREL ();
   /* The stack guard goes into the TCB, so initialize it early.  */
   ARCH_SETUP_TLS ();
        x86_setup_tls # define ARCH_SETUP_TLS() x86_setup_tls
                __libc_setup_tls=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20=20=20=20=20=20
                        init_static_tls

--=20
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