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bug#24682: 26.0.50; Bootstrap failed
From: |
Eli Zaretskii |
Subject: |
bug#24682: 26.0.50; Bootstrap failed |
Date: |
Fri, 14 Oct 2016 20:11:27 +0300 |
> From: Michael Albinus <michael.albinus@gmx.de>
> Cc: 24682@debbugs.gnu.org
> Date: Fri, 14 Oct 2016 17:33:53 +0200
>
> > Isn't the value of __len (about 1.4GB) too large? unexelf.c:406 is
> > this:
> >
> > /* Copy over what we have in memory now for the bss area. */
> > memcpy (new_base + new_data2_offset, (caddr_t) old_bss_addr,
> > bss_size_growth);
> >
> > So bss_size_growth is about 1.4GB, which sounds incredibly large.
> >
> > the value is computed on line 334, can you tell the values of the two
> > variables that get subtracted there?
>
> The values of local variables are (taken from *locals of temacs*)
>
> int new_file 6
> int old_file 5
> off_t new_file_size 1487902352
> caddr_t old_base 0x7fffe8193000 "\177ELF\002\001\001"
> caddr_t new_base 0x7fff8f699000 "\177ELF\002\001\001"
> Elf64_Ehdr * old_file_h 0x7fffe8193000
> Elf64_Ehdr * new_file_h 0x7fff8f699000
> Elf64_Phdr * old_program_h 0x7fffe8193040
> Elf64_Phdr * new_program_h <optimized out>
> Elf64_Shdr * old_section_h 0x7fffe96aaff0
> Elf64_Shdr * new_section_h 0x7fffe8191b90
> char * old_section_names 0x7fffe96aae5f ""
> char * new_section_names <optimized out>
> Elf64_Phdr * old_bss_seg <optimized out>
> Elf64_Phdr * new_bss_seg 0x7fff8f6990e8
> Elf64_Addr old_bss_addr 7869540
> Elf64_Addr new_bss_addr 93825034231808
> Elf64_Word old_bss_size <optimized out>
> Elf64_Word bss_size_growth 1465781148
> Elf64_Word new_data2_size 1465781152
> Elf64_Off old_bss_offset 5772388
> Elf64_Off new_data2_offset 5772388
> ptrdiff_t n <optimized out>
> ptrdiff_t old_bss_index 31
> struct stat stat_buf <complex data type>
> off_t old_file_size 22121200
Thanks, this looks like something ELF experts should look into.
bug#24682: 26.0.50; Bootstrap failed, Eli Zaretskii, 2016/10/15
bug#24682: 26.0.50; Bootstrap failed, Eli Zaretskii, 2016/10/15
bug#24682: 26.0.50; Bootstrap failed, Michael Albinus, 2016/10/15
bug#24682: 26.0.50; Bootstrap failed, Cesar Quiroz, 2016/10/15