------- Additional Comments From hjl dot tools at gmail dot com 2010-07-14 01:00 ------- It is caused by compressed debug section change:
http://sourceware.org/ml/binutils/2010-07/msg00030.html When linker report error, read_and_uncompress_section changed the size of .debug_str: (gdb) c Continuing. Hardware watchpoint 9: *(int *) 0x7bc2e8 Old value = 137 New value = 149 read_and_uncompress_section (abfd=0x7b9350, msec=0x7bc2b0, section_is_compressed=0, syms=0x7c6948, section_buffer=0x7c6a78, section_size=0x7c6a80) at /export/gnu/import/git/binutils/bfd/dwarf2.c:448 448 = bfd_simple_get_relocated_section_contents (abfd, msec, NULL, syms); (gdb) bt #0 read_and_uncompress_section (abfd=0x7b9350, msec=0x7bc2b0, section_is_compressed=0, syms=0x7c6948, section_buffer=0x7c6a78, section_size=0x7c6a80) at /export/gnu/import/git/binutils/bfd/dwarf2.c:448 #1 0x000000000044fd61 in read_section (abfd=0x7b9350, section_name=0x55ee1e ".debug_str", compressed_section_name=0x55ee12 ".zdebug_str", syms=0x7c6948, offset=28, section_buffer=0x7c6a78, section_size=0x7c6a80) at /export/gnu/import/git/binutils/bfd/dwarf2.c:492 #2 0x000000000044ffb3 in read_indirect_string (unit=0x7c6d48, buf=0x7dc0fc "\034", bytes_read_ptr=0x7fffffffcfc4) at /export/gnu/import/git/binutils/bfd/dwarf2.c:590 #3 0x0000000000450881 in read_attribute_value (attr=0x7fffffffd060, form=14, unit=0x7c6d48, info_ptr=0x7dc0fc "\034") at /export/gnu/import/git/binutils/bfd/dwarf2.c:850 #4 0x0000000000450c25 in read_attribute (attr=0x7fffffffd060, abbrev=0x7dc1c0, unit=0x7c6d48, info_ptr=0x7dc0fc "\034") at /export/gnu/import/git/binutils/bfd/dwarf2.c:942 #5 0x0000000000453e1e in parse_comp_unit (stash=0x7c6a10, unit_length=110, info_ptr_unit=0x7dc0f0 "n", offset_size=4) at /export/gnu/import/git/binutils/bfd/dwarf2.c:2391 #6 0x0000000000455a46 in find_line (abfd=0x7b9350, section=0x7bb848, offset=1, symbol=0x0, symbols=0x7c6948, filename_ptr=0x7fffffffd3a0, functionname_ptr=0x7fffffffd398, linenumber_ptr=0x7fffffffd394, ---Type <return> to continue, or q <return> to quit--- addr_size=4, pinfo=0x7b98a0) at /export/gnu/import/git/binutils/bfd/dwarf2.c:3414 #7 0x0000000000455d1d in _bfd_dwarf2_find_nearest_line (abfd=0x7b9350, section=0x7bb848, symbols=0x7c6948, offset=1, filename_ptr=0x7fffffffd3a0, functionname_ptr=0x7fffffffd398, linenumber_ptr=0x7fffffffd394, addr_size=0, pinfo=0x7b98a0) at /export/gnu/import/git/binutils/bfd/dwarf2.c:3485 #8 0x0000000000476241 in _bfd_elf_find_nearest_line (abfd=0x7b9350, section=0x7bb848, symbols=0x7c6948, offset=1, filename_ptr=0x7fffffffd3a0, functionname_ptr=0x7fffffffd398, line_ptr=0x7fffffffd394) at /export/gnu/import/git/binutils/bfd/elf.c:7259 #9 0x00000000004207f7 in vfinfo (fp=0x319578a860, fmt=0x509adc ": undefined reference to `%T'\n", arg=0x7fffffffd480, is_warning=1) at /export/gnu/import/git/binutils/ld/ldmisc.c:300 #10 0x0000000000420fb5 in einfo ( fmt=0x509ad8 "%X%C: undefined reference to `%T'\n") at /export/gnu/import/git/binutils/ld/ldmisc.c:438 #11 0x000000000041ba16 in undefined_symbol (info=0x794d40, name=0x7c615b "bar", abfd=0x7b9350, section=0x7bb848, address=1, error=1) at /export/gnu/import/git/binutils/ld/ldmain.c:1231 #12 0x000000000045b8f6 in elf64_x86_64_relocate_section (output_bfd=0x7a79b0, info=0x794d40, input_bfd=0x7b9350, input_section=0x7bb848, contents=0x7b6c40 <incomplete sequence \351>, relocs=0x7c6160, ---Type <return> to continue, or q <return> to quit--- local_syms=0x7b34e0, local_sections=0x7dbf80) at /export/gnu/import/git/binutils/bfd/elf64-x86-64.c:2725 #13 0x000000000048fa8d in elf_link_input_bfd (finfo=0x7fffffffdba0, input_bfd=0x7b9350) at /export/gnu/import/git/binutils/bfd/elflink.c:9536 #14 0x0000000000492773 in bfd_elf_final_link (abfd=0x7a79b0, info=0x794d40) at /export/gnu/import/git/binutils/bfd/elflink.c:10673 #15 0x000000000041cdcf in ldwrite () at /export/gnu/import/git/binutils/ld/ldwrite.c:568 #16 0x000000000041a23d in main (argc=7, argv=0x7fffffffdfd8) at /export/gnu/import/git/binutils/ld/ldmain.c:466 -- What |Removed |Added ---------------------------------------------------------------------------- CC| |ccoutant at google dot com Summary|Linker crash |Linker crash due to | |compressed debug section | |change http://sourceware.org/bugzilla/show_bug.cgi?id=11817 ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. _______________________________________________ bug-binutils mailing list bug-binutils@gnu.org http://lists.gnu.org/mailman/listinfo/bug-binutils
