On Mon, Oct 21, 2013 at 10:41 PM, Andreas Schwab <schwab@xxxxxxxxxxxxxx> wrote:
What do you get from readelf -Sl?
$ readelf -Sl vmlinux.ok
There are 17 section headers, starting at offset 0x1ae524:
Section Headers:
[Nr] Name Type Addr Off Size ES Flg Lk Inf Al
[ 0] NULL 00000000 000000 000000 00 0 0 0
[ 1] .text PROGBITS 00001000 001000 14986c 00 AX 0 0 4
[ 2] __ex_table PROGBITS 0014a870 14a870 0022b8 00 A 0 0 4
[ 3] .rodata PROGBITS 0014d000 14d000 03a900 00 A 0 0 16
[ 4] __param PROGBITS 00187900 187900 0002f0 00 A 0 0 4
[ 5] __modver PROGBITS 00187bf0 187bf0 000410 00 A 0 0 2
[ 6] .data PROGBITS 00188000 188000 0137c0 00 WA 0 0 16
[ 7] .bss NOBITS 0019b7c0 19b7c0 01b040 00 WA 0 0 16
[ 8] .init.text PROGBITS 001b7000 19d000 00db5e 00 AX 0 0 4
[ 9] .init.data PROGBITS 001c4b60 1aab60 003004 00 WA 0 0 4
[10] .m68k_fixup PROGBITS 001c7b64 1adb64 000908 00 WA 0 0 1
[11] .notes NOTE 001c846c 1ae46c 000024 00 AX 0 0 4
[12] .init_end NOBITS 001c8490 1ae490 000b70 00 WA 0 0 1
[13] .comment PROGBITS 00000000 1ae490 000011 01 MS 0 0 1
[14] .shstrtab STRTAB 00000000 1ae4a1 000080 00 0 0 1
[15] .symtab SYMTAB 00000000 1ae7cc 02cad0 10
16 5834 4
[16] .strtab STRTAB 00000000 1db29c 02debb 00 0 0 1
Key to Flags:
W (write), A (alloc), X (execute), M (merge), S (strings)
I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
O (extra OS processing required) o (OS specific), p (processor specific)
Elf file type is EXEC (Executable file)
Entry point 0x2000
There are 2 program headers, starting at offset 52
Program Headers:
Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align
LOAD 0x000000 0x00000000 0x00000000 0x19b7c0 0x1b6800 RWE 0x2000
LOAD 0x19d000 0x001b7000 0x001b7000 0x11490 0x12000 RWE 0x2000
Section to Segment mapping:
Segment Sections...
00 .text __ex_table .rodata __param __modver .data .bss
01 .init.text .init.data .m68k_fixup .notes .init_end
$ readelf -Sl vmlinux.crash
There are 17 section headers, starting at offset 0x1ac524:
Section Headers:
[Nr] Name Type Addr Off Size ES Flg Lk Inf Al
[ 0] NULL 00000000 000000 000000 00 0 0 0
[ 1] .text PROGBITS 00001000 001000 147824 00 AX 0 0 4
[ 2] __ex_table PROGBITS 00148830 148830 0022b8 00 A 0 0 4
[ 3] .rodata PROGBITS 0014b000 14b000 03a770 00 A 0 0 16
[ 4] __param PROGBITS 00185770 185770 0002f0 00 A 0 0 4
[ 5] __modver NOBITS 00185a60 185a60 0005a0 00 WA 0 0 1
[ 6] .data PROGBITS 00186000 186000 0137a0 00 WA 0 0 16
[ 7] .bss NOBITS 001997a0 1997a0 01b040 00 WA 0 0 16
[ 8] .init.text PROGBITS 001b5000 19b000 00db5e 00 AX 0 0 4
[ 9] .init.data PROGBITS 001c2b60 1a8b60 003004 00 WA 0 0 4
[10] .m68k_fixup PROGBITS 001c5b64 1abb64 000908 00 WA 0 0 1
[11] .notes NOTE 001c646c 1ac46c 000024 00 AX 0 0 4
[12] .init_end NOBITS 001c6490 1ac490 000b70 00 WA 0 0 1
[13] .comment PROGBITS 00000000 1ac490 000011 01 MS 0 0 1
[14] .shstrtab STRTAB 00000000 1ac4a1 000080 00 0 0 1
[15] .symtab SYMTAB 00000000 1ac7cc 02c9a0 10
16 5823 4
[16] .strtab STRTAB 00000000 1d916c 02dda6 00 0 0 1
Key to Flags:
W (write), A (alloc), X (execute), M (merge), S (strings)
I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
O (extra OS processing required) o (OS specific), p (processor specific)
Elf file type is EXEC (Executable file)
Entry point 0x2000
There are 2 program headers, starting at offset 52
Program Headers:
Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align
LOAD 0x000000 0x00000000 0x00000000 0x1997a0 0x1b47e0 RWE 0x2000
LOAD 0x19b000 0x001b5000 0x001b5000 0x11490 0x12000 RWE 0x2000
Section to Segment mapping:
Segment Sections...
00 .text __ex_table .rodata __param __modver .data .bss
01 .init.text .init.data .m68k_fixup .notes .init_end
$
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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