https://sourceware.org/bugzilla/show_bug.cgi?id=21252
Bug ID: 21252
Summary: -shared/-pie create RWE LOAD segment
Product: binutils
Version: 2.29 (HEAD)
Status: NEW
Severity: normal
Priority: P2
Component: ld
Assignee: unassigned at sourceware dot org
Reporter: hjl.tools at gmail dot com
Target Milestone: ---
Target: hppa64-linux
hjl@gnu-mic-2 ld]$ cat x.s
.text
.global start /* Used by SH targets. */
start:
.global _start
_start:
.global __start
__start:
.global main /* Used by HPPA targets. */
main:
.dc.a 0
.data
.byte 2
[hjl@gnu-mic-2 ld]$ ../gas/as-new -o x.o x.s
[hjl@gnu-mic-2 ld]$ ./ld-new -shared x.o
[hjl@gnu-mic-2 ld]$ ../binutils/readelf -SWl a.out
There are 10 section headers, starting at offset 0x14e8:
Section Headers:
[Nr] Name Type Address Off Size ES Flg
Lk Inf Al
[ 0] NULL 0000000000000000 000000 000000 00
0 0 0
[ 1] .dynamic DYNAMIC 00000000000000e8 0000e8 0000e0 10 WA
4 0 8
[ 2] .hash HASH 00000000000001c8 0001c8 000034 04 A
3 0 8
[ 3] .dynsym DYNSYM 0000000000000200 000200 0000c0 18 A
4 1 8
[ 4] .dynstr STRTAB 00000000000002c0 0002c0 000026 00 A
0 0 1
[ 5] .text PROGBITS 00000000000002e8 0002e8 000008 00 AX
0 0 8
[ 6] .data PROGBITS 00000000000012f0 0012f0 000011 00 WA
0 0 1
[ 7] .symtab SYMTAB 0000000000000000 001308 000168 18
8 8 8
[ 8] .strtab STRTAB 0000000000000000 001470 00002f 00
0 0 1
[ 9] .shstrtab STRTAB 0000000000000000 00149f 000046 00
0 0 1
Key to Flags:
W (write), A (alloc), X (execute), M (merge), S (strings), I (info),
L (link order), O (extra OS processing required), G (group), T (TLS),
C (compressed), x (unknown), o (OS specific), E (exclude),
p (processor specific)
Elf file type is DYN (Shared object file)
Entry point 0x2e8
There are 3 program headers, starting at offset 64
Program Headers:
Type Offset VirtAddr PhysAddr FileSiz MemSiz
Flg Align
PHDR 0x000040 0x0000000000000040 0x0000000000000000 0x0000a8
0x0000a8 R E 0x8
LOAD 0x000000 0x0000000000000000 0x0000000000000000 0x001301
0x001301 RWE 0x1000
DYNAMIC 0x0000e8 0x00000000000000e8 0x00000000000000e8 0x0000e0
0x0000e0 RW 0x8
Section to Segment mapping:
Segment Sections...
00
01 .dynamic .hash .dynsym .dynstr .text .data
02 .dynamic
[hjl@gnu-mic-2 ld]$
I was expecting
LOAD 0x000000 0x0000000000010000 0x0000000000010000 0x0000f0
0x0000f0 R E 0x1000
LOAD 0x0000f0 0x00000000000110f0 0x00000000000110f0 0x000011
0x000011 RW 0x1000
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