[Bug ld/29263] /usr/bin/ld: warning: /usr/lib/gcc/hppa-linux-gnu/11/../../../hppa-linux-gnu/crtn.o: missing .note.GNU-stack section implies executable stack

[dave.anglin at bell dot net]

https://sourceware.org/bugzilla/show_bug.cgi?id=29263

--- Comment #10 from dave.anglin at bell dot net ---
On 2022-06-20 12:38 p.m., nickc at redhat dot com wrote:
> https://sourceware.org/bugzilla/show_bug.cgi?id=29263
>
> --- Comment #7 from Nick Clifton <nickc at redhat dot com> ---
> Created attachment 14152
>    --> https://sourceware.org/bugzilla/attachment.cgi?id=14152&action=edit
> Proposed Patch
>
I believe the RWX warning comes from the second LOAD segment.  It needs to be
executable
because of trampoline at the end of the PLT.  Maybe second comment in patch
could be adjusted.

dave@mx3210:~/shmat$ readelf -a a.out
   Version:                           0x1
   Entry point address:               0x10334
   Start of program headers:          52 (bytes into file)
   Start of section headers:          6804 (bytes into file)
   Flags:                             0x210, PA-RISC 1.1
   Size of this header:               52 (bytes)
   Size of program headers:           32 (bytes)
   Number of program headers:         7
   Size of section headers:           40 (bytes)
   Number of section headers:         30
   Section header string table index: 29

Section Headers:
   [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf
Al
   [ 0]                   NULL            00000000 000000 000000 00      0   0 
0
   [ 1] .interp           PROGBITS        00010114 000114 00000d 00   A  0   0 
1
   [ 2] .note.gnu.bu[...] NOTE            00010124 000124 000024 00   A  0   0 
4
   [ 3] .note.ABI-tag     NOTE            00010148 000148 000020 00   A  0   0 
4
   [ 4] .hash             HASH            00010168 000168 00002c 04   A  6   0 
4
   [ 5] .gnu.hash         GNU_HASH        00010194 000194 000020 04   A  6   0 
4
   [ 6] .dynsym           DYNSYM          000101b4 0001b4 000060 10   A  7   1 
4
   [ 7] .dynstr           STRTAB          00010214 000214 000082 00   A  0   0 
1
   [ 8] .gnu.version      VERSYM          00010296 000296 00000c 02   A  6   0 
2
   [ 9] .gnu.version_r    VERNEED         000102a4 0002a4 000020 00   A  7   1 
4
   [10] .rela.plt         RELA            000102c4 0002c4 000030 0c  AI  6  23 
4
   [11] .init             PROGBITS        000102f4 0002f4 00002c 00  AX  0   0 
4
   [12] .text             PROGBITS        00010320 000320 0004e0 00  AX  0   0 
4
   [13] .fini             PROGBITS        00010800 000800 000028 00  AX  0   0 
4
   [14] .rodata           PROGBITS        00010828 000828 00001c 00   A  0   0 
4
   [15] .PARISC.unwind    PROGBITS        00010844 000844 000100 04  AI  0  12 
4
   [16] .eh_frame         PROGBITS        00010944 000944 000004 00   A  0   0 
4
   [17] .init_array       INIT_ARRAY      00011000 001000 000004 04  WA  0   0 
1
   [18] .ctors            PROGBITS        00011004 001004 000008 00  WA  0   0 
4
   [19] .dtors            PROGBITS        0001100c 00100c 000008 00  WA  0   0 
4
   [20] .data.rel.ro      PROGBITS        00011014 001014 000004 00  WA  0   0 
4
   [21] .dynamic          DYNAMIC         00011018 001018 0000c8 08  WA  7   0 
4
   [22] .data             PROGBITS        000110e0 0010e0 000008 00  WA  0   0 
4
   [23] .plt              PROGBITS        000110e8 0010e8 00005c 00 WAX  0   0 
8
   [24] .got              PROGBITS        00011144 001144 00001c 04  WA  0   0 
4
   [25] .bss              NOBITS          00011160 001160 000010 00  WA  0   0 
4
   [26] .comment          PROGBITS        00000000 001160 00001e 01  MS  0   0 
1
   [27] .symtab           SYMTAB          00000000 001180 000570 10     28  65 
4
   [28] .strtab           STRTAB          00000000 0016f0 0002a1 00      0   0 
1
   [29] .shstrtab         STRTAB          00000000 001991 000100 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),
   R (retain), D (mbind), p (processor specific)

There are no section groups in this file.

Program Headers:
   Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz Flg Align
   PHDR           0x000034 0x00010034 0x00010034 0x000e0 0x000e0 R   0x4
   INTERP         0x000114 0x00010114 0x00010114 0x0000d 0x0000d R   0x1
       [Requesting program interpreter: /lib/ld.so.1]
   LOAD           0x000000 0x00010000 0x00010000 0x00948 0x00948 R E 0x1000
   LOAD           0x001000 0x00011000 0x00011000 0x00160 0x00170 RWE 0x1000
   DYNAMIC        0x001018 0x00011018 0x00011018 0x000c8 0x000c8 RW  0x4
   NOTE           0x000124 0x00010124 0x00010124 0x00044 0x00044 R   0x4
   GNU_STACK      0x000000 0x00000000 0x00000000 0x00000 0x00000 RWE 0x10

Dave

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