10.3-RELEASE-p13 "unsupported file layout"

[George Mitchell]

On 01/11/17 17:25, Dimitry Andric wrote:
> On 11 Jan 2017, at 21:24, George Mitchell <george+freebsd at m5p.com> wrote:
>>
>> After today's OpenSSH security message, I did:
>>
>> cd /usr
>> rm -rf obj
> 
> Hmm, not sure if it is wise to completely remove the /usr/obj directory.
> Did you re-create it afterwards?

In the past, "make buildworld" has taken care of that (as far as I
could tell).

> 
> 
>> cd src
>> svn update -r311916
>> make buildworld
>>
>> After a while, I got to:
>>
>> building shared library libc.so.7
>> cc (a very long compile line)
>> ./libc.so.7: unsupported file layout
> 
> If things went correctly, the libc.so.7 file should be in
> /usr/obj/usr/src/lib/libc.  If so, can you post the output of:
> 
> file /usr/obj/usr/src/lib/libc/libc.so.7
> readelf -h /usr/obj/usr/src/lib/libc/libc.so.7
> 
> -Dimitry
> 
root at sullivan:/usr/src # file /usr/obj/usr/src/lib/libc/libc.so.7
/usr/obj/usr/src/lib/libc/libc.so.7: ELF 64-bit LSB shared object,
x86-64, version 1 (FreeBSD), dynamically linked, not stripped
root at sullivan:/usr/src # readelf -h /usr/obj/usr/src/lib/libc/libc.so.7
ELF Header:
  Magic:   7f 45 4c 46 02 01 01 09 00 00 00 00 00 00 00 00
  Class:                             ELF64
  Data:                              2's complement, little endian
  Version:                           1 (current)
  OS/ABI:                            UNIX - FreeBSD
  ABI Version:                       0
  Type:                              DYN (Shared object file)
  Machine:                           Advanced Micro Devices X86-64
  Version:                           0x1
  Entry point address:               0x3aee0
  Start of program headers:          64 (bytes into file)
  Start of section headers:          1644696 (bytes into file)
  Flags:                             0x0
  Size of this header:               64 (bytes)
  Size of program headers:           56 (bytes)
  Number of program headers:         6
  Size of section headers:           64 (bytes)
  Number of section headers:         40
  Section header string table index: 37

That isn't the only libc.so.7 in my build tree, though:

/usr/obj/usr/src/tmp/lib/libc.so.7:        ELF 64-bit LSB shared object,
x86-64, version 1 (FreeBSD), dynamically linked, not stripped
/usr/obj/usr/src/lib/libc/libc.so.7:       ELF 64-bit LSB shared object,
x86-64, version 1 (FreeBSD), dynamically linked, not stripped
/usr/obj/lib32/usr/src/lib/libc/libc.so.7: ELF 32-bit LSB shared object,
Intel 80386, version 1 (FreeBSD), dynamically linked, not stripped


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