Hello,
So in ubuntu1204 guest This is what i got :
(gdb) bt full
#0 0x005a9fc0 in exit () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#1 0x0805f7dd in ?? ()
No symbol table info available.
#2 0x0804aedf in ?? ()
No symbol table info available.
#3 0x005904d3 in __libc_start_main () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#4 0x0804b025 in ?? ()
No symbol table info available.
i also tried to print information about each frame, i found unknown addresses in frame 4 and 3, here are the details :
========================================
--frame 4 :
(gdb) info frame
Stack level 4, frame at 0x0:
eip = 0x804b025; saved eip 0x804b025
Outermost frame: outermost
caller of frame at 0xbfd55210
Arglist at unknown address.
Locals at unknown address, Previous frame's sp in esp
--frame 3:
(gdb) info frame
Stack level 3, frame at 0xbfd55210:
eip = 0x5904d3 in __libc_start_main; saved eip 0x804b025
called by frame at 0x0, caller of frame at 0xbfd551a0
Arglist at unknown address.
Locals at unknown address, Previous frame's sp is 0xbfd55210
Saved registers:
ebx at 0xbfd551fc, ebp at 0xbfd55208, esi at 0xbfd55200, edi at 0xbfd55204,
eip at 0xbfd5520c
=========================================
For fedora 20 guest, this is the back trace output :
=====================================
(gdb) bt full
#0 0xb73e2040 in exit () from /lib/libc.so.6
No symbol table info available.
#1 0xb77263a8 in main_loop ()
No symbol table info available.
#2 0xb76fe190 in main ()
No symbol table info available.
(gdb) frame 0
#0 0xb73e2040 in exit () from /lib/libc.so.6
(gdb) info frame
Stack level 0, frame at 0xbfb022a0:
eip = 0xb73e2040 in exit; saved eip 0xb77263a8
called by frame at 0xbfb02350
Arglist at 0xbfb02298, args:
Locals at 0xbfb02298, Previous frame's sp is 0xbfb022a0
Saved registers:
eip at 0xbfb0229c
(gdb) frame 1
#1 0xb77263a8 in main_loop ()
(gdb) info frame
Stack level 1, frame at 0xbfb02350:
eip = 0xb77263a8 in main_loop; saved eip 0xb76fe190
called by frame at 0xbfb025f0, caller of frame at 0xbfb022a0
Arglist at 0xbfb022ac, args:
Locals at 0xbfb022ac, Previous frame's sp is 0xbfb02350
Saved registers:
ebx at 0xbfb0233c, ebp at 0xbfb02348, esi at 0xbfb02340, edi at 0xbfb02344,
eip at 0xbfb0234c
(gdb) frame 2
#2 0xb76fe190 in main ()
(gdb) info frame
Stack level 2, frame at 0xbfb025f0:
eip = 0xb76fe190 in main; saved eip 0xb73c9b83
caller of frame at 0xbfb02350
Arglist at 0xbfb025e8, args:
Locals at 0xbfb025e8, Previous frame's sp is 0xbfb025f0
Saved registers:
ebx at 0xbfb025dc, ebp at 0xbfb025e8, esi at 0xbfb025e0, edi at 0xbfb025e4,
eip at 0xbfb025ec
=============================================
As for parallel connections, we are looking forward for 1.28 :-). Meanwhile we are trying to test things with a single handle.
Thanks !