Debugging wine/windows applications

[Marcus Meissner]

On Sat, Jul 07, 2012 at 01:25:12PM +0300, John Yani wrote:
> I tried "WINELOADER=./wine winedbg --gdb notepad"
> 
> And its output is the same as  "./wine winedbg --gdb notepad"

Well, i have a installed wine... but doing this there:

wine winedbg.exe --gdb notepad.exe

0042:0043: create process 'C:\Windows\System\notepad.exe'/0x1106f8 @0x7ee012b0 (0<0>)
fixme:dbghelp_dwarf:dwarf2_parse_line_numbers Unsupported extended opcode 0
fixme:dbghelp_dwarf:dwarf2_parse_line_numbers Unsupported extended opcode 0
fixme:dbghelp_dwarf:dwarf2_parse_line_numbers Unsupported extended opcode 0
fixme:dbghelp_dwarf:compute_location Only supporting one breg (edi/24 -> esi/23)
0042:0043: create thread I @0x7ee012b0
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0042:0043: loads DLL C:\Windows\System\KERNEL32.dll @0x7b810000 (0<0>)
0042:0043: loads DLL C:\Windows\System\ntdll.dll @0x7bc10000 (0<0>)
0042:0043: loads DLL C:\Windows\System\advapi32.dll @0x7e7e0000 (0<0>)
0042:0043: loads DLL C:\Windows\System\gdi32.dll @0x7e850000 (0<0>)
....
start_process (peb=0x7ffdf000) at /home/marcus/projects/wine/dlls/kernel32/process.c:1083
1083        return call_process_entry( peb, entry );
trace: 98 => 80
Wine-gdb> bt
#0  start_process (peb=0x7ffdf000) at /home/marcus/projects/wine/dlls/kernel32/process.c:1083
#1  0x7bc75670 in call_thread_func_wrapper () from /home/marcus/projects/32wine/dlls/ntdll/ntdll.dll.so
#2  0x7bc7794d in call_thread_func (entry=0x7b85e1c0 <start_process>, arg=0x7ffdf000, frame=0x33ffc8) at /home/marcus/projects/wine/dlls/ntdll/signal_i386.c:2522
#3  0x7bc7564e in call_thread_entry_point () from /home/marcus/projects/32wine/dlls/ntdll/ntdll.dll.so
#4  0x7bc4d7de in start_process (kernel_start=0x7b85e1c0) at /home/marcus/projects/wine/dlls/ntdll/loader.c:2653
#5  0xf75c4bad in wine_call_on_stack () from /home/marcus/projects/32wine/libs/wine/libwine.so.1
#6  0xf75c4c6b in wine_switch_to_stack (func=0x7bc4d7c0 <start_process>, arg=0x7b85e1c0, stack=0x340000) at /home/marcus/projects/wine/libs/wine/port.c:59
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
Wine-gdb> c
Continuing.
^C
Program received signal SIGTRAP, Trace/breakpoint trap.
0xffffe423 in ?? ()
Wine-gdb> bt
#0  0xffffe423 in ?? ()
#1  0x7bcb6ff4 in ?? () from /home/marcus/projects/32wine/dlls/ntdll/ntdll.dll.so
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
Wine-gdb> 

Its not having the correct symbols there, but basically works.


Or I also tried:

$ wine notepad.exe&
... wait until window shows ...
$ ps auxw|grep notepad
marcus   26694  0.4  0.1 1785696 10084 pts/6   t    12:27   0:00 notepad.exe                                      
$ 

gdb /usr/bin/wine
(gdb) attach 26694
0xffffe425 in __kernel_vsyscall ()
(gdb) bt
#0  0xffffe425 in __kernel_vsyscall ()
#1  0xf764e0e3 in __read_nocancel () at ../sysdeps/unix/syscall-template.S:82
#2  0x7bc796c8 in wait_reply (cookie=0x32f3bc) at /home/marcus/projects/wine/dlls/ntdll/sync.c:807
#3  0x7bc7bb03 in NTDLL_wait_for_multiple_objects (count=1, handles=0x32f438, flags=4, timeout=0x0, signal_object=<value optimized out>)
    at /home/marcus/projects/wine/dlls/ntdll/sync.c:1122
#4  0x7bc7bbf5 in NtWaitForMultipleObjects (count=1, handles=0x32f438, wait_all=0 '\000', alertable=0 '\000', timeout=0x0) at /home/marcus/projects/wine/dlls/ntdll/sync.c:1160
#5  0x7b86fe3f in WaitForMultipleObjectsEx (count=1, handles=0x32f61c, wait_all=0, timeout=4294967295, alertable=0) at /home/marcus/projects/wine/dlls/kernel32/sync.c:190
#6  0x7e4c3bc5 in WaitForMultipleObjectsEx_ichk (count=1, handles=0x32f61c, timeout=4294967295, mask=1279, flags=0) at /home/marcus/projects/wine/include/winbase.h:2600
#7  X11DRV_MsgWaitForMultipleObjectsEx (count=1, handles=0x32f61c, timeout=4294967295, mask=1279, flags=0) at /home/marcus/projects/wine/dlls/winex11.drv/event.c:472
...



Ciao, Marcus