Program received signal SIGTRAP, Trace/breakpoint trap.
[Switching to thread 2164.0x8c0]
0x7c901231 in ntdll!DbgUiConnectToDbg () from C:\WINDOWS\system32\ntdll.dll
(gdb) bt
#0  0x7c901231 in ntdll!DbgUiConnectToDbg ()
   from C:\WINDOWS\system32\ntdll.dll
#1  0x7c9507a8 in ntdll!KiIntSystemCall () from C:\WINDOWS\system32\ntdll.dll
#2  0x00000005 in ?? ()
#3  0x00000004 in ?? ()
#4  0x00000001 in ?? ()
#5  0x081affd0 in ?? ()
#6  0x00000246 in ?? ()
#7  0xffffffff in ?? ()
#8  0x7c90ee18 in strchr () from C:\WINDOWS\system32\ntdll.dll
#9  0x7c9507c8 in ntdll!KiIntSystemCall () from C:\WINDOWS\system32\ntdll.dll
#10 0x00000000 in ?? ()
(gdb)