gdb /usr/bin/wpa_supplicant ./core.wpa_supplicant.9311
Reading symbols from /usr/bin/wpa_supplicant...(no debugging symbols found)...done.
[New LWP 9311]

warning: Could not load shared library symbols for linux-vdso.so.1.
Do you need "set solib-search-path" or "set sysroot"?
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `/usr/bin/wpa_supplicant -u'.
Program terminated with signal SIGABRT, Aborted.
#0  0x00007f9f5ba8e4b7 in raise () from /usr/lib/libc.so.6
(gdb) bt
#0  0x00007f9f5ba8e4b7 in raise () from /usr/lib/libc.so.6
#1  0x00007f9f5ba8f88a in abort () from /usr/lib/libc.so.6
#2  0x00007f9f5be2fd14 in ?? () from /usr/lib/libdbus-1.so.3
#3  0x00007f9f5be2612e in ?? () from /usr/lib/libdbus-1.so.3
#4  0x00007f9f5be18704 in dbus_message_iter_append_basic () from /usr/lib/libdbus-1.so.3
#5  0x00000000004ce77b in ?? ()
#6  0x00000000004cf170 in ?? ()
#7  0x00000000004c8732 in ?? ()
#8  0x00000000004c9972 in ?? ()
#9  0x00007f9f5be1c9bf in ?? () from /usr/lib/libdbus-1.so.3
#10 0x00007f9f5be0e594 in dbus_connection_dispatch () from /usr/lib/libdbus-1.so.3
#11 0x00000000004d9488 in ?? ()
#12 0x00000000004d98d7 in ?? ()
#13 0x000000000042052b in ?? ()
#14 0x0000000000420ed4 in ?? ()
#15 0x00000000004e6119 in ?? ()
#16 0x00000000004120c5 in ?? ()
#17 0x00007f9f5ba7b800 in __libc_start_main () from /usr/lib/libc.so.6
#18 0x0000000000412159 in ?? ()
(gdb)