(gdb) bt full
#0  0xb7f125d7 in pthread_join () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#1  0xb77e290f in unload_module () at res_snmp.c:109
No locals.
#2  0x080a6e13 in ast_unload_resource (resource_name=0x81b2557 "res_snmp.so", force=AST_FORCE_SOFT) at loader.c:461
        mod = (struct ast_module *) 0x81a2278
        res = -1
        error = 0
        __PRETTY_FUNCTION__ = "ast_unload_resource"
#3  0x08087709 in handle_unload_deprecated (fd=25, argc=2, argv=0xb6b8b068) at cli.c:431
        x = 1
        force = 0
#4  0x0808b9e6 in ast_cli_command (fd=25, s=0xb6b8b1c0 "unload res_snmp.so ") at cli.c:1775
        argv = {0x81b2550 "unload", 0x81b2557 "res_snmp.so", 0x0, 0x82243ac "res_sn", 0x0, 0x0, 0xb6b8b1d3 "",
  0xb6b8b3bf "�caster", 0xb6b8b1c0 "unload res_snmp.so ", 0xb6b8b3bf "�caster", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
  0x20657554 <Address 0x20657554 out of bounds>, 0x20000000 <Address 0x20000000 out of bounds>, 0x0,
  0x3a36323a <Address 0x3a36323a out of bounds>, 0x55203831 <Address 0x55203831 out of bounds>,
  0x32204354 <Address 0x32204354 out of bounds>, 0x363030 <Address 0x363030 out of bounds>, 0x0, 0x0, 0x0,
  0xffffffff <Address 0xffffffff out of bounds>, 0x0, 0x0, 0x0, 0x0, 0x36690000 <Address 0x36690000 out of bounds>,
  0x3638 <Address 0x3638 out of bounds>, 0x0, 0x0, 0x0, 0x0, 0xb7da3900 "", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
  0x28000000 <Address 0x28000000 out of bounds>, 0x656e6f6e <Address 0x656e6f6e out of bounds>,
  0x29 <Address 0x29 out of bounds>, 0x0, 0x0, 0x0, 0x0, 0xb6b8b178 "\b���\t�\006\b\031",
  0x14 <Address 0x14 out of bounds>, 0x0, 0xb6b8b178 "\b���\t�\006\b\031", 0xb7f17384 "X=\001���s\001�贵��\201�bL",
  0xb6b8b178 "\b���\t�\006\b\031", 0x1 <Address 0x1 out of bounds>, 0xb6b8b178 "\b���\t�\006\b\031",
  0xb6b8b408 "x���\224\220\017\b��\026\b"}
        e = (struct ast_cli_entry *) 0x8153600
        x = 2
        dup = 0x81b2550 "unload"
        tws = 1
#5  0x0806a809 in netconsole (vconsole=0x816d2a0) at asterisk.c:848
        con = (struct console *) 0x816d2a0
        hostname = "caster", '\0' <repeats 57 times>
        tmp = "unload res_snmp.so \000\000 \"unload res_sn\" \"res_sn\"\000\000\000\000\000\000\000\000\000\000���\230P\035\
b����IJ��G����(��\b\000\000\000\230Q\035\b\001\000\000\000\000\000\000\000\001", '\0' <repeats 39 times>, "��N\035\bf!ö��\006\
000\000\000\000\001\000\000\000\000\000\000\000\000�ͷ", '\0' <repeats 32 times>, "\020\000\000\000\000\000\000\000\fxٷ", '\0'
 <repeats 24 times>, "\030�Ƿp������N\035\b(\034ö\221�ͷB"...
        res = 20
        fds = {{fd = 25, events = 1, revents = 1}, {fd = 26, events = 1, revents = 0}}
        __PRETTY_FUNCTION__ = "netconsole"
#6  0x080f9094 in dummy_start (data=0x820fb80) at utils.c:545
        __cancel_buf = {__cancel_jmp_buf = {{__cancel_jmp_buf = {-1208893452, 0, 0, -1229409160, 1236448272, -150630300},
---Type <return> to continue, or q <return> to quit---
      __mask_was_saved = 0}}, __pad = {0xb6b8b4b0, 0x0, 0x0, 0x0}}
        __cancel_routine = (void (*)(void *)) 0x8068f7d <ast_unregister_thread>
        __cancel_arg = (void *) 0xb6b8bba0
        not_first_call = 0
        ret = (void *) 0xb7d7f85e
        a = {start_routine = 0x806a61a <netconsole>, data = 0x816d2a0,
  name = 0x82284e8 "netconsole", ' ' <repeats 11 times>, "started at [  913] asterisk.c listener()"}
#7  0xb7f11504 in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#8  0xb7d4151e in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
(gdb)