[sr-dev] segfault when hostname is not resolved

Mino Haluz mino.haluz at gmail.com
Wed Feb 20 14:43:08 CET 2013


my kamailio v3.3.2 has problems with tm module if it cannot resolv
hostname. I had typoo in carrierroute, so it rewrited the host and
segfaulted. It is normal behaviour?

Feb 20 14:17:45 cr kamailio[17928]: WARNING: tm [t_lookup.c:1543]: WARNING:
script writer didn't release transaction
Feb 20 14:17:45 cr kernel: [87677.608617] kamailio[17928]: segfault at 13
ip a726e440 sp bfbf8aa0 error 6 in tm.so[a7236000+71000]

#0  atomic_dec_and_test_int (p_msg=0xa769bd68) at
231 ATOMIC_FUNC_TEST(dec_and_test, "decl %0", int, int)
(gdb) back
#0  atomic_dec_and_test_int (p_msg=0xa769bd68) at
#1  t_unref (p_msg=0xa769bd68) at t_lookup.c:1553
#2  0xa729bd6d in w_t_unref (foo=0xa769bd68, flags=2147483649, bar=0x0) at
#3  0x08100908 in exec_post_script_cb (msg=0xa769bd68,
type=REQUEST_CB_TYPE) at script_cb.c:195
#4  0x080d9866 in receive_msg (
    buf=0x8296840 "INVITE ...
#5  0x08163615 in udp_rcv_loop () at udp_server.c:544
#6  0x080a6793 in main_loop () at main.c:1633
#7  0x080a94ef in main (argc=5, argv=0xbf935d14) at main.c:2546

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