this may happen at kamailio shutdown :

Program terminated with signal 11, Segmentation fault.
#0 0x00007fb66a73e591 in atomic_cmpxchg_int (var=0x0, old=0, new_v=1) at ../../mem/../atomic/atomic_x86.h:233
233 ATOMIC_FUNC_CMPXCHG(cmpxchg, "cmpxchgl %2, %1", int , int)
(gdb) bt
#0 0x00007fb66a73e591 in atomic_cmpxchg_int (var=0x0, old=0, new_v=1) at ../../mem/../atomic/atomic_x86.h:233
#1 0x00007fb66a73e5e0 in futex_get (lock=0x0) at ../../mem/../futexlock.h:99
#2 0x00007fb66a743183 in diameter_peer_destroy () at diameter_peer.c:416
#3 0x00007fb66a745272 in cdp_exit () at mod.c:244
#4 0x000000000059bf98 in destroy_modules () at sr_module.c:817
#5 0x00000000004a113a in cleanup (show_status=0) at main.c:513
#6 0x00000000004a272e in shutdown_children (sig=15, show_status=0) at main.c:655
#7 0x00000000004b255d in main (argc=12, argv=0x7ffcdbd4bac8) at main.c:2568
(gdb) bt full
#0 0x00007fb66a73e591 in atomic_cmpxchg_int (var=0x0, old=0, new_v=1) at ../../mem/../atomic/atomic_x86.h:233
ret = 48
#1 0x00007fb66a73e5e0 in futex_get (lock=0x0) at ../../mem/../futexlock.h:99
v = 0
i = 1024
#2 0x00007fb66a743183 in diameter_peer_destroy () at diameter_peer.c:416
pid = 1786325736
status = 32694
h = 0x7fb660289560
FUNCTION = "diameter_peer_destroy"
#3 0x00007fb66a745272 in cdp_exit () at mod.c:244
llevel = 2
__FUNCTION = "cdp_exit"
#4 0x000000000059bf98 in destroy_modules () at sr_module.c:817
t = 0x7fb66f3a6010
foo = 0x7fb66f3a5d40
FUNCTION = "destroy_modules"
#5 0x00000000004a113a in cleanup (show_status=0) at main.c:513
memlog = 32764
FUNCTION = "cleanup"
#6 0x00000000004a272e in shutdown_children (sig=15, show_status=0) at main.c:655
FUNCTION = "shutdown_children"
#7 0x00000000004b255d in main (argc=12, argv=0x7ffcdbd4bac8) at main.c:2568
cfg_stream = 0x1706010
c = -1
r = 0
tmp = 0x7ffcdbd4bf2f ""
tmp_len = 0
port = 0
proto = 0
options = 0x71c738 ":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O🅰️A:"
ret = -1
seed = 1767645291
rfd = 4
debug_save = 0
debug_flag = 0
dont_fork_cnt = 0
n_lst = 0x76
p = 0x7ffcdbd4b9ce ""
st = {st_dev = 0, st_ino = 0, st_nlink = 0, st_mode = 0, st_uid = 0, st_gid = 0, pad0 = 0, st_rdev = 0, st_size = 0, st_blksize = 0, st_blocks = 0, st_atim = {
tv_sec = 0, tv_nsec = 0}, st_mtim = {tv_sec = 0, tv_nsec = 0}, st_ctim = {tv_sec = 0, tv_nsec = 0}, __unused = {0, 0, 0}}
---Type to continue, or q to quit---
__FUNCTION = "main"
(gdb)

Patch provides a quick fix so that it will not dump core.

You can view, comment on, or merge this pull request online at:

  https://github.com/kamailio/kamailio/pull/710

Commit Summary

File Changes

Patch Links:

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