git:master:71502d2b: core: fix freeaddrinfo coredump - sr-dev

22 Jun 2022

Module: kamailio
Branch: master
Commit: 71502d2bb733340db310bf4e0c47e4b194f49113
URL: https://github.com/kamailio/kamailio/commit/71502d2bb733340db310bf4e0c47e4b…

Author: Victor Seva &lt;vseva(a)sipwise.com&gt;
Committer: Victor Seva &lt;linuxmaniac(a)torreviejawireless.org&gt;
Date: 2022-06-22T12:45:14+02:00

core: fix freeaddrinfo coredump

...
  #0  __GI_raise (sig=sig@entry=6) at
../sysdeps/unix/sysv/linux/raise.c:50
 #1  0x00007fbb5e515537 in __GI_abort () at abort.c:79
 #2  0x00007fbb5e56e768 in __libc_message (action=action@entry=do_abort,
fmt=fmt@entry=0x7fbb5e67ce2d "%s\n") at ../sysdeps/posix/libc_fatal.c:155
 #3  0x00007fbb5e575a5a in malloc_printerr (str=str@entry=0x7fbb5e67b05a "free():
invalid pointer") at malloc.c:5347
 #4  0x00007fbb5e576c14 in _int_free (av=<optimized out>, p=<optimized out>,
have_lock=0) at malloc.c:4173
 #5  0x00007fbb5e5d8da0 in __GI_freeaddrinfo (ai=ai@entry=0x7fbb5e83ba10) at
../sysdeps/posix/getaddrinfo.c:2520
 #6  0x000055ba099dcd0b in log_init () at core/dprint.c:482
 #7  0x000055ba09970d7a in main (argc=10, argv=0x7ffde85a1788) at main.c:2055 
---

Modified: src/core/dprint.c

---

Diff: 
https://github.com/kamailio/kamailio/commit/71502d2bb733340db310bf4e0c47e4b…
Patch:
https://github.com/kamailio/kamailio/commit/71502d2bb733340db310bf4e0c47e4b…

---

diff --git a/src/core/dprint.c b/src/core/dprint.c
index 9b01dc8af9..f4780bb4d4 100644
--- a/src/core/dprint.c
+++ b/src/core/dprint.c
@@ -459,7 +459,8 @@ static str log_prefix_str = STR_NULL;
 
 void log_init(void)
 {
-	struct addrinfo hints, *info;
+	struct addrinfo hints;
+	struct addrinfo *info = NULL;
 	int gai_result;
 	char hostname[1024];
 



    