Hello,

do you have your own developed module or other private extensions made to kamailio?

The logs show there was a core dump file, locate it and get the back trace with gdb and send it here.

Cheers,
Daniel

Dear Kamailio User

Can you please guide me in identifying the issue. 

Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4df30), called from tm: t_reply.c: relay_reply(1920), first free tm: h_table.c: free_cell_helper(155) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4cc40), called from tm: h_table.c: free_cell_helper(153), first free tm: h_table.c: free_cell_helper(153) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4afc8), called from tm: h_table.c: free_cell_helper(153), first free tm: h_table.c: free_cell_helper(153) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4af38), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ae38), called from dialog: dlg_handlers.c: dlg_iuid_sfree(305), first free dialog: dlg_handlers.c: dlg_iuid_sfree(305) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4aea8), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ada8), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ad18), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ac88), called from tm: h_table.c: free_cell_helper(174), first free tm: h_table.c: free_cell_helper(174) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4d290), called from tm: h_table.c: free_cell_helper(181), first free tm: h_table.c: free_cell_helper(181) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4ca20), called from tm: h_table.c: free_cell_helper(231), first free tm: h_table.c: free_cell_helper(231) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4c998), called from tm: h_table.c: free_cell_helper(232), first free tm: h_table.c: free_cell_helper(232) - aborting Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a495d8), called from tm: h_table.c: free_cell_helper(251), first free tm: h_table.c: free_cell_helper(251) - aborting

Regards

Hamid R. Hashmi

---

From: sr-users <sr-users-bounces@lists.kamailio.org> on behalf of Hamid Hashmi <hamid2kviii@hotmail.com>
Sent: Thursday, September 27, 2018 5:14 PM
To: Kamailio (SER) - Users Mailing List
Subject: [SR-Users] Freeing already Freed pointer

 

I have been receiving CRITICAL core logs since I have updated my service to the following version. 

Print out of kamailio internals

  Version: kamailio 5.1.5 (x86_64/linux) d06080

  Default config: /usr/local/SIPSer/etc/kamailio/kamailio.cfg

  Default paths to modules: /usr/local/SIPSer/lib64/kamailio/modules

  Compile flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP, PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES

  MAX_RECV_BUFFER_SIZE=262144

  MAX_URI_SIZE=1024

  BUF_SIZE=65535

  DEFAULT PKG_SIZE=8MB

  DEFAULT SHM_SIZE=64MB

  ADAPTIVE_WAIT_LOOPS=1024

  TCP poll methods: poll, epoll_lt, epoll_et, sigio_rt, select

  Source code revision ID: d06080

  Compiled with: gcc 4.8.5

  Compiled on: 14:17:56 Sep 13 2018

Thank you for flying kamailio!

I have been starting kamailio with the following command

$ /usr/local/sbin/kamailio -P /run/kamailio/kamailio.pid -f /usr/local/etc/kamailio/kamailio.cfg -m 1024 -M 512

Sample Critical Logs are below

Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4df30), called from tm: t_reply.c: relay_reply(1920), first free tm: h_table.c: free_cell_helper(155) - aborting

Sep 27 14:40:19 kamailio_eu SIPSer[11289]: 923226363266 923000000001 27872 INVITE haYKxpYM1QR8XTU37WdVbxf4VkEITe7A CRITICAL: <core> [core/mem/q_malloc.c:504]: qm_free(): BUG: freeing already freed pointer (0x7f30c8a4cc40), called from tm: h_table.c: free_cell_helper(153), first free tm: h_table.c: free_cell_helper(153) - aborting

Its also causing service crash.  Complete logs are here. 

Regards

Hamid R. Hashmi

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