From notifications@github.com Wed Aug 17 09:34:52 2016
From: mbike2000ru <notifications@github.com>
To: sr-dev@lists.kamailio.org
Subject: [sr-dev] [kamailio/kamailio] Kamailio crushes when tcp errors invalid
 fd -1 (#748)
Date: Wed, 17 Aug 2016 00:34:45 -0700
Message-ID: <kamailio/kamailio/issues/748@github.com>
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Hi
Kamailio crushes with lots of such CRITICAL errors:

Aug 16 15:09:48 kam-fe1 kamailio[8485]: CRITICAL: <core> [tcp_read.c:1654]: h=
andle_io(): io_watch_del failed for 0x7f3e610a3a70 id 105 fd -1, state -1, fl=
ags 4028, main fd -1, refcnt -2117 ([178.209.103.226]:40855 -> [178
.209.103.226]:5060)
Aug 16 15:09:48 kam-fe1 kamailio[8479]: CRITICAL: <core> [io_wait.h:594]: io_=
watch_del(): invalid fd -1, not in [0, 23)
Aug 16 15:09:48 kam-fe1 kamailio[8481]: WARNING: <core> [tcp_read.c:1629]: ha=
ndle_io(): F_TCPCONN connection marked as bad: 0x7f3e608454e8 id 78 refcnt -2=
57
Aug 16 15:09:48 kam-fe1 kamailio[8379]: INFO: <script>: 52373459-303f6c6b(a)1=
92.168.2.2|log|source 128.204.55.172:5160
Aug 16 15:09:48 kam-fe1 kamailio[8485]: WARNING: <core> [tcp_read.c:1629]: ha=
ndle_io(): F_TCPCONN connection marked as bad: 0x7f3e610a3a70 id 105 refcnt -=
2117
Aug 16 15:09:48 kam-fe1 kamailio[8479]: CRITICAL: <core> [tcp_read.c:1654]: h=
andle_io(): io_watch_del failed for 0x7f3e63c73d90 id 984 fd -1, state -1, fl=
ags 5022, main fd -1, refcnt -126097 ([81.211.54.218]:51642 -> [81.
211.54.218]:5060)
Aug 16 15:09:48 kam-fe1 kamailio[8481]: CRITICAL: <core> [io_wait.h:594]: io_=
watch_del(): invalid fd -1, not in [0, 2)
Aug 16 15:09:48 kam-fe1 kamailio[8379]: INFO: <script>: 52373459-303f6c6b(a)1=
92.168.2.2|log|from sip:Menedzher1_UYHPQ(a)29161.ztpbx.ru
Aug 16 15:09:48 kam-fe1 kamailio[8485]: CRITICAL: <core> [io_wait.h:594]: io_=
watch_del(): invalid fd -1, not in [0, 2)
Aug 16 15:09:48 kam-fe1 kamailio[8377]: ALERT: <core> [main.c:728]: handle_si=
gs(): child process 8504 exited by a signal 11

+++++++++++++++++++++++++++++++++
kamailio -v
version: kamailio 4.3.5 (x86_64/linux)
flags: STATS: Off, USE_TCP, USE_TLS, TLS_HOOKS, USE_RAW_SOCKS, DISABLE_NAGLE,=
 USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP, PKG_MALLOC, DBG_QM_MALLOC, USE_FU=
TEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR, USE=
_DST_BLACKLIST, HAVE_RESOLV_RES
ADAPTIVE_WAIT_LOOPS=3D1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, MAX_U=
RI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB
poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
id: unknown
compiled on 17:51:55 Mar  8 2016 with gcc 4.4.7

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