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List:       netfilter-devel
Subject:    conntrack-tool core dumps
From:       Wang Jian <lark () linux ! net ! cn>
Date:       2005-04-18 9:38:15
Message-ID: 20050418173034.0372.LARK () linux ! net ! cn
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Hi,

When some packets hit the box, conntrack-tool core dumps, below is
backtrace

[root@qos conntrack-tool]# gdb conntrack core.3023 
...
Loaded symbols for extensions/libct_proto_tcp.so
#0  0xb7f1fc2a in strcmp () from /lib/tls/libc.so.6
(gdb) bt
#0  0xb7f1fc2a in strcmp () from /lib/tls/libc.so.6
#1  0x0804aaf8 in findproto (name=0x0) at src/libct.c:429
#2  0x0804a301 in event_handler (sock=0xbffff710, nlh=0xbfffd75c, 
    arg=0xbffff770) at src/libct.c:181
#3  0x0804ae9c in list_conntrack_handler ()
#4  0x0804bb4b in nfnl_listen ()
#5  0x0804b08d in ctnl_event_conntrack ()
#6  0x0804aa82 in event_conntrack () at src/libct.c:413
#7  0x08049d05 in main (argc=3, argv=0xbffff904) at src/conntrack.c:458
(gdb) up
#1  0x0804aaf8 in findproto (name=0x0) at src/libct.c:429
429                     if (strcmp(cur->name, name) == 0) {
(gdb) print cur
$1 = (struct ctproto_handler *) 0xb7fe9b60
(gdb) print name
$2 = 0x0
(gdb) print cur->name
$3 = 0xb7fe89a7 "tcp"




-- 
  lark



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