[sr-dev] XMLRPC seg fault

[Jason Penton]

Sorry, I sent the incorrect bt,

(gdb) bt
#0  0x00007f63b2227e08 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f63b2229496 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f63b222d388 in calloc () from /lib/x86_64-linux-gnu/libc.so.6
#3  0x00007f63b221bcd9 in open_memstream () from
/lib/x86_64-linux-gnu/libc.so.6
#4  0x00007f63b2298dcb in __vsyslog_chk () from
/lib/x86_64-linux-gnu/libc.so.6
#5  0x00007f63b229941f in syslog () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x000000000055c7ac in fm_free (qm=0x7f63b12a8010, p=0x7f63b1363738,
file=0x6486b3 "<core>: parser/parse_via.c", func=0x64aa01 "free_via_list",
line=2771) at mem/f_malloc.c:576
#7  0x000000000059c0e8 in free_via_list (vb=0x0) at parser/parse_via.c:2771
#8  0x00000000005624f7 in clean_hdr_field (hf=0x7f63b13636c0) at
parser/hf.c:174
#9  0x0000000000562650 in free_hdr_field_lst (hf=0x7f63b1363858) at
parser/hf.c:224
#10 0x000000000056712b in free_sip_msg (msg=0x7fffe0a0d680) at
parser/msg_parser.c:732
#11 0x00007f63af7ceb7f in em_receive_request (orig_msg=0x7f63b1396e08,
    new_buf=0x1ff3e50 "POST sip:127.0.0.1:9 HTTP/1.0\r\nVia: SIP/2.0/TCP
10.0.1.163:40594\r\nHost:
ZAUbuntu009.it.za.smilecoms.com:6060\r\nContent-Length:
183\r\nUser-Agent: Apache XML RPC 3.0 (Lite HTTP
Transport)\r\nContent-Type: t"..., new_len=394) at xmlrpc.c:2295
#12 0x00007f63af7cf380 in process_xmlrpc (msg=0x7f63b1396e08) at
xmlrpc.c:2367
#13 0x0000000000499a3b in nonsip_msg_run_hooks (msg=0x7f63b1396e08) at
nonsip_hooks.c:125
#14 0x00000000004b3ff6 in receive_msg (
    buf=0x201d430 "POST /RPC2 HTTP/1.0\r\nHost:
ZAUbuntu009.it.za.smilecoms.com:6060\r\nContent-Length: 183\r\nUser-Agent:
Apache XML RPC 3.0 (Lite HTTP Transport)\r\nContent-Type:
text/xml\r\n\r\n<?xml version=\"1.0\" encoding=\"UTF-"..., len=349,
rcv_info=0x7f636b391a38) at receive.c:161
#15 0x0000000000542066 in receive_tcp_msg (
    tcpbuf=0x7f636b391d08 "POST /RPC2 HTTP/1.0\r\nHost:
ZAUbuntu009.it.za.smilecoms.com:6060\r\nContent-Length: 183\r\nUser-Agent:
Apache XML RPC 3.0 (Lite HTTP Transport)\r\nContent-Type:
text/xml\r\n\r\n<?xml version=\"1.0\" encoding=\"UTF-"..., len=349,
rcv_info=0x7f636b391a38, con=0x7f636b391a20) at tcp_read.c:1232
#16 0x0000000000542fbf in tcp_read_req (con=0x7f636b391a20,
bytes_read=0x7fffe0a0e1f0, read_flags=0x7fffe0a0e1f4) at tcp_read.c:1387
#17 0x0000000000544408 in handle_io (fm=0x7f63b1383d38, events=1, idx=-1)
at tcp_read.c:1559
#18 0x000000000053d1da in io_wait_loop_epoll (h=0x8f8fe0, t=2, repeat=0) at
io_wait.h:1092
#19 0x00000000005452d8 in tcp_receive_loop (unix_sock=34) at tcp_read.c:1728
#20 0x00000000005376d9 in tcp_init_children () at tcp_main.c:4959
#21 0x0000000000473859 in main_loop () at main.c:1704
#22 0x0000000000476587 in main (argc=7, argv=0x7fffe0a0e6e8) at main.c:2542



On Mon, May 19, 2014 at 4:57 PM, Juha Heinanen <jh at tutpro.com> wrote:

> Jason Penton writes:
>
> > I see you did a few changes re. XMLRPC recently (end of last month). I am
> > getting the following (is it related) - if not I will take a look:
> >
> > Program terminated with signal 11, Segmentation fault.
> ...
> > #6  0x0000000000552dac in destroy_avp_list (list=0x94d420) at
> usr_avp.c:644
> > #7  0x0000000000552f3e in reset_avps () at usr_avp.c:678
> > #8  0x00000000004b4890 in receive_msg (
> >     buf=0x16f01a0 "POST /RPC2 HTTP/1.0\r\nHost:
> > ZAUbuntu009.it.za.smilecoms.com:6060\r\nContent-Length:
> 183\r\nUser-Agent:
> > Apache XML RPC 3.0 (Lite HTTP Transport)\r\nContent-Type:
> > text/xml\r\n\r\n<?xml version=\"1.0\" encoding=\"UTF-"..., len=349,
> > rcv_info=0x7f8a1ba39a38) at receive.c:292
>
> did you get any error message to syslog just before the crash?
>
> based on the bt, looks like the crash happened before xmlrcp server got
> the request it.
>
> -- juha
>
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>
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