Hi All,
I imagine that this core doesn't easy to replicate but somebody can
help me to understand why it was generated? There is some way to prevent
it?
Best Regards
2012/7/18 Renan Capaverde <renan.capaverde(a)digitro.com.br>
I am having the same problem on kamailio 3.1.6.
Someone please help.
Cheers,
Renan
Em 17/7/2012 14:26, Bruno Bresciani escreveu:
Excuse-me Daniel, I forgot this information... Kamailio version 3.1.2
Best Regards
2012/7/17 Daniel-Constantin Mierla <miconda(a)gmail.com>
> Hello,
>
> send also the version 'kamailio -V' to match the proper sources.
>
> Cheers,
> Daniel
>
>
> On 7/17/12 7:11 PM, Bruno Bresciani wrote:
>
> Hi all,
>
> I observed two at 0x08173bf0 in fm_realloc (qm=0xb5f7d000,
> p=0xb61f0bc0, size=0) at mem/f_malloc.c:536.
>
> I don't know exactly what may be caused this core because the debug of
> kamailio is disabled, but looking at backtrace (gdb) and source code I
> could notice a relationship with TLS connection establishment (handshake).
> Other important fact is that core was generated by the kamalio itself with
> signal 6 (abort) because it can't find the pointer to memory realloc.
> I'd like to know if someone already observed this issue and if my
> analyse above is correct?
>
> Bellow is backtrace full with gdb:
>
> Core was generated by `/home2/local/kamailio/sbin/kamailio -P
> /var/run/kamailio.pid'.
> Program terminated with signal 6, Aborted.
> #0 0x00f30402 in __kernel_vsyscall ()
> (gdb)
> (gdb)
> (gdb)
> (gdb)
> (gdb) bt full
> #0 0x00f30402 in __kernel_vsyscall ()
> No symbol table info available.
> #1 0x009fec10 in raise () from /lib/libc.so.6
> No symbol table info available.
> #2 0x00a00521 in abort () from /lib/libc.so.6
> No symbol table info available.
> #3 0x08173bf0 in fm_realloc (qm=0xb5f7d000, p=0xb61f0bc0, size=0) at
> mem/f_malloc.c:536
> f = (struct fm_frag *) 0xb61f0bb8
> pf = <value optimized out>
> orig_size = 18
> L=Ãb¬Ã2n = (struct fm_frag *) 0xb61f0bd2
> ptr = <value optimized out>
> hash = 23548
> #4 0x0051a87f in ser_realloc (ptr=0xb61f0bc0, size=32) at
> ../../mem/shm_mem.h:266
> No locals.
> #5 0x00460295 in OPENSSL_cleanse () from /lib/libcrypto.so.6
> No symbol table info available.
> #6 0x004609f7 in CRYPTO_realloc () from /lib/libcrypto.so.6
> No symbol table info available.
> #7 0x003efb22 in sk_insert () from /lib/libcrypto.so.6
> No symbol table info available.
> #8 0x003efbaa in sk_push () from /lib/libcrypto.so.6
> No symbol table info available.
> #9 0x007c2ac3 in ssl_bytes_to_cipher_list () from /lib/libssl.so.6
> No symbol table info available.
> #10 0x007aa9f3 in ssl3_get_client_hello () from /lib/libssl.so.6
> No symbol table info available.
> #11 0x007ab815 in ssl3_accept () from /lib/libssl.so.6
> No symbol table info available.
> #12 0x007c1c3a in SSL_accept () from /lib/libssl.so.6
> No symbol table info available.
> #13 0x005278e3 in tls_accept (c=0xb621af88, error=0xbf91dfc8) at
> tls_server.c:346
> ret = <value optimized out>
> ssl = (SSL *) 0xb61c1878
> cert = <value optimized out>
> tls_c = (struct tls_extra_data *) 0xb6208e58
> tls_log = <value optimized out>
> #14 0x0052da8e in tls_read_f (c=0xb621af88, flags=0xbf91e200) at
> tls_server.c:1028
> r = (struct tcp_req *) 0xb621affc
> bytes_free = 4095
> bytes_read = 70
> read_size = 4095
> ssl_error = 0
> ssl_read = 0
> ssl = (SSL *) 0xb61c1878
> rd_buf =
> "\026\003\001\000A\001\000\000=\003\001Oÿ\v¡ywP\fkÃDÃ
>
>
0/\000\a\000\005\001\000ÃÃÃï000\000\026\0009\0008\0005\000\026\000\023\000\n\0003\0002\00
> 202i<ä<åþ\031ì234Â
\237ê030Y){lѶ"...06Ã'Ãr9ìë¸{[©\t\205\037\036ÿHPH5µ\t(é32Ã027æò036¾\"\rÔ¤YÃ215uº\027)ö000ñ215\vÃÃ
éEa\023xéJ\206T\204CÃ
> wr_buf =
> "\027\003\001\003Â
w²'\016ѼÃ033ÃLÃ021Ã)Ã\220hnL¦\020Xê\236\200\tIhøSf\234Ã\rÃ
>
>
?¯¼\024FÃ\200ª/\2264RÃaäIpXȬÃ035äQh\211Ã026ý4ÃU+\asr£/`¤Oû1AʹqUܿ·v±ü\205"...
> rd = {buf = 0xbf90dfa4 "\026\003\001", pos = 70, used = 70,
> size = 65536}
> wr = {
> buf = 0xbf8fdfa4
> "\027\003\001\003Â
w²'\016ѼÃ033ÃLÃ021Ã)Ã\220hnL¦\020Xê\236\200\tIhøSf\234Ã\rÃ
>
?¯¼\024FÃ\200ª/\2264RÃaäIpXȬÃ035äQh\211Ã026ý4ÃU+\asr£/`¤Oû1AʹqUܿ·v±ü\205"...,
> pos = 0, used = 0,
> size = 65536}
> tls_c = (struct tls_extra_data *) 0xb6208e58
> enc_rd_buf = (struct tls_rd_buf *) 0x0
> n = 0
> flush_flags = <value optimized out>
> err_src = 0x541a83 "TLS read:"
> x = <value optimized out>
> #15 0x08158ade in tcp_read_headers (c=0xb621af88,
> read_flags=0xbf91e200) at tcp_read.c:406
> bytes = -1
> remaining = <value optimized out>
> p = <value optimized out>
> r = (struct tcp_req *) 0xb621affc
> #16 0x08158fd4 in tcp_read_req (con=0xb621af88, bytes_read=0xbf91e204,
> read_flags=0xbf91e200) at tcp_read.c:871
> bytes = <value optimized out>
> total_bytes = 0
> resp = <value optimized out>
> size = <value optimized out>
> req = (struct tcp_req *) 0xb621affc
> dst = {send_sock = 0x1, to = {s = {sa_family = 57540, sa_data
> = "\221¿\020\000\000\000\000\000\000\000\020\000\000"}, sin = {sin_family
> = 57540,
> sin_port = 49041, sin_addr = {s_addr = 16}, sin_zero =
> "\000\000\000\000\020\000\000"}, sin6 = {sin6_family = 57540, sin6_port =
> 49041,
> sin6_flowinfo = 16, sin6_addr = {in6_u = {u6_addr8 =
> "\000\000\000\000\020\000\000\000\001\000\000\000\001\000\000", u6_addr16
=
> {0, 0, 16, 0, 1, 0,
> 1, 0}, u6_addr32 = {0, 16, 1, 1}}}, sin6_scope_id = 12}},
> id = -1080958468, proto = 4 '\004', send_flags = {f = 0 '\0',
blst_imask =
> 0 '\0'}}
> c = 10 '\n'
> #17 0x08159a0f in handle_io (fm=0x83296b0, events=1, idx=-1) at
> tcp_read.c:1150
> ret = 4
> n = 4
> read_flags = 1
> con = (struct tcp_connection *) 0xb621af88
> s = 12
> resp = <value optimized out>
> t = <value optimized out>
> #18 0x0815d653 in tcp_receive_loop (unix_sock=35) at io_wait.h:1091
> No locals.
> ---Type <return> to continue, or q <return> to quit---
> #19 0x0812885b in tcp_init_children () at tcp_main.c:4819
> r = 3
> reader_fd_1 = 35
> pid = <value optimized out>
> si = <value optimized out>
> #20 0x080ad412 in main_loop () at main.c:1632
> i = 4
> pid = <value optimized out>
> si = (struct socket_info *) 0x0
> si_desc = "udp receiver child=3 sock=192.168.166.31:5060
>
\000\221¿\002\000\000\000/\200\220\000\001\000\000\000\000\000H\000¨ä21¿\001\000\000\000°¶è026¶\000\000\000\000\000õ\030s2\b\002\000\000\000âf\b\000õ\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000ÿÿÿÿ¸ä21¿"
> #21 0x080afbe7 in main (argc=3, argv=dwarf2_read_address: Corrupted
> DWARF expression.
> ) at main.c:2398
> cfg_stream = (FILE *) 0x8a2d008
> c = <value optimized out>
> r = 0
> tmp = 0xbf91e674
>
"\212þ\221¿\233þ\221¿°þ\221¿»þ\221¿Ã\221¿ù1¿\020ÿ\221¿Dÿ\221¿Lÿ\221¿Wÿ\221¿]ÿ\221¿oÿ\221¿{ÿ\221¿\202ÿ\221
> tmp_len = 10492229
> port = 136192361
> proto = -1080957480
> ret = <value optimized out>
> seed = 21782655
> rfd = 4
> debug_save = <value optimized out>
> debug_flag = 0
> dont_fork_cnt = 0
> n_lst = <value optimized out>
> p = <value optimized out>
>
>
> Best Regards
>
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing
listsr-users@lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>
>
> --
> Daniel-Constantin Mierla -
http://www.asipto.comhttp://twitter.com/#!/miconda -
http://www.linkedin.com/in/miconda
> Kamailio Advanced Training, Seattle, USA, Sep 23-26, 2012 -
http://asipto.com/u/katu
> Kamailio Practical Workshop, Netherlands, Sep 10-12, 2012 -
http://asipto.com/u/kpw
>
>
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