[SR-Users] Kamailio crashes with double qm_free
Tuan Viet Nguyen
ntvietvn at gmail.com
Fri Feb 28 15:49:46 CET 2014
Thanks Daniel,
I've just tested, it works.
Best regards,
On Fri, Feb 28, 2014 at 2:22 PM, Daniel-Constantin Mierla <miconda at gmail.com
> wrote:
> Hello,
>
> it is still related to tm and the other related crashes. This one can be
> avoided via setting:
>
> mem_safety=1
>
> in kamailio.cfg
>
> I saw that other developers will start soon to investigate, I will look
> over the reports soon as well, currently being out of office.
>
> Cheers,
> Daniel
>
>
> On 28/02/14 13:31, Tuan Viet Nguyen wrote:
>
> Hello,
>
> I have another kamailio crash with 4.1.1. The scenario is simple:
> + call a number, fail
> + retry on another peer, fails
>
> In this case, I use t_reply("404", "Not found") then exit. It seems that
> we have a double qm_free.
>
> Log file
> Feb 28 13:15:56 kamailio23 /usr/local/sbin/kamailio[29595]: WARNING: tm
> [t_lookup.c:1536]: t_unref(): WARNING: script writer didn't release
> transaction
> Feb 28 13:15:56 kamailio23 /usr/local/sbin/kamailio[29583]: : <core>
> [mem/q_malloc.c:468]: qm_free(): BUG: qm_free: freeing already freed
> pointer (0x7f9dedb3e110), called from tm: h_table.c: free_cell(157), first
> free tm: h_table.c: free_cell(157) - aborting
> Feb 28 13:15:56 kamailio23 /usr/local/sbin/kamailio[29627]: : <core>
> [pass_fd.c:293]: receive_fd(): ERROR: receive_fd: EOF on 19
> Feb 28 13:15:56 kamailio23 /usr/local/sbin/kamailio[29576]: ALERT: <core>
> [main.c:775]: handle_sigs(): child process 29583 exited by a signal 6
> Feb 28 13:15:56 kamailio23 /usr/local/sbin/kamailio[29576]: ALERT: <core>
> [main.c:778]: handle_sigs(): core was generated
>
> core.kamailio.29583
> (gdb) bt full
> #0 0x00007f9df6afb475 in raise () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
> #1 0x00007f9df6afe6f0 in abort () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
> #2 0x0000000000548253 in qm_free (qm=0x7f9ded878000, p=0x7f9dedb3e110,
> file=0x7f9df515b62d "tm: h_table.c", func=0x7f9df515b7d8 "free_cell",
> line=157) at mem/q_malloc.c:470
> f = 0x7f9dedb3e0e0
> size = 140316274568736
> next = 0x0
> prev = 0x0
> __FUNCTION__ = "qm_free"
> #3 0x00007f9df50ee2b3 in free_cell (dead_cell=0x7f9dedb39490) at
> h_table.c:157
> b = 0x0
> i = 2
> rpl = 0x0
> tt = 0x177dd596e30
> foo = 0x7fffdd597400
> cbs = 0x7f9dedb39490
> cbs_tmp = 0x7fffdd596f10
> __FUNCTION__ = "free_cell"
> #4 0x00007f9df511c662 in t_unref (p_msg=0x7f9df68bfdb0) at t_lookup.c:1546
> kr = 12
> __FUNCTION__ = "t_unref"
> #5 0x00007f9df5146f4d in w_t_unref (foo=0x7f9df68bfdb0, flags=2147483649,
> bar=0x0) at tm.c:765
> No locals.
> #6 0x00000000004d6f27 in exec_post_script_cb (msg=0x7f9df68bfdb0,
> type=REQUEST_CB_TYPE) at script_cb.c:195
> cb = 0x7f9df68a97d0
> flags = 2147483649
> #7 0x00000000004a6e24 in receive_msg (buf=0x921620 "ACK
> sip:0123456789 at 10.100.8.7 SIP/2.0\r\nVia: SIP/2.0/UDP
> 10.100.8.94;branch=z9hG4bKbcd8.9b0d4b2682a07fefaa22406761659624.0\r\nMax-Forwards:
> 15\r\nFrom: \"via_test\" <sip:0310193301 at 10.100.8.12>;tag=as4d03043"...,
> len=375, rcv_info=0x7fffdd5970d0) at receive.c:228
> msg = 0x7f9df68bfdb0
> ctx = {rec_lev = -581341280, run_flags = 32767, last_retcode = 5,
> jmp_env = {{__jmpbuf = {8857080, 0, 0, 0, 0, 140316433164786, 17179869189,
> 0}, __mask_was_saved = 8856992, __saved_mask = {__val = {1,
> 140316271892032, 1656210553, 3713626240, 1024, 8008593472,
> 140316271892032, 140736907014208, 5472467, 1577608202,
> 140316271892032, 50195, 140316271892032, 140316426284544, 8282899704,
> 140736907014272}}}}}
> ret = 0
> inb = {s = 0x921620 "ACK sip:0123456789 at 10.100.8.7SIP/2.0\r\nVia: SIP/2.0/UDP
> 10.100.8.94;branch=z9hG4bKbcd8.9b0d4b2682a07fefaa22406761659624.0\r\nMax-Forwards:
> 15\r\nFrom: \"via_test\" <sip:0310193301 at 10.100.8.12>;tag=as4d03043"...,
> len = 375}
> __FUNCTION__ = "receive_msg"
> #8 0x000000000053c0d8 in udp_rcv_loop () at udp_server.c:536
> len = 375
> buf = "ACK sip:0123456789 at 10.100.8.7 SIP/2.0\r\nVia: SIP/2.0/UDP
> 10.100.8.94;branch=z9hG4bKbcd8.9b0d4b2682a07fefaa22406761659624.0\r\nMax-Forwards:
> 15\r\nFrom: \"via_test\" <sip:0310193301 at 10.100.8.12>;tag=as4d03043"...
> tmp = 0x13e0751a0eb8aa4f <Address 0x13e0751a0eb8aa4f out of bounds>
> from = 0x7f9df68a5408
> fromlen = 16
> ri = {src_ip = {af = 2, len = 4, u = {addrl = {1577608202,
> 4290224}, addr32 = {1577608202, 0, 4290224, 0}, addr16 = {25610, 24072, 0,
> 0, 30384, 65, 0, 0}, addr =
> "\nd\b^\000\000\000\000\260vA\000\000\000\000"}}, dst_ip = {af = 2, len =
> 4, u = {addrl = {
> 117990410, 0}, addr32 = {117990410, 0, 0, 0}, addr16 =
> {25610, 1800, 0, 0, 0, 0, 0, 0}, addr = "\nd\b\a", '\000' <repeats 11
> times>}}, src_port = 5060, dst_port = 5060, proto_reserved1 = 0,
> proto_reserved2 = 0, src_su = {s = {sa_family = 2,
> sa_data = "\023\304\nd\b^\000\000\000\000\000\000\000"}, sin
> = {sin_family = 2, sin_port = 50195, sin_addr = {s_addr = 1577608202},
> sin_zero = "\000\000\000\000\000\000\000"}, sin6 = {sin6_family = 2,
> sin6_port = 50195, sin6_flowinfo = 1577608202,
> sin6_addr = {__in6_u = {__u6_addr8 = '\000' <repeats 15
> times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0,
> 0}}}, sin6_scope_id = 0}}, bind_address = 0x7f9df6704da8, proto = 1 '\001'}
> __FUNCTION__ = "udp_rcv_loop"
> #9 0x000000000046ec98 in main_loop () at main.c:1617
> i = 5
> pid = 0
> si = 0x7f9df6704da8
> si_desc = "udp receiver child=5 sock=10.100.8.7:5060\000\000\000\001",
> '\000' <repeats 19 times>,
> "\020\000\000\000\000\000\000\000y\304\267b\000\000\000\000\260vA\000\000\000\000\000\000tY\335\377\177",
> '\000' <repeats 18 times>,
> "@rY\335\377\177\000\000\002\266K\000\000\000\000"
> nrprocs = 8
> __FUNCTION__ = "main_loop"
> #10 0x0000000000471c38 in main (argc=5, argv=0x7fffdd597408) at main.c:2533
> cfg_stream = 0x164c010
> c = -1
> r = 0
> tmp = 0x7fffdd597438 "\211~Y\335\377\177"
> tmp_len = 0
> port = 5
> proto = 0
> options = 0x5de800
> ":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:"
> ret = -1
> seed = 4192398120
> rfd = 4
> debug_save = 0
> debug_flag = 0
> dont_fork_cnt = 0
> n_lst = 0xbf
> p = 0x416bd9 "H\203\304\b\303" <Address 0x416bde out of bounds>
> __FUNCTION__ = "main"
>
>
> core.kamailio.29576
> (gdb) bt full
> #0 0x00007f9df6afb475 in raise () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
> #1 0x00007f9df6afe6f0 in abort () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
> #2 0x0000000000548253 in qm_free (qm=0x7f9ded878000, p=0x7f9dedb3e110,
> file=0x7f9df515b62d "tm: h_table.c", func=0x7f9df515b7d8 "free_cell",
> line=157) at mem/q_malloc.c:470
> f = 0x7f9dedb3e0e0
> size = 140316274568736
> next = 0x0
> prev = 0x0
> __FUNCTION__ = "qm_free"
> #3 0x00007f9df50ee2b3 in free_cell (dead_cell=0x7f9dedb39490) at
> h_table.c:157
> b = 0x7f9df464b480 "dialog: dlg_cb.c"
> i = 0
> rpl = 0x7f9df464b8e0
> tt = 0x7f9df4a8cc75
> foo = 0x5000548a29
> cbs = 0xd000000001
> cbs_tmp = 0x1edb086c8
> __FUNCTION__ = "free_cell"
> #4 0x00007f9df50ef480 in free_hash_table () at h_table.c:441
> p_cell = 0x7f9dedb39490
> tmp_cell = 0x7f9deda23d90
> i = 36299
> __FUNCTION__ = "free_hash_table"
> #5 0x00007f9df5102d35 in tm_shutdown () at t_funcs.c:122
> __FUNCTION__ = "tm_shutdown"
> #6 0x00000000004f8101 in destroy_modules () at sr_module.c:817
> t = 0x7f9df670fd50
> foo = 0x7f9df670f588
> __FUNCTION__ = "destroy_modules"
> #7 0x00000000004689b2 in cleanup (show_status=1) at main.c:560
> memlog = 32669
> __FUNCTION__ = "cleanup"
> #8 0x0000000000469aab in shutdown_children (sig=15, show_status=1) at
> main.c:702
> __FUNCTION__ = "shutdown_children"
> #9 0x000000000046b146 in handle_sigs () at main.c:793
> chld = 0
> chld_status = 134
> memlog = 0
> __FUNCTION__ = "handle_sigs"
> #10 0x000000000046f549 in main_loop () at main.c:1746
> i = 8
> pid = 29627
> si = 0x0
> si_desc = "udp receiver child=7 sock=91.213.79.31:5060\000\001",
> '\000' <repeats 19 times>,
> "\020\000\000\000\000\000\000\000y\304\267b\000\000\000\000\260vA\000\000\000\000\000\000tY\335\377\177",
> '\000' <repeats 18 times>,
> "@rY\335\377\177\000\000\002\266K\000\000\000\000"
> nrprocs = 8
> __FUNCTION__ = "main_loop"
> #11 0x0000000000471c38 in main (argc=5, argv=0x7fffdd597408) at main.c:2533
> cfg_stream = 0x164c010
> c = -1
> r = 0
> tmp = 0x7fffdd597438 "\211~Y\335\377\177"
> tmp_len = 0
> port = 5
> proto = 0
> options = 0x5de800
> ":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:"
> ret = -1
> seed = 4192398120
> rfd = 4
> debug_save = 0
> debug_flag = 0
> dont_fork_cnt = 0
> n_lst = 0xbf
> p = 0x416bd9 "H\203\304\b\303" <Address 0x416bde out of bounds>
> __FUNCTION__ = "main"
>
>
> Thanks for your help
>
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at 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
>
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
> sr-users at lists.sip-router.org
> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>
>
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