[sr-dev] kamailio 4.1 segfault with MySQL auth
Daniel-Constantin Mierla
miconda at gmail.com
Tue May 20 18:37:05 CEST 2014
What is the value of tcp_children on your config? Do you listen on a tcp
socket?
I need also more from gdb:
frame 1
p tcp_children[0]
Daniel
On 20/05/14 17:44, Peter Villeneuve wrote:
> Sure. Thanks Daniel.
>
>
> #0 handle_ser_child (p=0x7f1ec3adc1d8, fd_i=fd_i at entry=-1) at
> tcp_main.c:3579
> tcpconn = <optimized out>
> tmp = <optimized out>
> response = {9034836, 2086}
> cmd = <optimized out>
> bytes = <optimized out>
> ret = -1
> fd = <optimized out>
> flags = <optimized out>
> t = <optimized out>
> con_lifetime = <optimized out>
> nxt_timeout = <optimized out>
> __FUNCTION__ = "handle_ser_child"
> #1 0x00000000005328da in send2child (tcpconn=0x7f05815ddda8) at
> tcp_main.c:3979
> i = <optimized out>
> min_busy = <optimized out>
> idx = 0
> wlast = <optimized out>
> last = <optimized out>
> crt = 1
> wfirst = <optimized out>
> #2 handle_tcpconn_ev (tcpconn=0x7f05815ddda8, ev=<optimized out>,
> ev at entry=1, fd_i=fd_i at entry=-1) at tcp_main.c:4314
> empty_q = <optimized out>
> bytes = 0
> __FUNCTION__ = "handle_tcpconn_ev"
> #3 0x000000000053c428 in handle_io (idx=-1, ev=<optimized out>,
> fm=<optimized out>) at tcp_main.c:4366
> ret = <optimized out>
> #4 io_wait_loop_epoll (repeat=repeat at entry=0, t=5, h=0x89dc40) at
> io_wait.h:1092
> n = 1
> r = <optimized out>
> fm = 0x7f058b9da368
> revents = 1
> #5 0x0000000000544577 in tcp_main_loop () at tcp_main.c:4660
> si = <optimized out>
> r = <optimized out>
> __FUNCTION__ = "tcp_main_loop"
> #6 0x00000000004821a8 in main_loop () at main.c:1711
> i = <optimized out>
> pid = <optimized out>
> si = 0x0
> si_desc =
> "\t\000\000\000\005\177\000\000\000\000\034\000\000\000\000\000\001\000\000\000\005\177\000\000\310\311\027\206\005\177",
> '\000' <repeats 18 times>,
> "pn\233\213\005\177\000\000\002\000\000\000\000\000\000\000\f\b\000\000\000\000\000\000@\333`\000\000\000\000\000\003\000\000\000\377\177\000\000\000!\006\370
> \033\340\337\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\210ٓ\000\000\000\000\000\200ٓ\000\000\000\000"
> nrprocs = <optimized out>
> __FUNCTION__ = "main_loop"
>
> #7 0x0000000000420585 in main (argc=<optimized out>, argv=<optimized
> out>) at main.c:2533
> cfg_stream = <optimized out>
> c = <optimized out>
> r = <optimized out>
> tmp = 0x7fffd40e1f81 ""
> tmp_len = -737279072
> port = -163754450
> proto = -1
> options = 0x608ab0
> ":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:"
> ret = -1
> seed = 542838069
> rfd = 0
> ---Type <return> to continue, or q <return> to quit---
> debug_save = <optimized out>
> debug_flag = <optimized out>
> dont_fork_cnt = <optimized out>
> n_lst = 0x0
> p = <optimized out>
> __FUNCTION__ = "main"
> (gdb) p *p
> Cannot access memory at address 0x7f1ec3adc1d8
> (gdb)
>
>
>
> On Tue, May 20, 2014 at 4:04 PM, Daniel-Constantin Mierla
> <miconda at gmail.com <mailto:miconda at gmail.com>> wrote:
>
> Hello,
>
> can you get the output of gdb for 'bt full'?
>
> As well as 'p *p'?
>
> Daniel
>
>
> On 20/05/14 15:59, Peter Villeneuve wrote:
>> Well I ended up dumping the core and this is what GDB tells me.
>> How can tcp_main.c be missing if I installed the deb packages? Weird.
>>
>> What do people suggest I do from here? Remove the deb packages
>> and compile directly from git?
>>
>> Thanks,
>>
>> Peter
>>
>>
>> me at myhost:/$ sudo gdb /usr/sbin/kamailio /home/corefiles/core2
>> GNU gdb (GDB) 7.4.1-debian
>> Copyright (C) 2012 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later
>> <http://gnu.org/licenses/gpl.html>
>> This is free software: you are free to change and redistribute it.
>> There is NO WARRANTY, to the extent permitted by law. Type "show
>> copying"
>> and "show warranty" for details.
>> This GDB was configured as "x86_64-linux-gnu".
>> For bug reporting instructions, please see:
>> <http://www.gnu.org/software/gdb/bugs/>...
>> Reading symbols from /usr/sbin/kamailio...Reading symbols from
>> /usr/lib/debug/.build-id/dd/9191ec1e595a90e4844b8ccd1c70b3c92037a1.debug...done.
>> done.
>> [New LWP 30988]
>>
>> warning: Could not load shared library symbols for linux-vdso.so.1.
>> Do you need "set solib-search-path" or "set sysroot"?
>> [Thread debugging using libthread_db enabled]
>> Using host libthread_db library
>> "/lib/x86_64-linux-gnu/libthread_db.so.1".
>> Core was generated by `/usr/sbin/kamailio -f
>> /etc/kamailio/kamailio.cfg -P /var/run/kamailio/kamailio.'.
>> Program terminated with signal 11, Segmentation fault.
>> #0 handle_ser_child (p=0x7f1ec3adc1d8, fd_i=fd_i at entry=-1) at
>> tcp_main.c:3579
>> 3579 *tcp_main.c: No such file or directory*.
>> (gdb) backtrace
>> #0 handle_ser_child (p=0x7f1ec3adc1d8, fd_i=fd_i at entry=-1) at
>> tcp_main.c:3579
>> #1 0x00000000005328da in send2child (tcpconn=0x7f05815ddda8) at
>> tcp_main.c:3979
>> #2 handle_tcpconn_ev (tcpconn=0x7f05815ddda8, ev=<optimized
>> out>, ev at entry=1, fd_i=fd_i at entry=-1) at tcp_main.c:4314
>> #3 0x000000000053c428 in handle_io (idx=-1, ev=<optimized out>,
>> fm=<optimized out>) at tcp_main.c:4366
>> #4 io_wait_loop_epoll (repeat=repeat at entry=0, t=5, h=0x89dc40)
>> at io_wait.h:1092
>> #5 0x0000000000544577 in tcp_main_loop () at tcp_main.c:4660
>> #6 0x00000000004821a8 in main_loop () at main.c:1711
>> #7 0x0000000000420585 in main (argc=<optimized out>,
>> argv=<optimized out>) at main.c:2533
>> (gdb)
>>
>>
>>
>> On Tue, May 20, 2014 at 11:33 AM, Peter Villeneuve
>> <petervnv1 at gmail.com <mailto:petervnv1 at gmail.com>> wrote:
>>
>> Hi,
>>
>> I posted previously on this issue but never got any replies.
>>
>> Has anyone had this experience with 4.1?
>> It seems that as soon as a UAC tries to register, Kamailio
>> segfaults:
>>
>> May 20 09:41:00 vmhost /usr/sbin/kamailio[27806]: ALERT:
>> <core> [main.c:775]: handle_sigs(): child process 27813
>> exited by a signal 11
>> May 20 09:41:00 vmhost /usr/sbin/kamailio[27806]: ALERT:
>> <core> [main.c:778]: handle_sigs(): core was not generated
>> May 20 09:41:00 vmhost /usr/sbin/kamailio[27806]: INFO:
>> <core> [main.c:790]: handle_sigs(): INFO: terminating due to
>> SIGCHLD
>> May 20 09:41:00 vmhost kernel: [251087.555502]
>> kamailio[27813]: *segfault at* 7fa5d1d0a1dc ip
>> 0000000000536104 sp 00007fffaade6c20 error 4 in
>> kamailio[400000+27a000]
>> May 20 09:41:00 vmhost /usr/sbin/kamailio[27812]: INFO:
>> <core> [main.c:841]: sig_usr(): INFO: signal 15 received
>>
>>
>>
>>
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>
> --
> Daniel-Constantin Mierla -http://www.asipto.com
> http://twitter.com/#!/miconda <http://twitter.com/#%21/miconda> -http://www.linkedin.com/in/miconda
>
>
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>
--
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
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