Re: [OpenSIPStack] Core Dumps

[<jo...@op...>]

thanks for the back trace.  seems like a race condition that can happen 
when a provisional or final response is received at the same time the 
call is being destroyed due to a cancel.  would you be able to send the 
corresponding b2bua log as well?   i want to verify my hypothesis. 

Chris Veazey wrote:
> [root@testbed opensbc]# gdb ./opensbc ./core.10537
> GNU gdb Red Hat Linux (6.3.0.0-1.21rh)
> Copyright 2004 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you are
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> There is absolutely no warranty for GDB.  Type "show warranty" for details.
> This GDB was configured as "i386-redhat-linux-gnu"...Using host libthread_db library "/lib/libthread_db.so.1".
>
> Reading symbols from shared object read from target memory...done.
> Loaded system supplied DSO at 0x83f000
> Core was generated by `./opensbc -d -H 32000 -C 10240000 -p mypid.txt'.
> Program terminated with signal 3, Quit.
>
> warning: svr4_current_sos: Can't read pathname for load map: Input/output error
>
> Cannot access memory at address 0xb7f383d8
> #0  0x0083f402 in __kernel_vsyscall ()
> (gdb) bt
> #0  0x0083f402 in __kernel_vsyscall ()
> #1  0x004ff272 in ?? ()
> #2  0xb26eaeb0 in ?? ()
> #3  0xb26eaeb0 in ?? ()
> #4  0x082d1abf in vtable for PServiceProcess ()
> #5  0xb26eafb0 in ?? ()
> #6  0x0820d2c5 in PServiceProcess::PXOnAsyncSignal ()
> #7  0x0820d2c5 in PServiceProcess::PXOnAsyncSignal ()
> #8  0x082442bc in PXSignalHandler ()
> #9  <signal handler called>
> #10 0x0824cbcd in P_fd_set::operator+= ()
> #11 0x0823ba06 in PSocket::Select ()
> #12 0x0824c3cc in PSocket::Select ()
> #13 0x0817971b in RTP_UDP::ReadData ()
> #14 0x08086615 in B2BUA::B2BMediaInterface::OpalMediaThread::Main ()
> #15 0x082448dc in PThread::PX_ThreadStart ()
> #16 0x004f9b80 in ?? ()
> #17 0xb2c7aca0 in ?? ()
> #18 0xb26eb490 in ?? ()
> #19 0xb26eb490 in ?? ()
> #20 0xb26eb490 in ?? ()
> #21 0xb26eb490 in ?? ()
> #22 0x00000000 in ?? ()
> (gdb)
>
>
>
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