Thanks for the info. Here my try at backtrace:
Program received signal SIGSEGV, Segmentation fault.
0x00007f65dc0c5a31 in _wrap_svn_txdelta_apply ()
from /usr/lib/x86_64-linux-gnu/perl5/5.20/auto/SVN/_Delta/_Delta.so
(gdb) bt
#0 0x00007f65dc0c5a31 in _wrap_svn_txdelta_apply ()
from /usr/lib/x86_64-linux-gnu/perl5/5.20/auto/SVN/_Delta/_Delta.so
#1 0x00007f65e153981b in Perl_pp_entersub ()
from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#2 0x00007f65e1532056 in Perl_runops_standard ()
from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#3 0x00007f65e15696af in ?? () from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#4 0x00007f65e1532056 in Perl_runops_standard ()
from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#5 0x00007f65e14ba6c1 in Perl_call_sv ()
from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#6 0x00007f65def70398 in svn_swig_pl_callback_thunk ()
from /usr/lib/x86_64-linux-gnu/libsvn_swig_perl-1.so.1
#7 0x00007f65def70865 in ?? ()
from /usr/lib/x86_64-linux-gnu/libsvn_swig_perl-1.so.1
#8 0x00007f65dab4e34c in ?? ()
from /usr/lib/x86_64-linux-gnu/libsvn_ra_svn-1.so.1
#9 0x00007f65dab4e65e in svn_ra_svn_drive_editor2 ()
from /usr/lib/x86_64-linux-gnu/libsvn_ra_svn-1.so.1
#10 0x00007f65dab48fbc in ?? ()
from /usr/lib/x86_64-linux-gnu/libsvn_ra_svn-1.so.1
#11 0x00007f65d86c083d in _wrap_svn_ra_reporter2_invoke_finish_report ()
from /usr/lib/x86_64-linux-gnu/perl5/5.20/auto/SVN/_Ra/_Ra.so
---Type <return> to continue, or q <return> to quit---
#12 0x00007f65e153981b in Perl_pp_entersub ()
from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#13 0x00007f65e1532056 in Perl_runops_standard ()
from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#14 0x00007f65e14c264d in perl_run ()
from /usr/lib/x86_64-linux-gnu/libperl.so.5.20
#15 0x0000000000400e19 in main ()
---- On Fri, 05 Aug 2016 16:13:32 -0400 Eric Wong wrote ----