Segfault at <CTRL> s

Dear Dillo developers,

since some days I get a segfault when starting the web search via
<CTRL>s (using the dillo 3.0 trunk).  Here is the backtrace:


$ gdb ./dillo 
GNU gdb (GDB) 7.0.1-debian
Copyright (C) 2009 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 /PATH/TO/DILLO/dillo...done.
(gdb) r
Starting program: /PATH/TO/DILLO/dillo
[Thread debugging using libthread_db enabled]
dillo_dns_init: Here we go! (threaded)
Disabling cookies.
Nav_open_url: new url='http://www.google.de'
[New Thread 0x7ffff5111700 (LWP 21693)]
Dns_server [0]: www.google.de is 74.125.43.106 74.125.43.104 74.125.43.99 74.125.43.147 74.125.43.105 74.125.43.103
[Thread 0x7ffff5111700 (LWP 21693) exited]
Connecting to 74.125.43.106

<snip>Now I press <CTRL> s</snip>

Program received signal SIGSEGV, Segmentation fault.
__strrchr_sse2 () at ../sysdeps/x86_64/multiarch/../strrchr.S:33
33	       ../sysdeps/x86_64/multiarch/../strrchr.S: Can't find file or directory.
	       in ../sysdeps/x86_64/multiarch/../strrchr.S
Current language:  auto
The current source language is "auto; currently asm".
(gdb) l
28    in ../sysdeps/x86_64/multiarch/../strrchr.S
(gdb) bt
#0  __strrchr_sse2 () at ../sysdeps/x86_64/multiarch/../strrchr.S:33
#1  0x0000000000410640 in a_Misc_parse_search_url (source=0x0, 
    label=0x7fffffffdb58, urlstr=0x7fffffffdb50) at misc.c:395
#2  0x0000000000414ddf in a_Dialog_input (msg=<value optimized out>)
    at dialog.cc:167
#3  0x000000000040d137 in a_UIcmd_search_dialog (vbw=0x774180) at uicmd.cc:820
#4  0x000000000040a9fd in UI::handle (this=0x7951a0, event=12) at ui.cc:821
#5  0x000000000046451b in send(int, Fl_Widget*, Fl_Window*) ()
#6  0x0000000000465415 in Fl::handle_(int, Fl_Window*) ()
#7  0x000000000046533c in Fl::handle_(int, Fl_Window*) ()
#8  0x0000000000485530 in fl_handle(_XEvent const&) ()
#9  0x000000000048558d in do_queued_events() ()
#10 0x00000000004857ac in fl_wait(double) ()
#11 0x0000000000465c23 in Fl::wait(double) ()
#12 0x0000000000465c93 in Fl::run() ()
#13 0x0000000000407f14 in main (argc=1, argv=0x7fffffffe3c8) at dillo.cc:429


Kind regards,
Alexander