補完で落ちた

ちょっとやってみて!

ichii386@elmo% sudo -u nobody -H gdb zsh
GNU gdb 6.7.1-debian
Copyright (C) 2007 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 "i486-linux-gnu"...
(no debugging symbols found)
Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1".
(gdb) run
Starting program: /usr/bin/zsh 
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
elmo% autoload compinit
elmo% compinit
(no debugging symbols found)
elmo% sh -c '`;  <-- ここで<tab>で補完
Program received signal SIGSEGV, Segmentation fault.
0x08067f5c in ?? ()
(gdb) bt
#0  0x08067f5c in ?? ()
Cannot access memory at address 0xbf595300
(gdb) 

さいきんSEGVとかに触れ合いすぎてて悲しい。だれかたすけてー