[Samba] smbd crashing when accessing share

[Ilia Chipitsine]

Dear Sirs,

FreeBSD-5.3 + samba-3.0.14a
share contains files and folders with cyrillic names. samba and filesystem 
use utf-8

from time to time smbd just crashes, I couldn't yet figure out why, here's 
backtrace:

(gdb) backtrace
#0  0x2868e1d7 in kill () from /lib/libc.so.5
#1  0x2868327e in raise () from /lib/libc.so.5
#2  0x286f5627 in abort () from /lib/libc.so.5
#3  0x081a819a in smb_panic2 ()
#4  0x081a7ff4 in smb_panic ()
#5  0x08196d25 in fault_report ()
#6  0x08196d7a in sig_fault ()
#7  0xbfbfff94 in ?? ()
#8  0x0000000b in ?? ()
#9  0x0000000c in ?? ()
#10 0xbfbfc670 in ?? ()
#11 0x72662e65 in ?? ()
#12 0x08196d6c in fault_report ()
#13 0x081a82be in is_in_path ()
#14 0x080b45af in dos_mode ()
#15 0x080a8dde in get_lanman2_dir_entry ()
#16 0x080aa49c in call_trans2findfirst ()
#17 0x080b28ae in reply_trans2 ()
#18 0x080c78f8 in switch_message ()
#19 0x080c7989 in construct_reply ()
#20 0x080c7ca2 in process_smb ()
#21 0x080c87f6 in smbd_process ()
#22 0x0820e128 in main ()