Thanks for reply. I got something interesting:
1) Problem does not occur in the development snapshot
2) I anyway collected the backtrace via MinGW gdb. I can just take the development snapshot, but I think it might be interesting for you to know the reason:
(gdb) bt
#0 0x77e82fed in RPCRT4!I_RpcNegotiateTransferSyntax ()
from C:\WINNT\system32\rpcrt4.dll
#1 0x77e7a741 in RPCRT4!NdrAllocate () from C:\WINNT\system32\rpcrt4.dll
#2 0x77e7f64c in RPCRT4!NdrConformantStructBufferSize ()
from C:\WINNT\system32\rpcrt4.dll
#3 0x77e7ae23 in RPCRT4!NdrpMemoryIncrement ()
from C:\WINNT\system32\rpcrt4.dll
#4 0x77e89a57 in RpcBindingSetAuthInfoExW ()
from C:\WINNT\system32\rpcrt4.dll
#5 0x77e899d2 in RpcBindingSetAuthInfoExW ()
from C:\WINNT\system32\rpcrt4.dll
#6 0x77e89c5c in RpcBindingSetAuthInfoExW ()
from C:\WINNT\system32\rpcrt4.dll
#7 0x77e7cc59 in RPCRT4!NdrConformantArrayBufferSize ()
from C:\WINNT\system32\rpcrt4.dll
#8 0x77e7ae23 in RPCRT4!NdrpMemoryIncrement ()
from C:\WINNT\system32\rpcrt4.dll
#9 0x77e86d08 in RPCRT4!NdrComplexStructFree ()
from C:\WINNT\system32\rpcrt4.dll
#10 0x77e718cc in SimpleTypeMemorySize () from C:\WINNT\system32\rpcrt4.dll
#11 0x00819518 in ?? ()
#12 0x77ef55cc in RPCRT4!CStdStubBuffer_CountRefs ()
from C:\WINNT\system32\rpcrt4.dll
#13 0x77de5ab8 in LsaICLookupSids () from C:\WINNT\system32\advapi32.dll
#14 0x77ddf4b0 in GetSidLengthRequired () from C:\WINNT\system32\advapi32.dll
#15 0x77de5a67 in LsaICLookupSids () from C:\WINNT\system32\advapi32.dll
#16 0x0086d600 in ?? ()
#17 0x77de58f6 in LsaLookupSids () from C:\WINNT\system32\advapi32.dll
#18 0x77de57a7 in LookupAccountSidW () from C:\WINNT\system32\advapi32.dll
#19 0x77e0d99b in LookupAccountSidA () from C:\WINNT\system32\advapi32.dll
#20 0x01029dfb in lookup_account_sid@28 ()
#21 0x0102a10d in get_name_and_id ()
#22 0x0102a284 in get_file_owner_and_group ()
#23 0x0102c2a7 in stat ()
#24 0x0103bdf7 in Finsert_file_contents ()
#25 0x0100ee96 in Ffuncall ()
#26 0x0107139d in exec_byte_code ()
#27 0x01071f9a in Fbyte_code ()
#28 0x0100e48d in eval_sub ()
#29 0x0101111b in internal_lisp_condition_case ()
#30 0x01070ae5 in exec_byte_code ()
#31 0x0100e9ec in funcall_lambda ()
#32 0x0100ed43 in Ffuncall ()
#33 0x0107139d in exec_byte_code ()
#34 0x0100e9ec in funcall_lambda ()
#35 0x0100ed43 in Ffuncall ()
#36 0x0107139d in exec_byte_code ()
#37 0x0100e9ec in funcall_lambda ()
#38 0x0100ed43 in Ffuncall ()
#39 0x0107139d in exec_byte_code ()
#40 0x0100e9ec in funcall_lambda ()
#41 0x0100ed43 in Ffuncall ()
#42 0x0107139d in exec_byte_code ()
#43 0x0100e9ec in funcall_lambda ()
#44 0x0100ed43 in Ffuncall ()
#45 0x0107139d in exec_byte_code ()
#46 0x01071f9a in Fbyte_code ()
#47 0x0100e48d in eval_sub ()
#48 0x0100d4fb in internal_catch ()
#49 0x01070b2b in exec_byte_code ()
#50 0x0100e9ec in funcall_lambda ()
#51 0x0100ed43 in Ffuncall ()
#52 0x0107139d in exec_byte_code ()
#53 0x0100e9ec in funcall_lambda ()
#54 0x0100ed43 in Ffuncall ()
#55 0x0100f1fe in call1 ()
#56 0x0104c4cd in mapcar1 ()
#57 0x0104f6db in Fmapc ()
#58 0x0100eef0 in Ffuncall ()
#59 0x0107139d in exec_byte_code ()
#60 0x0100e9ec in funcall_lambda ()
#61 0x0100ed43 in Ffuncall ()
#62 0x010728ec in Fcall_interactively ()
#63 0x0100eed9 in Ffuncall ()
#64 0x0100f1a0 in call3 ()
#65 0x010259e5 in command_loop_1 ()
#66 0x0100d5b1 in internal_condition_case ()
#67 0x0101cf14 in command_loop_2 ()
#68 0x0100d4fb in internal_catch ()
#69 0x0101dc8c in recursive_edit_1 ()
#70 0x0101df14 in Frecursive_edit ()
#71 0x011a1c47 in main ()
A debugging session is active.
Inferior 1 [process 7112] will be killed.
Quit anyway? (y or n)