[Samba] Odd and repeating "error" being logged

Karl Denninger karl at denninger.net
Tue Jun 1 20:13:51 UTC 2021


On 6/1/2021 15:28, Rowland penny via samba wrote:
> On 01/06/2021 20:06, Karl Denninger via samba wrote:
>> Context: FreeBSD 12.2-STABLE, Samba 4.13.8
>>
>> Samba is running as a Workgroup server and running perfectly well -- 
>> but in the system log I keep getting this sort of error every 5 
>> minutes on the button:
>>
>> Jun  1 14:47:44 NewFS winbindd[64462]: [2021/06/01 14:47:44.823191,  
>> 0] ../../source3/rpc_server/rpc_ncacn_np.c:456(rpcint_dispatch)
>> Jun  1 14:47:44 NewFS winbindd[64462]:   rpcint_dispatch: DCE/RPC 
>> fault in call lsarpc:32 - DCERPC_NCA_S_OP_RNG_ERROR
>> Jun  1 14:47:44 NewFS winbindd[64462]: [2021/06/01 14:47:44.823963,  
>> 0] ../../source3/rpc_server/rpc_ncacn_np.c:456(rpcint_dispatch)
>> Jun  1 14:47:44 NewFS winbindd[64462]:   rpcint_dispatch: DCE/RPC 
>> fault in call lsarpc:32 - DCERPC_NCA_S_OP_RNG_ERROR
>> Jun  1 14:52:44 NewFS winbindd[64462]: [2021/06/01 14:52:44.851005,  
>> 0] ../../source3/rpc_server/rpc_ncacn_np.c:456(rpcint_dispatch)
>> Jun  1 14:52:44 NewFS winbindd[64462]:   rpcint_dispatch: DCE/RPC 
>> fault in call lsarpc:32 - DCERPC_NCA_S_OP_RNG_ERROR
>> Jun  1 14:52:44 NewFS winbindd[64462]: [2021/06/01 14:52:44.851713,  
>> 0] ../../source3/rpc_server/rpc_ncacn_np.c:456(rpcint_dispatch)
>> Jun  1 14:52:44 NewFS winbindd[64462]:   rpcint_dispatch: DCE/RPC 
>> fault in call lsarpc:32 - DCERPC_NCA_S_OP_RNG_ERROR
>>
>> Googling around has not helped with finding the cause.... This is an 
>> "isolated" machine in that it does not have an LDAP server or other 
>> Windows Domain Controller on the network it is attached to; user 
>> authentication is done via local smbpasswd.  Basically, a very simple 
>> local setup that provides file and printer service for a handful of 
>> Windows 10 machines.  It is running perfectly well without problems; 
>> the client machines have no issues with connectivity or file service.
>>
>> From the error I would surmise that it's upset about a cryptographic 
>> seed in some form, but where and why I don't know.
>>
>> Any idea what's going on here?
>
>
> If you are running Samba in a workgroup, then you are also probably 
> running it as a standalone server, if so, then there is a simple fix, 
> turn winbind off.
>
> Though it might be an idea to post your smb.conf to confirm just how 
> you are running Samba.
>
> Rowland 

It is a stand-alone server, yes -- no LDAP or other Windows domain 
controller on the network it refers to.

I'll shut it off -- having it on didn't used to result in errors at some 
point in the past but apparently now does.

Thanks.

-- 
Karl Denninger
karl at denninger.net <mailto:karl at denninger.net>
/The Market Ticker/
/[S/MIME encrypted email preferred]/


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