[Samba] Smb daemon on Arch Linux dies after running for about 7-10 days - `SAMBA_4.13.4' not found

[Rowland penny]

On 24/02/2021 13:21, Kevin Hilton via samba wrote:
> Compared to most the posts on this lists, I have a smbd setup on an Arch Linux install used for home use acting in conjunction for a Time Machine backup solution for users around the household. The smb daemon will run for about 7-10 days before not being reachable but the MacOS time machine clients.
>
> Logs from the Arch linux server for the smb daemon reveal the following:
>
>>   Error loading module '/usr/lib/samba/vfs/streams_xattr.so': /usr/lib/samba/libsamba-debug-samba4.so: version `SAMBA_4.13.4' not found (required by /usr/lib/samba/vfs/streams_xattr.so)
>>   Feb 24 00:31:43 arch-TM smbd[2061291]: [2021/02/24 00:31:43.071512,  0] ../../source3/smbd/vfs.c:185(vfs_init_custom)
>>   Feb 24 00:31:43 arch-TM smbd[2061291]:   error probing vfs module 'streams_xattr': NT_STATUS_UNSUCCESSFUL
>>   Feb 24 00:31:43 arch-TM smbd[2061291]: [2021/02/24 00:31:43.071817,  0] ../../source3/smbd/vfs.c:397(smbd_vfs_init)
>>   Feb 24 00:31:43 arch-TM smbd[2061291]:   smbd_vfs_init: vfs_init_custom failed for streams_xattr
>>   Feb 24 00:31:43 arch-TM smbd[2061291]: [2021/02/24 00:31:43.072051,  0] ../../source3/smbd/service.c:645(make_connection_snum)
>>   Feb 24 00:31:43 arch-TM smbd[2061291]:   make_connection_snum: vfs_init failed for service IPC$
>>   Feb 24 01:37:02 arch-TM smbd[2064532]: [2021/02/24 01:37:02.461245,  0] ../../lib/util/modules.c:49(load_module)
> My smb daemon version is:
>
>>   # sudo smbstatus
>>
>>   Samba version 4.13.4
>>
>>   Service      pid     Machine       Connected at                     Encryption   Signing
>>   ---------------------------------------------------------------------------------------------
>>   TimeMachine  2081796 10.0.1.184    Wed Feb 24 06:48:41 AM 2021 CST  AES-128-CCM  AES-128-CMAC
>>   IPC$         2081796 10.0.1.184    Wed Feb 24 06:48:41 AM 2021 CST  AES-128-CCM  AES-128-CMAC
>>   TimeMachine  2079958 10.0.1.184    Wed Feb 24 06:40:07 AM 2021 CST  AES-128-CCM  AES-128-CMAC
>
> If I restart the service, the smb daemon will again accept connections — for about 7-10 days prior to the daemon then then failing to log the streams_xattr.so module.  Is this a smb problem or more of an Arch implementation problem? How further to debug?


I think we need more info, you refer to a 'smbd' setup, yet you seem to 
be using kerberos, so can you post your smb.conf file.

Rowland