Recent Samba (4.18.0+) winbind configuration ?

[Jeremy Allison]

On Tue, Apr 11, 2023 at 02:32:27PM +0200, Jiří Šašek - Solaris Prague via samba-technical wrote:
>Story begins when Samba 4.14.0 changed its VFS so we decided to skip 
>4.14.x and also 4.15.x releases to bundle it on Solaris but various 
>problems were also with later releases and we were only fixing issues 
>in 4.13.0 . Currently (4.18.0) the situation can called be critical so 
>I focused on recent release.
>
>winbindd is giving up and I think the key could be in log message:
>
>[2023/04/11 11:28:53.090661,  5, pid=1525, effective(0, 0), real(0, 
>0), class=winbind] ../../source3/winbindd/wb_lookupname.c:
>52(wb_lookupname_send)
>  WB command lookupname start.
>  Search namespace 'smbsetup' and domain 'smbsetup' for name ''.
>
>...where "smbsetup" is my domain  ...and I have added core-dump here 
>to freeze the stack:
>
>[2023/04/11 11:28:53.090780,  0, pid=1525, effective(0, 0), real(0, 
>0)] ../../source3/lib/dumpcore.c:315(dump_core)
>  dumping core in /var/samba/log/cores/winbindd

Jiří, please open a bug and upload the full backtrace.

Thanks,

Jeremy.