[Samba] Samba Crashes on AD DC if "unix extensions" is Enabled

[Rowland Penny]

On Thu, 5 Dec 2024 09:51:11 -0500
"John R. Graham via samba" <samba at lists.samba.org> wrote:

> On 12/5/24 09:36, Rowland Penny via samba wrote:
> > I would like to see the lines above that, it is possible that you
> > are starting the wrong binary.
> >
> > You still appear to be using init.d scripts and the 'samba' init.d
> > script used to start the smbd & nmbd binaries, on a DC you should
> > start the 'samba' binary (not to be confused with the 'samba'
> > init.d script) and this starts smbd and winbindd.
> >
> > Rowland
> 
> These are init scripts for the Gentoo-maintained OpenRC init system,
> not what ships with samba. Here's a complete set of messages from a
> clean start (without unix extensions enabled):
> 
>      Dec  5 09:42:28 ceres samba[24856]: [2024/12/05 09:42:28.619902,
> 0] ../../source4/samba/server.c:633(binary_smbd_main)
>      Dec  5 09:42:28 ceres samba[24856]:   samba version 4.21.1
> started. Dec  5 09:42:28 ceres samba[24856]:   Copyright Andrew
> Tridgell and the Samba Team 1992-2024
>      Dec  5 09:42:28 ceres smbd[24873]: [2024/12/05 09:42:28.949806,
> 0] ../../source3/smbd/server.c:1965(main)
>      Dec  5 09:42:28 ceres smbd[24873]:   smbd version 4.21.1 started.
>      Dec  5 09:42:28 ceres smbd[24873]:   Copyright Andrew Tridgell
> and the Samba Team 1992-2024
>      Dec  5 09:42:29 ceres winbindd[24901]: [2024/12/05 
> 09:42:29.040023,  0] ../../source3/winbindd/winbindd.c:1447(main)
>      Dec  5 09:42:29 ceres winbindd[24901]:   winbindd version 4.21.1 
> started.
>      Dec  5 09:42:29 ceres winbindd[24901]:   Copyright Andrew
> Tridgell and the Samba Team 1992-2024

Okay, then you are starting Samba correctly, but
> 
> and with unix extension enabled:

'unix extensions' is know a synonym for 'smb1 unix extensions' and
there is now a new parameter 'smb3 unix extensions'. I think you meant
to use the latter, but be aware it is still being worked on and is
classed as experimental.

Rowland