[Samba] tdb_expand overflow detected

[Douglas Bagnall]

On 19/11/24 02:27, Dan Langille via samba wrote:
> On Wed, Nov 13, 2024, at 4:30 PM, Dan Langille via samba wrote:
>> Hello,
>>
>> I'm using samba416-4.16.11 on FreeBSD 14.1 (on ZFS, in a jail, with
>> quotas on those filesystems, etc)
>>
>> I'm seeing these entries in my logs. Is this something which needs
>> action?  If not, I'll start ignoring them.
>>
>> Nov 11 19:00:45 tm samba-dcerpcd[7373]: [2024/11/11 19:00:45.852391,
>> 0] ../../lib/tdb_wrap/tdb_wrap.c:65(tdb_wrap_log)
>> Nov 11 19:00:45 tm samba-dcerpcd[7373]:
>> [...]
> 
> The following is just one of the 343,930 log entries over a one hour period (about 95 messages per second).
> 
> Nov 18 12:00:00 tm smbd[70983]: [2024/11/18 12:00:00.027823,  0] ../../lib/tdb_wrap/tdb_wrap.c:65(tdb_wrap_log)
> Nov 18 12:00:00 tm smbd[70983]:   tdb(/var/db/samba4/gencache.tdb): tdb_expand overflow detected current map_size[4294967295] size[128]!

Is the file system size of /var/db/samba4/gencache.tdb also 4294967295?

I think something outside of tdb must be causing this to go haywire.

What are the last messages before this starts happening?

Douglas