latest stable13.0-ALPHA3 can not start varnish anymore.

[Kristof Provost]

On 2 Feb 2021, at 14:05, Johan Hendriks wrote:
> On 01/02/2021 22:48, Johan Hendriks wrote:
>> I just updated my FreeBSD 13.0-APLPHA3 to the latest revision and now 
>> i can not start varnish anymore.
>> This is on two machines.
>>
>> if i start varnish it errors out as the startup script does a config 
>> file check.
>> If i try to do a test of the config file i get the following error.
>>
>> root at jhost002:~ # varnishd -C -f /usr/local/etc/varnish/default.vcl
>> Error: Cannot create working directory '/tmp/varnishd_C_dwbl7mn/': Is 
>> a directory
>> Error: Cannot create working directory (/tmp/varnishd_C_dwbl7mn/): No 
>> error: 0
>> (-? gives usage)
>> root at jhost002:~ #
>>
>> This is on:
>> FreeBSD jhost002.mydomain.nl 13.0-ALPHA3 FreeBSD 13.0-ALPHA3 #35 
>> stable/13-c256281-gc415d0df47fc: Mon Feb  1 17:04:49 CET 2021 
>> root at srv-01.home.local:/usr/obj/usr/src/amd64.amd64/sys/KRNL amd64
>>
>> I did not update the package or installed any other software besides 
>> the buildworld.
>>
>> regards,
>> Johan
>>
>>
> I have tried some bisecting as far as my understanding of git goes. I 
> do not know which one is the latest, but on these revisions varnish 
> works.
>
> FreeBSD jhost002 13.0-ALPHA3 FreeBSD 13.0-ALPHA3 #8 
> c256261-g9375a93b6c22: Tue Feb  2 13:33:05 CET 2021 
> root at jhost002:/usr/obj/usr/src/amd64.amd64/sys/GENERIC  amd64
>
> uname -a
> FreeBSD jhost002 13.0-ALPHA3 FreeBSD 13.0-ALPHA3 #7 
> c256260-g247f652e622d: Tue Feb  2 13:07:37 CET 2021 
> root at jhost002:/usr/obj/usr/src/amd64.amd64/sys/GENERIC  amd64
>
Can you try setting `sysctl vfs.cache_fast_lookup=0` ?

(As suggested by Mateusz elsewhere.)

Best regards,
Kristof