Re: [LTP] [PATCH v1 1/1] keyctl05: increase dns_res_payload data due to kernel code changes

[Petr Vorel <pvorel@suse.cz>]

> Hi Petr,

> On 2024-01-10 at 18:59:31 +0100, Petr Vorel wrote:
> > Hi Xu,

> > Good catch, merged.

> > BTW any change how to trigger autoload of dns_resolver ?

> > # ./keyctl05
> > ...
> > keyctl05.c:99: TCONF: kernel doesn't support key type 'dns_resolver'
> > ...

> > # modprobe dns_resolver
> > # ./keyctl05
> > ...
> > keyctl05.c:143: TPASS: updating 'dns_resolver' key expectedly failed with EOPNOTSUPP
> > ...

> > We consider modprobe as the last result.

> Yes, it needs to load dns_resolver module to test it.
> Or set kconfig CONFIG_DNS_RESOLVER=y.

Well, that would not work for kernels in linux distros.
Therefore I'll send a patch to add modprobe functionality.

> Due to the bundary issue fixed patch as follows, I will send another patch to
> set to 6 bytes coming data for add_key syscall for passed boundary checking:
> https://lore.kernel.org/all/1784441.1704907412@warthog.procyon.org.uk/

Thank you!

FYI we're planning LTP release in the end of month, it'd be great if you send
patch soon so that fix is included.

Kind regards,
Petr

> BR,
> Thanks!


> > Kind regards,
> > Petr

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