Re: KASAN: slab-out-of-bounds Read in string (2)

From: Amir Goldstein
Date: Wed Oct 24 2018 - 05:35:35 EST


> > diff --git a/fs/lockd/host.c b/fs/lockd/host.c
> > index d35cd6be0675..93fb7cf0b92b 100644
> > --- a/fs/lockd/host.c
> > +++ b/fs/lockd/host.c
> > @@ -341,7 +341,7 @@ struct nlm_host *nlmsvc_lookup_host(const struct
> > svc_rqst *rqstp,
> > };
> > struct lockd_net *ln = net_generic(net, lockd_net_id);
> >
> > - dprintk("lockd: %s(host='%*s', vers=%u, proto=%s)\n", __func__,
> > + dprintk("lockd: %s(host='%.*s', vers=%u, proto=%s)\n", __func__,
> > (int)hostname_len, hostname, rqstp->rq_vers,
> > (rqstp->rq_prot == IPPROTO_UDP ? "udp" : "tcp"));
> >
>
> Why wasn't this one applied? It looks correct to me. The rest seem to
> have been fixed already.
>

I did not send this patch to Jeff.
Jeff was CC'ed on the patch I sent to Miklos
and Miklos decided to only take the overlayfs bits:
https://marc.info/?l=linux-unionfs&m=153847248625015&w=2

So I guess it has fallen between the cracks.
Feel free to send a patch to Jeff.

Thanks,
Amir.