Re: bpf-next test error: BUG: program execution failed: executor 0: exit status 67

From: Jakub Kicinski
Date: Thu Oct 15 2020 - 14:04:19 EST


On Thu, 15 Oct 2020 11:02:08 -0700 Jakub Kicinski wrote:
> On Thu, 15 Oct 2020 19:46:35 +0200 Dmitry Vyukov wrote:
> > On Thu, Oct 15, 2020 at 7:41 PM syzbot
> > <syzbot+5609d37b3a926aad75b7@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following issue on:
> > >
> > > HEAD commit: e688c3db bpf: Fix register equivalence tracking.
> > > git tree: bpf-next
> > > console output: https://syzkaller.appspot.com/x/log.txt?x=13d3c678500000
> > > kernel config: https://syzkaller.appspot.com/x/.config?x=ea7dc57e899da16d
> > > dashboard link: https://syzkaller.appspot.com/bug?extid=5609d37b3a926aad75b7
> > > compiler: gcc (GCC) 10.1.0-syz 20200507
> > >
> > > IMPORTANT: if you fix the issue, please add the following tag to the commit:
> > > Reported-by: syzbot+5609d37b3a926aad75b7@xxxxxxxxxxxxxxxxxxxxxxxxx
> > >
> > > executing program
> > > 2020/10/15 14:32:51 BUG: program execution failed: executor 0: exit status 67
> > > iptable checkpoint filter/2: getsockopt(IPT_SO_GET_INFO) (errno 22)
> > > loop exited with status 67
> > >
> > > iptable checkpoint filter/2: getsockopt(IPT_SO_GET_INFO) (errno 22)
> > > loop exited with status 67
> >
> > +netfilter maintainers
> >
> > It seems one of these recent commits broke netfiler.
> > Since syzkaller uses netfiler for sandboxing, syzbot is currently down
> > on bpf-next and linux-next. Other trees will follow once they merge
> > the breakage.
>
> Do you have this?
>
> d25e2e9388ed ("netfilter: restore NF_INET_NUMHOOKS")

Ah, you're saying it's just linux-next and bpf-next that's down.
I think the quoted fix will hit bpf-next in a few hours.

Thanks!