Re: WARNING: bad unlock balance in ucma_event_handler

From: Jason Gunthorpe
Date: Tue Jun 11 2019 - 14:02:24 EST


On Mon, Jun 10, 2019 at 01:45:24PM -0700, Eric Biggers wrote:
> On Mon, Jun 10, 2019 at 04:47:32PM -0300, Jason Gunthorpe wrote:
> >
> > There are many unfixed syzkaller bugs in rdma_cm, so I'm not surprised
> > it is still happening..
> >
> > Nobody has stepped forward to work on this code, and it is not a
> > simple mess to understand, let alone try to fix.
> >
>
> But people still use it, right? Do they not care that it's spewing syzbot
> reports? Are they depending on the kernel to provide any security properties?

Yes, it should be fixed.

Jason