On Wed, Sep 2, 2020 at 1:55 AM Leon Romanovsky <l...@kernel.org> wrote: > > The kernel with KASAN and GCOV enabled generates the following splat > due to the situation that gcov_info can be both user and kernel pointer.
I can't parse the above explanation.. > It is triggered by the memcpy() inside kmemdup(), so as a possible solution > let's copy fields manually. .. and I don't see why copying the fields manually makes a difference. Can you explain more? Linus