Re: [PATCH] netfs, ceph: Revert "netfs: Remove deprecated use of PG_private_2 as a second writeback flag"

[David Howells]

Max Kellermann <max.kellermann@xxxxxxxxx> wrote:

> It was not caused by my bad patch. Without my patch, but with your
> revert instead I just got a crash (this time, I enabled lots of
> debugging options in the kernel, including KASAN) - it's the same
> crash as in the post I linked in my previous email:
> 
>  ------------[ cut here ]------------
>  WARNING: CPU: 13 PID: 3621 at fs/ceph/caps.c:3386
> ceph_put_wrbuffer_cap_refs+0x416/0x500

Is that "WARN_ON_ONCE(ci->i_auth_cap);" for you?

David