On Thu, Feb 7, 2019 at 2:27 PM Qian Cai <cai@lca.pw> wrote:
>
>
>
> On 2/7/19 7:58 AM, Andrey Konovalov wrote:
> > On Thu, Feb 7, 2019 at 5:04 AM Qian Cai <cai@lca.pw> wrote:
> >>
> >> The kernel was compiled by clang-7.0.1 on a ThunderX2 server, and it fails to
> >> boot. CONFIG_KASAN_GENERIC=y works fine.
> >
> > Hi Qian,
> >
> > Could you share the kernel commit id and .config that you use?
>
> v5.0-rc5
>
> https://git.sr.ht/~cai/linux-debug/tree/master/config
>
> # cat /proc/cmdline
> page_poison=on crashkernel=768M earlycon page_owner=on numa_balancing=enable
> slub_debug=-

Reproduced, looks like a conflict with CONFIG_SLAB_FREELIST_HARDENED.
Could you try the attached patch?