KPF_HWPOISON
u |= kpf_copy_bit(k, KPF_HWPOISON, PG_hwpoison);
u |= kpf_copy_bit(ps.page_snapshot.flags.f, KPF_HWPOISON, PG_hwpoison);
[KPF_HWPOISON] = "X:hwpoison",
ASSERT_EQ(pfn_flags & KPF_HWPOISON, KPF_HWPOISON);
ASSERT_NE(pfn_flags & KPF_HWPOISON, KPF_HWPOISON);