Robert Richter wrote:
> On 18.03.24 22:09:00, Robert Richter wrote:
> > With kconfig option NUMA_KEEP_MEMINFO disabled the SRAT lookup done
> > with numa_fill_memblks() fails returning NUMA_NO_MEMBLK (-1). An
> > existing SRAT memory range cannot be found for a CFMWS address range.
> > This causes the addition of a duplicate numa_memblk with a different
> > node id and a subsequent page fault and kernel crash during boot.
> >
> > Note that the issue was initially introduced with [1]. But since
> > phys_to_target_node() was originally used that returned the valid node
> > 0, an additional numa_memblk was not added. Though, the node id was
> > wrong too.
> >
> > Fix this by enabling NUMA_KEEP_MEMINFO for x86 with ACPI and NUMA
> > enabled.
> >
> > [1] fd49f99c1809 ("ACPI: NUMA: Add a node and memblk for each CFMWS not in SRAT")
> >
> > Fixes: 8f1004679987 ("ACPI/NUMA: Apply SRAT proximity domain to entire CFMWS window")
> > Cc: Derick Marks <derick.w.marks@xxxxxxxxx>
> > Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
> > Cc: Alison Schofield <alison.schofield@xxxxxxxxx>
> > Signed-off-by: Robert Richter <rrichter@xxxxxxx>
>
> This patch should be dropped in favor of the other 1/3 patch, it is a
> leftover.
What "other" patch? Did I respond to the wrong one?
