[lkml]   [2022]   [Dec]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [Qestion] UCE on pud-sized hugepage lead to kernel panic on lts5.10
On Wed, Dec 14, 2022 at 09:33:10AM +0800, mawupeng wrote:
> On current arm64 stable 5.10(v5.10.158). If a UCE happnes pud-sized
> hugepage, kernel will panic since current memory failure can not handle
> this kind of memory failure since commit 31286a8484a8 ("mm: hwpoison:
> disable memory error handling on 1GB hugepage")
> The latest kernel(v6.0) can handle this UCE since commit 6f4614886baa ("mm,
> hwpoison: enable memory error handling on 1GB hugepage"). We are trying to
> backport this patchset to stable 5.10, however too many other patches
> should be backport since there are huge difference between 5.10 and 6.0.
> The full patch list will be shown at the end of this mail.
> We do not think backport all of these patches is doable for stable 5.10. Is
> there any better way to fix this problem.

Please just upgrade to 6.0 (or 6.1 as 6.0 will be end-of-life in a week
or so). That is the simplest and easiest way to resolve the issue,

Or what about 5.15.y?


greg k-h

 \ /
  Last update: 2022-12-14 09:52    [W:0.058 / U:0.384 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site