Syzbot CI

Subject	mm/mglru: MGLRU-FG and refault distance support
Author	devnull@kernel.org
Date	2026-05-01 21:03:47 +0000 UTC
Version
Cc	akpm@linux-foundation.org axelrasmussen@google.com baohua@kernel.org baolin.wang@linux.alibaba.com bhe@redhat.com chenridong@huaweicloud.com david@kernel.org dev.jain@arm.com devnull@kernel.org gourry@gourry.net hannes@cmpxchg.org hughd@google.com kasong@tencent.com lance.yang@linux.dev linux-kernel@vger.kernel.org linux-mm@kvack.org ljs@kernel.org mhocko@kernel.org npache@redhat.com nphamcs@gmail.com rientjes@google.com roman.gushchin@linux.dev ryan.roberts@arm.com ryncsn@gmail.com shakeel.butt@linux.dev shikemeng@huaweicloud.com sj@kernel.org surenb@google.com tz2294@columbia.edu vbabka@kernel.org vernon2gm@gmail.com wangzicheng@honor.com weixugc@google.com willy@infradead.org youngjun.park@lge.com yuanchu@google.com yuzhao@google.com ziy@nvidia.com

Subject

mm/mglru: MGLRU-FG and refault distance support

Author

devnull@kernel.org

Date

2026-05-01 21:03:47 +0000 UTC

Version

akpm@linux-foundation.org axelrasmussen@google.com baohua@kernel.org baolin.wang@linux.alibaba.com bhe@redhat.com chenridong@huaweicloud.com david@kernel.org dev.jain@arm.com devnull@kernel.org gourry@gourry.net hannes@cmpxchg.org hughd@google.com kasong@tencent.com lance.yang@linux.dev linux-kernel@vger.kernel.org linux-mm@kvack.org ljs@kernel.org mhocko@kernel.org npache@redhat.com nphamcs@gmail.com rientjes@google.com roman.gushchin@linux.dev ryan.roberts@arm.com ryncsn@gmail.com shakeel.butt@linux.dev shikemeng@huaweicloud.com sj@kernel.org surenb@google.com tz2294@columbia.edu vbabka@kernel.org vernon2gm@gmail.com wangzicheng@honor.com weixugc@google.com willy@infradead.org youngjun.park@lge.com yuanchu@google.com yuzhao@google.com ziy@nvidia.com

Name	Content [All]
[PATCH RFC 01/32] mm/memcontrol: make lru_zone_size atomic and simplify sanity check	[Body]
[PATCH RFC 02/32] mm/memcontrol: allow update of LRU statistic without holding LRU lock	[Body]
[PATCH RFC 03/32] mm/mglru: wrap all access to folio flags with accessor	[Body]
[PATCH RFC 04/32] mm/mglru: introduce and use helpers for updating lru_gen refs and gen	[Body]
[PATCH RFC 05/32] mm/mglru: make generation page counters atomic	[Body]
[PATCH RFC 06/32] mm/mglru: frequency guided workingset promotion (MGLRU-FG)	[Body]
[PATCH RFC 07/32] mm/mglru: don't reset folios LRU refs count on protection by default	[Body]
[PATCH RFC 08/32] mm: make folio lru referenced times count a generic API	[Body]
[PATCH RFC 09/32] mm: replace folio_set_workingset with folio_mark_workingset	[Body]
[PATCH RFC 10/32] mm: replace folio_test_workingset with folio_is_workingset	[Body]
[PATCH RFC 11/32] mm/smap: report workingset folios as referenced	[Body]
[PATCH RFC 12/32] mm/huge_memory: mark file folio as accessed more accurately on split	[Body]
[PATCH RFC 13/32] mm/khugepaged: consider workingset folios as referenced	[Body]
[PATCH RFC 14/32] mm: convert rest folio LRU referenced usages to new helpers	[Body]
[PATCH RFC 15/32] mm/gup: use new helpers for marking folios as referenced	[Body]
[PATCH RFC 16/32] mm: convert folio referenced flag usages to new bitwise identical helpers	[Body]
[PATCH RFC 17/32] mm/shmem: mark folio as referenced use new helper	[Body]
[PATCH RFC 18/32] mm/vmscan: convert to new bitwise identical helper	[Body]
[PATCH RFC 19/32] mm/madvise: convert to new lru refs API and better support for MGLRU	[Body]
[PATCH RFC 20/32] mm/damon: don't clear the lruref for MGLRU	[Body]
[PATCH RFC 21/32] mm/swap: convert to new bitwise identical helper	[Body]
[PATCH RFC 22/32] mm/workingset: simplify and use a more intuitive model	[Body]
[PATCH RFC 23/32] mm/workingset: rename the nonresistence age counter	[Body]
[PATCH RFC 24/32] mm/workingset: use a single atomic operation for read and age	[Body]
[PATCH RFC 25/32] mm/workingset, lru_gen: simplify lru_gen recent	[Body]
[PATCH RFC 26/32] mm/workingset: properly define the format of a folio shadow	[Body]
[PATCH RFC 27/32] mm/workingset: move refault distance checking into a helper	[Body]
[PATCH RFC 28/32] mm/workingset: split lruvec retrieving and flush into a helper	[Body]
[PATCH RFC 29/32] mm/mglru: convert avg_total and avg_refaulted to atomic	[Body]
[PATCH RFC 30/32] mm/mglru, workingset: apply refault-distance based re-activation	[Body]
[PATCH RFC 31/32] mm: remove PG_workingset	[Body]
[PATCH RFC 32/32] mm: remove PG_referenced	[Body]

Name

Content [All]

[PATCH RFC 01/32] mm/memcontrol: make lru_zone_size atomic and simplify sanity check

[PATCH RFC 02/32] mm/memcontrol: allow update of LRU statistic without holding LRU lock

[PATCH RFC 03/32] mm/mglru: wrap all access to folio flags with accessor

[PATCH RFC 04/32] mm/mglru: introduce and use helpers for updating lru_gen refs and gen

[PATCH RFC 05/32] mm/mglru: make generation page counters atomic

[PATCH RFC 06/32] mm/mglru: frequency guided workingset promotion (MGLRU-FG)

[PATCH RFC 07/32] mm/mglru: don't reset folios LRU refs count on protection by default

[PATCH RFC 08/32] mm: make folio lru referenced times count a generic API

[PATCH RFC 09/32] mm: replace folio_set_workingset with folio_mark_workingset

[PATCH RFC 10/32] mm: replace folio_test_workingset with folio_is_workingset

[PATCH RFC 11/32] mm/smap: report workingset folios as referenced

[PATCH RFC 12/32] mm/huge_memory: mark file folio as accessed more accurately on split

[PATCH RFC 13/32] mm/khugepaged: consider workingset folios as referenced

[PATCH RFC 14/32] mm: convert rest folio LRU referenced usages to new helpers

[PATCH RFC 15/32] mm/gup: use new helpers for marking folios as referenced

[PATCH RFC 16/32] mm: convert folio referenced flag usages to new bitwise identical helpers

[PATCH RFC 17/32] mm/shmem: mark folio as referenced use new helper

[PATCH RFC 18/32] mm/vmscan: convert to new bitwise identical helper

[PATCH RFC 19/32] mm/madvise: convert to new lru refs API and better support for MGLRU

[PATCH RFC 20/32] mm/damon: don't clear the lruref for MGLRU

[PATCH RFC 21/32] mm/swap: convert to new bitwise identical helper

[PATCH RFC 22/32] mm/workingset: simplify and use a more intuitive model

[PATCH RFC 23/32] mm/workingset: rename the nonresistence age counter

[PATCH RFC 24/32] mm/workingset: use a single atomic operation for read and age

[PATCH RFC 25/32] mm/workingset, lru_gen: simplify lru_gen recent

[PATCH RFC 26/32] mm/workingset: properly define the format of a folio shadow

[PATCH RFC 27/32] mm/workingset: move refault distance checking into a helper

[PATCH RFC 28/32] mm/workingset: split lruvec retrieving and flush into a helper

[PATCH RFC 29/32] mm/mglru: convert avg_total and avg_refaulted to atomic

[PATCH RFC 30/32] mm/mglru, workingset: apply refault-distance based re-activation

[PATCH RFC 31/32] mm: remove PG_workingset

[PATCH RFC 32/32] mm: remove PG_referenced

Session 2026-05-01

Passed

ID (for dev)	dc180d55-c154-4244-a59c-62ecaf88b64f
Status	finished
Triaged	OK [Log]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	2ed06bf65cef2e7b763ce59a9fc2e4a42ecfa1ce [Config]		passed [Log]
[KASAN] Boot test: Base	2ed06bf65cef2e7b763ce59a9fc2e4a42ecfa1ce [Config]		passed [Log]
[KASAN] Build Patched		2ed06bf65cef2e7b763ce59a9fc2e4a42ecfa1ce [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		2ed06bf65cef2e7b763ce59a9fc2e4a42ecfa1ce [Config] [patched]	passed [Log]
[KASAN] Fuzz	2ed06bf65cef2e7b763ce59a9fc2e4a42ecfa1ce [Config]	2ed06bf65cef2e7b763ce59a9fc2e4a42ecfa1ce [Config] [patched]	passed [Log] [Artifacts]

Patches (32)

Series Summary

Sessions

Session 2026-05-01