Subject mm/mglru: fix lockless folio_putback_lru() race in evict_folios()
Author ketan.kishore@oss.qualcomm.com
Date 2026-08-07 10:30:30 +0000 UTC
Version
Cc akpm@linux-foundation.org axelrasmussen@google.com baohua@kernel.org david@kernel.org hannes@cmpxchg.org kasong@tencent.com kernel@oss.qualcomm.com ketan.kishore@oss.qualcomm.com linux-kernel@vger.kernel.org linux-mm@kvack.org ljs@kernel.org mhocko@kernel.org prakash.gupta@oss.qualcomm.com qi.zheng@linux.dev shakeel.butt@linux.dev weixugc@google.com yuanchu@google.com yuzhao@google.com
Patches (1)
Name Content [All]
[PATCH] mm/mglru: fix lockless folio_putback_lru() race in evict_folios() [Body]
Series Summary
1 Findings
finding possible deadlock in __folio_batch_add_and_move
Log Syz Repro
Sessions
Session 2026-08-07
1 Findings
ID (for dev) a3381832-60b5-4789-ac20-745312204687
Status finished
Triaged OK [Log] [Trajectory]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base ea2bff00da89d7767d677bb68470130ba96f4928 [Config] passed [Log]
[KASAN] Boot test: Base ea2bff00da89d7767d677bb68470130ba96f4928 [Config] passed [Log]
[KASAN] Build Patched ea2bff00da89d7767d677bb68470130ba96f4928 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched ea2bff00da89d7767d677bb68470130ba96f4928 [Config] [patched] passed [Log]
[KASAN] Fuzz ea2bff00da89d7767d677bb68470130ba96f4928 [Config] ea2bff00da89d7767d677bb68470130ba96f4928 [Config] [patched] passed [Log] [Artifacts]
finding possible deadlock in __folio_batch_add_and_move
Log Syz Repro