Subject writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs()
Author libaokun@linux.alibaba.com
Date 2026-05-17 14:21:30 +0000 UTC
Version
Cc brauner@kernel.org jack@suse.cz libaokun@linux.alibaba.com linux-fsdevel@vger.kernel.org linux-kernel@vger.kernel.org tj@kernel.org viro@zeniv.linux.org.uk
Patches (3)
Name Content [All]
[PATCH v2 1/3] writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs() [Body]
[PATCH v2 2/3] writeback: drop now-unnecessary rcu_barrier() in cgroup_writeback_umount() [Body]
[PATCH v2 3/3] writeback: use a per-sb counter to drain inode wb switches at umount [Body]
Series Summary
Passed
✓ All tests passed. No findings.
Sessions
Session 2026-05-17
Passed
ID (for dev) 33269b63-595f-4db9-8ec9-00cb43722ae9
Status finished
Triaged OK [Log]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base 6916d5703ddf9a38f1f6c2cc793381a24ee914c6 [Config] passed [Log]
[KASAN] Boot test: Base 6916d5703ddf9a38f1f6c2cc793381a24ee914c6 [Config] passed [Log]
[KASAN] Build Patched 6916d5703ddf9a38f1f6c2cc793381a24ee914c6 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched 6916d5703ddf9a38f1f6c2cc793381a24ee914c6 [Config] [patched] passed [Log]
[KASAN] Fuzz 6916d5703ddf9a38f1f6c2cc793381a24ee914c6 [Config] 6916d5703ddf9a38f1f6c2cc793381a24ee914c6 [Config] [patched] passed [Log] [Artifacts]