Subject writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs()
Author libaokun@linux.alibaba.com
Date 2026-05-21 09:50:14 +0000 UTC
Version
Cc brauner@kernel.org jack@suse.cz libaokun@linux.alibaba.com linux-fsdevel@vger.kernel.org linux-kernel@vger.kernel.org stable@vger.kernel.org tj@kernel.org viro@zeniv.linux.org.uk
Patches (3)
Name Content [All]
[PATCH v4 1/3] writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs() [Body]
[PATCH v4 2/3] writeback: drop now-unnecessary rcu_barrier() in cgroup_writeback_umount() [Body]
[PATCH v4 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 2026-05-21
Passed
ID (for dev) 9f786d26-d872-4407-9dd9-2066b3850643
Status finished
Triaged OK [Log]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base 8bc67e4db64aa72732c474b44ea8622062c903f0 [Config] passed [Log]
[KASAN] Boot test: Base 8bc67e4db64aa72732c474b44ea8622062c903f0 [Config] passed [Log]
[KASAN] Build Patched 8bc67e4db64aa72732c474b44ea8622062c903f0 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched 8bc67e4db64aa72732c474b44ea8622062c903f0 [Config] [patched] passed [Log]
[KASAN] Fuzz 8bc67e4db64aa72732c474b44ea8622062c903f0 [Config] 8bc67e4db64aa72732c474b44ea8622062c903f0 [Config] [patched] passed [Log] [Artifacts]