writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs()

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CVE-2026-64378

In the Linux kernel, the following vulnerability has been resolved: writeback: fix race between cgroupwritebackumount and inodeswitchwbs When a container exits, the following BUGON is occasionally triggered: ================================================================== VFS: Busy inodes after...

CVE-2026-64378 writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs()

In the Linux kernel, the following vulnerability has been resolved: writeback: fix race between cgroupwritebackumount and inodeswitchwbs When a container exits, the following BUGON is occasionally triggered: ================================================================== VFS: Busy inodes after...

kernel: fs: writeback: fix use-after-free in __mark_inode_dirty()

A flaw was found in the Linux kernel. A race condition in the writeback subsystem can lead to a use-after-free vulnerability when an inode's writeback structure is concurrently switched. A local attacker with administrative privileges could trigger this flaw during writeback management operations...