grace end

The tag 'grace end' on WindowsForum.com covers a Linux kernel security fix for CVE-2026-22980, a race condition in the NFS daemon (nfsd) related to the NFSv4 grace period end. The issue involves the v4_end_grace write path and could lead to a use-after-free in reclaim data structures. The fix adds net-namespace flags and spinlock-protected checks to prevent the laundromat from restarting after shutdown. This content is relevant for Linux system administrators and those managing NFS servers, focusing on kernel stability and security.