NFSD: remove flawed WARN_ON_ONCE from nfsd_mode_check

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-89711 · Microsoft / collected KEV context

cve-program · CVE-2026-89711

• https://git.kernel.org/stable/c/ae251937c6f0237e5b555a5e4ba4595b8206e865
• https://git.kernel.org/stable/c/e145e8d67a5d41c72d322e7f87ab474d39d9dfb7
• https://git.kernel.org/stable/c/9f4434893a2783f7384d993cea883aff3fb7a52d
• https://git.kernel.org/stable/c/2ef131323999539038e306773c8256403834361b
• https://git.kernel.org/stable/c/b55b4d880bb080fa10eb08ba21a5d8679b8102fe
• https://git.kernel.org/stable/c/7ef182a8fe9c12b0d936880b1e504840639aa009
• https://git.kernel.org/stable/c/a275de3bac5635514ca830f2e46b5ff0e66b5c4c
• https://git.kernel.org/stable/c/aa0cf48a448c5a9fe1a1e880899ecd589ce39e6e

No related operational record is retained in the current change model.