kcov: fix data corruption and race conditions on PREEMPT_RT

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

CVE-2026-80916 · Microsoft / collected KEV context

cve-program · CVE-2026-80916

• https://git.kernel.org/stable/c/ef7048d8a614c5f5a9b20513a5428101a744514e
• https://git.kernel.org/stable/c/8ed3ddf23d39bf5338406bd9f8863d44748cf6ce
• https://git.kernel.org/stable/c/5dc59fc959b2b5742985d7ef24bccd1868217dc2
• https://git.kernel.org/stable/c/a2fb8222cde23b0001812ed3acb7c0ea36dd94e2
• https://git.kernel.org/stable/c/18799e858b407bf355383c9dd6c06477aa437134
• https://git.kernel.org/stable/c/e11f5b48c82703242a3be7a7ae4b4940b4cb4610
• https://git.kernel.org/stable/c/22670d1552fe155822b2abf91f920925f7d067b4
• https://git.kernel.org/stable/c/f8c9a3ec36b4ee3d4701b9be08f40e7bfbf89761
• https://git.kernel.org/stable/c/2eed77fdcb0cc48e8eccb2bcd4b7f2c6d650e84c

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