Hello,

New build issue found on stable-rc/linux-5.15.y:

--- implicit declaration of function '__access_ok' [-Werror,-Wimplicit-function-declaration] in mm/maccess.o (mm/maccess.c) [logspec:kbuild,kbuild.compiler.error] ---

- dashboard: https://d.kernelci.org/i/maestro:87a3df1c8cb729c6fac33d91be47dcd67f9ee3ca - giturl: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git - commit HEAD: 0d9534c7d771ce08f816b189a8634517e0ccdb07

Please include the KernelCI tag when submitting a fix:

Reported-by: kernelci.org bot bot@kernelci.org

Log excerpt: ===================================================== mm/maccess.c:227:7: error: implicit declaration of function '__access_ok' [-Werror,-Wimplicit-function-declaration] 227 | if (!__access_ok(src, size)) | ^ 1 error generated.

=====================================================

# Builds where the incident occurred:

## defconfig+allmodconfig on (arm64): - compiler: clang-21 - config: https://files.kernelci.org/kbuild-clang-21-arm64-allmodconfig-6960ef5ecbfd84... - dashboard: https://d.kernelci.org/build/maestro:6960ef5ecbfd84c3cde53e57

#kernelci issue maestro:87a3df1c8cb729c6fac33d91be47dcd67f9ee3ca

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