The kernel, bpf tool, perf tool, and kselftest builds fine for v6.13.6-rc1 on x86 Azure VM. Kernel binary size for x86 build: text data bss dec hex filename 29936840 17836986 6320128 54093954 3396882 vmlinux arm64 build on Azure VM fails with the following error: CC security/keys/request_key_auth.o arch/arm64/mm/hugetlbpage.c: In function 'huge_ptep_get_and_clear': arch/arm64/mm/hugetlbpage.c:397:35: error: 'sz' undeclared (first use in this function); did you mean 's8'? 397 | ncontig = num_contig_ptes(sz, &pgsize); | ^~ | s8 arch/arm64/mm/hugetlbpage.c:397:35: note: each undeclared identifier is reported only once for each function it appears in Tested-by: Hardik Garg <hargar@xxxxxxxxxxxxxxxxxxx> Thanks, Hardik