Kernel repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git Branch: linux-5.10.y Arch: x86 Version: 5.10.24-rc1 Commit: 5b0ddd114df102f34c83b8cd4ce4a03397ab7aa9 Compiler: gcc version 7.3.0 (GCC) -------------------------------------------------------------------- Kernel build failed, error log: arch/x86/kernel/sev-es.c:1275:14: error: implicit declaration of function ‘irqentry_nmi_enter’; did you mean ‘irqentry_enter’? [-Werror=implicit-function-declaration] irq_state = irqentry_nmi_enter(regs); ^~~~~~~~~~~~~~~~~~ irqentry_enter arch/x86/kernel/sev-es.c:1275:12: error: incompatible types when assigning to type ‘irqentry_state_t {aka struct irqentry_state}’ from type ‘int’ irq_state = irqentry_nmi_enter(regs); ^ arch/x86/kernel/sev-es.c:1339:2: error: implicit declaration of function ‘irqentry_nmi_exit’; did you mean ‘irqentry_exit’? [-Werror=implicit-function-declaration] irqentry_nmi_exit(regs, irq_state); ^~~~~~~~~~~~~~~~~ irqentry_exit cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:279: arch/x86/kernel/sev-es.o] Error 1 make[2]: *** Waiting for unfinished jobs.... -- mm/page_alloc.c:3275:2: error: implicit declaration of function ‘split_page_memcg’; did you mean ‘split_page_owner’? [-Werror=implicit-function-declaration] split_page_memcg(page, 1 << order); ^~~~~~~~~~~~~~~~ split_page_owner -------------------------------------------------------------------- Tested-by: Hulk Robot <hulkrobot@xxxxxxxxxx>