The quilt patch titled Subject: kmsan: include linux/vmalloc.h has been removed from the -mm tree. Its filename was kmsan-include-linux-vmalloch.patch This patch was dropped because it was merged into the mm-hotfixes-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Arnd Bergmann <arnd@xxxxxxxx> Subject: kmsan: include linux/vmalloc.h Date: Thu, 15 Dec 2022 17:30:17 +0100 This is needed for the vmap/vunmap declarations: mm/kmsan/kmsan_test.c:316:9: error: implicit declaration of function 'vmap' is invalid in C99 [-Werror,-Wimplicit-function-declaration] vbuf = vmap(pages, npages, VM_MAP, PAGE_KERNEL); ^ mm/kmsan/kmsan_test.c:316:29: error: use of undeclared identifier 'VM_MAP' vbuf = vmap(pages, npages, VM_MAP, PAGE_KERNEL); ^ mm/kmsan/kmsan_test.c:322:3: error: implicit declaration of function 'vunmap' is invalid in C99 [-Werror,-Wimplicit-function-declaration] vunmap(vbuf); ^ Link: https://lkml.kernel.org/r/20221215163046.4079767-1-arnd@xxxxxxxxxx Fixes: 8ed691b02ade ("kmsan: add tests for KMSAN") Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> Reviewed-by: Alexander Potapenko <glider@xxxxxxxxxx> Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx> Cc: Marco Elver <elver@xxxxxxxxxx> Cc: <stable@xxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/kmsan/kmsan_test.c | 1 + 1 file changed, 1 insertion(+) --- a/mm/kmsan/kmsan_test.c~kmsan-include-linux-vmalloch +++ a/mm/kmsan/kmsan_test.c @@ -22,6 +22,7 @@ #include <linux/spinlock.h> #include <linux/string.h> #include <linux/tracepoint.h> +#include <linux/vmalloc.h> #include <trace/events/printk.h> static DEFINE_PER_CPU(int, per_cpu_var); _ Patches currently in -mm which might be from arnd@xxxxxxxx are