Hi Sasha, On 5/9/23 05:54, Sasha Levin wrote:
From: Alexandre Ghiti <alexghiti@xxxxxxxxxxxx> [ Upstream commit 864046c512c2cd8418dc928b91981fb12a80396c ] If KASAN is enabled, VMAP_STACK depends on KASAN_VMALLOC so enable KASAN_VMALLOC with KASAN so that we can enable VMAP_STACK by default. Signed-off-by: Alexandre Ghiti <alexghiti@xxxxxxxxxxxx> Reviewed-by: Björn Töpel <bjorn@xxxxxxxxxxxx> Link: https://lore.kernel.org/r/20230203075232.274282-7-alexghiti@xxxxxxxxxxxx Signed-off-by: Palmer Dabbelt <palmer@xxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index eb7f29a412f87..d6aad84efb95e 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -118,6 +118,7 @@ config RISCV select HAVE_SYSCALL_TRACEPOINTS select IRQ_DOMAIN select IRQ_FORCED_THREADING + select KASAN_VMALLOC if KASAN select MODULES_USE_ELF_RELA if MODULES select MODULE_SECTIONS if MODULES select OF
KASAN_VMALLOC is broken for any kernel < 6.4, so this one should not be backported to any kernel (5.15, 6.1, 6.2, 6.3).
Thanks, Alex
