Running x86_match_min_microcode_rev() on a Zen5 CPU trips up KASAN for an out of bounds access.
Cc: stable@vger.kernel.org Fixes: 607b9fb2ce248 ("x86/CPU/AMD: Add RDSEED fix for Zen5") Signed-off-by: Mario Limonciello mario.limonciello@amd.com --- arch/x86/kernel/cpu/amd.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 8e36964a7721..2ba9f2d42d8c 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -1038,6 +1038,7 @@ static void init_amd_zen4(struct cpuinfo_x86 *c) static const struct x86_cpu_id zen5_rdseed_microcode[] = { ZEN_MODEL_STEP_UCODE(0x1a, 0x02, 0x1, 0x0b00215a), ZEN_MODEL_STEP_UCODE(0x1a, 0x11, 0x0, 0x0b101054), + {}, };
static void init_amd_zen5(struct cpuinfo_x86 *c)