From: Thomas Gleixner <tglx@xxxxxxxxxxxxx> commit 3d51507f29f2153a658df4a0674ec5b592b62085 upstream. All exception entry points must have ASM_CLAC right at the beginning. The general_protection entry is missing one. Fixes: e59d1b0a2419 ("x86-32, smap: Add STAC/CLAC instructions to 32-bit kernel entry") Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Reviewed-by: Frederic Weisbecker <frederic@xxxxxxxxxx> Reviewed-by: Alexandre Chartre <alexandre.chartre@xxxxxxxxxx> Reviewed-by: Andy Lutomirski <luto@xxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Link: https://lkml.kernel.org/r/20200225220216.219537887@xxxxxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- arch/x86/entry/entry_32.S | 1 + 1 file changed, 1 insertion(+) --- a/arch/x86/entry/entry_32.S +++ b/arch/x86/entry/entry_32.S @@ -1057,6 +1057,7 @@ ENTRY(int3) END(int3) ENTRY(general_protection) + ASM_CLAC pushl $do_general_protection jmp common_exception END(general_protection)