@@ -21,11 +21,13 @@ struct kvm_ubsan_info {
enum {
UBSAN_NONE,
UBSAN_OUT_OF_BOUNDS,
- UBSAN_UNREACHABLE_DATA
+ UBSAN_UNREACHABLE_DATA,
+ UBSAN_SHIFT_OUT_OF_BOUNDS
} type;
union {
struct out_of_bounds_data out_of_bounds_data;
struct unreachable_data unreachable_data;
+ struct shift_out_of_bounds_data shift_out_of_bounds_data;
};
union {
struct ubsan_values u_val;
@@ -35,3 +37,4 @@ struct kvm_ubsan_info {
void __ubsan_handle_out_of_bounds(void *_data, void *index);
void __ubsan_handle_builtin_unreachable(void *_data);
+void __ubsan_handle_shift_out_of_bounds(void *_data, void *lhs, void *rhs);
@@ -56,7 +56,19 @@ void __ubsan_handle_out_of_bounds(void *_data, void *index)
}
}
-void __ubsan_handle_shift_out_of_bounds(void *_data, void *lhs, void *rhs) {}
+void __ubsan_handle_shift_out_of_bounds(void *_data, void *lhs, void *rhs)
+{
+ struct kvm_ubsan_info *slot;
+ struct shift_out_of_bounds_data *data = _data;
+
+ slot = kvm_ubsan_buffer_next_slot();
+ if (slot) {
+ slot->type = UBSAN_SHIFT_OUT_OF_BOUNDS;
+ slot->shift_out_of_bounds_data = *data;
+ slot->u_val.lval = lhs;
+ slot->u_val.rval = rhs;
+ }
+}
void __ubsan_handle_builtin_unreachable(void *_data)
{
@@ -28,6 +28,10 @@ void __kvm_check_ubsan_data(struct kvm_ubsan_info *slot)
case UBSAN_UNREACHABLE_DATA:
__ubsan_handle_builtin_unreachable(&slot->unreachable_data);
break;
+ case UBSAN_SHIFT_OUT_OF_BOUNDS:
+ __ubsan_handle_shift_out_of_bounds(&slot->shift_out_of_bounds_data,
+ slot->u_val.lval, slot->u_val.rval);
+ break;
}
}