kernel/bpf/verifier.c

3512 static inline u32 bt_reg_mask(struct backtrack_state *bt)
3606 		fmt_reg_mask(env->tmp_str_buf, TMP_STR_BUF_LEN, bt_reg_mask(bt));
3711 				if (bt_reg_mask(bt) & BPF_REGMASK_ARGS) {
3712 					verbose(env, "BUG regs %x\n", bt_reg_mask(bt));
3726 				if (bt_reg_mask(bt) & ~BPF_REGMASK_ARGS) {
3727 					verbose(env, "BUG regs %x\n", bt_reg_mask(bt));
3758 			if (bt_reg_mask(bt) & ~BPF_REGMASK_ARGS) {
3759 				verbose(env, "BUG regs %x\n", bt_reg_mask(bt));
3783 			if (bt_reg_mask(bt) & BPF_REGMASK_ARGS) {
3787 				verbose(env, "BUG regs %x\n", bt_reg_mask(bt));
3805 			if (bt_reg_mask(bt) & BPF_REGMASK_ARGS) {
3806 				verbose(env, "BUG regs %x\n", bt_reg_mask(bt));
4246 			    (bt_reg_mask(bt) & ~BPF_REGMASK_ARGS) == 0) {
4247 				bitmap_from_u64(mask, bt_reg_mask(bt));
4258 				st->frame[0]->subprogno, bt_reg_mask(bt), bt_stack_mask(bt));