Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/bpf/verifier.c check_stack_read_fixed_off() -> mark_reg_stack_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | env | 4096-ptr_max |
| PARAM_VALUE | 0 | env->cur_state | 4096-ptr_max |
| PARAM_VALUE | 0 | env->cur_state->frame | 4096-ptr_max |
| PARAM_VALUE | 0 | env->ops->gen_ld_abs | 0,5704186734949433344 |
| PARAM_VALUE | 1 | ptr_state | 4096-ptr_max |
| PARAM_VALUE | 1 | ptr_state->stack | 4096-ptr_max |
| PARAM_VALUE | 4 | dst_regno | 0-s32max |
| CAPPED_DATA | 2 | min_off | 1 |
| CAPPED_DATA | 3 | max_off | 1 |
| DATA_SOURCE | 0 | env | $0 |
| DATA_SOURCE | 1 | ptr_state | $1 |
| DATA_SOURCE | 2 | min_off | $2 |
| DATA_SOURCE | 4 | dst_regno | $4 |
| FUZZY_MAX | 4 | dst_regno | 0 |
| STR_LEN | 0 | env | (-1),11 |
| STR_LEN | 0 | env | (-1),11 |
| NO_OVERFLOW_SIMPLE | 0 | env->cur_state->jmp_history_cnt | |
| UNITS | 2 | min_off | unit_byte |
| UNITS | 3 | max_off | unit_byte |
kernel/bpf/verifier.c check_stack_read_fixed_off() -> mark_reg_stack_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | env | 4096-ptr_max |
| PARAM_VALUE | 0 | env->cur_state | 4096-ptr_max |
| PARAM_VALUE | 0 | env->cur_state->frame | 4096-ptr_max |
| PARAM_VALUE | 0 | env->ops->gen_ld_abs | 0,5704186734949433344 |
| PARAM_VALUE | 1 | ptr_state | 4096-ptr_max |
| PARAM_VALUE | 1 | ptr_state->stack | 4096-ptr_max |
| PARAM_VALUE | 4 | dst_regno | 0-s32max |
| CAPPED_DATA | 2 | min_off | 1 |
| CAPPED_DATA | 3 | max_off | 1 |
| DATA_SOURCE | 0 | env | $0 |
| DATA_SOURCE | 1 | ptr_state | $1 |
| DATA_SOURCE | 2 | min_off | $2 |
| DATA_SOURCE | 4 | dst_regno | $4 |
| FUZZY_MAX | 4 | dst_regno | 0 |
| STR_LEN | 0 | env | (-1),11 |
| STR_LEN | 0 | env | (-1),11 |
| NO_OVERFLOW_SIMPLE | 0 | env->cur_state->jmp_history_cnt | |
| UNITS | 2 | min_off | unit_byte |
| UNITS | 3 | max_off | unit_byte |
kernel/bpf/verifier.c check_stack_read_var_off() -> mark_reg_stack_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | env | 4096-ptr_max |
| PARAM_VALUE | 0 | env->bypass_spec_v1 | 1 |
| PARAM_VALUE | 0 | env->cur_state | 4096-ptr_max |
| PARAM_VALUE | 0 | env->ops->gen_ld_abs | 0,5704186734949433344 |
| PARAM_VALUE | 4 | dst_regno | 0-s32max |
| DATA_SOURCE | 0 | env | $0 |
| DATA_SOURCE | 1 | ptr_state | r bpf_func |
| DATA_SOURCE | 4 | dst_regno | $5 |
| FUZZY_MAX | 4 | dst_regno | 0 |
| STR_LEN | 0 | env | (-1),11 |
| STR_LEN | 0 | env | (-1),11 |
| NO_OVERFLOW_SIMPLE | 0 | env->cur_state->jmp_history_cnt | |
| UNITS | 2 | min_off | unit_byte |
| UNITS | 3 | max_off | unit_byte |