| { | |
| "read uninitialized register", | |
| .insns = { | |
| BPF_MOV64_REG(BPF_REG_0, BPF_REG_2), | |
| BPF_EXIT_INSN(), | |
| }, | |
| .errstr = "R2 !read_ok", | |
| .result = REJECT, | |
| }, | |
| { | |
| "read invalid register", | |
| .insns = { | |
| BPF_MOV64_REG(BPF_REG_0, -1), | |
| BPF_EXIT_INSN(), | |
| }, | |
| .errstr = "R15 is invalid", | |
| .result = REJECT, | |
| }, | |
| { | |
| "program doesn't init R0 before exit", | |
| .insns = { | |
| BPF_ALU64_REG(BPF_MOV, BPF_REG_2, BPF_REG_1), | |
| BPF_EXIT_INSN(), | |
| }, | |
| .errstr = "R0 !read_ok", | |
| .result = REJECT, | |
| }, | |
| { | |
| "program doesn't init R0 before exit in all branches", | |
| .insns = { | |
| BPF_JMP_IMM(BPF_JGE, BPF_REG_1, 0, 2), | |
| BPF_MOV64_IMM(BPF_REG_0, 1), | |
| BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 2), | |
| BPF_EXIT_INSN(), | |
| }, | |
| .errstr = "R0 !read_ok", | |
| .errstr_unpriv = "R1 pointer comparison", | |
| .result = REJECT, | |
| }, |