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| {
| "map element value illegal alu op, 1",
| .insns = {
| BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
| BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
| BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
| BPF_LD_MAP_FD(BPF_REG_1, 0),
| BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
| BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
| BPF_ALU64_IMM(BPF_AND, BPF_REG_0, 8),
| BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 22),
| BPF_EXIT_INSN(),
| },
| .fixup_map_hash_48b = { 3 },
| .errstr = "R0 bitwise operator &= on pointer",
| .result = REJECT,
| },
| {
| "map element value illegal alu op, 2",
| .insns = {
| BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
| BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
| BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
| BPF_LD_MAP_FD(BPF_REG_1, 0),
| BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
| BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
| BPF_ALU32_IMM(BPF_ADD, BPF_REG_0, 0),
| BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 22),
| BPF_EXIT_INSN(),
| },
| .fixup_map_hash_48b = { 3 },
| .errstr = "R0 32-bit pointer arithmetic prohibited",
| .result = REJECT,
| },
| {
| "map element value illegal alu op, 3",
| .insns = {
| BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
| BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
| BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
| BPF_LD_MAP_FD(BPF_REG_1, 0),
| BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
| BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
| BPF_ALU64_IMM(BPF_DIV, BPF_REG_0, 42),
| BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 22),
| BPF_EXIT_INSN(),
| },
| .fixup_map_hash_48b = { 3 },
| .errstr = "R0 pointer arithmetic with /= operator",
| .result = REJECT,
| },
| {
| "map element value illegal alu op, 4",
| .insns = {
| BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
| BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
| BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
| BPF_LD_MAP_FD(BPF_REG_1, 0),
| BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
| BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
| BPF_ENDIAN(BPF_FROM_BE, BPF_REG_0, 64),
| BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 22),
| BPF_EXIT_INSN(),
| },
| .fixup_map_hash_48b = { 3 },
| .errstr_unpriv = "R0 pointer arithmetic prohibited",
| .errstr = "invalid mem access 'inv'",
| .result = REJECT,
| .result_unpriv = REJECT,
| .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
| },
| {
| "map element value illegal alu op, 5",
| .insns = {
| BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
| BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
| BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
| BPF_LD_MAP_FD(BPF_REG_1, 0),
| BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
| BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 7),
| BPF_MOV64_IMM(BPF_REG_3, 4096),
| BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
| BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
| BPF_STX_MEM(BPF_DW, BPF_REG_2, BPF_REG_0, 0),
| BPF_STX_XADD(BPF_DW, BPF_REG_2, BPF_REG_3, 0),
| BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_2, 0),
| BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 22),
| BPF_EXIT_INSN(),
| },
| .fixup_map_hash_48b = { 3 },
| .errstr_unpriv = "leaking pointer from stack off -8",
| .errstr = "R0 invalid mem access 'inv'",
| .result = REJECT,
| .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
| },
|
|
