{ "d_path accept", .insns = { BPF_LDX_MEM(BPF_W, BPF_REG_1, BPF_REG_1, 0), BPF_MOV64_REG(BPF_REG_2, BPF_REG_10), BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8), BPF_MOV64_IMM(BPF_REG_6, 0), BPF_STX_MEM(BPF_DW, BPF_REG_2, BPF_REG_6, 0), BPF_LD_IMM64(BPF_REG_3, 8), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_d_path), BPF_MOV64_IMM(BPF_REG_0, 0), BPF_EXIT_INSN(), }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_TRACING, .expected_attach_type = BPF_TRACE_FENTRY, .kfunc = "dentry_open", }, { "d_path reject", .insns = { BPF_LDX_MEM(BPF_W, BPF_REG_1, BPF_REG_1, 0), BPF_MOV64_REG(BPF_REG_2, BPF_REG_10), BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8), BPF_MOV64_IMM(BPF_REG_6, 0), BPF_STX_MEM(BPF_DW, BPF_REG_2, BPF_REG_6, 0), BPF_LD_IMM64(BPF_REG_3, 8), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_d_path), BPF_MOV64_IMM(BPF_REG_0, 0), BPF_EXIT_INSN(), }, .errstr = "helper call is not allowed in probe", .result = REJECT, .prog_type = BPF_PROG_TYPE_TRACING, .expected_attach_type = BPF_TRACE_FENTRY, .kfunc = "d_path", },