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-rw-r--r--tools/testing/selftests/bpf/verifier/ld_imm64.c141
1 files changed, 141 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/verifier/ld_imm64.c b/tools/testing/selftests/bpf/verifier/ld_imm64.c
new file mode 100644
index 000000000000..28b8c805a293
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/ld_imm64.c
@@ -0,0 +1,141 @@
+{
+ "test1 ld_imm64",
+ .insns = {
+ BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+ BPF_LD_IMM64(BPF_REG_0, 0),
+ BPF_LD_IMM64(BPF_REG_0, 0),
+ BPF_LD_IMM64(BPF_REG_0, 1),
+ BPF_LD_IMM64(BPF_REG_0, 1),
+ BPF_MOV64_IMM(BPF_REG_0, 2),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid BPF_LD_IMM insn",
+ .errstr_unpriv = "R1 pointer comparison",
+ .result = REJECT,
+},
+{
+ "test2 ld_imm64",
+ .insns = {
+ BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+ BPF_LD_IMM64(BPF_REG_0, 0),
+ BPF_LD_IMM64(BPF_REG_0, 0),
+ BPF_LD_IMM64(BPF_REG_0, 1),
+ BPF_LD_IMM64(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid BPF_LD_IMM insn",
+ .errstr_unpriv = "R1 pointer comparison",
+ .result = REJECT,
+},
+{
+ "test3 ld_imm64",
+ .insns = {
+ BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 0),
+ BPF_LD_IMM64(BPF_REG_0, 0),
+ BPF_LD_IMM64(BPF_REG_0, 0),
+ BPF_LD_IMM64(BPF_REG_0, 1),
+ BPF_LD_IMM64(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid bpf_ld_imm64 insn",
+ .result = REJECT,
+},
+{
+ "test4 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid bpf_ld_imm64 insn",
+ .result = REJECT,
+},
+{
+ "test5 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 0),
+ },
+ .errstr = "invalid bpf_ld_imm64 insn",
+ .result = REJECT,
+},
+{
+ "test6 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 0),
+ BPF_RAW_INSN(0, 0, 0, 0, 0),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+},
+{
+ "test7 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 1),
+ BPF_RAW_INSN(0, 0, 0, 0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .retval = 1,
+},
+{
+ "test8 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 1, 1),
+ BPF_RAW_INSN(0, 0, 0, 0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "uses reserved fields",
+ .result = REJECT,
+},
+{
+ "test9 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 1),
+ BPF_RAW_INSN(0, 0, 0, 1, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid bpf_ld_imm64 insn",
+ .result = REJECT,
+},
+{
+ "test10 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 1),
+ BPF_RAW_INSN(0, BPF_REG_1, 0, 0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid bpf_ld_imm64 insn",
+ .result = REJECT,
+},
+{
+ "test11 ld_imm64",
+ .insns = {
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, 0, 0, 1),
+ BPF_RAW_INSN(0, 0, BPF_REG_1, 0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid bpf_ld_imm64 insn",
+ .result = REJECT,
+},
+{
+ "test12 ld_imm64",
+ .insns = {
+ BPF_MOV64_IMM(BPF_REG_1, 0),
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, BPF_REG_1, 0, 1),
+ BPF_RAW_INSN(0, 0, 0, 0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "not pointing to valid bpf_map",
+ .result = REJECT,
+},
+{
+ "test13 ld_imm64",
+ .insns = {
+ BPF_MOV64_IMM(BPF_REG_1, 0),
+ BPF_RAW_INSN(BPF_LD | BPF_IMM | BPF_DW, 0, BPF_REG_1, 0, 1),
+ BPF_RAW_INSN(0, 0, BPF_REG_1, 0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .errstr = "invalid bpf_ld_imm64 insn",
+ .result = REJECT,
+},