diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/bpf/test_verifier.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index 82359cdbc805..f9de7fe0c26d 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -13648,6 +13648,28 @@ static struct bpf_test tests[] = { .result = ACCEPT, }, { + "allocated_stack", + .insns = { + BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1), + BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), + BPF_ALU64_REG(BPF_MOV, BPF_REG_7, BPF_REG_0), + BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 5), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_6, -8), + BPF_LDX_MEM(BPF_DW, BPF_REG_6, BPF_REG_10, -8), + BPF_STX_MEM(BPF_B, BPF_REG_10, BPF_REG_7, -9), + BPF_LDX_MEM(BPF_B, BPF_REG_7, BPF_REG_10, -9), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0), + BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .result_unpriv = ACCEPT, + .insn_processed = 15, + }, + { "reference tracking in call: free reference in subprog and outside", .insns = { BPF_SK_LOOKUP, |