1 {
2 	"unreachable",
3 	.insns = {
4 	BPF_EXIT_INSN(),
5 	BPF_EXIT_INSN(),
6 	},
7 	.errstr = "unreachable",
8 	.result = REJECT,
9 },
10 {
11 	"unreachable2",
12 	.insns = {
13 	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
14 	BPF_JMP_IMM(BPF_JA, 0, 0, 0),
15 	BPF_EXIT_INSN(),
16 	},
17 	.errstr = "unreachable",
18 	.result = REJECT,
19 },
20 {
21 	"out of range jump",
22 	.insns = {
23 	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
24 	BPF_EXIT_INSN(),
25 	},
26 	.errstr = "jump out of range",
27 	.result = REJECT,
28 },
29 {
30 	"out of range jump2",
31 	.insns = {
32 	BPF_JMP_IMM(BPF_JA, 0, 0, -2),
33 	BPF_EXIT_INSN(),
34 	},
35 	.errstr = "jump out of range",
36 	.result = REJECT,
37 },
38 {
39 	"loop (back-edge)",
40 	.insns = {
41 	BPF_JMP_IMM(BPF_JA, 0, 0, -1),
42 	BPF_EXIT_INSN(),
43 	},
44 	.errstr = "unreachable insn 1",
45 	.errstr_unpriv = "back-edge",
46 	.result = REJECT,
47 },
48 {
49 	"loop2 (back-edge)",
50 	.insns = {
51 	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
52 	BPF_MOV64_REG(BPF_REG_2, BPF_REG_0),
53 	BPF_MOV64_REG(BPF_REG_3, BPF_REG_0),
54 	BPF_JMP_IMM(BPF_JA, 0, 0, -4),
55 	BPF_EXIT_INSN(),
56 	},
57 	.errstr = "unreachable insn 4",
58 	.errstr_unpriv = "back-edge",
59 	.result = REJECT,
60 },
61 {
62 	"conditional loop",
63 	.insns = {
64 	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
65 	BPF_MOV64_REG(BPF_REG_2, BPF_REG_0),
66 	BPF_MOV64_REG(BPF_REG_3, BPF_REG_0),
67 	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, -3),
68 	BPF_EXIT_INSN(),
69 	},
70 	.errstr = "infinite loop detected",
71 	.errstr_unpriv = "back-edge",
72 	.result = REJECT,
73 },
74