diff options
Diffstat (limited to 'tools/testing/selftests/bpf/verifier/div_overflow.c')
| -rw-r--r-- | tools/testing/selftests/bpf/verifier/div_overflow.c | 110 | 
1 files changed, 0 insertions, 110 deletions
diff --git a/tools/testing/selftests/bpf/verifier/div_overflow.c b/tools/testing/selftests/bpf/verifier/div_overflow.c deleted file mode 100644 index acab4f00819f..000000000000 --- a/tools/testing/selftests/bpf/verifier/div_overflow.c +++ /dev/null @@ -1,110 +0,0 @@ -/* Just make sure that JITs used udiv/umod as otherwise we get - * an exception from INT_MIN/-1 overflow similarly as with div - * by zero. - */ -{ -	"DIV32 overflow, check 1", -	.insns = { -	BPF_MOV32_IMM(BPF_REG_1, -1), -	BPF_MOV32_IMM(BPF_REG_0, INT_MIN), -	BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = 0, -}, -{ -	"DIV32 overflow, check 2", -	.insns = { -	BPF_MOV32_IMM(BPF_REG_0, INT_MIN), -	BPF_ALU32_IMM(BPF_DIV, BPF_REG_0, -1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = 0, -}, -{ -	"DIV64 overflow, check 1", -	.insns = { -	BPF_MOV64_IMM(BPF_REG_1, -1), -	BPF_LD_IMM64(BPF_REG_2, LLONG_MIN), -	BPF_ALU64_REG(BPF_DIV, BPF_REG_2, BPF_REG_1), -	BPF_MOV32_IMM(BPF_REG_0, 0), -	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 1), -	BPF_MOV32_IMM(BPF_REG_0, 1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = 0, -}, -{ -	"DIV64 overflow, check 2", -	.insns = { -	BPF_LD_IMM64(BPF_REG_1, LLONG_MIN), -	BPF_ALU64_IMM(BPF_DIV, BPF_REG_1, -1), -	BPF_MOV32_IMM(BPF_REG_0, 0), -	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_1, 1), -	BPF_MOV32_IMM(BPF_REG_0, 1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = 0, -}, -{ -	"MOD32 overflow, check 1", -	.insns = { -	BPF_MOV32_IMM(BPF_REG_1, -1), -	BPF_MOV32_IMM(BPF_REG_0, INT_MIN), -	BPF_ALU32_REG(BPF_MOD, BPF_REG_0, BPF_REG_1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = INT_MIN, -}, -{ -	"MOD32 overflow, check 2", -	.insns = { -	BPF_MOV32_IMM(BPF_REG_0, INT_MIN), -	BPF_ALU32_IMM(BPF_MOD, BPF_REG_0, -1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = INT_MIN, -}, -{ -	"MOD64 overflow, check 1", -	.insns = { -	BPF_MOV64_IMM(BPF_REG_1, -1), -	BPF_LD_IMM64(BPF_REG_2, LLONG_MIN), -	BPF_MOV64_REG(BPF_REG_3, BPF_REG_2), -	BPF_ALU64_REG(BPF_MOD, BPF_REG_2, BPF_REG_1), -	BPF_MOV32_IMM(BPF_REG_0, 0), -	BPF_JMP_REG(BPF_JNE, BPF_REG_3, BPF_REG_2, 1), -	BPF_MOV32_IMM(BPF_REG_0, 1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = 1, -}, -{ -	"MOD64 overflow, check 2", -	.insns = { -	BPF_LD_IMM64(BPF_REG_2, LLONG_MIN), -	BPF_MOV64_REG(BPF_REG_3, BPF_REG_2), -	BPF_ALU64_IMM(BPF_MOD, BPF_REG_2, -1), -	BPF_MOV32_IMM(BPF_REG_0, 0), -	BPF_JMP_REG(BPF_JNE, BPF_REG_3, BPF_REG_2, 1), -	BPF_MOV32_IMM(BPF_REG_0, 1), -	BPF_EXIT_INSN(), -	}, -	.prog_type = BPF_PROG_TYPE_SCHED_CLS, -	.result = ACCEPT, -	.retval = 1, -},  |