selftests/bpf: verifier/raw_stack.c converted to inline assembly

Test verifier/raw_stack.c automatically converted to use inline assembly.

Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20230325025524.144043-32-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

1 files changed, 0 insertions, 305 deletions

diff --git a/tools/testing/selftests/bpf/verifier/raw_stack.c b/tools/testing/selftests/bpf/verifier/raw_stack.c
deleted file mode 100644
index eb5ed936580b..000000000000
--- a/tools/testing/selftests/bpf/verifier/raw_stack.c
+++ /dev/null
@@ -1,305 +0,0 @@
-{
-	"raw_stack: no skb_load_bytes",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	/* Call to skb_load_bytes() omitted. */
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "invalid read from stack R6 off=-8 size=8",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, negative len",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, -8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "R4 min value is negative",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, negative len 2",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, ~0),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "R4 min value is negative",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, zero len",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 0),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "invalid zero-sized read",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, no init",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = ACCEPT,
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, init",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -8),
-	BPF_ST_MEM(BPF_DW, BPF_REG_6, 0, 0xcafe),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = ACCEPT,
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, spilled regs around bounds",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -16),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1, -8),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1,  8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, -8),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_6,  8),
-	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_0,
-		    offsetof(struct __sk_buff, mark)),
-	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_2,
-		    offsetof(struct __sk_buff, priority)),
-	BPF_ALU64_REG(BPF_ADD, BPF_REG_0, BPF_REG_2),
-	BPF_EXIT_INSN(),
-	},
-	.result = ACCEPT,
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, spilled regs corruption",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -8),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1, 0),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_0,
-		    offsetof(struct __sk_buff, mark)),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "R0 invalid mem access 'scalar'",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
-},
-{
-	"raw_stack: skb_load_bytes, spilled regs corruption 2",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -16),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1, -8),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1,  0),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1,  8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, -8),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_6,  8),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_3, BPF_REG_6,  0),
-	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_0,
-		    offsetof(struct __sk_buff, mark)),
-	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_2,
-		    offsetof(struct __sk_buff, priority)),
-	BPF_ALU64_REG(BPF_ADD, BPF_REG_0, BPF_REG_2),
-	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_3,
-		    offsetof(struct __sk_buff, pkt_type)),
-	BPF_ALU64_REG(BPF_ADD, BPF_REG_0, BPF_REG_3),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "R3 invalid mem access 'scalar'",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
-},
-{
-	"raw_stack: skb_load_bytes, spilled regs + data",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -16),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1, -8),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1,  0),
-	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_1,  8),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, -8),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_6,  8),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_3, BPF_REG_6,  0),
-	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_0,
-		    offsetof(struct __sk_buff, mark)),
-	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_2,
-		    offsetof(struct __sk_buff, priority)),
-	BPF_ALU64_REG(BPF_ADD, BPF_REG_0, BPF_REG_2),
-	BPF_ALU64_REG(BPF_ADD, BPF_REG_0, BPF_REG_3),
-	BPF_EXIT_INSN(),
-	},
-	.result = ACCEPT,
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, invalid access 1",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -513),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "invalid indirect access to stack R3 off=-513 size=8",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, invalid access 2",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -1),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 8),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "invalid indirect access to stack R3 off=-1 size=8",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, invalid access 3",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, 0xffffffff),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 0xffffffff),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "R4 min value is negative",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, invalid access 4",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -1),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 0x7fffffff),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "R4 unbounded memory access, use 'var &= const' or 'if (var < const)'",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, invalid access 5",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -512),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 0x7fffffff),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "R4 unbounded memory access, use 'var &= const' or 'if (var < const)'",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, invalid access 6",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -512),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 0),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = REJECT,
-	.errstr = "invalid zero-sized read",
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},
-{
-	"raw_stack: skb_load_bytes, large access",
-	.insns = {
-	BPF_MOV64_IMM(BPF_REG_2, 4),
-	BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_10),
-	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -512),
-	BPF_MOV64_REG(BPF_REG_3, BPF_REG_6),
-	BPF_MOV64_IMM(BPF_REG_4, 512),
-	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_load_bytes),
-	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
-	BPF_EXIT_INSN(),
-	},
-	.result = ACCEPT,
-	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
-},