{	"stack out of bounds",	.insns = {	BPF_ST_MEM(BPF_DW, BPF_REG_10, 8, 0),	BPF_EXIT_INSN(),	},	.errstr = "invalid write to stack",	.result = REJECT,},{	"uninitialized stack1",	.insns = {	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),	BPF_LD_MAP_FD(BPF_REG_1, 0),	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),	BPF_EXIT_INSN(),	},	.fixup_map_hash_8b = { 2 },	.errstr = "invalid indirect read from stack",	.result = REJECT,},{	"uninitialized stack2",	.insns = {	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_2, -8),	BPF_EXIT_INSN(),	},	.errstr = "invalid read from stack",	.result = REJECT,},{	"invalid fp arithmetic",	/* If this gets ever changed, make sure JITs can deal with it. */	.insns = {	BPF_MOV64_IMM(BPF_REG_0, 0),	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),	BPF_ALU64_IMM(BPF_SUB, BPF_REG_1, 8),	BPF_STX_MEM(BPF_DW, BPF_REG_1, BPF_REG_0, 0),	BPF_EXIT_INSN(),	},	.errstr = "R1 subtraction from stack pointer",	.result = REJECT,},{	"non-invalid fp arithmetic",	.insns = {	BPF_MOV64_IMM(BPF_REG_0, 0),	BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_0, -8),	BPF_EXIT_INSN(),	},	.result = ACCEPT,},{	"misaligned read from stack",	.insns = {	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_2, -4),	BPF_EXIT_INSN(),	},	.errstr = "misaligned stack access",	.result = REJECT,},