351 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			351 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| {
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| 	"direct map access, write test 1",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 0),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 0, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 2",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 8),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 0, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 3",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 8),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 8, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 4",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 40),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 0, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 5",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 32),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 8, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 6",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 40),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 4, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "R1 min value is outside of the allowed memory range",
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| 	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
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| },
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| {
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| 	"direct map access, write test 7",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, -1),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 4, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "direct value offset of 4294967295 is not allowed",
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| },
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| {
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| 	"direct map access, write test 8",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 1),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, -1, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 9",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 48),
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| 	BPF_ST_MEM(BPF_DW, BPF_REG_1, 0, 4242),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid access to map value pointer",
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| },
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| {
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| 	"direct map access, write test 10",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 47),
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| 	BPF_ST_MEM(BPF_B, BPF_REG_1, 0, 4),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 11",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 48),
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| 	BPF_ST_MEM(BPF_B, BPF_REG_1, 0, 4),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid access to map value pointer",
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| },
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| {
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| 	"direct map access, write test 12",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, (1<<29)),
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| 	BPF_ST_MEM(BPF_B, BPF_REG_1, 0, 4),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "direct value offset of 536870912 is not allowed",
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| },
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| {
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| 	"direct map access, write test 13",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, (1<<29)-1),
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| 	BPF_ST_MEM(BPF_B, BPF_REG_1, 0, 4),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid access to map value pointer, value_size=48 off=536870911",
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| },
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| {
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| 	"direct map access, write test 14",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 47),
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| 	BPF_LD_MAP_VALUE(BPF_REG_2, 0, 46),
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| 	BPF_ST_MEM(BPF_H, BPF_REG_2, 0, 0xffff),
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| 	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_1, 0),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1, 3 },
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| 	.result = ACCEPT,
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| 	.retval = 0xff,
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| },
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| {
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| 	"direct map access, write test 15",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 46),
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| 	BPF_LD_MAP_VALUE(BPF_REG_2, 0, 46),
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| 	BPF_ST_MEM(BPF_H, BPF_REG_2, 0, 0xffff),
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| 	BPF_LDX_MEM(BPF_H, BPF_REG_0, BPF_REG_1, 0),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1, 3 },
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| 	.result = ACCEPT,
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| 	.retval = 0xffff,
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| },
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| {
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| 	"direct map access, write test 16",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 46),
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| 	BPF_LD_MAP_VALUE(BPF_REG_2, 0, 47),
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| 	BPF_ST_MEM(BPF_H, BPF_REG_2, 0, 0xffff),
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| 	BPF_LDX_MEM(BPF_H, BPF_REG_0, BPF_REG_1, 0),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1, 3 },
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| 	.result = REJECT,
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| 	.errstr = "invalid access to map value, value_size=48 off=47 size=2",
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| 	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
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| },
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| {
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| 	"direct map access, write test 17",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 46),
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| 	BPF_LD_MAP_VALUE(BPF_REG_2, 0, 46),
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| 	BPF_ST_MEM(BPF_H, BPF_REG_2, 1, 0xffff),
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| 	BPF_LDX_MEM(BPF_H, BPF_REG_0, BPF_REG_1, 0),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1, 3 },
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| 	.result = REJECT,
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| 	.errstr = "invalid access to map value, value_size=48 off=47 size=2",
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| 	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
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| },
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| {
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| 	"direct map access, write test 18",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 0),
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| 	BPF_ST_MEM(BPF_H, BPF_REG_1, 0, 42),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_small = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "R1 min value is outside of the allowed memory range",
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| },
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| {
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| 	"direct map access, write test 19",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 0),
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| 	BPF_ST_MEM(BPF_B, BPF_REG_1, 0, 42),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_small = { 1 },
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| 	.result = ACCEPT,
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| 	.retval = 1,
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| },
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| {
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| 	"direct map access, write test 20",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_MAP_VALUE(BPF_REG_1, 0, 1),
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| 	BPF_ST_MEM(BPF_B, BPF_REG_1, 0, 42),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_small = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid access to map value pointer",
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| },
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| {
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| 	"direct map access, invalid insn test 1",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_VALUE, 0, 1, 0, 47),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid bpf_ld_imm64 insn",
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| },
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| {
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| 	"direct map access, invalid insn test 2",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_VALUE, 1, 0, 0, 47),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "BPF_LD_IMM64 uses reserved fields",
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| },
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| {
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| 	"direct map access, invalid insn test 3",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_VALUE, ~0, 0, 0, 47),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "BPF_LD_IMM64 uses reserved fields",
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| },
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| {
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| 	"direct map access, invalid insn test 4",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_VALUE, 0, ~0, 0, 47),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid bpf_ld_imm64 insn",
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| },
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| {
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| 	"direct map access, invalid insn test 5",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_VALUE, ~0, ~0, 0, 47),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid bpf_ld_imm64 insn",
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| },
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| {
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| 	"direct map access, invalid insn test 6",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_FD, ~0, 0, 0, 0),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "BPF_LD_IMM64 uses reserved fields",
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| },
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| {
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| 	"direct map access, invalid insn test 7",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_FD, 0, ~0, 0, 0),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid bpf_ld_imm64 insn",
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| },
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| {
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| 	"direct map access, invalid insn test 8",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_FD, ~0, ~0, 0, 0),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "invalid bpf_ld_imm64 insn",
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| },
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| {
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| 	"direct map access, invalid insn test 9",
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| 	.insns = {
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| 	BPF_MOV64_IMM(BPF_REG_0, 1),
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| 	BPF_LD_IMM64_RAW_FULL(BPF_REG_1, BPF_PSEUDO_MAP_FD, 0, 0, 0, 47),
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| 	BPF_EXIT_INSN(),
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| 	},
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| 	.fixup_map_array_48b = { 1 },
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| 	.result = REJECT,
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| 	.errstr = "unrecognized bpf_ld_imm64 insn",
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| },
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