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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173{ "dead code: start", .insns = { BPF_JMP_IMM(BPF_JA, 0, 0, 2), /* unpriv: nospec (inserted to prevent "R9 !read_ok") */ BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0), BPF_JMP_IMM(BPF_JA, 0, 0, 2), BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, -4), BPF_EXIT_INSN(), }, .result = ACCEPT, .retval = 7,},{ "dead code: mid 1", .insns = { BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 0, 1), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 0), BPF_EXIT_INSN(), }, .result = ACCEPT, .retval = 7,},{ "dead code: mid 2", .insns = { BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 4), BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 1), BPF_JMP_IMM(BPF_JA, 0, 0, 2), BPF_MOV64_IMM(BPF_REG_0, 7), BPF_EXIT_INSN(), BPF_MOV64_IMM(BPF_REG_0, 1), BPF_EXIT_INSN(), }, .result = ACCEPT, .retval = 1,},{ "dead code: end 1", .insns = { BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 1), BPF_EXIT_INSN(), BPF_EXIT_INSN(), }, .result = ACCEPT, .retval = 7,},{ "dead code: end 2", .insns = { BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 1), BPF_EXIT_INSN(), BPF_MOV64_IMM(BPF_REG_0, 12), BPF_EXIT_INSN(), }, .result = ACCEPT, .retval = 7,},{ "dead code: end 3", .insns = { BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 8, 1), BPF_EXIT_INSN(), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 1), BPF_JMP_IMM(BPF_JA, 0, 0, 1), BPF_MOV64_IMM(BPF_REG_0, 12), BPF_JMP_IMM(BPF_JA, 0, 0, -5), }, .result = ACCEPT, .retval = 7,},{ "dead code: tail of main + func", .insns = { BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 8, 1), BPF_EXIT_INSN(), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1), BPF_EXIT_INSN(), BPF_MOV64_IMM(BPF_REG_0, 12), BPF_EXIT_INSN(), }, .errstr_unpriv = "loading/calling other bpf or kernel functions are allowed for", .result_unpriv = REJECT, .result = ACCEPT, .retval = 7,},{ "dead code: tail of main + two functions", .insns = { BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 8, 1), BPF_EXIT_INSN(), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1), BPF_EXIT_INSN(), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1), BPF_EXIT_INSN(), BPF_MOV64_IMM(BPF_REG_0, 12), BPF_EXIT_INSN(), }, .errstr_unpriv = "loading/calling other bpf or kernel functions are allowed for", .result_unpriv = REJECT, .result = ACCEPT, .retval = 7,},{ "dead code: function in the middle and mid of another func", .insns = { BPF_MOV64_IMM(BPF_REG_1, 7), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3), BPF_EXIT_INSN(), BPF_MOV64_IMM(BPF_REG_0, 12), BPF_EXIT_INSN(), BPF_MOV64_IMM(BPF_REG_0, 7), BPF_JMP_IMM(BPF_JGE, BPF_REG_1, 7, 1), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -5), BPF_EXIT_INSN(), }, .errstr_unpriv = "loading/calling other bpf or kernel functions are allowed for", .result_unpriv = REJECT, .result = ACCEPT, .retval = 7,},{ "dead code: middle of main before call", .insns = { BPF_MOV64_IMM(BPF_REG_1, 2), BPF_JMP_IMM(BPF_JGE, BPF_REG_1, 2, 1), BPF_MOV64_IMM(BPF_REG_1, 5), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1), BPF_EXIT_INSN(), BPF_MOV64_REG(BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, .errstr_unpriv = "loading/calling other bpf or kernel functions are allowed for", .result_unpriv = REJECT, .result = ACCEPT, .retval = 2,},{ "dead code: start of a function", .insns = { BPF_MOV64_IMM(BPF_REG_1, 2), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1), BPF_EXIT_INSN(), BPF_JMP_IMM(BPF_JA, 0, 0, 0), BPF_MOV64_REG(BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, .errstr_unpriv = "loading/calling other bpf or kernel functions are allowed for", .result_unpriv = REJECT, .result = ACCEPT, .retval = 2,},{ "dead code: zero extension", .insns = { BPF_MOV64_IMM(BPF_REG_0, 0), BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -4), BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 0, 1), BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_10, -4), BPF_EXIT_INSN(), }, .result = ACCEPT, .retval = 0,},