// https://syzkaller.appspot.com/bug?id=2364bdc6bf567f4eff0a655872b67dca3b4fac56 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #define BITMASK(bf_off, bf_len) (((1ull << (bf_len)) - 1) << (bf_off)) #define STORE_BY_BITMASK(type, htobe, addr, val, bf_off, bf_len) \ *(type*)(addr) = \ htobe((htobe(*(type*)(addr)) & ~BITMASK((bf_off), (bf_len))) | \ (((type)(val) << (bf_off)) & BITMASK((bf_off), (bf_len)))) uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 3ul, 0x32ul, -1, 0); intptr_t res = 0; res = syscall(__NR_socket, 0x10ul, 3ul, 0xcul); if (res != -1) r[0] = res; *(uint64_t*)0x20000300 = 0; *(uint32_t*)0x20000308 = 0; *(uint64_t*)0x20000310 = 0x200002c0; *(uint64_t*)0x200002c0 = 0x20000080; *(uint32_t*)0x20000080 = 0x5c; *(uint8_t*)0x20000084 = 2; *(uint8_t*)0x20000085 = 6; *(uint16_t*)0x20000086 = 1; *(uint32_t*)0x20000088 = 0; *(uint32_t*)0x2000008c = 0; *(uint8_t*)0x20000090 = 0; *(uint8_t*)0x20000091 = 0; *(uint16_t*)0x20000092 = htobe16(0); *(uint16_t*)0x20000094 = 9; *(uint16_t*)0x20000096 = 2; memcpy((void*)0x20000098, "syz2\000", 5); *(uint16_t*)0x200000a0 = 0x15; *(uint16_t*)0x200000a2 = 3; memcpy((void*)0x200000a4, "hash:ip,port,net\000", 17); *(uint16_t*)0x200000b8 = 0xc; STORE_BY_BITMASK(uint16_t, , 0x200000ba, 7, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x200000bb, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x200000bb, 1, 7, 1); *(uint16_t*)0x200000bc = 8; STORE_BY_BITMASK(uint16_t, , 0x200000be, 0x13, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x200000bf, 1, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x200000bf, 0, 7, 1); *(uint32_t*)0x200000c0 = htobe32(0x1000); *(uint16_t*)0x200000c4 = 5; *(uint16_t*)0x200000c6 = 1; *(uint8_t*)0x200000c8 = 7; *(uint16_t*)0x200000cc = 5; *(uint16_t*)0x200000ce = 4; *(uint8_t*)0x200000d0 = 0; *(uint16_t*)0x200000d4 = 5; *(uint16_t*)0x200000d6 = 5; *(uint8_t*)0x200000d8 = 2; *(uint64_t*)0x200002c8 = 0x5c; *(uint64_t*)0x20000318 = 1; *(uint64_t*)0x20000320 = 0; *(uint64_t*)0x20000328 = 0; *(uint32_t*)0x20000330 = 0; syscall(__NR_sendmsg, r[0], 0x20000300ul, 0ul); res = syscall(__NR_socket, 0x10ul, 3ul, 0xcul); if (res != -1) r[1] = res; *(uint64_t*)0x20000280 = 0; *(uint32_t*)0x20000288 = 0; *(uint64_t*)0x20000290 = 0x20000240; *(uint64_t*)0x20000240 = 0x20000180; *(uint32_t*)0x20000180 = 0xb0; *(uint8_t*)0x20000184 = 0xb; *(uint8_t*)0x20000185 = 6; *(uint16_t*)0x20000186 = 1; *(uint32_t*)0x20000188 = 0x70bd27; *(uint32_t*)0x2000018c = 0x25dfdbfb; *(uint8_t*)0x20000190 = 0xc; *(uint8_t*)0x20000191 = 0; *(uint16_t*)0x20000192 = htobe16(0xa); *(uint16_t*)0x20000194 = 0x14; STORE_BY_BITMASK(uint16_t, , 0x20000196, 8, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x20000197, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x20000197, 1, 7, 1); *(uint16_t*)0x20000198 = 0x10; STORE_BY_BITMASK(uint16_t, , 0x2000019a, 7, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x2000019b, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x2000019b, 1, 7, 1); *(uint16_t*)0x2000019c = 0xc; STORE_BY_BITMASK(uint16_t, , 0x2000019e, 0x14, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x2000019f, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x2000019f, 1, 7, 1); *(uint16_t*)0x200001a0 = 8; STORE_BY_BITMASK(uint16_t, , 0x200001a2, 1, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x200001a3, 1, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x200001a3, 0, 7, 1); *(uint32_t*)0x200001a4 = htobe32(0x7f000001); *(uint16_t*)0x200001a8 = 5; *(uint16_t*)0x200001aa = 1; *(uint8_t*)0x200001ac = 7; *(uint16_t*)0x200001b0 = 9; *(uint16_t*)0x200001b2 = 2; memcpy((void*)0x200001b4, "syz2\000", 5); *(uint16_t*)0x200001bc = 0x50; STORE_BY_BITMASK(uint16_t, , 0x200001be, 7, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x200001bf, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x200001bf, 1, 7, 1); *(uint16_t*)0x200001c0 = 0x14; *(uint16_t*)0x200001c2 = 0x17; memcpy((void*)0x200001c4, "rose0\000\000\000\000\000\000\000\000\000\000\000", 16); *(uint16_t*)0x200001d4 = 0xa; *(uint16_t*)0x200001d6 = 0x11; *(uint8_t*)0x200001d8 = 0xaa; *(uint8_t*)0x200001d9 = 0xaa; *(uint8_t*)0x200001da = 0xaa; *(uint8_t*)0x200001db = 0xaa; *(uint8_t*)0x200001dc = 0xaa; *(uint8_t*)0x200001dd = 0x2d; *(uint16_t*)0x200001e0 = 8; STORE_BY_BITMASK(uint16_t, , 0x200001e2, 6, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x200001e3, 1, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x200001e3, 0, 7, 1); *(uint32_t*)0x200001e4 = htobe32(0x6dc); *(uint16_t*)0x200001e8 = 0xc; STORE_BY_BITMASK(uint16_t, , 0x200001ea, 0x19, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x200001eb, 1, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x200001eb, 0, 7, 1); *(uint64_t*)0x200001ec = htobe64(0xc2fb); *(uint16_t*)0x200001f4 = 5; *(uint16_t*)0x200001f6 = 7; *(uint8_t*)0x200001f8 = 0x30; *(uint16_t*)0x200001fc = 5; *(uint16_t*)0x200001fe = 0x15; *(uint8_t*)0x20000200 = 0x3f; *(uint16_t*)0x20000204 = 8; STORE_BY_BITMASK(uint16_t, , 0x20000206, 6, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x20000207, 1, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x20000207, 0, 7, 1); *(uint32_t*)0x20000208 = htobe32(8); *(uint16_t*)0x2000020c = 9; *(uint16_t*)0x2000020e = 2; memcpy((void*)0x20000210, "syz2\000", 5); *(uint16_t*)0x20000218 = 0x18; STORE_BY_BITMASK(uint16_t, , 0x2000021a, 7, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x2000021b, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x2000021b, 1, 7, 1); *(uint16_t*)0x2000021c = 8; STORE_BY_BITMASK(uint16_t, , 0x2000021e, 9, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x2000021f, 1, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x2000021f, 0, 7, 1); *(uint32_t*)0x20000220 = htobe32(4); *(uint16_t*)0x20000224 = 0xc; STORE_BY_BITMASK(uint16_t, , 0x20000226, 1, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x20000227, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x20000227, 1, 7, 1); *(uint16_t*)0x20000228 = 8; STORE_BY_BITMASK(uint16_t, , 0x2000022a, 1, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x2000022b, 1, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x2000022b, 0, 7, 1); *(uint32_t*)0x2000022c = htobe32(0x7f000001); *(uint64_t*)0x20000248 = 0xb0; *(uint64_t*)0x20000298 = 1; *(uint64_t*)0x200002a0 = 0; *(uint64_t*)0x200002a8 = 0; *(uint32_t*)0x200002b0 = 0x8000; syscall(__NR_sendmsg, r[1], 0x20000280ul, 0xc0000c4ul); return 0; }