// https://syzkaller.appspot.com/bug?id=5c412be804e2b358ec56eb9f2eb0c4727ff7bdd1 // 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[1] = {0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); intptr_t res = 0; *(uint32_t*)0x20001340 = 0; *(uint32_t*)0x20001344 = 0x80; *(uint8_t*)0x20001348 = 0; *(uint8_t*)0x20001349 = 0; *(uint8_t*)0x2000134a = 0; *(uint8_t*)0x2000134b = 0; *(uint32_t*)0x2000134c = 0; *(uint64_t*)0x20001350 = 0; *(uint64_t*)0x20001358 = 0; *(uint64_t*)0x20001360 = 0; STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 0, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 1, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 2, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 3, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 4, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 5, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 6, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 7, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 8, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 9, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 10, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 11, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 12, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 13, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 14, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 15, 2); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 17, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 18, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 19, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 20, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 21, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 22, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 23, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 24, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 25, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 26, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 27, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 28, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 29, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 30, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 31, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 32, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 33, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 34, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 35, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 36, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 37, 1); STORE_BY_BITMASK(uint64_t, , 0x20001368, 0, 38, 26); *(uint32_t*)0x20001370 = 0; *(uint32_t*)0x20001374 = 0; *(uint64_t*)0x20001378 = 0; *(uint64_t*)0x20001380 = 0; *(uint64_t*)0x20001388 = 0xb; *(uint64_t*)0x20001390 = 0; *(uint32_t*)0x20001398 = 0; *(uint32_t*)0x2000139c = 0; *(uint64_t*)0x200013a0 = 0; *(uint32_t*)0x200013a8 = 0; *(uint16_t*)0x200013ac = 0; *(uint16_t*)0x200013ae = 0; *(uint32_t*)0x200013b0 = 0; *(uint32_t*)0x200013b4 = 0; *(uint64_t*)0x200013b8 = 0; syscall(__NR_perf_event_open, 0x20001340ul, 0, 0ul, -1, 0ul); res = syscall(__NR_socket, 0xaul, 1ul, 0); if (res != -1) r[0] = res; *(uint32_t*)0x20000000 = 1; syscall(__NR_setsockopt, r[0], 6, 0x13, 0x20000000ul, 4ul); *(uint16_t*)0x20000200 = 0xa; *(uint16_t*)0x20000202 = htobe16(0); *(uint32_t*)0x20000204 = htobe32(0); memset((void*)0x20000208, 0, 16); *(uint32_t*)0x20000218 = 0; syscall(__NR_connect, r[0], 0x20000200ul, 0x1cul); memcpy((void*)0x20000540, "tls\000", 4); syscall(__NR_setsockopt, r[0], 6, 0x1f, 0x20000540ul, 4ul); *(uint16_t*)0x20000040 = 0x303; *(uint16_t*)0x20000042 = 0x33; memcpy((void*)0x20000044, "\x2e\x99\x16\x92\x00\x20\xb9\xad", 8); memcpy((void*)0x2000004c, "\x53\x49\x9a\xdd\xa3\x7e\x5c\x14\x26\x5f\x29\x8f\x9f\x57\x22\xd7", 16); memset((void*)0x2000005c, 0, 4); memcpy((void*)0x20000060, "\xc7\x91\xd3\x43\x04\xbb\x24\xeb", 8); syscall(__NR_setsockopt, r[0], 0x11a, 1, 0x20000040ul, 0x28ul); *(uint64_t*)0x20000080 = 0x200000c0; memset((void*)0x200000c0, 207, 1); *(uint64_t*)0x20000088 = 0x7f02; syscall(__NR_writev, r[0], 0x20000080ul, 0x27ful); return 0; }