// https://syzkaller.appspot.com/bug?id=3e99f9b4ca4807bb541159f3cd1c0776f6598ee8 // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include static void execute_one(); extern unsigned long long procid; void loop() { while (1) { execute_one(); } } uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; void execute_one() { long res = 0; res = syscall(__NR_socket, 0x26, 5, 0); if (res != -1) r[0] = res; *(uint16_t*)0x2065ffa8 = 0x26; memcpy((void*)0x2065ffaa, "\x68\x61\x73\x68\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 14); *(uint32_t*)0x2065ffb8 = 0; *(uint32_t*)0x2065ffbc = 0; memcpy((void*)0x2065ffc0, "\x63\x72\x79\x70\x74\x64\x28\x73\x68\x61\x33\x2d\x32\x32\x34\x2d\x67" "\x65\x6e\x65\x72\x69\x63\x29\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 64); syscall(__NR_bind, r[0], 0x2065ffa8, 0x58); res = syscall(__NR_accept, r[0], 0, 0); if (res != -1) r[1] = res; *(uint64_t*)0x200029c0 = 0x20001300; *(uint16_t*)0x20001300 = 2; *(uint16_t*)0x20001302 = htobe16(0); *(uint8_t*)0x20001304 = 0xac; *(uint8_t*)0x20001305 = 0x14; *(uint8_t*)0x20001306 = 0x14; *(uint8_t*)0x20001307 = 0; *(uint8_t*)0x20001308 = 0; *(uint8_t*)0x20001309 = 0; *(uint8_t*)0x2000130a = 0; *(uint8_t*)0x2000130b = 0; *(uint8_t*)0x2000130c = 0; *(uint8_t*)0x2000130d = 0; *(uint8_t*)0x2000130e = 0; *(uint8_t*)0x2000130f = 0; *(uint32_t*)0x200029c8 = 0x80; *(uint64_t*)0x200029d0 = 0x20001680; *(uint64_t*)0x200029d8 = 1; *(uint64_t*)0x200029e0 = 0x20000140; *(uint64_t*)0x200029e8 = 0; *(uint32_t*)0x200029f0 = 0; *(uint32_t*)0x200029f8 = 0; syscall(__NR_sendmmsg, r[1], 0x200029c0, 0x1fc, 0); } int main() { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); for (;;) { loop(); } }