// https://syzkaller.appspot.com/bug?id=2a622455acd7051c6cf85c360cd116118a587726 // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #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, 2, 3, 6); if (res != -1) r[0] = res; memcpy((void*)0x200001c0, "./file0", 8); syscall(__NR_open, 0x200001c0, 0x42, 0); *(uint16_t*)0x200000c0 = 2; *(uint16_t*)0x200000c2 = htobe16(0); *(uint32_t*)0x200000c4 = htobe32(0); *(uint8_t*)0x200000c8 = 0; *(uint8_t*)0x200000c9 = 0; *(uint8_t*)0x200000ca = 0; *(uint8_t*)0x200000cb = 0; *(uint8_t*)0x200000cc = 0; *(uint8_t*)0x200000cd = 0; *(uint8_t*)0x200000ce = 0; *(uint8_t*)0x200000cf = 0; syscall(__NR_connect, r[0], 0x200000c0, 0x10); memcpy((void*)0x20000080, "./file0", 8); res = syscall(__NR_open, 0x20000080, 0, 0); if (res != -1) r[1] = res; memcpy((void*)0x20000000, "./file0", 8); memcpy((void*)0x20000040, "9p", 3); memcpy((void*)0x20000140, "trans=fd,", 9); memcpy((void*)0x20000149, "rfdno", 5); *(uint8_t*)0x2000014e = 0x3d; sprintf((char*)0x2000014f, "0x%016llx", (long long)r[1]); *(uint8_t*)0x20000161 = 0x2c; memcpy((void*)0x20000162, "wfdno", 5); *(uint8_t*)0x20000167 = 0x3d; sprintf((char*)0x20000168, "0x%016llx", (long long)r[0]); *(uint8_t*)0x2000017a = 0x2c; *(uint8_t*)0x2000017b = 0; syscall(__NR_mount, 0, 0x20000000, 0x20000040, 0, 0x20000140); } int main() { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); for (;;) { loop(); } }