// https://syzkaller.appspot.com/bug?id=2bf7e8a31b3d0f4a606a861ed1e76926d628617f // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); long res = 0; res = syscall(__NR_pipe, 0x20000c40); if (res != -1) { r[0] = *(uint32_t*)0x20000c40; r[1] = *(uint32_t*)0x20000c44; } res = syscall(__NR_socket, 2, 2, 0); if (res != -1) r[2] = res; syscall(__NR_close, r[2]); memcpy((void*)0x20000000, "/proc/thread-self/attr/exec\000", 28); syscall(__NR_openat, 0xffffffffffffff9c, 0x20000000, 2, 0); *(uint32_t*)0x20000040 = r[2]; *(uint16_t*)0x20000044 = -1; sprintf((char*)0x20000046, "%020llu", (long long)-1); sprintf((char*)0x2000005a, "%020llu", (long long)-1); syscall(__NR_write, r[1], 0x20000040, 0x2e); syscall(__NR_splice, r[0], 0, r[2], 0, 0x10005, 0); memcpy((void*)0x20000200, "./file0\000", 8); syscall(__NR_mknod, 0x20000200, 0x1041, 0x4000); memcpy((void*)0x20000480, "./file0\000", 8); syscall(__NR_execve, 0x20000480, 0, 0); return 0; }