// https://syzkaller.appspot.com/bug?id=871e52ccd40e45efbdb30bb839c711c6e5cad72d // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; void loop() { long res = 0; memcpy((void*)0x200001c0, "./file0", 8); res = syscall(__NR_open, 0x200001c0, 0x3fffa, 0); if (res != -1) r[0] = res; memcpy((void*)0x20000280, "./file0", 8); res = syscall(__NR_open, 0x20000280, 0x400000000, 0x1d4); if (res != -1) r[1] = res; syscall(__NR_close, r[0]); *(uint32_t*)0x20000000 = 9; *(uint32_t*)0x20000004 = 1; memcpy((void*)0x20000008, "\x0b", 1); syscall(__NR_open_by_handle_at, r[1], 0x20000000, 0); syscall(__NR_lseek, r[0], 0x1ffc, 0); syscall(__NR_getdents64, r[0], 0x20001540, 0x200015fc); } int main() { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); loop(); return 0; }