// https://syzkaller.appspot.com/bug?id=9fd089d44734021c09c696938bb74d3b3f8273c2 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #ifndef __NR_fsconfig #define __NR_fsconfig 431 #endif #ifndef __NR_fsopen #define __NR_fsopen 430 #endif 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; memcpy((void*)0x20000080, "bdev\000", 5); res = syscall(__NR_fsopen, 0x20000080ul, 0ul); if (res != -1) r[0] = res; syscall(__NR_fsconfig, r[0], 6ul, 0ul, 0ul, 0ul); return 0; }