// https://syzkaller.appspot.com/bug?id=e4aaa78795e490421c79f76ec3679006c8ff4cf0 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 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*)0x200000c0, "blkio.bfq.io_merged\000", 20); res = syscall(__NR_openat, 0xffffff9c, 0x200000c0ul, 0x26e1ul, 0ul); if (res != -1) r[0] = res; *(uint64_t*)0x20000000 = 0xc9ab; syscall(__NR_ioctl, r[0], 0x40086602, 0x20000000ul); memcpy((void*)0x200000c0, "memory.events\000", 14); syscall(__NR_openat, 0xffffff9c, 0x200000c0ul, 0x26e1ul, 0ul); memcpy((void*)0x20000400, "memory.events\000", 14); res = syscall(__NR_openat, 0xffffff9c, 0x20000400ul, 0x100002ul, 0ul); if (res != -1) r[1] = res; *(uint64_t*)0x200005c0 = 2; syscall(__NR_ioctl, r[1], 0x4004662b, 0x200005c0ul); return 0; }