// https://syzkaller.appspot.com/bug?id=4d666adb3fbcfe329b8cc75958b976aea0a3c48a // 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*)0x20000080, "/dev/kvm\000", 9); res = syscall(__NR_openat, 0xffffffffffffff9cul, 0x20000080ul, 0ul, 0ul); if (res != -1) r[0] = res; syscall(__NR_ioctl, r[0], 0xae01, 0ul); memcpy((void*)0x20000000, "./bus\000", 6); syscall(__NR_creat, 0x20000000ul, 0ul); memcpy((void*)0x20000780, "./bus\000", 6); res = syscall(__NR_open, 0x20000780ul, 0ul, 0ul); if (res != -1) r[1] = res; syscall(__NR_mmap, 0x20000000ul, 0x600000ul, 0ul, 0x4002011ul, r[1], 0ul); syscall(__NR_mremap, 0x2000d000ul, 0xfffffffffffffe74ul, 0x1000ul, 3ul, 0x20007000ul); return 0; }