// https://syzkaller.appspot.com/bug?id=7a5eef8441d0a76d4ac12b35f3633885dbb9d04e // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0x0}; int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); intptr_t res = 0; memcpy((void*)0x200000c0, "/dev/cuse\000", 10); res = syscall(__NR_openat, 0xffffffffffffff9c, 0x200000c0, 0x2842, 0); if (res != -1) r[0] = res; res = syscall(__NR_io_setup, 0x83, 0x200003c0); if (res != -1) r[1] = *(uint64_t*)0x200003c0; *(uint64_t*)0x200004c0 = 0x20000080; *(uint64_t*)0x20000080 = 0; *(uint32_t*)0x20000088 = 0; *(uint32_t*)0x2000008c = 0; *(uint16_t*)0x20000090 = 5; *(uint16_t*)0x20000092 = 0; *(uint32_t*)0x20000094 = r[0]; *(uint64_t*)0x20000098 = 0; *(uint64_t*)0x200000a0 = 0; *(uint64_t*)0x200000a8 = 0; *(uint64_t*)0x200000b0 = 0; *(uint32_t*)0x200000b8 = 0; *(uint32_t*)0x200000bc = -1; syscall(__NR_io_submit, r[1], 1, 0x200004c0); return 0; }