// https://syzkaller.appspot.com/bug?id=b67883c5ca3f239bc1e504a29f0e7b37ed42b376 // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #ifndef __NR_mmap #define __NR_mmap 192 #endif #ifndef __NR_openat #define __NR_openat 295 #endif #ifndef __NR_write #define __NR_write 4 #endif #undef __NR_mmap #define __NR_mmap __NR_mmap2 uint64_t r[1] = {0xffffffffffffffff}; void loop() { long res; memcpy((void*)0x20421000, "/dev/vga_arbiter", 17); res = syscall(__NR_openat, 0xffffff9c, 0x20421000, 0x60000001, 0); if (res != -1) r[0] = res; syscall(__NR_write, r[0], 0x20000000, 0xfffffdf2); } int main() { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); loop(); return 0; }