// https://syzkaller.appspot.com/bug?id=6599b79e52059759a0af877a925ae07482a3dd64 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #ifndef __NR_getsockopt #define __NR_getsockopt 365 #endif #ifndef __NR_mmap #define __NR_mmap 192 #endif #ifndef __NR_mprotect #define __NR_mprotect 125 #endif #undef __NR_mmap #define __NR_mmap __NR_mmap2 int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); *(uint32_t*)0x20000080 = 0xc; syscall(__NR_getsockopt, -1, 1, 0x11, 0x20000000, 0x20000080); syscall(__NR_mprotect, 0x20000000, 0x800000, 0); return 0; }