// https://syzkaller.appspot.com/bug?id=d76b65a985a4cbf10165b3cbb882f59a0ab090bd // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #ifndef __NR_mmap #define __NR_mmap 192 #endif #ifndef __NR_sendmsg #define __NR_sendmsg 370 #endif #ifndef __NR_socket #define __NR_socket 359 #endif #undef __NR_mmap #define __NR_mmap __NR_mmap2 uint64_t r[1] = {0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); long res = 0; res = syscall(__NR_socket, 0x10, 3, 0xc); if (res != -1) r[0] = res; *(uint32_t*)0x20000000 = 0; *(uint32_t*)0x20000004 = 0; *(uint32_t*)0x20000008 = 0x20000040; *(uint32_t*)0x20000040 = 0x20000100; memcpy((void*)0x20000100, "\x24\x00\x00\x00\x10\x00\x07\x03\x1d\xff\x22\x94\x6f\xa2\x83\x00\x5f" "\x20\x0a\x00\x09\x00\x03\x00\x00\x1d\x85\x68\x7f\x00\x00\x00\x04\x00" "\xff\x7e\x28\x00\x00\x00\x00\x0a\x43\xba\x5d\x80\x60\x55\xb6\xfd\xd8" "\x0b\x40\x00\x00\x00\x06\x00\x01\x00\x00\x29\xec\x24\x00\x02\x0c\xd3" "\x7e\x99\xd6\x9c\xda\x45\xa9\x5f", 76); *(uint32_t*)0x20000044 = 0x4c; *(uint32_t*)0x2000000c = 1; *(uint32_t*)0x20000010 = 0; *(uint32_t*)0x20000014 = 0; *(uint32_t*)0x20000018 = 0; syscall(__NR_sendmsg, (long)r[0], 0x20000000, 0); return 0; }