// https://syzkaller.appspot.com/bug?id=7660dfcb77e48ec6c95cccde2edaec7d5038d04e // 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, 0x20000000, 0x1000000, 3, 0x32, -1, 0); intptr_t res = 0; res = syscall(__NR_socket, 0x10, 3, 0); if (res != -1) r[0] = res; memcpy((void*)0x200000c0, "dummy0\000\000\000\000\000\000\000\000\000\000", 16); *(uint32_t*)0x200000d0 = 0; res = syscall(__NR_ioctl, r[0], 0x8933, 0x200000c0); if (res != -1) r[1] = *(uint32_t*)0x200000d0; *(uint64_t*)0x2000a000 = 0; *(uint32_t*)0x2000a008 = 0x1e3; *(uint64_t*)0x2000a010 = 0x20000080; *(uint64_t*)0x20000080 = 0x20000240; memcpy((void*)0x20000240, "\x50\x00\x00\x00\x13\x00\x01\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00", 20); *(uint32_t*)0x20000254 = r[1]; memcpy((void*)0x20000258, "\x00\x00\xfe\x00\x00\x00\x00\x00\x30\x00\x16\x00\x2c\x00\x01\x00\x28" "\x00\x01\x00\x00\x00\x46\xdc\x42\xb1\xd0\xf3\x74\x98\x96\x6f\x4a\x82" "\x00\x39\x89\xd0\x6d\x6d\xf0\xaf\x7f\xdc\x84\xb8\x30\x8c\xa3\xbc\xd6" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xb4\xdd\x10\x00\x00\x00" "\x3e\x83\xed\x74\x9a\xe9\x35\xd4\x09\x5c\xef\x15\x92\x84\xb5\x5a\x23" "\x61\x25\x4c\x42\xc7\xb8\xe9\x95\xe1\x40\xfb\x4b\xb3\x80\x70\x43\x7a" "\xda\x0b\x76\x07\xf9\x6e\x10\xa2\xe0\x2a\xd1\x95\x53\x3c\x29\x59\xb5" "\x96\x96\xc3\x12\xef\xb5\xb2\x13\x89\xde\xfa\xd3\xa9\x12\xf7\xd8\x79" "\x52\xc1\x9d\x64\x4b\x60\x87\xae\x37\xd8\x2e\x2d\xe2\x82\x82\x68\xef" "\x53\xd9\x92\x3b\x5f\x36\x85\xa3\xf2", 162); *(uint64_t*)0x20000088 = 0x50; *(uint64_t*)0x2000a018 = 1; *(uint64_t*)0x2000a020 = 0; *(uint64_t*)0x2000a028 = 0; *(uint32_t*)0x2000a030 = 0; syscall(__NR_sendmsg, r[0], 0x2000a000, 0); return 0; }