// https://syzkaller.appspot.com/bug?id=75cf599d7211c156c9f4bdad353b077f211df7d6 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #ifndef __NR_bpf #define __NR_bpf 321 #endif uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); intptr_t res = 0; res = syscall(__NR_socket, 0x10ul, 3ul, 0); if (res != -1) r[0] = res; *(uint32_t*)0x20000180 = 6; *(uint32_t*)0x20000184 = 4; *(uint64_t*)0x20000188 = 0x20000440; memcpy( (void*)0x20000440, "\x18\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x30\x85\x00" "\x00\x00\x2c\x00\x00\x00\x95\x00\x00\x00\x00\x00\x00\x00\x2b\x40\x03\xfe" "\x37\xa0\x77\xae\x55\xf5\x2c\x0d\x80\xa2\x64\x9b\xac\xa8\x53\x09\xbe\x96" "\xd5\xa4\x5b\xbb\xdb\x5f\xf7\xff\xff\xff\xd0\x75\xb3\xee\xe1\x44\x73\xf5" "\x1b\xe9\x8d\xb7\xef\xbb\x05\x98\x42\xba\x44\x70\xe8\xe0\x4a\xcb\x80\x7f" "\xbb\xab\xc6\x8a\xbd\xcc\x73\x35\xdc\xbc\xbb\x61\xc3\x02\xdf\xd5\xc1\x10" "\x71\xad\xac\x29\xfd\x64\xd3\x3a\x35\x02\xfb\xeb\x1e\xd9\x9d\xd0\xe7\x92" "\xf2\x4c\x42\x0b\xfc\xc2\x63\x54\x21\xd3\x39\xad\x52\x1d\x69\x53\xb1\x13" "\x78\x50\xd9\xe9\xeb\xf6\x5e\xe9\x88\x09\x00\x00\x00\x28\x67\x8e\xb4\x7e" "\xfb\x7b\x3f\x19\x04\x7c\x6f\x1b\xd1\xbf\x56\xe5\x85\x3e\xd9\x61\x37\xf9" "\x5b\x3a\x11\x95\x4e\xd1\xc8\xa8\x67\x64\x68\xcf\x24\x05\xe4\x87\x23\xd4" "\xb1\xff\x7b\x8c\xe1\x9e\x03\xe1\x17\x0e\x38\xd6\xa6\x0e\xf5\x44\x8e\x20" "\x65\x9e\x53\xbf\x38\xd8\x9f\x7e\x9e\x21\x34\x2d\xf8\x5b\x8c\xac\xa2\xf5" "\xbe\x63\xdf\xd7\x32\x1b\xe2\x7a\x4c\x26\xf0\xae\x20\xf9\x8a\x73\xc4\xdd" "\x05\xef\x83\x89\x61\xd0\x4b\x15\xc7\xd9\x67\x17\x23\xf6\xf8\x73\x71\x30" "\x80\x7d\xb6\xd5\x10\xea\x06\xe2\x57\xa3\xa4\x21\x07\xd0\xef\x33\x9b\x55" "\x83\xc8\xe4\x25\x73\x02\x4f\xd4\x0d\xbf\x2e\x12", 300); *(uint64_t*)0x20000190 = 0x200000c0; memcpy((void*)0x200000c0, "GPL\000", 4); *(uint32_t*)0x20000198 = 0; *(uint32_t*)0x2000019c = 0x1000; *(uint64_t*)0x200001a0 = 0x20001400; *(uint32_t*)0x200001a8 = 0; *(uint32_t*)0x200001ac = 0; memset((void*)0x200001b0, 0, 16); *(uint32_t*)0x200001c0 = 0; *(uint32_t*)0x200001c4 = 0; *(uint32_t*)0x200001c8 = -1; *(uint32_t*)0x200001cc = 8; *(uint64_t*)0x200001d0 = 0; *(uint32_t*)0x200001d8 = 0; *(uint32_t*)0x200001dc = 0x10; *(uint64_t*)0x200001e0 = 0; *(uint32_t*)0x200001e8 = 0; *(uint32_t*)0x200001ec = 0; *(uint32_t*)0x200001f0 = -1; *(uint32_t*)0x200001f4 = 0; *(uint64_t*)0x200001f8 = 0; res = syscall(__NR_bpf, 5ul, 0x20000180ul, 0x18ul); if (res != -1) r[1] = res; *(uint64_t*)0x20000140 = 0; *(uint32_t*)0x20000148 = 0; *(uint64_t*)0x20000150 = 0x20000080; *(uint64_t*)0x20000080 = 0x20000400; memcpy((void*)0x20000400, "\x34\x00\x00\x00\x10\x00\x01\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00", 20); *(uint32_t*)0x20000414 = 0; memcpy((void*)0x20000418, "\x00\x00\x00\x00\x00\x00\x00\x00\x0c\x00\x2b\x80\x08\x00\x01\x00", 16); *(uint32_t*)0x20000428 = r[1]; memcpy((void*)0x2000042c, "\x08\x00\x1b", 3); *(uint64_t*)0x20000088 = 0x34; *(uint64_t*)0x20000158 = 1; *(uint64_t*)0x20000160 = 0; *(uint64_t*)0x20000168 = 0; *(uint32_t*)0x20000170 = 0; syscall(__NR_sendmsg, r[0], 0x20000140ul, 0ul); return 0; }