// https://syzkaller.appspot.com/bug?id=953fe83dc9299c195ac5e266b918dd0d986544e3 // 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, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=*/7ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); intptr_t res = 0; res = syscall(__NR_socket, /*domain=*/0x26ul, /*type=*/5ul, /*proto=*/0); if (res != -1) r[0] = res; *(uint16_t*)0x20000000 = 0x26; memcpy((void*)0x20000002, "hash\000\000\000\000\000\000\000\000\000\000", 14); *(uint32_t*)0x20000010 = 0; *(uint32_t*)0x20000014 = 0; memcpy( (void*)0x20000018, "ghash-" "clmulni\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 64); syscall(__NR_bind, /*fd=*/r[0], /*addr=*/0x20000000ul, /*addrlen=*/0x58ul); memset((void*)0x20000440, 0, 16); syscall(__NR_setsockopt, /*fd=*/r[0], /*level=*/0x117, /*opt=*/1, /*key=*/0x20000440ul, /*keylen=*/0x10ul); res = syscall(__NR_accept4, /*fd=*/r[0], /*peer=*/0ul, /*peerlen=*/0ul, /*flags=*/0ul); if (res != -1) r[1] = res; *(uint64_t*)0x20000180 = 0; *(uint32_t*)0x20000188 = 0; *(uint64_t*)0x20000190 = 0; *(uint64_t*)0x20000198 = 0; *(uint64_t*)0x200001a0 = 0; *(uint64_t*)0x200001a8 = 0; *(uint32_t*)0x200001b0 = 0; *(uint32_t*)0x200001b8 = 0; syscall(__NR_sendmmsg, /*fd=*/r[1], /*mmsg=*/0x20000180ul, /*vlen=*/1ul, /*f=*/0x20008012ul); *(uint64_t*)0x200001c0 = 0; *(uint32_t*)0x200001c8 = 0; *(uint64_t*)0x200001d0 = 0x20000140; *(uint64_t*)0x20000140 = 0x20000100; *(uint64_t*)0x20000148 = 0xfffffdef; *(uint64_t*)0x200001d8 = 1; *(uint64_t*)0x200001e0 = 0; *(uint64_t*)0x200001e8 = 0; *(uint32_t*)0x200001f0 = 0; syscall(__NR_sendmsg, /*fd=*/r[1], /*msg=*/0x200001c0ul, /*f=*/0ul); return 0; }