// https://syzkaller.appspot.com/bug?id=d4ba8fdd2f9b47a2d1087f8368cc86b4de4eb63c // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[1] = {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; *(uint64_t*)0x20000180 = 0; *(uint32_t*)0x20000188 = 0; *(uint64_t*)0x20000190 = 0x20000040; *(uint64_t*)0x20000040 = 0; *(uint64_t*)0x20000048 = 0xfffffffffffffe83; *(uint64_t*)0x20000198 = 1; *(uint64_t*)0x200001a0 = 0; *(uint64_t*)0x200001a8 = 0; *(uint32_t*)0x200001b0 = 0; syscall(__NR_sendmsg, -1, 0x20000180ul, 0ul); *(uint64_t*)0x200001c0 = 0x40000000; *(uint32_t*)0x200001c8 = 0; *(uint64_t*)0x200001d0 = 0x20000040; *(uint64_t*)0x20000040 = 0x20000080; memcpy((void*)0x20000080, "\x02\x02\x06\x09\x10\x00\x00\x00\x00\x00\x00\x4c\x9e\x00\x00\x00\x02" "\x00\x13\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x41\x05\x00" "\x06\x00\x20\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x05\x00" "\xe5\x00\x08\x07\xff\x00\x00\x1f\x00\x00\x00\x00\x00\x00\x09\x20\x00" "\x00\x00\x00\x00\x02\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00" "\x00\x98\xa8\x05\x00\x05\x00\x00\x00\x00\x00\x0a", 97); *(uint64_t*)0x20000048 = 0x80; *(uint64_t*)0x200001d8 = 1; *(uint64_t*)0x200001e0 = 0; *(uint64_t*)0x200001e8 = 0; *(uint32_t*)0x200001f0 = 0; syscall(__NR_sendmsg, -1, 0x200001c0ul, 0ul); res = syscall(__NR_socket, 0xful, 3ul, 2); if (res != -1) r[0] = res; syscall(__NR_sendmmsg, r[0], 0x20000180ul, 0x393ul, 0ul); return 0; }