// https://syzkaller.appspot.com/bug?id=7d3c1d76d1705492ec3c948bc4e5ff311aee4110 // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #ifndef __NR_bpf #define __NR_bpf 321 #endif uint64_t r[1] = {0xffffffffffffffff}; void loop() { long res = 0; *(uint32_t*)0x20000200 = 0xc; *(uint32_t*)0x20000204 = 0xe; *(uint64_t*)0x20000208 = 0x20000000; memcpy((void*)0x20000000, "\xb7\x02\x00\x00\x02\x00\x00\x00\xbf\xa3\x00\x00\x00\x00\x00\x00\x07" "\x03\x00\x00\x00\xfe\xff\xff\x7a\x0a\xf0\xff\xf8\xff\xff\xff\x79\xa4" "\xf0\xff\x00\x00\x00\x00\xb7\x06\x00\x00\xff\xff\xff\xff\x2d\x64\x05" "\x00\x00\x00\x00\x00\x65\x04\x04\x00\x01\x00\x00\x00\x04\x04\x00\x00" "\x01\x00\x00\x00\xb7\x03\x00\x00\x00\x00\x00\x00\x6a\x0a\x00\xfe\x00" "\x00\x00\x00\x85\x00\x00\x00\x2b\x00\x00\x00\xb7\x00\x00\x00\x00\x00" "\x00\x00\x95\x00\x00\x00\x00\x00\x00\x00", 112); *(uint64_t*)0x20000210 = 0x20000340; memcpy((void*)0x20000340, "syzkaller", 10); *(uint32_t*)0x20000218 = 0; *(uint32_t*)0x2000021c = 0; *(uint64_t*)0x20000220 = 0; *(uint32_t*)0x20000228 = 0; *(uint32_t*)0x2000022c = 0; *(uint8_t*)0x20000230 = 0; *(uint8_t*)0x20000231 = 0; *(uint8_t*)0x20000232 = 0; *(uint8_t*)0x20000233 = 0; *(uint8_t*)0x20000234 = 0; *(uint8_t*)0x20000235 = 0; *(uint8_t*)0x20000236 = 0; *(uint8_t*)0x20000237 = 0; *(uint8_t*)0x20000238 = 0; *(uint8_t*)0x20000239 = 0; *(uint8_t*)0x2000023a = 0; *(uint8_t*)0x2000023b = 0; *(uint8_t*)0x2000023c = 0; *(uint8_t*)0x2000023d = 0; *(uint8_t*)0x2000023e = 0; *(uint8_t*)0x2000023f = 0; *(uint32_t*)0x20000240 = 0; *(uint32_t*)0x20000244 = 0; res = syscall(__NR_bpf, 5, 0x20000200, 0x48); if (res != -1) r[0] = res; *(uint32_t*)0x20000080 = r[0]; *(uint32_t*)0x20000084 = 0; *(uint32_t*)0x20000088 = 0x44; *(uint32_t*)0x2000008c = 0x55; *(uint64_t*)0x20000090 = 0x20000100; memcpy((void*)0x20000100, "\xe7\xc6\x76\xd0\xc8\x3f\xa7\x35\xba\x46\xff\x92\x7e\xe4\xa9\x6c\x6e" "\xa6\x34\x21\x23\xbd\xa4\xd6\x8a\xd1\xb8\x4d\xb5\xcf\xb9\x69\xe7\x04" "\x5c\x7f\xfd\xab\x19\x1e\x55\xe9\xf7\x92\xd4\x8f\xeb\x9c\x55\x1a\x83" "\xc6\x04\x85\x65\x47\x5a\xc9\x2f\xb6\xf0\xb6\x97\xb7\x09\x4c\x3c\x5b", 68); *(uint64_t*)0x20000098 = 0x20000280; *(uint32_t*)0x200000a0 = 0x401; *(uint32_t*)0x200000a4 = 0; syscall(__NR_bpf, 0xa, 0x20000080, 0x28); } int main() { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); loop(); return 0; }