// autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include static uintptr_t syz_open_dev(uintptr_t a0, uintptr_t a1, uintptr_t a2) { if (a0 == 0xc || a0 == 0xb) { char buf[128]; sprintf(buf, "/dev/%s/%d:%d", a0 == 0xc ? "char" : "block", (uint8_t)a1, (uint8_t)a2); return open(buf, O_RDWR, 0); } else { char buf[1024]; char* hash; strncpy(buf, (char*)a0, sizeof(buf)); buf[sizeof(buf) - 1] = 0; while ((hash = strchr(buf, '#'))) { *hash = '0' + (char)(a1 % 10); a1 /= 10; } return open(buf, a2, 0); } } long r[53]; void loop() { memset(r, -1, sizeof(r)); r[0] = syscall(__NR_mmap, 0x20000000ul, 0xfff000ul, 0x3ul, 0x32ul, 0xfffffffffffffffful, 0x0ul); memcpy((void*)0x20000000, "\x2f\x64\x65\x76\x2f\x73\x67\x23\x00", 9); r[2] = syz_open_dev(0x20000000ul, 0x0ul, 0x2ul); *(uint8_t*)0x20012000 = (uint8_t)0x3; *(uint8_t*)0x20012001 = (uint8_t)0x80; *(uint8_t*)0x20012002 = (uint8_t)0x2; *(uint8_t*)0x20012003 = (uint8_t)0x2; *(uint64_t*)0x20012008 = (uint64_t)0x0; *(uint64_t*)0x20012010 = (uint64_t)0x4; *(uint8_t*)0x20012018 = (uint8_t)0xd6; *(uint8_t*)0x20012019 = (uint8_t)0x9; *(uint8_t*)0x2001201a = (uint8_t)0x4a; *(uint8_t*)0x2001201b = (uint8_t)0x1; memcpy((void*)0x20012020, "\xad\x7f\x6c\x93\x85\x99\x6b\x9a\xdf\x65\x38\x39", 12); *(uint8_t*)0x20012030 = (uint8_t)0x0; *(uint8_t*)0x20012031 = (uint8_t)0x17; *(uint8_t*)0x20012032 = (uint8_t)0x4f39; *(uint8_t*)0x20012033 = (uint8_t)0x7; *(uint32_t*)0x20012038 = (uint32_t)0xffffffffffffffe0; *(uint8_t*)0x20012048 = (uint8_t)0x401; *(uint8_t*)0x20012049 = (uint8_t)0x8; *(uint8_t*)0x2001204a = (uint8_t)0xfffffffeffffffff; *(uint8_t*)0x2001204b = (uint8_t)0x81; *(uint8_t*)0x20012050 = (uint8_t)0x1; *(uint32_t*)0x20012054 = (uint32_t)0x9; *(uint32_t*)0x20012058 = (uint32_t)0x400; *(uint8_t*)0x20012060 = (uint8_t)0x1; *(uint8_t*)0x20012061 = (uint8_t)0x100000001; *(uint8_t*)0x20012062 = (uint8_t)0x201; *(uint8_t*)0x20012063 = (uint8_t)0x19c; *(uint32_t*)0x20012068 = (uint32_t)0x0; *(uint8_t*)0x20012078 = (uint8_t)0x7; *(uint8_t*)0x20012079 = (uint8_t)0xfffffffffffffff9; *(uint8_t*)0x2001207a = (uint8_t)0xf97; *(uint8_t*)0x2001207b = (uint8_t)0x8000; *(uint8_t*)0x20012080 = (uint8_t)0x0; *(uint8_t*)0x20012081 = (uint8_t)0xfffffffffffffffa; *(uint16_t*)0x20012082 = (uint16_t)0x6; *(uint64_t*)0x20012084 = (uint64_t)0x20003fd0; *(uint8_t*)0x20003fd0 = (uint8_t)0x5; *(uint8_t*)0x20003fd1 = (uint8_t)0xd4; *(uint8_t*)0x20003fd2 = (uint8_t)0x8; *(uint8_t*)0x20003fd3 = (uint8_t)0x5; *(uint64_t*)0x20003fd8 = (uint64_t)0x77359400; *(uint64_t*)0x20003fe0 = (uint64_t)0x0; *(uint8_t*)0x20003fe8 = (uint8_t)0x1; *(uint8_t*)0x20003fe9 = (uint8_t)0xffff; *(uint8_t*)0x20003fea = (uint8_t)0x4b7c; *(uint8_t*)0x20003feb = (uint8_t)0xd4; *(uint8_t*)0x20003ff0 = (uint8_t)0x9; *(uint32_t*)0x20003ff4 = (uint32_t)0x1; *(uint32_t*)0x20003ff8 = (uint32_t)0x1ff; r[52] = syscall(__NR_write, r[2], 0x20012000ul, 0x90ul); } int main() { loop(); return 0; }