// https://syzkaller.appspot.com/bug?id=704e8f8042049fb353885d97e1cc7f88fa82b0ce // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; void loop() { long res; memcpy((void*)0x20000100, "/dev/infiniband/rdma_cm", 24); res = syscall(__NR_openat, 0xffffffffffffff9c, 0x20000100, 2, 0); if (res != -1) r[0] = res; *(uint32_t*)0x20000c40 = 0; *(uint16_t*)0x20000c44 = 0x18; *(uint16_t*)0x20000c46 = 0xfa00; *(uint64_t*)0x20000c48 = 0; *(uint64_t*)0x20000c50 = 0x20000c00; *(uint16_t*)0x20000c58 = 0x13f; *(uint8_t*)0x20000c5a = 0; *(uint8_t*)0x20000c5b = 0; *(uint8_t*)0x20000c5c = 0; *(uint8_t*)0x20000c5d = 0; *(uint8_t*)0x20000c5e = 0; *(uint8_t*)0x20000c5f = 0; res = syscall(__NR_write, r[0], 0x20000c40, 0x20); if (res != -1) r[1] = *(uint32_t*)0x20000c00; memcpy((void*)0x20000c80, "\x0e\x00\x00\x00\x18\x00\x00\xfa", 8); *(uint64_t*)0x20000c88 = 0x20000000; *(uint32_t*)0x20000c90 = r[1]; memcpy((void*)0x20000c94, "\x00\x8f\x49\x1c\x00\xc5\xb0\x7d\x3e\x93\xde\xff", 12); syscall(__NR_write, r[0], 0x20000c80, 0x20); } int main() { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); loop(); return 0; }