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SyclDeviceCreationError: Default device is unavailable. when attempting to use dpnp 0.18.1 on google colab #2617

@ogrisel

Description

@ogrisel

Steps to reproduce:

  • Open a new colab notebook
  • Check the CPU architecture with !lscpu
  • Output of lscpu:
Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 46 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: GenuineIntel Model name: Intel(R) Xeon(R) CPU @ 2.20GHz CPU family: 6 Model: 79 Thread(s) per core: 2 Core(s) per socket: 1 Socket(s): 1 Stepping: 0 BogoMIPS: 4400.39 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pg e mca cmov pat pse36 clflush mmx fxsr sse sse2 ss h t syscall nx pdpe1gb rdtscp lm constant_tsc rep_goo d nopl xtopology nonstop_tsc cpuid tsc_known_freq p ni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2ap ic movbe popcnt aes xsave avx f16c rdrand hyperviso r lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp fs gsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invp cid rtm rdseed adx smap xsaveopt arat md_clear arch _capabilities Virtualization features: Hypervisor vendor: KVM Virtualization type: full Caches (sum of all): L1d: 32 KiB (1 instance) L1i: 32 KiB (1 instance) L2: 256 KiB (1 instance) L3: 55 MiB (1 instance) NUMA: NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerabilities: Gather data sampling: Not affected Indirect target selection: Vulnerable Itlb multihit: Not affected L1tf: Mitigation; PTE Inversion Mds: Vulnerable; SMT Host state unknown Meltdown: Vulnerable Mmio stale data: Vulnerable Reg file data sampling: Not affected Retbleed: Vulnerable Spec rstack overflow: Not affected Spec store bypass: Vulnerable Spectre v1: Vulnerable: __user pointer sanitization and usercop y barriers only; no swapgs barriers Spectre v2: Vulnerable; IBPB: disabled; STIBP: disabled; PBRSB- eIBRS: Not affected; BHI: Vulnerable Srbds: Not affected Tsa: Not affected Tsx async abort: Vulnerable 
  • Install dpnp %pip install --index-url https://software.repos.intel.com/python/pypi dpnp
  • Installed versions:
Successfully installed dpcpp-cpp-rt-2025.2.0 dpctl-0.20.2 dpnp-0.18.1 intel-cmplr-lib-rt-2025.2.0 intel-cmplr-lib-ur-2025.2.0 intel-cmplr-lic-rt-2025.2.0 intel-opencl-rt-2025.2.0 intel-openmp-2025.2.0 intel-sycl-rt-2025.2.0 onemkl-sycl-blas-2025.2.0 onemkl-sycl-dft-2025.2.0 onemkl-sycl-lapack-2025.2.0 onemkl-sycl-rng-2025.2.0 onemkl-sycl-stats-2025.2.0 onemkl-sycl-vm-2025.2.0 
  • Attempt to use it with the default device (e.g. import dpnp; dpnp.ones(3))

  • Get the following SyclDeviceCreationError: Default device is unavailable.

  • Full traceback:

--------------------------------------------------------------------------- SyclDeviceCreationError Traceback (most recent call last) [/tmp/ipython-input-2008473604.py](https://github.com/IntelPython/dpnp/issues/new#) in <cell line: 0>() 1 import dpnp 2 ----> 3 dpnp.ones(3) 4 frames[/usr/local/lib/python3.12/dist-packages/dpnp/dpnp_iface_arraycreation.py](https://github.com/IntelPython/dpnp/issues/new#) in ones(shape, dtype, order, like, device, usm_type, sycl_queue) 3414 usm_type = "device" 3415 -> 3416 return dpnp_container.ones( 3417 shape, 3418 dtype=dtype, [/usr/local/lib/python3.12/dist-packages/dpnp/dpnp_container.py](https://github.com/IntelPython/dpnp/issues/new#) in ones(shape, dtype, order, device, usm_type, sycl_queue) 250 """Validate input parameters before passing them into `dpctl.tensor` module""" 251 dpu.validate_usm_type(usm_type, allow_none=False) --> 252 sycl_queue_normalized = dpnp.get_normalized_queue_device( 253 sycl_queue=sycl_queue, device=device 254 ) [/usr/local/lib/python3.12/dist-packages/dpnp/dpnp_iface.py](https://github.com/IntelPython/dpnp/issues/new#) in get_normalized_queue_device(obj, device, sycl_queue) 560 sycl_queue = obj.sycl_queue 561 --> 562 return normalize_queue_device(sycl_queue=sycl_queue, device=device) 563 564 [/usr/local/lib/python3.12/dist-packages/dpctl/tensor/_device.py](https://github.com/IntelPython/dpnp/issues/new#) in normalize_queue_device(sycl_queue, device) 170 d = device 171 if q is None: --> 172 d = Device.create_device(d) 173 return d.sycl_queue 174 if not isinstance(q, dpctl.SyclQueue): [/usr/local/lib/python3.12/dist-packages/dpctl/tensor/_device.py](https://github.com/IntelPython/dpnp/issues/new#) in create_device(cls, device) 75 else: 76 if dev is None: ---> 77 _dev = _cached_default_device() 78 else: 79 _dev = dpctl.SyclDevice(dev) dpctl/_sycl_device_factory.pyx in dpctl._sycl_device_factory._cached_default_device() dpctl/_sycl_device_factory.pyx in dpctl._sycl_device_factory._cached_default_device() dpctl/_sycl_device_factory.pyx in dpctl._sycl_device_factory._DefaultDeviceCache.get_or_create() dpctl/_sycl_device_factory.pyx in dpctl._sycl_device_factory.select_default_device() SyclDeviceCreationError: Default device is unavailable. 
  • link to reproducer:

https://colab.research.google.com/drive/1nj576i49MDq3Ts_4oshz_BP48AAaRTdp?usp=sharing

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