Issues

• RTX 4090, cuFileHandleRegister error: GPUDirect Storage not supported on current file

  bug
  tinygrad/open-gpu-kernel-modules#51 · Filter by author flyingKangaroo1 opened on Apr 6, 2026

• support for GDS, nvidia-fs

  bug
  tinygrad/open-gpu-kernel-modules#50 · Filter by author lyquid617 opened on Dec 29, 2025

• Failed to initialize NVML: Driver/library version mismatch

  tinygrad/open-gpu-kernel-modules#47 · Filter by author lionelman450 opened on Oct 15, 2025
  3

• Support for GPUDirect RDMA

  bug
  tinygrad/open-gpu-kernel-modules#46 · Filter by author Antinis opened on Aug 14, 2025
  1

• Error on P2P on 2 RTX 5090: mapping of buffer object failed or code=205(cudaErrorMapBufferObjectFailed) "cudaDeviceEnablePeerAccess(gpuid[1], 0)

  tinygrad/open-gpu-kernel-modules#44 · Filter by author Panchovix opened on Jun 15, 2025
  19

• while running SimpleP2P, kernel reports "NVRM: nvAssertFailedNoLog: Assertion failed: pIOVAS != NULL @ io_vaspace.c:592" error

  bug
  tinygrad/open-gpu-kernel-modules#38 · Filter by author legezywzh opened on Apr 29, 2025

• RTX 4090D 48GB support? (RuntimeError: CUDA error: mapping of buffer object failed)

  bug
  tinygrad/open-gpu-kernel-modules#36 · Filter by author ac101m opened on Apr 7, 2025
  36

• P2P over 2 nodes (pcie over fiber)

  bug
  tinygrad/open-gpu-kernel-modules#34 · Filter by author chardog opened on Mar 18, 2025
  5

• Dual 4090 report ‘Cuda failure p2pBandwidthLatencyTest.cu:189: 'mapping of buffer object failed'’ in Third Gen Xeon platform with PCIe Gen4 switch

  bug
  tinygrad/open-gpu-kernel-modules#33 · Filter by author aosudh opened on Mar 7, 2025
  12

• When running clinfo and opencl programs, both prompt that no platform can be found.

  bug
  tinygrad/open-gpu-kernel-modules#32 · Filter by author shenyt-sanshui opened on Mar 6, 2025
  2

• Cuda archive for 12.7 is not available. 12.8 is unsupported. 12.6.3 is in some random PR.

  tinygrad/open-gpu-kernel-modules#31 · Filter by author Ph0rk0z opened on Feb 24, 2025
  17

• support driver 570.86.15

  bug
  tinygrad/open-gpu-kernel-modules#30 · Filter by author wanlill opened on Feb 5, 2025
  4

• Support RTX 5090

  bug
  tinygrad/open-gpu-kernel-modules#29 · Filter by author hxssgaa opened on Feb 2, 2025
  20

• RTX4090 and RTX4060Ti no P2P

  bug
  tinygrad/open-gpu-kernel-modules#28 · Filter by author Ivan04012025 opened on Jan 3, 2025
  10

• Modified successfully, but not displayed on ALLTOALL?

  bug
  tinygrad/open-gpu-kernel-modules#25 · Filter by author yiguCM opened on Nov 15, 2024
  6

• My 3rd Intel server does not seem to work.

  bug
  tinygrad/open-gpu-kernel-modules#23 · Filter by author cswjl opened on Nov 2, 2024
  4

• SOftware seems installed ok, but no P2P

  bug
  tinygrad/open-gpu-kernel-modules#21 · Filter by author thecaptain2000 opened on Oct 16, 2024
  35

• Why does IOMMU needs to be OFF ?

  bug
  tinygrad/open-gpu-kernel-modules#18 · Filter by author ArtificialEU opened on Sep 26, 2024
  3

• Enabling P2P capability on 8 RTX 4090 GPUs results in significantly lower performance in NCCL alltoall_perf tests compared to when P2P capability is disabled.

  bug
  tinygrad/open-gpu-kernel-modules#17 · Filter by author ZP-AlwaysWin opened on Sep 23, 2024
  29

• mapping of buffer object failed

  bug
  tinygrad/open-gpu-kernel-modules#16 · Filter by author DunkHimYo opened on Aug 9, 2024
  1

• simpleP2P fails and Vulkan programs cannot allocate memory

  bug
  tinygrad/open-gpu-kernel-modules#14 · Filter by author jhmueller-huawei opened on Jun 14, 2024
  3

• Small BAR Size Support?

  bug
  tinygrad/open-gpu-kernel-modules#13 · Filter by author Qubitium opened on Jun 12, 2024
  4

• Getting ~40GB/s instead of 50+ in the example. Curious why

  bug
  tinygrad/open-gpu-kernel-modules#6 · Filter by author teis-e opened on Apr 23, 2024
  11

• Getting RuntimeError: CUDA error: an illegal memory access was encountered with 3090s

  bug
  tinygrad/open-gpu-kernel-modules#4 · Filter by author murtaza-nasir opened on Apr 15, 2024
  13

• Low performance when running over NVLink

  bug
  tinygrad/open-gpu-kernel-modules#3 · Filter by author sheepymeh opened on Apr 14, 2024
  8