diff options
Diffstat (limited to 'results/classifier/accel-gemma3:12b/kvm/1894869')
| -rw-r--r-- | results/classifier/accel-gemma3:12b/kvm/1894869 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/results/classifier/accel-gemma3:12b/kvm/1894869 b/results/classifier/accel-gemma3:12b/kvm/1894869 new file mode 100644 index 000000000..32d395714 --- /dev/null +++ b/results/classifier/accel-gemma3:12b/kvm/1894869 @@ -0,0 +1,21 @@ + +Chelsio T4 has old MSIX PBA offset bug + +There exists a bug with Chelsio NICs T4 that causes the following error: + +kvm: -device vfio-pci,host=0000:83:00.7,id=hostpci1.7,bus=pci.0,addr=0x11.7: vfio 0000:83:00.7: hardware reports invalid configuration, MSIX PBA outside of specified BAR + +I was working with a downstream Proxmox developer to try to fix this issue, and they provided me with the following change to make from line 1484 of hw/vfio/pci.c: + +static void vfio_msix_early_setup(VFIOPCIDevice *vdev, Error **errp) + * is 0x1000, so we hard code that here. + */ + if (vdev->vendor_id == PCI_VENDOR_ID_CHELSIO && +- (vdev->device_id & 0xff00) == 0x5800) { ++ ((vdev->device_id & 0xff00) == 0x5800 || ++ (vdev->device_id & 0xff00) == 0x1425)) { + msix->pba_offset = 0x1000; + } else if (vdev->msix_relo == OFF_AUTOPCIBAR_OFF) { + error_setg(errp, "hardware reports invalid configuration, " + +However, I found that this did not fix the issue, so the bug appears to work differently than the one that was present on the T5 NICs which has already been patched. I have attached the output of my lspci -nnkvv \ No newline at end of file |