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virtio-pci: spurious configuration-change interrupt (ISR bit 1) raised at DRIVER_OK

Status: Open.

#4049 In microsoft/openvmm;

· jstarks opened on Jul 27, 2026

virtio-pmem: device reports start=0/size=0 without negotiating VIRTIO_PMEM_F_SHMEM_REGION

Status: Open.

#4048 In microsoft/openvmm;

· jstarks opened on Jul 27, 2026

virtio: unchecked descriptor address+length arithmetic panics on 64-bit wrap in checked builds

Status: Open.

#4047 In microsoft/openvmm;

· jstarks opened on Jul 27, 2026

virtio-blk: guest LBA is not bounds-checked before the disk backend, causing out-of-range reads/writes (and a panic in checked builds)

Status: Open.

#4046 In microsoft/openvmm;

· jstarks opened on Jul 27, 2026

virtio: malformed virtqueue descriptor chain wedges the device worker in an unrecoverable busy-loop

Status: Open.

#4045 In microsoft/openvmm;

· jstarks opened on Jul 27, 2026

virtio: no way for a device to persist its own state across save/restore

Status: Open.

#4039 In microsoft/openvmm;

· bitranox opened on Jul 27, 2026

virtio-net: mergeable receive buffers are never offered, so a Linux guest posts 19 buffers per received packet

Status: Open.

#4035 In microsoft/openvmm;

· bitranox opened on Jul 26, 2026

PCAT BIOS SMP AP-startup rendezvous race deadlocks boot under virtualization

bugSomething isn't workingSomething isn't working

testingRelated to our automated tests and infrastructureRelated to our automated tests and infrastructure

Status: Open.

Bug

#3897 In microsoft/openvmm;

· smalis-msft opened on Jul 8, 2026

cvm guest vsm: allow HV_VP_INDEX_SELF for EnableVpVtl

Status: Open.

#3798 In microsoft/openvmm;

· sluck-msft opened on Jun 23, 2026

cvm guest vsm: implement get register for vsmpartitionstatus and vsmvpstatus

Status: Open.

#3797 In microsoft/openvmm;

· sluck-msft opened on Jun 23, 2026

video resolutions

Status: Open.

#3705 In microsoft/openvmm;

· bitranox opened on Jun 10, 2026

Consolidate cfg gate blocks in chipset device construction

Status: Open.

#3540 In microsoft/openvmm;

· moor-coding opened on May 20, 2026