Issues

• [Bug] Snapshot restore: VMGenID/VMClock notification reaches the 8259 PIC before GSI routes are installed (guest #BR panic)

  firecracker-microvm/firecracker#6319 · Filter by author ManuelFCastillo opened on Oct 20, 2026

• aarch64: timer interrupts never fire after snapshot restore (guest vCPU runs, virtio IRQs and VMGenID work)

  firecracker-microvm/firecracker#6313 · Filter by author ysinghc opened on Oct 20, 2026

• [Bug] IA32_XFD not saved in snapshots; AMX tile data gets zeroed after restore

  firecracker-microvm/firecracker#6302 · Filter by author bee-bee-eeb opened on Oct 18, 2026

• [Feature Request] Emit KVM binary stats (KVM_GET_STATS_FD) per vCPU as part of metrics

  firecracker-microvm/firecracker#6288 · Filter by author lisasgoh opened on Oct 15, 2026

• Define how Firecracker handles a failed virtio device reset

  Status: Parked
  Feature

  firecracker-microvm/firecracker#6281 · Filter by author zulinx86 opened on Oct 14, 2026
  2

• Make the virtio-block async reset path robust to drain failures

  Status: Parked
  Feature

  firecracker-microvm/firecracker#6278 · Filter by author zulinx86 opened on Oct 14, 2026

• Propagate device reset to the vhost-user-blk backend

  Status: Parked
  Feature

  firecracker-microvm/firecracker#6277 · Filter by author zulinx86 opened on Oct 14, 2026

• SharedMemfd memory backend

  Roadmap: Tracked
  firecracker-microvm/firecracker#6270 · Filter by author marco-marangoni opened on Oct 13, 2026
  

• [Bug] vCPU replies get out of sync after one pause times out, and pause/resume/snapshot fail permanently

  firecracker-microvm/firecracker#6265 · Filter by author anatolebeuzon opened on Oct 12, 2026
  

• [Bug] Failure when setting up memory hotplugging

  Status: Awaiting author
  firecracker-microvm/firecracker#6255 · Filter by author AntonOellerer opened on Oct 2, 2026
  5

  

• [Feature] virtio-block multiqueue support

  Roadmap: TrackedStatus: WIPType: Enhancement
  Feature

  firecracker-microvm/firecracker#6240 · Filter by author PierreBertholom opened on Sep 24, 2026
  

• FR: Publish .asc files for releases

  Status: Awaiting assigneeType: Enhancement
  Feature

  firecracker-microvm/firecracker#6117 · Filter by author himanshu-mahendra-jain opened on Aug 16, 2026
  3

  

• [Feature Request] Support hugetlbfs memory files for snapshot creation and file-backed restore

  Status: WIPType: Enhancement
  firecracker-microvm/firecracker#6099 · Filter by author lisasgoh opened on Aug 7, 2026
  6

  

• [Feature Request] Host-side guest vmcore dump on kernel panic (pvpanic)

  Status: Awaiting author
  firecracker-microvm/firecracker#6067 · Filter by author StepY1aoZz opened on Jul 29, 2026
  4

• [Feature Request] Support non-seekable file descriptors (e.g. FIFOs) for snapshot memory output

  Status: Awaiting authorType: Enhancement
  firecracker-microvm/firecracker#6030 · Filter by author kevin-oliveira-zocdoc opened on Jul 14, 2026
  3

  

• Allow MAP_SHARED for snapshot-restore mem_backend (cooperative-snapshot tooling)

  Status: Awaiting review
  firecracker-microvm/firecracker#5912 · Filter by author WaylandYang opened on May 25, 2026
  1

  

• [Feature Request] Userspace networking (passt/slirp)

  Status: Awaiting authorStatus: Parked
  firecracker-microvm/firecracker#5816 · Filter by author aerosouund opened on Apr 7, 2026
  6

• [Feature Request] Block-level copy-on-write overlay with dirty bitmap tracking for fast VM cloning and reset

  Status: Awaiting assigneeType: Enhancement
  firecracker-microvm/firecracker#5795 · Filter by author meAmitPatil opened on Mar 25, 2026
  3

  

• MicroVM hangs during SMP boot with ≥16 vCPUs on dual-socket NUMA hosts

  Status: Awaiting author
  firecracker-microvm/firecracker#5744 · Filter by author daGoattttt-mehhh opened on Mar 9, 2026
  36

• [Feature Request] Asynchronous On-demand FD-passing for virtio-pmem via userfaultfd

  Status: Awaiting assignee
  firecracker-microvm/firecracker#5740 · Filter by author joy-allen opened on Mar 7, 2026
  8

  

• Phase out support for kernel v5.10

  Priority: MediumRoadmap: TrackedStatus: Parked
  firecracker-microvm/firecracker#5701 · Filter by author JamesC1305 opened on Feb 19, 2026
  

• [Feature Request] Generic vhost-user

  Priority: LowStatus: Parked
  firecracker-microvm/firecracker#5687 · Filter by author DemiMarie opened on Feb 17, 2026
  7

• [Feature] VFIO device passthrough support

  Roadmap: TrackedStatus: WIPType: Enhancement
  Feature

  firecracker-microvm/firecracker#5679 · Filter by author ShadowCurse opened on Feb 11, 2026
  

• [Feature] Device hot-plugging

  Roadmap: TrackedStatus: WIPType: Enhancement
  Feature

  firecracker-microvm/firecracker#5670 · Filter by author ilstam opened on Feb 4, 2026
  

• [Feature Request] ELF loader support for physical/virtual KASLR

  Priority: LowStatus: Parked
  firecracker-microvm/firecracker#5661 · Filter by author bysui opened on Jan 30, 2026
  3