v1.1.4

firecracker-microvm/firecrackerv1.1.4Dec 7, 2022by pb8o

AI Summary

Fixed a critical bug in ARM64 snapshot handling where upper 64 bits of SIMD registers were not saved, potentially leading to data loss.

Key Highlights

Fix for ARM64 SIMD register snapshot corruption
Warning regarding snapshot incompatibility

Breaking Changes

Invalidates all ARM64 snapshots taken with versions <= 1.1.3

Full Release Notes

### Fixed

* Fixed a bug on ARM64 hosts where the upper 64bits of the V0-V31 FL/SIMD
  registers were not saved correctly when taking a snapshot, potentially leading
  to data loss. This change invalidates all ARM64 snapshots taken with versions
  of Firecracker <= 1.1.3.