No space left on device : '/home/runner/runners/2.314.1/_diag/pages/985951e6-cd10-4512-97b6-4f2d5b823dd5_bedc7910-4084-5b07-6f88-39f88673f354_1.log'

The hosted runner: GitHub Actions 20 lost communication with the server. Anything in your workflow that terminates the runner process, starves it for CPU/Memory, or blocks its network access can cause this error.

buildx failed with: ERROR: failed to solve: mount callback failed on /tmp/containerd-mount1667928779: failed to create temp dir: mkdir /tmp/containerd-mount3973940617: no space left on device