Add in-kernel test runner

This adds a way to run tests inside the Smalltown kernel.

Improvements to the Bazel part of this are tracked in T726

Test Plan: Tested by intentionally failing the test.

X-Origin-Diff: phab/D485
GitOrigin-RevId: e4aad7f28d122d82a7fcb6699e678cbe022e2f73
diff --git a/core/pkg/fsquota/fsquota.go b/core/pkg/fsquota/fsquota.go
index f4f4050..e2d871a 100644
--- a/core/pkg/fsquota/fsquota.go
+++ b/core/pkg/fsquota/fsquota.go
@@ -137,7 +137,7 @@
 		return nil, err
 	}
 	return &Quota{
-		Bytes:      quota.BHardLimit,
+		Bytes:      quota.BHardLimit * 1024,
 		BytesUsed:  quota.CurSpace,
 		Inodes:     quota.IHardLimit,
 		InodesUsed: quota.CurInodes,