Running SPECJvm2008 sunflow on aarch64 fails intermittently (with low frequency) with the following NPE:

java.lang.NullPointerException: Cannot invoke "org.sunflow.core.AccelerationStructure.intersect(org.sunflow.core.Ray, org.sunflow.core.IntersectionState)" because "this.accel" is null
at org.sunflow.core.Geometry.intersect(Unknown Source)
at org.sunflow.core.Instance.intersect(Unknown Source)
at org.sunflow.core.InstanceList.intersectPrimitive(Unknown Source)
at org.sunflow.core.accel.BoundingIntervalHierarchy.intersect(Unknown Source)
at org.sunflow.core.Scene.trace(Unknown Source)
at org.sunflow.core.LightServer$1.run(Unknown Source)
at java.base/java.lang.Thread.run(Thread.java:1575)

ORIGINAL REPORT:

Running Kitchensink (8H) on JDK 24+10 (linux-aarch64) fails intermittently with the following NPE when compressed OOPs are disabled:

java.lang.NullPointerException: Cannot invoke "org.sunflow.core.AccelerationStructure.intersect(org.sunflow.core.Ray, org.sunflow.core.IntersectionState)" because "this.accel" is null
at org.sunflow.core.Geometry.intersect(Unknown Source)
at org.sunflow.core.Instance.intersect(Unknown Source)
at org.sunflow.core.InstanceList.intersectPrimitive(Unknown Source)
at org.sunflow.core.accel.BoundingIntervalHierarchy.intersect(Unknown Source)
at org.sunflow.core.Scene.trace(Unknown Source)
at org.sunflow.core.LightServer$1.run(Unknown Source)
at java.base/java.lang.Thread.run(Thread.java:1575)