Repro steps:
1. Open ParticleTests_LightsModule scene from attached project.
2. Press play
3. Switch to scene view and pan around
4. Unity crashes

Expected outcome: Unity doesn't crash ;)

========== OUTPUTING STACK TRACE ==================

0x000000014088BF67 (Unity) SharedLightData::Precalc
0x0000000140D5A4F8 (Unity) LightsModule::AddCustomLights
0x0000000140D8BA12 (Unity) ParticleSystem::AddCustomLights
0x000000014083D51A (Unity) Matrix3x4f::Transfer<JSONWrite>
0x000000014083DBDD (Unity) AddActiveLocalLights
0x00000001407FCFE1 (Unity) Camera::ThreadedCleanup
0x0000000140BBDD79 (Unity) JobQueue::Exec
0x0000000140BBCC28 (Unity) JobQueue::Steal
0x0000000140BBCFE7 (Unity) JobQueue::ExecuteJobFromQueue
0x0000000140BBE194 (Unity) JobQueue::ProcessJobs
0x0000000140BBE27B (Unity) JobQueue::WorkLoop
0x0000000140FE568C (Unity) Thread::RunThreadWrapper
0x00007FFA6CD18102 (KERNEL32) BaseThreadInitThunk
0x00007FFA6F4BC5B4 (ntdll) RtlUserThreadStart

========== END OF STACKTRACE ===========

Notes:
- Regression introduced most likely by this PR: https://ono.unity3d.com/unity/unity/pull-request/33521/_/partner/armature/integration/threading-changes
- Assigning to Raymond as per @richardk 's instructions.