Summary
When running ddc-verify cmd，many threads are stuck in Writer_AllocateBlockFromPool，It seems to be an ABA race problem.
What Type of Bug are you experiencing?
Foundation (C++ Tools, Profiling, & Pipeline)
Steps to Reproduce
Using the tracelog under high concurrency might lead to a reproduction of the issue
Expected Result
Editor hang，and some thread stuck in Writer_AllocateBlockFromPool
Observed Result
Editor hang，and some thread stuck in Writer_AllocateBlockFromPool
Affects Versions
5.7
Platform(s)
Windows
Additional Notes
In ue 5.8, there is a fix :https://github.com/EpicGames/UnrealEngine/commit/fa38d6f4467ce76b5afd72404feee2ec40a5d633.
It seems that it only disabled the trace log, but did not fundamentally solve the problem