Fix KVSSINK State Transition Deadlock #462

Job	Run time
arm32-cross-compilation	7m 5s
address-sanitizer	29m 11s
arm64-cross-compilation	7m 23s
linux-aarch64-cross-compilation	7m 57s
linux-build-gcc-shared	1m 19s
linux-build-gcc-static	7m 6s
linux-gcc-code-coverage	39m 46s
mac-os-build-clang	7m 44s
mac-os-build-gcc	39m 56s
mac-os-m1-build-clang	32m 51s
undefined-behavior-sanitizer	27m 55s
ubuntu-gcc	28m 5s
windows-msvc	36m 44s
	4h 33m 2s

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