Block processor rolled back notifications on a backround thread #2368

Job	Run time
Linux [UBSAN] [lmdb \| clang]	38m 18s
Linux [ASAN] [lmdb \| clang]	37m 55s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	37m 32s
macOS [UBSAN] [lmdb \| clang]	38m 2s
Linux [TSAN] [lmdb \| clang]	38m 2s
macOS [ASAN] [lmdb \| clang]	34m 46s
Linux [LEAK] [lmdb \| clang]	39m 53s
macOS [TSAN] [lmdb \| clang]	34m 36s
Linux [UBSAN] [rocksdb \| clang]	48m 47s
macOS [UBSAN] [rocksdb \| clang]	41m 46s
macOS [ASAN] [rocksdb \| clang]	38m 29s
Linux [ASAN] [rocksdb \| clang]	54m 41s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	53m 14s
macOS [TSAN] [rocksdb \| clang]	49m 17s
Linux [LEAK] [rocksdb \| clang]	1h 25m 41s
	11h 10m 59s

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