Minor fuzzer bugfixes #2427

Job	Run time
Build CI distro matrix	1s
Unit test (almalinux-9, amd64, latest)	3m 46s
Unit test (amazonlinux-2, amd64, latest)	5m 48s
Unit test (centos-7, amd64, latest)	2m 39s
Unit test (centos-8, amd64, latest)	5m 56s
Unit test (debian-10, amd64, latest)	4m 13s
Unit test (debian-11, amd64, latest)	3m 37s
Unit test (debian-12, amd64, latest)	3m 35s
Unit test (mariner-2, amd64, latest)	3m 54s
Unit test (oraclelinux-7, amd64, latest)	2m 29s
Unit test (oraclelinux-8, amd64, latest)	4m 59s
Unit test (rhel-7, amd64, latest)	4m 38s
Unit test (rhel-8, amd64, latest)	6m 2s
Unit test (rhel-9, amd64, latest)	4m 4s
Unit test (sles-15, amd64, latest)	6m 7s
Unit test (ubuntu-20.04, amd64, latest)	4m 17s
Unit test (ubuntu-22.04, amd64, latest)	3m 45s
Report	7s
	1h 9m 57s

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