1. 2023-09-01 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply 2. 2023-01-22 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply 3. 2023-01-22 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply 4. 2022-04-28 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply 5. 2022-04-24 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply 6. 2022-04-23 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply 7. 2022-04-23 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply 8. 2022-04-23 [Bug 263501] zdb failure: zdb failed to hold dataset freebsd-b bugzilla-noreply