Re: RE24 testing call (2.4.17)

Today's HEAD, bdb segv in test039.

Backtrace:
https://www.nbcs.rutgers.edu/~richton/test039-bt-200906151148.txt

References:
- RE24 testing call (2.4.17)
  - From: Quanah Gibson-Mount <quanah@zimbra.com>
- Re: RE24 testing call (2.4.17)
  - From: Aaron Richton <richton@nbcs.rutgers.edu>
- Re: RE24 testing call (2.4.17)
  - From: Aaron Richton <richton@nbcs.rutgers.edu>
- Re: RE24 testing call (2.4.17)
  - From: Aaron Richton <richton@nbcs.rutgers.edu>
- Re: RE24 testing call (2.4.17)
  - From: Aaron Richton <richton@nbcs.rutgers.edu>
- Re: RE24 testing call (2.4.17)
  - From: Howard Chu <hyc@symas.com>