[tor-bugs] #16825 [Tor]: client with explicit guards, no cached-* files stalls forever at Bootstrapped 80%

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#16825: client with explicit guards, no cached-* files stalls forever at
Bootstrapped 80%
---------------------------+--------------------------------
     Reporter:  starlight  |      Owner:
         Type:  defect     |     Status:  new
     Priority:  normal     |  Milestone:  Tor: 0.2.7.x-final
    Component:  Tor        |    Version:  Tor: 0.2.6.10
   Resolution:             |   Keywords:  SponsorU guards
Actual Points:             |  Parent ID:
       Points:             |
---------------------------+--------------------------------

Comment (by starlight):

 more detail:

 1) state file must also be deleted, i.e. total from-scratch cold start

 2) bug does not occur with UseMicrodescriptors 0

 3) example torrc that consistently produces issue in case
 some parameter nuance is at work

 {{{
 AvoidDiskWrites 1
 PidFile /home/user/tor_test/tor.pid
 DataDirectory /home/user/tor_test
 GeoIPFile ./geoip
 Log notice file ./logfile
 LogTimeGranularity 1
 RunAsDaemon 1
 NumCPUs 1
 #UseMicrodescriptors 0
 MaxClientCircuitsPending 128
 NumEntryGuards 2
 GuardLifetime 47335104
 EntryNodes <A>,<B>
 SocksPort 10.10.10.10:9150
 ControlPort 10.10.10.10:9151
 HashedControlPassword xxxx
 SocksPolicy accept 10.10.10.11:*
 SocksPolicy reject *:*
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/16825#comment:2>
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