[tor-bugs] #32141 [Core Tor/Tor]: single onion v3 IPv6 intro circuit BUG() warnings

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#32141: single onion v3 IPv6 intro circuit BUG() warnings
------------------------------+--------------------------------------
     Reporter:  teor          |      Owner:  (none)
         Type:  defect        |     Status:  new
     Priority:  Medium        |  Milestone:  Tor: 0.4.2.x-final
    Component:  Core Tor/Tor  |    Version:
     Severity:  Normal        |   Keywords:  042-should, ipv6, tor-hs
Actual Points:                |  Parent ID:
       Points:  1             |   Reviewer:
      Sponsor:                |
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 Looks like some of our assertions are wrong in single onion IPv6 mode, but
 chutney still succeeds:

 {{{
 Warning: Bug: Tor 0.4.3.0-alpha-dev (git-d616214e474084fd): Non-fatal
 assertion !(!hs_ident_intro_circ_is_valid(circ->hs_ident)) failed in
 intro_circ_is_ok at src/feature/hs/hs_client.c:491. Stack trace: (on Tor
 0.4.3.0-alpha-dev d616214e474084fd) Number: 1
 Warning: Bug: Tor 0.4.3.0-alpha-dev (git-d616214e474084fd): Non-fatal
 assertion !(desc == NULL) failed in setup_intro_circ_auth_key at
 src/feature/hs/hs_client.c:685. Stack trace: (on Tor 0.4.3.0-alpha-dev
 d616214e474084fd) Number: 1
 Warning: tor_bug_occurred_: Bug: src/feature/hs/hs_client.c:491:
 intro_circ_is_ok: Non-fatal assertion
 !(!hs_ident_intro_circ_is_valid(circ->hs_ident)) failed. (Future instances
 of this warning will be silenced.) (on Tor 0.4.3.0-alpha-dev
 d616214e474084fd) Number: 1
 Warning: tor_bug_occurred_: Bug: src/feature/hs/hs_client.c:685:
 setup_intro_circ_auth_key: Non-fatal assertion !(desc == NULL) failed.
 (Future instances of this warning will be silenced.) (on Tor 0.4.3.0
 -alpha-dev d616214e474084fd) Number: 1
 }}}
 https://travis-ci.org/torproject/tor/jobs/599435523#L3431

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/32141>
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