[tor-bugs] #31107 [Core Tor/Tor]: channel: channel_tls_handle_cell() CELL_VERSIONS code reached

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#31107: channel: channel_tls_handle_cell() CELL_VERSIONS code reached
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 Reporter:  dgoulet                 |          Owner:  (none)
     Type:  defect                  |         Status:  new
 Priority:  Medium                  |      Milestone:  Tor: 0.4.2.x-final
Component:  Core Tor/Tor            |        Version:
 Severity:  Normal                  |     Resolution:
 Keywords:  tor-relay, tor-channel  |  Actual Points:
Parent ID:                          |         Points:
 Reviewer:                          |        Sponsor:
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Comment (by jk):

 Experienced same error - details below:

  16:06:35 [NYX_NOTICE] BUG: Unexpected exception from ConnectionTracker:
 'getpwnam(): name not found: _tor-instance1' [314 duplicates hidden]
  15:53:43 [WARN] Bug:     /usr/bin/tor(+0x55ec4) [0x4e2ec4] (on Tor
 0.3.5.8 )
  15:53:43 [WARN] Bug:     /usr/bin/tor(connection_handle_read+0x960)
 [0x4dc564] (on Tor 0.3.5.8 )
  15:53:43 [WARN] Bug:     /usr/bin/tor(+0x8c554) [0x519554] (on Tor
 0.3.5.8 )
  15:53:43 [WARN] Bug:     /usr/bin/tor(channel_tls_handle_cell+0x4a8)
 [0x4f1b1c] (on Tor 0.3.5.8 )
  15:53:43 [WARN] Bug:     /usr/bin/tor(tor_bug_occurred_+0xb4) [0x687a78]
 (on Tor 0.3.5.8 )
  15:53:43 [WARN] Bug:     /usr/bin/tor(log_backtrace_impl+0x4c) [0x68c8c4]
 (on Tor 0.3.5.8 )
  15:53:43 [WARN] Bug: Line unexpectedly reached at channel_tls_handle_cell
 at ../src/core/or/channeltls.c:1111. Stack trace: (on Tor 0.3.5.8)
  15:53:43 [WARN] tor_bug_occurred_(): Bug:
 ../src/core/or/channeltls.c:1111: channel_tls_handle_cell: This line
 should not have been reached. (Future instances of this warning will be
 silenced.) (on Tor 0.3.5.8 )

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/31107#comment:1>
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