[tor-bugs] #14536 [Tor]: tor_assertion_failed_(): Bug: ../src/or/channel.c:3953: channel_is_local: Assertion chan failed

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#14536: tor_assertion_failed_(): Bug: ../src/or/channel.c:3953: channel_is_local:
Assertion chan failed
--------------------+------------------------------------
 Reporter:  qbi     |          Owner:
     Type:  defect  |         Status:  new
 Priority:  normal  |      Milestone:
Component:  Tor     |        Version:  Tor: 0.2.6.2-alpha
 Keywords:          |  Actual Points:
Parent ID:          |         Points:
--------------------+------------------------------------
 I'm running 0.2.6.2-alpha-dev (git-525a2ce6e3098930+427ec43) as an exit
 relay and saw the following message in my log files:

 >Jan 30 12:02:51.000 [err] Bug: Assertion chan failed in channel_is_local
 at ../src/or/channel.c:3953. Stack trace:
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(log_backtrace+0x41)
 >[0x7fae740bde31]
 >Jan 30 12:02:51.000 [err] Bug:
 /usr/bin/tor(tor_assertion_failed_+0x9f) >[0x7fae740cb3cf]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(channel_is_local+0x5f)
 [0x7fae7403c96f]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(onionskin_answer+0x153)
 [0x7fae7404a383]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(+0xea9ca)
 [0x7fae7408f9ca]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(replyqueue_process+0x51)
 [0x7fae740d5201]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/lib/x86_64-linux-
 gnu/libevent-2.0.so.5(event_base_loop+0x414) [0x7fae736b3254]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(do_main_loop+0x19d)
 [0x7fae73fde56d]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(tor_main+0x189d)
 [0x7fae73fe151d]
 >Jan 30 12:02:51.000 [err] Bug:     /lib/x86_64-linux-
 gnu/libc.so.6(__libc_start_main+0xfd) [0x7fae728d0ead]
 >Jan 30 12:02:51.000 [err] Bug:     /usr/bin/tor(+0x35b4d)
 [0x7fae73fdab4d]

 I get this message on several machines, all configured as exit relays.
 Please tell me if you need more information. I'll happily provide it.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/14536>
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