[tor-bugs] #18251 [Tor]: circuitmux_detach_all_circuits: Assertion to_remove->muxinfo.policy_data == NULL failed

[Tor Bug Tracker & Wiki]

#18251: circuitmux_detach_all_circuits: Assertion to_remove->muxinfo.policy_data ==
NULL failed
------------------------+--------------------------------
     Reporter:  s7r     |      Owner:
         Type:  defect  |     Status:  new
     Priority:  Medium  |  Milestone:  Tor: 0.2.8.x-final
    Component:  Tor     |    Version:  Tor: 0.2.8.1-alpha
     Severity:  Normal  |   Keywords:
Actual Points:          |  Parent ID:
       Points:          |    Sponsor:
------------------------+--------------------------------
 After upgrading from 0.2.8.0 to 0.2.8.1 on a relay. Upgrade or start of
 0.2.8.1 (after upgrade) were not affected apparently.

 {{{
 Feb 05 13:05:09.000 [notice] Clean shutdown finished. Exiting.
 Feb 05 13:05:09.000 [warn] Couldn't find circuit 2642529256 (for channel
 924182)
 Feb 05 13:05:09.000 [err] tor_assertion_failed_(): Bug:
 ../src/or/circuitmux.c:501: circuitmux_detach_all_circuits: Assertion
 to_remove->muxinfo.policy_data == NULL failed; aborting. (on Tor 0.2.8.0
 -alpha-dev )
 Feb 05 13:05:09.000 [err] Bug: Assertion to_remove->muxinfo.policy_data ==
 NULL failed in circuitmux_detach_all_circuits at
 ../src/or/circuitmux.c:501. Stack trace: (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(log_backtrace+0x42)
 [0x7f225673f7c2] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:
 /usr/bin/tor(tor_assertion_failed_+0x9f) [0x7f225674d48f] (on Tor 0.2.8.0
 -alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:
 /usr/bin/tor(circuitmux_detach_all_circuits+0x299) [0x7f22566cb149] (on
 Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(+0xae27d) [0x7f22566b827d]
 (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(channel_free_all+0x8f)
 [0x7f22566b876f] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(tor_free_all+0x7f)
 [0x7f225664d59f] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(tor_cleanup+0x2c)
 [0x7f225664d71c] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(consider_hibernation+0xf9)
 [0x7f22567386d9] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(+0x41840) [0x7f225664b840]
 (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/lib/x86_64-linux-
 gnu/libevent-2.0.so.5(event_base_loop+0x414) [0x7f2255d18254] (on Tor
 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(do_main_loop+0x225)
 [0x7f225664c965] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(tor_main+0x1c5d)
 [0x7f225665001d] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(main+0x19)
 [0x7f2256648749] (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /lib/x86_64-linux-
 gnu/libc.so.6(__libc_start_main+0xfd) [0x7f2254f35ead] (on Tor 0.2.8.0
 -alpha-dev )
 Feb 05 13:05:09.000 [err] Bug:     /usr/bin/tor(+0x3e799) [0x7f2256648799]
 (on Tor 0.2.8.0-alpha-dev )
 Feb 05 13:05:18.000 [notice] Tor 0.2.8.1-alpha-dev (git-
 1f5cdf2b6c72ae89+26ab2e0) opening log file.
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18251>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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