[tor-bugs] #27750 [Core Tor/Tor]: conn_close_if_marked: Non-fatal assertion !(connection_is_writing(conn))

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#27750: conn_close_if_marked: Non-fatal assertion !(connection_is_writing(conn))
------------------------------+--------------------------------
     Reporter:  dgoulet       |      Owner:  (none)
         Type:  defect        |     Status:  new
     Priority:  Medium        |  Milestone:  Tor: 0.3.5.x-final
    Component:  Core Tor/Tor  |    Version:  Tor: 0.3.4.8
     Severity:  Normal        |   Keywords:  regression, assert
Actual Points:                |  Parent ID:
       Points:                |   Reviewer:
      Sponsor:                |
------------------------------+--------------------------------
 From tor-talk:

 https://lists.torproject.org/pipermail/tor-talk/2018-September/044448.html

 {{{
 Sep 15 16:06:26.000 [warn] tor_bug_occurred_(): Bug: src/or/main.c:1044:
 conn_close_if_marked: Non-fatal assertion !(connection_is_writing(conn))
 failed. (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug: Non-fatal assertion
 !(connection_is_writing(conn)) failed in conn_close_if_marked at
 src/or/main.c:1044. Stack trace: (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(log_backtrace+0x47)
 [0x55727ae152e7] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(tor_bug_occurred_+0xbd)
 [0x55727ae307ad] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(+0x51b18)
 [0x55727acdbb18] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /lib64/libevent-2.1.so.6(+0x235b1)
 [0x7fb01de555b1] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:
 /lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7fb01de55d47] (on Tor
 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(do_main_loop+0x209)
 [0x55727acde149] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(tor_run_main+0x1015)
 [0x55727ace0835] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(tor_main+0x3e)
 [0x55727acd868e] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(main+0x1d)
 [0x55727acd841d] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug: /lib64/libc.so.6(__libc_start_main+0xeb)
 [0x7fb01c3d611b] (on Tor 0.3.4.8 da95b91355248ad8)
 Sep 15 16:06:26.000 [warn] Bug:     /usr/bin/tor(_start+0x2a)
 [0x55727acd847a] (on Tor 0.3.4.8 da95b91355248ad8)
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/27750>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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