[tor-bugs] #26435 [Core Tor/Tor]: memory leak in parse_protocol_list

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#26435: memory leak in parse_protocol_list
------------------------------+--------------------
     Reporter:  arma          |      Owner:  (none)
         Type:  defect        |     Status:  new
     Priority:  Medium        |  Milestone:
    Component:  Core Tor/Tor  |    Version:
     Severity:  Normal        |   Keywords:
Actual Points:                |  Parent ID:
       Points:                |   Reviewer:
      Sponsor:                |
------------------------------+--------------------
 Running moria1 under valgrind, because all the dir auths have been OOMing
 lately, in hopes of finding the problem in action. Here's a promising one:

 {{{
 ==41941== 48,407,360 (411,776 direct, 47,995,584 indirect) bytes in 25,736
 blocks are definitely lost in loss record 79 of 79
 ==41941==    at 0x4A06A2E: malloc (vg_replace_malloc.c:270)
 ==41941==    by 0x2A8457: tor_malloc_ (util.c:150)
 ==41941==    by 0x299B6E: smartlist_new (container.c:34)
 ==41941==    by 0x172011: parse_protocol_list (protover.c:250)
 ==41941==    by 0x172108: protover_contains_long_protocol_names
 (protover.c:286)
 ==41941==    by 0x1C6CC1: dirserv_generate_networkstatus_vote_obj
 (dirvote.c:4378)
 ==41941==    by 0x1CDB1A: dirvote_act (dirvote.c:2893)
 ==41941==    by 0x15BDDA: dirvote_callback (main.c:2006)
 ==41941==    by 0x17153B: periodic_event_dispatch (periodic.c:55)
 ==41941==    by 0x50C6F8B: event_base_loop (in
 /usr/lib64/libevent-2.0.so.5.1.9)
 ==41941==    by 0x15B7EB: do_main_loop (main.c:3011)
 ==41941==    by 0x15BC1B: tor_run_main (main.c:4283)
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/26435>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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