[tor-bugs] #19128 [Core Tor/Tor]: Bug: src/common/crypto.c:3039: memwipe: Assertion sz < SIZE_T_CEILING failed; aborting.

Tor Bug Tracker & Wiki blackhole at torproject.org
Fri May 20 11:58:45 UTC 2016


#19128: Bug: src/common/crypto.c:3039: memwipe: Assertion sz < SIZE_T_CEILING
failed; aborting.
-------------------------------------------------+-------------------------
 Reporter:  toralf                               |          Owner:
     Type:  defect                               |         Status:  new
 Priority:  High                                 |      Milestone:  Tor:
Component:  Core Tor/Tor                         |  0.2.8.x-final
 Severity:  Blocker                              |        Version:  Tor:
 Keywords:  must-fix-before-028-alpha            |  0.2.8.2-alpha
  TorCoreTeam201605                              |     Resolution:
Parent ID:                                       |  Actual Points:
 Reviewer:                                       |         Points:
                                                 |        Sponsor:
-------------------------------------------------+-------------------------

Comment (by toralf):

 Replying to [comment:5 nickm]:
 > Okay; what does the stack trace look like now?
 {{{

 May 20 01:03:10.000 [err] tor_assertion_failed_(): Bug:
 src/common/crypto.c:3039: memwipe: Assertion sz < SIZE_T_CEILING failed;
 aborting. (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug: Assertion sz < SIZE_T_CEILING failed in
 memwipe at src/common/crypto.c:3039. Stack trace: (on Tor 0.2.8.2-alpha-
 dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(log_backtrace+0x55)
 [0x124a47f6d5] (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:
 /usr/bin/tor(tor_assertion_failed_+0x9c) [0x124a48f41c] (on Tor 0.2.8.2
 -alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(memwipe+0xbf)
 [0x124a4a450f] (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(tor_cert_free+0x43)
 [0x124a3dfc63] (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(routerinfo_free+0xf5)
 [0x124a3c7a65] (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(+0x8bb9d) [0x124a3c7b9d]
 (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:
 /usr/bin/tor(router_add_to_routerlist+0x75d) [0x124a3c93ad] (on Tor
 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:
 /usr/bin/tor(router_load_routers_from_string+0x183) [0x124a3cce23] (on Tor
 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(+0x113cd4) [0x124a44fcd4]
 (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:
 /usr/bin/tor(connection_dir_reached_eof+0x3c) [0x124a45076c] (on Tor
 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(+0xf2739) [0x124a42e739]
 (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(+0x40024) [0x124a37c024]
 (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:
 /usr/lib64/libevent-2.0.so.5(event_base_loop+0x6dd) [0x389f854171d] (on
 Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(do_main_loop+0x235)
 [0x124a37d0c5] (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(tor_main+0x1b35)
 [0x124a380745] (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(main+0x2b) [0x124a3786ab]
 (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:
 /lib64/libc.so.6(__libc_start_main+0x114) [0x389f723b734] (on Tor 0.2.8.2
 -alpha-dev 684babee8491c3e9)
 May 20 01:03:10.000 [err] Bug:     /usr/bin/tor(_start+0x29)
 [0x124a3786f9] (on Tor 0.2.8.2-alpha-dev 684babee8491c3e9)
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/19128#comment:7>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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