Package: tor
Version: 0.3.1.7-1~bpo9+1
Severity: normal

Dear Maintainer,

I run a tor relay/exit running on stretch and I upgraded to the
stretch-backports 0.3.1.7-1~bpo9+1 version that recently became
available.

About every two hours the following is logged:

  Oct 10 09:30:20 ghatanothoa Tor[30872]: tor_bug_occurred_(): Bug: 
../src/common/compress.c:576: tor_compress_process: Non-fatal assertion !((rv 
== TOR_COMPRESS_OK) && *in_len == in_len_orig && *out_len == out_len_orig) 
failed. (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug: Non-fatal assertion !((rv == 
TOR_COMPRESS_OK) && *in_len == in_len_orig && *out_len == out_len_orig) failed 
in tor_compress_process at ../src/common/compress.c:576. Stack trace: (on Tor 
0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/bin/tor(log_backtrace+0x44) [0x5571c1ed4194] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/bin/tor(tor_bug_occurred_+0xb9) [0x5571c1eed029] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/bin/tor(tor_compress_process+0x135) [0x5571c1ef5fa5] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     /usr/bin/tor(+0x18e171) 
[0x5571c1ef6171] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/bin/tor(tor_uncompress+0x31) [0x5571c1ef6631] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/bin/tor(connection_dir_reached_eof+0x118c) [0x5571c1e9866c] (on Tor 
0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     /usr/bin/tor(+0x1089bc) 
[0x5571c1e709bc] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     /usr/bin/tor(+0x4d85e) 
[0x5571c1db585e] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5(event_base_loop+0x6a0) 
[0x7f5d4ca3a5a0] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/bin/tor(do_main_loop+0x29d) [0x5571c1db698d] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/usr/bin/tor(tor_main+0x1c35) [0x5571c1dba4d5] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     /usr/bin/tor(main+0x19) 
[0x5571c1db2189] (on Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1) [0x7f5d4b49c2b1] (on 
Tor 0.3.1.7 )
  Oct 10 09:30:20 ghatanothoa Tor[30872]: Bug:     /usr/bin/tor(_start+0x2a) 
[0x5571c1db21da] (on Tor 0.3.1.7 )
  Oct 10 09:37:27 ghatanothoa Tor[30872]: Tried to establish rendezvous on 
non-OR circuit with purpose Acting as rendevous (pending)

It looks like upstream bug 22719:

  https://trac.torproject.org/projects/tor/ticket/22719

I have the same package running on several other hosts that are not
relays that never see this error.

-- System Information:
Debian Release: 9.1
  APT prefers stable
  APT policy: (701, 'stable'), (500, 'stable-updates')
Architecture: amd64 (x86_64)

Kernel: Linux 4.9.0-3-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), 
LANGUAGE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages tor depends on:
ii  adduser              3.115
ii  init-system-helpers  1.48
ii  libc6                2.24-11+deb9u1
ii  libevent-2.0-5       2.0.21-stable-3
ii  liblzma5             5.2.2-1.2+b1
ii  libseccomp2          2.3.1-2.1
ii  libssl1.1            1.1.0f-3
ii  libsystemd0          232-25+deb9u1
ii  libzstd1             1.1.2-1
ii  lsb-base             9.20161125
ii  zlib1g               1:1.2.8.dfsg-5

Versions of packages tor recommends:
ii  logrotate    3.11.0-0.1
ii  tor-geoipdb  0.2.9.12-1
ii  torsocks     2.2.0-1+deb9u1

Versions of packages tor suggests:
pn  apparmor-utils       <none>
pn  mixmaster            <none>
pn  obfs4proxy           <none>
pn  obfsproxy            <none>
pn  socat                <none>
ii  tor-arm              1.4.5.0-1.1
pn  torbrowser-launcher  <none>

-- Configuration Files:
/etc/tor/torrc changed [not included]

-- no debconf information

-- 
Gerald Turner <gtur...@unzane.com>        Encrypted mail preferred!
OpenPGP: 4096R / CA89 B27A 30FA 66C5 1B80  3858 EC94 2276 FDB8 716D

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