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Re: [tor-bugs] #20247 [Core Tor/Tor]: crash after closing and opening ipv6 DirPort + OrPort

#20247: crash after closing and opening ipv6 DirPort + OrPort
--------------------------+------------------------------
 Reporter:  toralf        |          Owner:
     Type:  defect        |         Status:  new
 Priority:  Medium        |      Milestone:
Component:  Core Tor/Tor  |        Version:  Tor: 0.2.8.8
 Severity:  Normal        |     Resolution:
 Keywords:                |  Actual Points:
Parent ID:                |         Points:
 Reviewer:                |        Sponsor:
--------------------------+------------------------------

Comment (by toralf):

 And disabling Sandbox yields into a different issue:
 {{{
 Sep 26 20:02:25.000 [notice] Received reload signal (hup). Reloading
 config and resetting internal state.
 Sep 26 20:02:25.000 [notice] Read configuration file "/etc/tor/torrc".
 Sep 26 20:02:25.000 [notice] Closing no-longer-configured Directory
 listener on 2a01:4f8:190:514a::2:80
 Sep 26 20:02:25.000 [notice] Closing no-longer-configured OR listener on
 2a01:4f8:190:514a::2:443
 Sep 26 20:02:25.000 [notice] Tor 0.2.8.8 opening log file.
 Sep 26 20:02:25.000 [notice] Closing old Directory listener on
 2a01:4f8:190:514a::2:80
 Sep 26 20:02:25.000 [notice] Closing old OR listener on
 2a01:4f8:190:514a::2:443
 Sep 26 20:02:25.000 [notice] Your Tor server's identity key fingerprint is
 'zwiebeltoralf BE2FA9FCB6242567B93ED99FEC5543FC517C9276'
 Sep 26 20:02:26.000 [notice] Received reload signal (hup). Reloading
 config and resetting internal state.
 Sep 26 20:02:26.000 [notice] Read configuration file "/etc/tor/torrc".
 Sep 26 20:02:26.000 [notice] Opening Directory listener on
 [2a01:4f8:190:514a::2]:80
 Sep 26 20:02:26.000 [warn] Could not bind to 2a01:4f8:190:514a::2:80:
 Permission denied
 Sep 26 20:02:26.000 [notice] Opening OR listener on
 [2a01:4f8:190:514a::2]:443
 Sep 26 20:02:26.000 [warn] Could not bind to 2a01:4f8:190:514a::2:443:
 Permission denied
 Sep 26 20:02:26.000 [warn] Failed to parse/validate config: Failed to bind
 one of the listener ports.
 Sep 26 20:02:26.000 [err] Reading config failed--see warnings above. For
 usage, try -h.
 Sep 26 20:02:26.000 [warn] Restart failed (config error?). Exiting.
 }}}

 FWIW this is a stable hardened Gentoo Linux with latest kernel and
 libressl.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/20247#comment:1>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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