[tor-bugs] #18253 [Tor]: (Sandbox) Caught a bad syscall attempt (syscall chown)

[Tor Bug Tracker & Wiki]

#18253: (Sandbox) Caught a bad syscall attempt (syscall chown)
------------------------+--------------------------------
     Reporter:  weasel  |      Owner:
         Type:  defect  |     Status:  new
     Priority:  Medium  |  Milestone:
    Component:  Tor     |    Version:  Tor: 0.2.8.1-alpha
     Severity:  Normal  |   Keywords:
Actual Points:          |  Parent ID:
       Points:          |    Sponsor:
------------------------+--------------------------------
 On 0.2.8.1-alpha:
 {{{
 tor --defaults-torrc /usr/share/tor/tor-service-defaults-torrc -f
 /etc/tor/torrc --RunAsDaemon 0
 }}}

 {{{
 tail -F /var/log/tor/log
 [..]
 Feb 05 23:15:14.000 [notice] Bootstrapped 0%: Starting
 Feb 05 23:15:14.000 [notice] Bootstrapped 80%: Connecting to the Tor
 network
 Feb 05 23:15:14.000 [notice] Bootstrapped 85%: Finishing handshake with
 first hop
 Feb 05 23:15:15.000 [warn] sandbox_intern_string(): Bug: No interned
 sandbox parameter found for /var/run/tor (on Tor 0.2.8.1-alpha )
 Feb 05 23:15:15.000 [notice] Opening Control listener on
 /var/run/tor/control

 ============================================================ T= 1454710515
 (Sandbox) Caught a bad syscall attempt (syscall chown)
 tor(+0x14ca96)[0x7f76431b4a96]
 /lib/x86_64-linux-gnu/libc.so.6(chown+0x7)[0x7f764155bf07]
 /lib/x86_64-linux-gnu/libc.so.6(chown+0x7)[0x7f764155bf07]
 tor(retry_all_listeners+0x80e)[0x7f764314d14e]
 tor(+0x3cf1d)[0x7f76430a4f1d]
 tor(+0x56108)[0x7f76430be108]
 tor(+0x3d34c)[0x7f76430a534c]
 /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5(+0x12584)[0x7f76426f3584]
 /usr/lib/x86_64-linux-
 gnu/libevent-2.0.so.5(event_base_loop+0x7fc)[0x7f76426f13dc]
 tor(do_main_loop+0x274)[0x7f76430a8d34]
 tor(tor_main+0x1a55)[0x7f76430ac355]
 tor(main+0x19)[0x7f76430a4979]
 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7f76414a0b45]
 tor(+0x3c9c9)[0x7f76430a49c9]
 }}}

 This doesn't happen on 0.2.7.x

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18253>
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