[tor-bugs] #11609 [Tor]: Tor crash on start when Sandbox enabled

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#11609: Tor crash on start when Sandbox enabled
---------------------------+--------------------------------
     Reporter:  alphawolf  |      Owner:  nickm
         Type:  defect     |     Status:  assigned
     Priority:  normal     |  Milestone:  Tor: 0.2.5.x-final
    Component:  Tor        |    Version:  Tor: 0.2.5.4-alpha
   Resolution:             |   Keywords:  sandbox
Actual Points:             |  Parent ID:
       Points:             |
---------------------------+--------------------------------

Comment (by alphawolf):

 This is on the fresh install.  Everything as-shipped except enabling
 Sandbox in torrc:

 {{{
 # /etc/init.d/tor start

 ============================================================ T= 1398992076
 (Sandbox) Caught a bad syscall attempt (syscall ioctl)
 /usr/bin/tor(+0x124c3a)[0x7fb5d3b40c3a]
 /lib/x86_64-linux-gnu/libc.so.6(tcgetattr+0x19)[0x7fb5d2143d49]
 /lib/x86_64-linux-gnu/libc.so.6(tcgetattr+0x19)[0x7fb5d2143d49]
 /lib/x86_64-linux-gnu/libc.so.6(isatty+0xc)[0x7fb5d214053c]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_file_doallocate+0x104)[0x7fb5d20cf314]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_doallocbuf+0x2c)[0x7fb5d20dbdec]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_file_overflow+0x198)[0x7fb5d20db2d8]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_file_xsputn+0xa1)[0x7fb5d20da5d1]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_puts+0xa0)[0x7fb5d20d16b0]
 /usr/bin/tor(tor_main+0x129e)[0x7fb5d3a54e5e]
 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7fb5d2087b45]
 /usr/bin/tor(+0x32d0b)[0x7fb5d3a4ed0b]
 [FAIL] Checking if tor configuration is valid ... failed!
 May 01 20:54:36.776 [notice] Tor v0.2.5.4-alpha (git-af996adebf1f0225)
 running on Linux with Libevent 2.0.21-stable, OpenSSL 1.0.1g and Zlib
 1.2.8.
 May 01 20:54:36.776 [notice] Tor can't help you if you use it wrong! Learn
 how to be safe at https://www.torproject.org/download/download#warning
 May 01 20:54:36.776 [notice] This version is not a stable Tor release.
 Expect more bugs than usual.
 May 01 20:54:36.776 [notice] Read configuration file "/usr/share/tor/tor-
 service-defaults-torrc".
 May 01 20:54:36.776 [notice] Read configuration file "/etc/tor/torrc".

 ============================================================ T= 1398992076
 (Sandbox) Caught a bad syscall attempt (syscall ioctl)
 /usr/bin/tor(+0x124c3a)[0x7fdff7fd7c3a]
 /lib/x86_64-linux-gnu/libc.so.6(tcgetattr+0x19)[0x7fdff65dad49]
 /lib/x86_64-linux-gnu/libc.so.6(tcgetattr+0x19)[0x7fdff65dad49]
 /lib/x86_64-linux-gnu/libc.so.6(isatty+0xc)[0x7fdff65d753c]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_file_doallocate+0x104)[0x7fdff6566314]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_doallocbuf+0x2c)[0x7fdff6572dec]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_file_overflow+0x198)[0x7fdff65722d8]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_file_xsputn+0xa1)[0x7fdff65715d1]
 /lib/x86_64-linux-gnu/libc.so.6(_IO_puts+0xa0)[0x7fdff65686b0]
 /usr/bin/tor(tor_main+0x129e)[0x7fdff7eebe5e]
 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7fdff651eb45]
 /usr/bin/tor(+0x32d0b)[0x7fdff7ee5d0b]
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/11609#comment:9>
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