[tor-bugs] #9602 [Tor]: Segfault in Tor 0.2.4.16-rc

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#9602: Segfault in Tor 0.2.4.16-rc
---------------------------+--------------------------------
     Reporter:  pyllyukko  |      Owner:
         Type:  defect     |     Status:  needs_information
     Priority:  normal     |  Milestone:  Tor: 0.2.4.x-final
    Component:  Tor        |    Version:  Tor: 0.2.4.16-rc
   Resolution:             |   Keywords:
Actual Points:             |  Parent ID:
       Points:             |
---------------------------+--------------------------------

Comment (by pyllyukko):

 Ok, so now I got some core dumps. Here is some further info.

 {{{
 [New LWP 8539]
 [New LWP 8543]

 warning: Could not load shared library symbols for linux-gate.so.1.
 Do you need "set solib-search-path" or "set sysroot"?
 [Thread debugging using libthread_db enabled]
 Using host libthread_db library "/lib/libthread_db.so.1".
 Core was generated by `/usr/bin/tor -f /etc/tor/torrc'.
 Program terminated with signal 11, Segmentation fault.
 #0  0x50a186ae in vfprintf () from /lib/libc.so.6
 }}}

 bt full:
 {{{
 #0  0x50a186ae in vfprintf () from /lib/libc.so.6
 No symbol table info available.
 #1  0x50ace048 in __vsnprintf_chk () from /lib/libc.so.6
 No symbol table info available.
 #2  0x11272127 in ?? ()
 No symbol table info available.
 Backtrace stopped: previous frame inner to this frame (corrupt stack?)
 }}}
 info reg:
 {{{
 eax            0x0      0
 ecx            0xffffffff       -1
 edx            0xcccccccc       -858993460
 ebx            0x50b52ff4       1354051572
 esp            0x5f30d360       0x5f30d360
 ebp            0x5f30d8d8       0x5f30d8d8
 esi            0x5f30d910       1597036816
 edi            0xcccccccc       -858993460
 eip            0x50a186ae       0x50a186ae <vfprintf+6398>
 eflags         0x210246 [ PF ZF IF RF ID ]
 cs             0x73     115
 ss             0x7b     123
 ds             0x7b     123
 es             0x7b     123
 fs             0x0      0
 gs             0x33     51
 }}}

 The backtrace doesn't look really useful, so I'll probably need further
 instructions on how to dig deeper with this.

-- 
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/9602#comment:3>
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