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Re: [tor-bugs] #32648 [Core Tor/Tor]: core dump centos8



#32648: core dump centos8
------------------------------+------------------------------------
 Reporter:  mikeb             |          Owner:  (none)
     Type:  defect            |         Status:  new
 Priority:  Medium            |      Milestone:  Tor: 0.4.2.x-final
Component:  Core Tor/Tor      |        Version:  Tor: 0.4.1.6
 Severity:  Normal            |     Resolution:
 Keywords:  centos core dump  |  Actual Points:
Parent ID:                    |         Points:
 Reviewer:                    |        Sponsor:
------------------------------+------------------------------------

Comment (by mikeb):

 Silly me, it was the low port used for obfs4.

 {{{
 (gdb) bt
 #0  0x00007f97bb67d93f in raise () from /lib64/libc.so.6
 #1  0x00007f97bb667c95 in abort () from /lib64/libc.so.6
 #2  0x000055812b25e4df in tor_abort_ () at src/lib/log/util_bug.c:173
 #3  0x000055812b2d8109 in managed_proxy_stdout_callback
 (process=process@entry=0x55812ba27010, line=<optimized out>,
     line@entry=0x55812c307760 "SMETHOD-ERROR obfs4 listen tcp 0.0.0.0:587:
 bind: permission denied", size=<optimized out>) at
 src/feature/client/transports.c:1836
 #4  0x000055812b3e9d63 in process_read_lines (callback=0x55812b2d7e60
 <managed_proxy_stdout_callback>, buffer=0x55812ba430c0,
 process=0x55812ba27010) at src/lib/process/process.c:784
 #5  process_read_data (process=0x55812ba27010, buffer=0x55812ba430c0,
 callback=0x55812b2d7e60 <managed_proxy_stdout_callback>) at
 src/lib/process/process.c:706

 #6  0x00007f97bd171ff1 in event_process_active_single_queue () from
 /lib64/libevent-2.1.so.6
 #7  0x00007f97bd172787 in event_base_loop () from /lib64/libevent-2.1.so.6
 #8  0x000055812b3ae70b in tor_libevent_run_event_loop (base=<optimized
 out>, once=<optimized out>) at src/lib/evloop/compat_libevent.c:506
 #9  0x000055812b273f03 in run_main_loop_once () at
 src/core/mainloop/mainloop.c:2423
 #10 run_main_loop_until_done () at src/core/mainloop/mainloop.c:2489
 #11 do_main_loop () at src/core/mainloop/mainloop.c:2380
 #12 0x000055812b2602ae in run_tor_main_loop () at src/app/main/main.c:1235
 #13 0x000055812b2615f5 in tor_run_main (tor_cfg=<optimized out>) at
 src/app/main/main.c:1330
 #14 0x000055812b25eabe in tor_main (argc=7, argv=0x7fff7e32f988) at
 src/feature/api/tor_api.c:164
 #15 0x000055812b25e64d in main (argc=<optimized out>, argv=<optimized
 out>) at src/app/main/tor_main.c:32
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/32648#comment:3>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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