[tor-bugs] #31810 [Core Tor]: Bug: ../src/lib/process/process_unix.c:265: process_unix_exec: Assertion line should be unreached failed; aborting.

[Tor Bug Tracker & Wiki]

#31810: Bug: ../src/lib/process/process_unix.c:265: process_unix_exec: Assertion
line should be unreached failed; aborting.
--------------------------+--------------------------
 Reporter:  Parckwart     |          Owner:  (none)
     Type:  defect        |         Status:  new
 Priority:  Medium        |      Component:  Core Tor
  Version:  Tor: 0.4.1.5  |       Severity:  Normal
 Keywords:                |  Actual Points:
Parent ID:                |         Points:
 Reviewer:                |        Sponsor:
--------------------------+--------------------------
 I am on Debian Buster, x86_64, trying to run Tor (installed from
 deb.torproject.org).


 {{{
 Sep 20 00:18:33 jennis Tor[1481]: Tor 0.4.1.5 running on Linux with
 Libevent 2.1.8-stable, OpenSSL 1.1.1c, Zlib 1.2.11, Liblzma 5.2.4, and
 Libzstd 1.3.8.
 Sep 20 00:18:33 jennis Tor[1481]: Tor can't help you if you use it wrong!
 Learn how to be safe at
 https://www.torproject.org/download/download#warning
 Sep 20 00:18:33 jennis Tor[1481]: Read configuration file "/usr/share/tor
 /tor-service-defaults-torrc".
 Sep 20 00:18:33 jennis Tor[1481]: Read configuration file
 "/etc/tor/torrc".
 Sep 20 00:18:33 jennis Tor[1481]: Opening Socks listener on 127.0.0.1:9050
 Sep 20 00:18:33 jennis Tor[1481]: Opened Socks listener on 127.0.0.1:9050
 Sep 20 00:18:33 jennis Tor[1481]: Opening DNS listener on 127.0.0.1:53
 Sep 20 00:18:33 jennis Tor[1481]: Opened DNS listener on 127.0.0.1:53
 Sep 20 00:18:33 jennis Tor[1481]: Opening DNS listener on [::1]:53
 Sep 20 00:18:33 jennis Tor[1481]: Opened DNS listener on [::1]:53
 Sep 20 00:18:33 jennis Tor[1481]: Opening Transparent pf/netfilter
 listener on 127.0.0.1:9040
 Sep 20 00:18:33 jennis Tor[1481]: Opened Transparent pf/netfilter listener
 on 127.0.0.1:9040
 Sep 20 00:18:33 jennis Tor[1481]: Opening Transparent pf/netfilter
 listener on [::1]:9040
 Sep 20 00:18:33 jennis Tor[1481]: Opened Transparent pf/netfilter listener
 on [::1]:9040
 Sep 20 00:18:33 jennis Tor[1481]: Opening Control listener on
 127.0.0.1:9051
 Sep 20 00:18:33 jennis Tor[1481]: Opened Control listener on
 127.0.0.1:9051
 Sep 20 00:18:33 jennis Tor[1481]: Parsing GEOIP IPv4 file
 /usr/share/tor/geoip.
 Sep 20 00:18:33 jennis Tor[1482]: tor_assertion_failed_(): Bug:
 ../src/lib/process/process_unix.c:265: process_unix_exec: Assertion line
 should be unreached failed; aborting. (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug: Assertion line should be unreached
 failed in process_unix_exec at ../src/lib/process/process_unix.c:265: .
 Stack trace: (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:
 /usr/bin/tor(log_backtrace_impl+0x46) [0x556988adb106] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:
 /usr/bin/tor(tor_assertion_failed_+0x147) [0x556988ad6297] (on Tor 0.4.1.5
 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:
 /usr/bin/tor(process_unix_exec+0x274) [0x556988ab06c4] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:     /usr/bin/tor(process_exec+0x5b)
 [0x556988aaea7b] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:
 /usr/bin/tor(pt_configure_remaining_proxies+0x563) [0x5569889a0093] (on
 Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:
 /usr/bin/tor(set_options+0x18ba) [0x556988a5405a] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:
 /usr/bin/tor(options_init_from_string+0x382) [0x556988a55292] (on Tor
 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:
 /usr/bin/tor(options_init_from_torrc+0x38a) [0x556988a5581a] (on Tor
 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:     /usr/bin/tor(tor_init+0x3c7)
 [0x556988927567] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:     /usr/bin/tor(tor_run_main+0xb4)
 [0x556988927e74] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:     /usr/bin/tor(tor_main+0x3a)
 [0x55698892638a] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:     /usr/bin/tor(main+0x19)
 [0x556988925f49] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:     /lib/x86_64-linux-
 gnu/libc.so.6(__libc_start_main+0xeb) [0x7f49509c609b] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1482]: Bug:     /usr/bin/tor(_start+0x2a)
 [0x556988925f9a] (on Tor 0.4.1.5 )
 Sep 20 00:18:33 jennis Tor[1481]: Parsing GEOIP IPv6 file
 /usr/share/tor/geoip6.
 Sep 20 00:18:33 jennis Tor[1481]: Bootstrapped 0% (starting): Starting
 Sep 20 00:18:33 jennis Tor[1481]: Starting with guard context "default"
 Sep 20 00:18:33 jennis Tor[1481]: Signaled readiness to systemd
 Sep 20 00:18:34 jennis Tor[1481]: Bootstrapped 5% (conn): Connecting to a
 relay
 Sep 20 00:18:34 jennis Tor[1481]: Opening Control listener on
 /run/tor/control
 Sep 20 00:18:34 jennis Tor[1481]: Opened Control listener on
 /run/tor/control
 Sep 20 00:18:34 jennis Tor[1481]: Bootstrapped 10% (conn_done): Connected
 to a relay
 Sep 20 00:18:34 jennis Tor[1481]: Bootstrapped 14% (handshake):
 Handshaking with a relay
 Sep 20 00:18:34 jennis Tor[1481]: Bootstrapped 15% (handshake_done):
 Handshake with a relay done
 Sep 20 00:18:34 jennis Tor[1481]: Bootstrapped 75% (enough_dirinfo):
 Loaded enough directory info to build circuits
 Sep 20 00:18:34 jennis Tor[1481]: Bootstrapped 90% (ap_handshake_done):
 Handshake finished with a relay to build circuits
 Sep 20 00:18:34 jennis Tor[1481]: Bootstrapped 95% (circuit_create):
 Establishing a Tor circuit
 Sep 20 00:18:35 jennis Tor[1481]: Bootstrapped 100% (done): Done
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/31810>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online