Assertion failure in map-anon.c:218
We got a bug report for tor 0.4.1.5 on x86_64 14.2 Slackware system on the blog (https://blog.torproject.org/comment/283980#comment-283980):
```
Raw assertion failed at src/lib/malloc/map_anon.c:218:
noinherit_result == tor-browser_en-US/Browser/TorBrowser/Tor/tor(dump_stack_symbols_to_error_fds+0x33)
[0x55ff75f58743] tor-browser_en-US/Browser/TorBrowser/Tor/tor(tor_raw_assertion_failed_msg_+0x86)
[0x55ff75f58e26] tor-browser_en-US/Browser/TorBrowser/Tor/tor(tor_mmap_anonymous+0xca)
[0x55ff75f57f3a] tor-browser_en-US/Browser/TorBrowser/Tor/tor(crypto_fast_rng_new_from_seed+0x35)
[0x55ff75f009f5] tor-browser_en-US/Browser/TorBrowser/Tor/tor(crypto_fast_rng_new+0x2b)
[0x55ff75f00a9b] tor-browser_en-US/Browser/TorBrowser/Tor/tor(get_thread_fast_rng+0x45)
[0x55ff75f00c35] tor-browser_en-US/Browser/TorBrowser/Tor/tor(circuit_reset_sendme_randomness+0x21)[0x55ff75e02fb1] tor-browser_en-US/Browser/TorBrowser/Tor/tor(+0x8342b)
[0x55ff75dd142b] tor-browser_en-US/Browser/TorBrowser/Tor/tor(origin_circuit_new+0x8f)
[0x55ff75dd3aef] tor-browser_en-US/Browser/TorBrowser/Tor/tor(origin_circuit_init+0x22)
[0x55ff75dcceb2] tor-browser_en-US/Browser/TorBrowser/Tor/tor(circuit_establish_circuit+0x37)[0x55ff75dcf877] tor-browser_en-US/Browser/TorBrowser/Tor/tor(circuit_launch_by_extend_info+0x9c)[0x55ff75de6b2c] tor-browser_en-US/Browser/TorBrowser/Tor/tor(+0x99859)
[0x55ff75de7859] tor-browser_en-US/Browser/TorBrowser/Tor/tor(connection_ap_handshake_attach_circuit+0x321)
[0x55ff75de8251] tor-browser_en-US/Browser/TorBrowser/Tor/tor(connection_ap_attach_pending+0x1b0)[0x55ff75dec6b0] ./TorBrowser/Tor/libevent-2.1.so.6(+0x22395)
[0x7fdac04cc395] ./TorBrowser/Tor/libevent-2.1.so.6(event_base_loop+0x55f)
[0x7fdac04ccc6f] tor-browser_en-US/Browser/TorBrowser/Tor/tor(do_main_loop+0xe5)
[0x55ff75dbce95] tor-browser_en-US/Browser/TorBrowser/Tor/tor(tor_run_main+0x1225)
[0x55ff75daa8d5] tor-browser_en-US/Browser/TorBrowser/Tor/tor(tor_main+0x3a)
[0x55ff75da7d5a] tor-browser_en-US/Browser/TorBrowser/Tor/tor(main+0x19)
[0x55ff75da78b9] /lib64/libc.so.6(__libc_start_main+0xf0)
[0x7fdabf6497d0] tor-browser_en-US/Browser/TorBrowser/Tor/tor(+0x59909)
[0x55ff75da7909]
```
0.4.0.5 worked fine on that system.
issue