[tor-bugs] #27750 [Core Tor/Tor]: conn_close_if_marked: Non-fatal assertion !(connection_is_writing(conn))
Tor Bug Tracker & Wiki
blackhole at torproject.org
Sat Oct 20 09:39:27 UTC 2018
#27750: conn_close_if_marked: Non-fatal assertion !(connection_is_writing(conn))
------------------------------------------+--------------------------------
Reporter: dgoulet | Owner: dgoulet
Type: defect | Status:
| needs_information
Priority: Very High | Milestone: Tor:
| 0.3.5.x-final
Component: Core Tor/Tor | Version: Tor: 0.3.4.8
Severity: Normal | Resolution:
Keywords: regression, assert, 035-must | Actual Points:
Parent ID: | Points:
Reviewer: | Sponsor:
------------------------------------------+--------------------------------
Comment (by udo):
We still see some bug:
{{{
Oct 20 04:05:03.000 [notice] New control connection opened from 127.0.0.1.
Oct 20 04:10:03.000 [notice] New control connection opened from 127.0.0.1.
Oct 20 04:12:32.000 [warn] tor_bug_occurred_(): Bug:
src/core/mainloop/mainloop.c:1022: conn_close_if_marked: Non-fatal
assertion !(connection_is_reading(conn)) failed. (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: Non-fatal assertion
!(connection_is_reading(conn)) failed in conn_close_if_marked at
src/core/mainloop/mainloop.c:1022. Stack trace: (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(log_backtrace_impl+0x46)
[0x561eb63d4636] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(tor_bug_occurred_+0xc0)
[0x561eb63cfd30] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(+0x68d25)
[0x561eb624dd25] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /lib64/libevent-2.1.so.6(+0x235b1)
[0x7ff1c8dcf5b1] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug:
/lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7ff1c8dcfd47] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(do_main_loop+0xb0)
[0x561eb624f780] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(tor_run_main+0x147f)
[0x561eb623d56f] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(tor_main+0x3a)
[0x561eb623a7da] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(main+0x19)
[0x561eb623a399] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug:
/lib64/libc.so.6(__libc_start_main+0xeb) [0x7ff1c734d11b] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:32.000 [warn] Bug: /usr/bin/tor(_start+0x2a)
[0x561eb623a3ea] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] tor_bug_occurred_(): Bug:
src/core/mainloop/mainloop.c:1022: conn_close_if_marked: Non-fatal
assertion !(connection_is_reading(conn)) failed. (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: Non-fatal assertion
!(connection_is_reading(conn)) failed in conn_close_if_marked at
src/core/mainloop/mainloop.c:1022. Stack trace: (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(log_backtrace_impl+0x46)
[0x561eb63d4636] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(tor_bug_occurred_+0xc0)
[0x561eb63cfd30] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(+0x68d25)
[0x561eb624dd25] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /lib64/libevent-2.1.so.6(+0x235b1)
[0x7ff1c8dcf5b1] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug:
/lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7ff1c8dcfd47] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(do_main_loop+0xb0)
[0x561eb624f780] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(tor_run_main+0x147f)
[0x561eb623d56f] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(tor_main+0x3a)
[0x561eb623a7da] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(main+0x19)
[0x561eb623a399] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug:
/lib64/libc.so.6(__libc_start_main+0xeb) [0x7ff1c734d11b] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:40.000 [warn] Bug: /usr/bin/tor(_start+0x2a)
[0x561eb623a3ea] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] tor_bug_occurred_(): Bug:
src/core/mainloop/mainloop.c:1022: conn_close_if_marked: Non-fatal
assertion !(connection_is_reading(conn)) failed. (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: Non-fatal assertion
!(connection_is_reading(conn)) failed in conn_close_if_marked at
src/core/mainloop/mainloop.c:1022. Stack trace: (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(log_backtrace_impl+0x46)
[0x561eb63d4636] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(tor_bug_occurred_+0xc0)
[0x561eb63cfd30] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(+0x68d25)
[0x561eb624dd25] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /lib64/libevent-2.1.so.6(+0x235b1)
[0x7ff1c8dcf5b1] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug:
/lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7ff1c8dcfd47] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(do_main_loop+0xb0)
[0x561eb624f780] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(tor_run_main+0x147f)
[0x561eb623d56f] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(tor_main+0x3a)
[0x561eb623a7da] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(main+0x19)
[0x561eb623a399] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug:
/lib64/libc.so.6(__libc_start_main+0xeb) [0x7ff1c734d11b] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:47.000 [warn] Bug: /usr/bin/tor(_start+0x2a)
[0x561eb623a3ea] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] tor_bug_occurred_(): Bug:
src/core/mainloop/mainloop.c:1022: conn_close_if_marked: Non-fatal
assertion !(connection_is_reading(conn)) failed. (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: Non-fatal assertion
!(connection_is_reading(conn)) failed in conn_close_if_marked at
src/core/mainloop/mainloop.c:1022. Stack trace: (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(log_backtrace_impl+0x46)
[0x561eb63d4636] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(tor_bug_occurred_+0xc0)
[0x561eb63cfd30] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(+0x68d25)
[0x561eb624dd25] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /lib64/libevent-2.1.so.6(+0x235b1)
[0x7ff1c8dcf5b1] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug:
/lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7ff1c8dcfd47] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(do_main_loop+0xb0)
[0x561eb624f780] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(tor_run_main+0x147f)
[0x561eb623d56f] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(tor_main+0x3a)
[0x561eb623a7da] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(main+0x19)
[0x561eb623a399] (on Tor 0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug:
/lib64/libc.so.6(__libc_start_main+0xeb) [0x7ff1c734d11b] (on Tor
0.3.5.3-alpha )
Oct 20 04:12:55.000 [warn] Bug: /usr/bin/tor(_start+0x2a)
[0x561eb623a3ea] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] tor_bug_occurred_(): Bug:
src/core/mainloop/mainloop.c:1022: conn_close_if_marked: Non-fatal
assertion !(connection_is_reading(conn)) failed. (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: Non-fatal assertion
!(connection_is_reading(conn)) failed in conn_close_if_marked at
src/core/mainloop/mainloop.c:1022. Stack trace: (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(log_backtrace_impl+0x46)
[0x561eb63d4636] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(tor_bug_occurred_+0xc0)
[0x561eb63cfd30] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(+0x68d25)
[0x561eb624dd25] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /lib64/libevent-2.1.so.6(+0x235b1)
[0x7ff1c8dcf5b1] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug:
/lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7ff1c8dcfd47] (on Tor
0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(do_main_loop+0xb0)
[0x561eb624f780] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(tor_run_main+0x147f)
[0x561eb623d56f] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(tor_main+0x3a)
[0x561eb623a7da] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(main+0x19)
[0x561eb623a399] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug:
/lib64/libc.so.6(__libc_start_main+0xeb) [0x7ff1c734d11b] (on Tor
0.3.5.3-alpha )
Oct 20 04:13:13.000 [warn] Bug: /usr/bin/tor(_start+0x2a)
[0x561eb623a3ea] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] tor_bug_occurred_(): Bug:
src/core/mainloop/mainloop.c:1022: conn_close_if_marked: Non-fatal
assertion !(connection_is_reading(conn)) failed. (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: Non-fatal assertion
!(connection_is_reading(conn)) failed in conn_close_if_marked at
src/core/mainloop/mainloop.c:1022. Stack trace: (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(log_backtrace_impl+0x46)
[0x561eb63d4636] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(tor_bug_occurred_+0xc0)
[0x561eb63cfd30] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(+0x68d25)
[0x561eb624dd25] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /lib64/libevent-2.1.so.6(+0x235b1)
[0x7ff1c8dcf5b1] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug:
/lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7ff1c8dcfd47] (on Tor
0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(do_main_loop+0xb0)
[0x561eb624f780] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(tor_run_main+0x147f)
[0x561eb623d56f] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(tor_main+0x3a)
[0x561eb623a7da] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(main+0x19)
[0x561eb623a399] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug:
/lib64/libc.so.6(__libc_start_main+0xeb) [0x7ff1c734d11b] (on Tor
0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(_start+0x2a)
[0x561eb623a3ea] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] tor_bug_occurred_(): Bug:
src/core/mainloop/mainloop.c:1022: conn_close_if_marked: Non-fatal
assertion !(connection_is_reading(conn)) failed. (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: Non-fatal assertion
!(connection_is_reading(conn)) failed in conn_close_if_marked at
src/core/mainloop/mainloop.c:1022. Stack trace: (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(log_backtrace_impl+0x46)
[0x561eb63d4636] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(tor_bug_occurred_+0xc0)
[0x561eb63cfd30] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(+0x68d25)
[0x561eb624dd25] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /lib64/libevent-2.1.so.6(+0x235b1)
[0x7ff1c8dcf5b1] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug:
/lib64/libevent-2.1.so.6(event_base_loop+0x537) [0x7ff1c8dcfd47] (on Tor
0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(do_main_loop+0xb0)
[0x561eb624f780] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(tor_run_main+0x147f)
[0x561eb623d56f] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(tor_main+0x3a)
[0x561eb623a7da] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(main+0x19)
[0x561eb623a399] (on Tor 0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug:
/lib64/libc.so.6(__libc_start_main+0xeb) [0x7ff1c734d11b] (on Tor
0.3.5.3-alpha )
Oct 20 04:13:14.000 [warn] Bug: /usr/bin/tor(_start+0x2a)
[0x561eb623a3ea] (on Tor 0.3.5.3-alpha )
Oct 20 04:15:03.000 [notice] New control connection opened from 127.0.0.1.
Oct 20 04:20:03.000 [notice] New control connection opened from 127.0.0.1.
Oct 20 04:25:03.000 [notice] New control connection opened from 127.0.0.1.
}}}
(...)
{{{
Oct 20 04:58:54.000 [notice] Heartbeat: Tor's uptime is 18:00 hours, with
595 circuits open. I've sent 16.60 GB and received 16.56 GB.
Oct 20 04:58:54.000 [notice] Heartbeat: Accounting enabled. Sent: 15.51
GB, Received: 15.47 GB, Used: 15.52 GB / 99.00 GB, Rule: max. The current
accounting interval ends on 2018-10-20 12:21:00, in 7:22 hours.
Oct 20 04:58:54.000 [notice] Circuit handshake stats since last time:
1138/1138 TAP, 21372/21372 NTor.
Oct 20 04:58:54.000 [notice] Since startup, we have initiated 0 v1
connections, 0 v2 connections, 0 v3 connections, and 4988 v4 connections;
and received 0 v1 connections, 298 v2 connections, 560 v3 connections, and
6409 v4 connections.
Oct 20 04:58:54.000 [notice] DoS mitigation since startup: 0 circuits
killed with too many cells. 0 circuits rejected, 0 marked addresses. 0
connections closed. 224 single hop clients refused.
}}}
So what does this tell us?
Were we dealing with two issues? With one fixed now?
--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/27750#comment:19>
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