Bug #15729: OpenSSL::SSL::SSLSocket#connect randomly hangs

• Status: Closed
• Assignee: ko1 (Koichi Sasada)
• Target version: -
• ruby -v: ruby 2.7.0dev (2019-03-26 trunk 67344) [x86_64-linux]
• Backport: 2.4: UNKNOWN, 2.5: UNKNOWN, 2.6: UNKNOWN
• Tags: core, thread, openssl

[k0kubun (Takashi Kokubun)]

In a test like test/drb/ut_drb_drbssl.rb, ossl_ssl_connect (OpenSSL::SSL::SSLSocket#connect) sleeps in rb_wait_for_single_fd and sometimes it's never waken up.
I think it's related to timer thread elimination in Ruby 2.6 and so I suspect this issue exists in Ruby 2.6.

Backtrace dump: http://ci.rvm.jp/results/trunk-asserts@silicon-docker/1888234

[k0kubun (Takashi Kokubun)]

• Assignee changed from normalperson (Eric Wong) to ko1 (Koichi Sasada)

[hsbt (Hiroshi SHIBATA)]

• Tags set to core, thread, openssl

[k0kubun (Takashi Kokubun)]

• Status changed from Open to Closed