From: Eric Wong <normalperson@...>
Date: 2018-08-31T06:23:05+00:00
Subject: [ruby-core:88774] Re: [ruby-alerts:8955] failure alert on	trunk@P895 (NG (r64594))

ko1c-failure@atdot.net wrote:
> Alert on trunk@P895
> rsult : NG (r64594)
> detail: https://gist.github.com/8f37053e3967d81e95e80051d026fa9f

> [BUG] pthread_mutex_unlock: Invalid argument (EINVAL)
> ruby 2.6.0dev (2018-08-31 trunk 64594) [x86_64-linux]

I haven't seen this one before...

Really good passing rate on P895 lately, too:
http://ci.rvm.jp/results/trunk@P895/

Any machine faults in dmesg?  Please tell me all CI machines
use ECC memory (Raspberry Pi excepted :)

> -- C level backtrace information -------------------------------------------
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(rb_vm_bugreport+0xc1c) [0x7f430b7572cc] /home/ko1/ruby/src/trunk/vm_dump.c:704
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(rb_bug+0xd3) [0x7f430b5bff93] /home/ko1/ruby/src/trunk/error.c:595
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(rb_bug_errno+0x3a) [0x7f430b5c00ca] /home/ko1/ruby/src/trunk/error.c:624
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(rb_threadptr_interrupt+0x69) [0x7f430b7069e9] /home/ko1/ruby/src/trunk/thread_pthread.c:401
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(ruby_waitpid_all+0x49) [0x7f430b678259] /home/ko1/ruby/src/trunk/process.c:942
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(check_signals_nogvl+0xf2) [0x7f430b705f02] /home/ko1/ruby/src/trunk/thread.c:4280
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(rb_sigwait_sleep+0x461) [0x7f430b7071c1] /home/ko1/ruby/src/trunk/thread_pthread.c:1956
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(native_sleep.constprop.79+0xe0) [0x7f430b707f50] /home/ko1/ruby/src/trunk/thread_pthread.c:2038
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(thread_join_sleep+0x14e) [0x7f430b70bd3e] /home/ko1/ruby/src/trunk/thread.c:948
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(rb_ensure+0xc6) [0x7f430b5c9fd6] /home/ko1/ruby/src/trunk/eval.c:1052
> /home/ko1/ruby/build/trunk/libruby.so.2.6.0(thread_value+0x92) [0x7f430b704d22] /home/ko1/ruby/src/trunk/thread.c:993

> * Loaded script:
>  TestOpen3#test_capture3

> http://ci.rvm.jp/results/trunk@P895/1273335

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