Bug #14961: Segfault when running RSpec / Capybara / Rails

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: 2.5.1
• Backport: 2.3: UNKNOWN, 2.4: UNKNOWN, 2.5: UNKNOWN

[robear (Robert Wiegmann)]

After upgrading to 2.5.1, we consistently see a segfault when running RSpec + Capybara against a Rails application.

[nobu (Nobuyoshi Nakada)]

• Status changed from Open to Feedback

No clue other than that it crashed in this thread.

Thread 5 Crashed:: server.rb:286
0   libsystem_kernel.dylib        	0x00007fffa8689d42 __pthread_kill + 10
1   libsystem_pthread.dylib       	0x00007fffa8777457 pthread_kill + 90
2   libsystem_c.dylib             	0x00007fffa85ef420 abort + 129
3   ruby                          	0x000000010cfacd69 die + 9
4   ruby                          	0x000000010cfacfa8 rb_bug_context + 568
5   ruby                          	0x000000010d09ae31 sigsegv + 81
6   libsystem_platform.dylib      	0x00007fffa876ab3a _sigtramp + 26
7   ???                           	0x00007fb7a130c068 0 + 140426660069480

Could you show the error message at that time?

[normalperson (Eric Wong)]

[e-mail] wrote:

https://bugs.ruby-lang.org/issues/14961

queue_sleep. Is that combined with fork? Could be [Bug #14634]
(fixed in trunk, not in 2.5 branch, yet).

[jeremyevans0 (Jeremy Evans)]

• Status changed from Feedback to Closed