Bug #10580
TestProcess#test_deadlock_by_signal_at_forking fails on ARM
Description
Testing with Fedora Rawhide:
1) Error: TestProcess#test_deadlock_by_signal_at_forking: Timeout::Error: execution of assert_separately expired /builddir/build/BUILD/ruby-2.2.0-r48741/test/ruby/test_process.rb:1921:in `test_deadlock_by_signal_at_forking'
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