New Socket select tests failing on OS X, CentOS, openSUSE

[stephentoub]

CentOS:
http://dotnet-ci.cloudapp.net/job/dotnet_corefx_linux_centos71_debug_tst/157/console

20:09:40 terminate called after throwing an instance of 'PAL_SEHException'
20:09:40 ./run-test.sh: line 130: 59310 Aborted                 ./corerun xunit.console.netcore.exe $testDllName -xml testResults.xml -notrait category=failing -notrait category=OuterLoop -notrait category=$xunitOSCategory -notrait Benchmark=true
20:09:40 One or more tests failed while running tests from 'System.Net.Sockets.APMServer.Tests'.  Exit code 134.
20:09:41    System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Multiple_Mixed [FAIL]
20:09:41       Assert.Equal() Failure
20:09:41       Expected: 1
20:09:41       Actual:   0
20:09:41 terminate called after throwing an instance of 'PAL_SEHException'
20:09:41 ./run-test.sh: line 130: 59318 Aborted                 ./corerun xunit.console.netcore.exe $testDllName -xml testResults.xml -notrait category=failing -notrait category=OuterLoop -notrait category=$xunitOSCategory -notrait Benchmark=true
20:09:41 One or more tests failed while running tests from 'System.Net.Sockets.AsyncServer.Tests'.  Exit code 134.

openSUSE
http://dotnet-ci.cloudapp.net/job/dotnet_corefx_linux_opensuse132_debug_tst/188/console

20:15:57 terminate called after throwing an instance of 'PAL_SEHException'
20:15:57 ./run-test.sh: line 130:  2689 Aborted                 ./corerun xunit.console.netcore.exe $testDllName -xml testResults.xml -notrait category=failing -notrait category=OuterLoop -notrait category=$xunitOSCategory -notrait Benchmark=true
20:15:57 One or more tests failed while running tests from 'System.Net.Sockets.APMServer.Tests'.  Exit code 134.
20:15:57    System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Multiple_Mixed [FAIL]
20:15:57       System.Net.Sockets.SocketException : Unknown error -1
20:15:57 terminate called after throwing an instance of 'PAL_SEHException'
20:15:57 ./run-test.sh: line 130:  2688 Aborted                 ./corerun xunit.console.netcore.exe $testDllName -xml testResults.xml -notrait category=failing -notrait category=OuterLoop -notrait category=$xunitOSCategory -notrait Benchmark=true
20:15:57 One or more tests failed while running tests from 'System.Net.Sockets.AsyncServer.Tests'.  Exit code 134.

[stephentoub]

Also on OS X:
http://dotnet-ci.cloudapp.net/job/dotnet_corefx_mac_debug_tst/138/console

20:37:51    System.Net.Sockets.Tests.SelectAndPollTests.SelectRead_Multiple_Mixed [FAIL]
20:37:51       Assert.Equal() Failure
20:37:51       Expected: 1
20:37:51       Actual:   0
20:37:51       Stack Trace:
20:37:51             at System.Net.Sockets.Tests.SelectAndPollTests.SelectRead_Multiple_Mixed()
20:37:51    System.Net.Sockets.Tests.SelectAndPollTests.SelectRead_Single_Success [FAIL]
20:37:51       Assert.Equal() Failure
20:37:51       Expected: 1
20:37:51       Actual:   0
20:37:51       Stack Trace:
20:37:51             at System.Net.Sockets.Tests.SelectAndPollTests.SelectRead_Single_Success()
20:37:51    System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Multiple_Mixed [FAIL]
20:37:51       Assert.Equal() Failure
20:37:51       Expected: 1
20:37:51       Actual:   0
20:37:51       Stack Trace:
20:37:51             at System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Multiple_Mixed()
20:37:56 Finished:    System.Net.Sockets.Tests

and

20:38:17    System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Multiple_Mixed [FAIL]
20:38:17       Assert.Equal() Failure
20:38:17       Expected: 1
20:38:17       Actual:   0
20:38:17       Stack Trace:
20:38:17             at System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Multiple_Mixed()
20:38:17    System.Net.Sockets.Tests.SelectAndPollTests.SelectRead_Single_Success [FAIL]
20:38:17       Assert.Equal() Failure
20:38:17       Expected: 1
20:38:17       Actual:   0
20:38:17       Stack Trace:
20:38:17             at System.Net.Sockets.Tests.SelectAndPollTests.SelectRead_Single_Success()
20:38:17    System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Single_Success [FAIL]
20:38:17       Assert.Equal() Failure
20:38:17       Expected: 1
20:38:17       Actual:   0
20:38:17       Stack Trace:
20:38:17             at System.Net.Sockets.Tests.SelectAndPollTests.SelectWrite_Single_Success()
20:38:17    System.Net.Sockets.Tests.SelectAndPollTests.PollRead_Single_Success [FAIL]
20:38:17       Assert.True() Failure
20:38:17       Expected: True
20:38:17       Actual:   False
20:38:17       Stack Trace:
20:38:17             at System.Net.Sockets.Tests.SelectAndPollTests.PollRead_Single_Success()
20:38:17    System.Net.Sockets.Tests.SelectAndPollTests.PollWrite_Single_Success [FAIL]
20:38:17       Assert.True() Failure
20:38:17       Expected: True
20:38:17       Actual:   False
20:38:17       Stack Trace:
20:38:17             at System.Net.Sockets.Tests.SelectAndPollTests.PollWrite_Single_Success()
20:38:39 Finished:    System.Net.Sockets.AsyncServer.Tests