linux-linaro-tracking builds failed

linux-linaro-tracking builds are failing with the following since yesterday evening
Started by upstream project "Trigger_linux-linaro-tracking_builds" build number 5
Building remotely on i-750f4911
Checkout:linux-linaro-tracking_origen-exynos4 / /mnt/ci_build/workspace/linux-linaro-tracking_origen-exynos4 - hudson.remoting.Channel@1e7f95c:i-750f4911
Using strategy: Default
Last Built Revision: Revision 9672e7bd2b8f56be3157587a98ea3a0ab782f797 (origin/linux-linaro)
Checkout:linux-linaro-tracking_origen-exynos4 / /mnt/ci_build/workspace/linux-linaro-tracking_origen-exynos4 - hudson.remoting.LocalChannel@61556234
Fetching changes from 1 remote Git repository
Fetching upstream changes from http://git.linaro.org/git-ro/kernel/linux-linaro-tracking.git
Commencing build of Revision 9672e7bd2b8f56be3157587a98ea3a0ab782f797 (origin/linux-linaro)
FATAL: hudson.remoting.RequestAbortedException: hudson.remoting.Channel$OrderlyShutdown
hudson.remoting.RequestAbortedException: hudson.remoting.RequestAbortedException: hudson.remoting.Channel$OrderlyShutdown
 at hudson.remoting.Request.call(Request.java:149)
 at hudson.remoting.Channel.call(Channel.java:667)
 at hudson.FilePath.act(FilePath.java:747)
 at hudson.FilePath.act(FilePath.java:740)
 at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1220)
 at hudson.model.AbstractProject.checkout(AbstractProject.java:1184)
 at hudson.model.AbstractBuild$AbstractRunner.checkout(AbstractBuild.java:537)
 at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:425)
 at hudson.model.Run.run(Run.java:1376)
 at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
 at hudson.model.ResourceController.execute(ResourceController.java:88)
 at hudson.model.Executor.run(Executor.java:175)
Caused by: hudson.remoting.RequestAbortedException: hudson.remoting.Channel$OrderlyShutdown
 at hudson.remoting.Request.abort(Request.java:273)
 at hudson.remoting.Channel.terminate(Channel.java:718)
 at hudson.remoting.Channel$CloseCommand.execute(Channel.java:812)
 at hudson.remoting.Channel$ReaderThread.run(Channel.java:1048)
Caused by: hudson.remoting.Channel$OrderlyShutdown
 ... 2 more
Caused by: Command close created at
 at hudson.remoting.Command.<init>(Command.java:62)
 at hudson.remoting.Command.<init>(Command.java:47)
 at hudson.remoting.Channel$CloseCommand.<init>(Channel.java:808)
 at hudson.remoting.Channel$CloseCommand.<init>(Channel.java:808)
 at hudson.remoting.Channel.close(Channel.java:853)
 at hudson.slaves.ChannelPinger$1.onDead(ChannelPinger.java:112)
 at hudson.remoting.PingThread.ping(PingThread.java:107)
 at hudson.remoting.PingThread.run(PingThread.java:81)