On Thu, May 03, 2018 at 10:20:38AM +0200, Krzysztof Kozlowski wrote: > Hi, > > On stable v4.14.40-rc1, commit below breaks kernel boot on ARMv7 board > (Odroid XU3 with Samsung Exynos5422, exynos_defconfig). The kernel > hangs on "Starting kernel ...". Full log: > http://www.krzk.eu/#/builders/1/builds/1897 > > The board boots from TFTP with NFS root (NFSv4). > > commit 449a8040a3b68a58131453b8f3dcfb411e85b1f5 > Author: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> > Date: Mon Jan 8 14:35:52 2018 -0800 > > rcu: Create RCU-specific workqueues with rescuers > > [ Upstream commit ad7c946b35ad455417fdd4bc0e17deda4011841b ] > Thanks for this info, I've now dropped this patch from 4.14.y and 4.16.y. greg k-h