On Sun, 21 May 2017, Corentin Labbe wrote: > Since linux-next-20170517 at least I got the following DEADLOCK warning: > [ 4.311614] ============================================ > [ 4.316919] WARNING: possible recursive locking detected > [ 4.322227] 4.12.0-rc1-next-20170517+ #273 Not tainted > [ 4.327360] -------------------------------------------- > [ 4.332665] swapper/0/1 is trying to acquire lock: > [ 4.337451] (cpu_hotplug_lock.rw_sem){++++++}, at: [<c01cc998>] stop_machine+0x1c/0x3c The offending commit has been removed from -next. We are working on a replacement. Thanks, tglx