on 30/03/2014 21:43 Idwer Vollering said the following: > Unread portion of the kernel message buffer: > spin lock 0xffffffff814fa030 (smp rendezvous) held by > 0xfffff8000fb42920 (tid 100428) too long Please note the tid and obtain a stack trace for that thread. You can switch to the thread using 'tid' command in kgdb. -- Andriy Gapon