------------[ cut here ]------------
WARNING: CPU: 0 PID: 2086 at kernel/sched/core.c:7943 __might_sleep+0x149/0x1a0 kernel/sched/core.c:7938
do not call blocking ops when !TASK_RUNNING; state=1 set at [<ffffffff810ec8a3>] do_wait+0x333/0x950 kernel/exit.c:1587
Kernel panic - not syncing: panic_on_warn set ...

Shutting down cpus with NMI
Kernel Offset: disabled
Rebooting in 86400 seconds..