[  110.124290][  T117] su (117) used greatest stack depth: 23552 bytes left
[  110.124310][  T117] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[  110.124313][  T117] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 117, name: su
[  110.124314][  T117] preempt_count: 2, expected: 0
[  110.124315][  T117] RCU nest depth: 0, expected: 0
[  110.124316][  T117] locks held by su/117: 5, last CPU#1:
[  110.124318][  T117]  #0: ffffffffae0167b8 (lo