[  389.019652][  T109] su (109) used greatest stack depth: 23408 bytes left
[  389.019670][  T109] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[  389.019672][  T109] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 109, name: su