[   22.828858][  T119] su (119) used greatest stack depth: 23904 bytes left
[   22.828875][  T119] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[   22.828878][  T119] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 119, name: su
[   22.828879][  T119] preempt_count: 2, expected: 0