[   10.007949][  T112] su (112) used greatest stack depth: 24104 bytes left
[   10.007970][  T112] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[   10.007972][  T112] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 112, name: su
[   10.007973][  T112] preempt_count: 2, expected: 0
[   10.007974][  T112] RCU nest depth: 0, expected: 0
[   10.007975][  T112] locks held by su/112: 5, last CPU#0:
[   10.007977][  T112]  #0: ffffffffbc602f58 (low_water_lock){+.