[   10.272889][  T117] su (117) used greatest stack depth: 24264 bytes left
[   10.272911][  T117] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[   10.272913][  T117] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 117, name: su
[   10.272915][  T117] preempt_count: 2, expected: 0
[   10.272915][  T117] RCU nest depth: 0, expected: 0
[   10.272916][  T117] INFO: lockdep is turned off.
[   10.272917][  T117] irq event stamp: 0