[  418.985506][  T110] su (110) used greatest stack depth: 23776 bytes left
[  418.985525][  T110] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[  418.985527][  T110] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 110, name: su
[  418.985529][  T110] preempt_count: 2, expected: 0