[   10.897919][  T117] su (117) used greatest stack depth: 24072 bytes left
[   10.897940][  T117] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[   10.897942][  T117] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 117, name: su
[   10.897944][  T117] preempt_count: 2, expected: 0
[   10.897945][  T117] RCU nest depth: 0, expected: 0
[   10.897946][  T117] locks held by su/117: 5, last CPU#3:
[   10.897948][  T117]  #0: ffffffff98a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0
[   10.897960][  T117]  #1: ffffffff98b7ddc0 (console_lock){+.+.}-{0:0}, at: vpr