[    9.832616][  T110] su (110) used greatest stack depth: 24296 bytes left
[    9.832633][  T110] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[    9.832635][  T110] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 110, name: su
[    9.832637][  T110] preempt_count: 2, expected: 0
[    9.832638][  T110] RCU nest depth: 0, expected: 0
[    9.832639][  T110] INFO: lockdep is turned off.
[    9.832640][  T110] irq event stamp: 0
[    9.832641][  T110] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[    9.832646][  T110] hardirqs last disabled at (0): [<ffffffff8f5a848d>] copy_process+0x1ccd/0x6240
[    9.832652][  T110] softirqs last  enabled at (0): [<ffffffff8f5a84e1>] copy_process+0x1d21/0x6240
[    9.832654][  T110] softirqs last disabled at (0): [<0000000000000000>] 0x0
[    9.832655][  T110] Preemption disabled at: