unhandled level 2 translation fault(11)

每次用runtime跑到第二十帧左右会固定报这个错，然后下面会打印这些信息：
CPU: 2 PID: 1490 Comm: Denoise_MPP_Pro Tainted: P           O    4.9.37 #1
Hardware name: Hisilicon HI3559AV100 DEMO Board (DT)
task: ffffffc021e1b000 task.stack: ffffffc020df0000
PC is at 0x41036c
LR is at 0x410338
pc : [<000000000041036c>] lr : [<0000000000410338>] pstate: 60000000
sp : 0000007f6bffe920
x29: 0000007f6bffe920 x28: 00000000004930f0
x27: 00000000004930f8  x26: 00000000004aa4a0
x25: 0000000000491000 x24: 0000000000490000
x23: 0000000000492000 x22: 0000000000490000
x21: 0000000000000320 x20: 0000000000000016
x19: 0000000000000016 x18: 0000000000000000
x17: 0000007f7dc66580 x16: 0000000000000000
x15: 0000000000000000 x14: 0000000000000000
x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000020 x10: 0000000000000000
x9 : ffffff80ffffffc8 x8 : 0000000000000040
x7 : 0000000000000000 x6 : 0000007f6bffe10c
x5 : 0000000000000000 x4 : 0000000000492ff8
x3 : 0000000000000208 x2 : 0000000000084000
x1 : 00000000039bec74
不知道是为什么。