leezu commented on issue #18986:
URL: 
https://github.com/apache/incubator-mxnet/issues/18986#issuecomment-725084068


   
https://github.com/apache/incubator-mxnet/blob/a2b400c72e4069a2ee531a969fa874bef109a763/src/operator/image/image_random-inl.h#L836-L880
   
   ```
   (lldb) p sector
   (int) $8 = 6
   (lldb) p c_HlsSectorData[6]
   (const int [3]) $9 = ([0] = 2020422990, [1] = 846488942, [2] = 1765109871)
   ```
   
   ```
   * thread #1, name = 'python3.8', stop reason = signal SIGSEGV: invalid 
address (fault address: 0x0)
     * frame #0: 0x00007fff3adc8c54 
libmxnet.so`mxnet::op::image::HLS2RGBConvert(src_h=0x00007fffffff29f0, 
src_l=0x00007fffffff29ec, src_s=0x00007fffffff29e
   8, dst_r=0x00007fffffff29e4, dst_g=0x00007fffffff29e0, 
dst_b=0x00007fffffff29dc) at image_random-inl.h:877:9
       frame #1: 0x00007fff3adc8042 
libmxnet.so`mxnet::op::image::AdjustHueImpl(alpha=-0.0850340575, 
ctx=0x00007fffffff3030, inputs=size=1, req=size=1, outp
   uts=size=1) at image_random-inl.h:895:3
       frame #2: 0x00007fff3adc0783 
libmxnet.so`mxnet::op::image::RandomColorJitter(attrs=0x0000555556c5e7f0, 
ctx=0x00007fffffff3030, inputs=size=1, req=siz
   e=1, outputs=size=1) at image_random-inl.h:991:11
   ```


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