[FFmpeg-trac] #7418(undetermined:new): [ffmpeg-qsv][avc_encode] avc encode Segmentation fault on iHD driver.

[FFmpeg]

#7418: [ffmpeg-qsv][avc_encode]  avc encode Segmentation fault on iHD driver.
-------------------------------------+-------------------------------------
             Reporter:               |                     Type:  defect
  zhuqingliang                       |                 Priority:  normal
               Status:  new          |                  Version:
            Component:               |  unspecified
  undetermined                       |               Blocked By:
             Keywords:  qsv          |  Reproduced by developer:  0
  Segmentation fault                 |
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 environment:
 {{{
 FFMPEG-QSV      CFL     OS: ubuntu 17.04        kernel: 4.15.0
         KBL     OS: ubuntu 16.04        kernel: 4.14.0-rc1
         SKL     OS: ubuntu 16.04        kernel: 4.15.0

 libva   b6c50dad4d7d14c507108d9f468662e2d7ae1c4d
 https://github.com/01org/libva.git  ( master )
 iHD Driver      ed04556a6676fd77ff845508bc54bfc60915450c
 https://github.com/intel/media-driver
 libva-utils     9a10ad663349732decd668a426cfc349b0010d1d
 https://github.com/01org/libva-utils.git
 Mediasdk        7ea683585f0f84f1bea035a405855312c92c46c0
 https://github.com/Intel-Media-SDK/MediaSDK
 FFMPEG  56f68a099cc607658118e00cad30569103ae3751
 https://git.ffmpeg.org/ffmpeg.git
 }}}
 How to reproduce:
 {{{
 1.build env as above lists
 2.ffmpeg -hwaccel qsv -init_hw_device qsv=hw -filter_hw_device hw -v
 verbose -f rawvideo -video_size 1920x1080 -pix_fmt nv12 -i
 ./123_217frame_1920x1080_blue_sky.yuv -an -vf
 hwupload=extra_hw_frames=64,format=qsv -c:v h264_qsv -g 30 -bf 3 -refs 3
 -vframes 100 -vsync 0 -y ./H264e_multi_process_1920x1080P_3.h264
 3.error message:
 Segmentation fault (core dumped)
 }}}
 yuv file to large to upload

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Ticket URL: <https://trac.ffmpeg.org/ticket/7418>
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