image not show on mobile browser after resizing

[shen-xianpeng]

this is the original image:
https://o9kwm2s9v.qnssl.com/production/test/iLXVN20170203114422.png

after resizing it to 1024, image not show on mobile browser:
https://ohe31mpy9.qnssl.com/test/test/FcvCj20170203114515.png

i changed nfnt to https://github.com/gographics/imagick, resizing works well. so whats the problem with nfnt, could someone help me?

[unixpickle]

Could you post code that reproduces the issue? Preferable provide an image that causes the failure as well.