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Date: Fri, 20 Jan 2023 13:26:20 +0100
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Subject: Re: Error: child_copy: cygheap read copy failed.
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From: Corinna Vinschen via Cygwin <cygwin AT cygwin DOT com>
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On Jan 20 21:18, Takashi Yano via Cygwin wrote:
> On Fri, 20 Jan 2023 12:30:29 +0100
> Corinna Vinschen wrote:
> > Also, your ffplay executable isn't high-entropy-VA enabled, by any
> > chance?
> 
> I'm sorry, but the high-entropy-va is ebabled.
> 
> $ peflags -v /usr/bin/ff{mpeg,probe,play}
> /usr/bin/ffmpeg: coff(0x022e[+executable_image,+line_nums_stripped,+local_syms_stripped,+bigaddr,+sepdbg]) pe(0x8160[+high-entropy-va,+dynamicbase,+nxcompat,+tsaware])
> /usr/bin/ffprobe: coff(0x022e[+executable_image,+line_nums_stripped,+local_syms_stripped,+bigaddr,+sepdbg]) pe(0x8160[+high-entropy-va,+dynamicbase,+nxcompat,+tsaware])
> /usr/bin/ffplay: coff(0x022e[+executable_image,+line_nums_stripped,+local_syms_stripped,+bigaddr,+sepdbg]) pe(0x8160[+high-entropy-va,+dynamicbase,+nxcompat,+tsaware])

Btw., how did this happen?  The native Cygwin compiler/linker combo
usually doesn't set the dynamicbase and high-entropy-VA flags by
default...


Corinna

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