Cygwin 3.4.3 and 3.5.0... hangs in make, top, procps, ls /proc/PID/...

[Jeremy Drake]

On Sat, 31 Dec 2022, Brian Inglis wrote:

> was also getting the messages below locally and still on GitHub scallywag:
>
> 	cygcheck (6936) child_copy: cygheap read copy failed,
>
> ../curl/scallywag/1_x86_64  build.log:2022-12-26T00:39:35.6163236Z       0
> [main] cygcheck (6936) child_copy: cygheap read copy failed, 0x0..0x80003B5F0,
> done 0, windows pid 6936, Win32 error 299
> ../curl/scallywag/1_x86_64  build.log:2022-12-26T00:48:03.4525278Z       0
> [main] cygcheck (568) child_copy: cygheap read copy failed, 0x0..0x80003BA48,
> done 0, windows pid 568, Win32 error 299
> ../dialog/scallywag/1_x86_64  build.log:2022-12-31T18:42:37.0939902Z       0
> [main] cygcheck (6992) child_copy: cygheap read copy failed, 0x0..0x80003CB38,
> done 0, windows pid 6992, Win32 error 299


This feels ASLR related.  Maybe try what Corinna suggested in
https://cygwin.com/pipermail/cygwin/2022-December/252720.html for a
similar error in Docker?

> Try this:
>
>   cp /bin/cygwin1.dll ~/docker-cygwin1.dll
>   peflags -d0 ~/docker-cygwin1.dll
>
> Then copy that DLL over to /bin/cygwin1.dll in your docker image
> and try again.

Though of course disregard 'docker' there.