Some more info is needed to guess what the problem
could be.
Debug your program when running under valgrind using
gdb + vgdb.
Compare the behaviour e.g. with gdb+vgdb between the non working
system and a working system
and/or compare the -v -v -v -d -d -d traces.
Philippe
On Tue, 2019-03-19
When I run a real program valgrind hangs on my redhat desktop, however I
can run on other systems with the same executable.
I ran
valgrind -v -v -v -d -d -d myprog.exe
and it spits out a lot of output and then sits there for many minutes,
I've let it sit for overnight and no progress.
I