cleanup: dump -- Add warning on unexpected VMA
cleanup: dump -- Add warning on unexpected VMA

Instead of simply dropping this dead code, put
a warning here, just to be on a safe side.

Reported-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@parallels.com>
Signed-off-by: Cyrill Gorcunov <7a1ea01eee6961eb1e372e3508c2670446d086f4@gmail.com>

marcosnils/criu,svloyso/criu,ldu4/criu,tych0/criu,svloyso/criu,LK4D4/criu,eabatalov/criu,rentzsch/criu,sdgdsffdsfff/criu,LK4D4/criu,kawamuray/criu,rentzsch/criu,gonkulator/criu,gonkulator/criu,KKoukiou/criu-remote,wtf42/criu,rentzsch/criu,marcosnils/criu,rentzsch/criu,eabatalov/criu,wtf42/criu,ldu4/criu,gonkulator/criu,AuthenticEshkinKot/criu,svloyso/criu,fbocharov/criu,LK4D4/criu,svloyso/criu,tych0/criu,wtf42/criu,KKoukiou/criu-remote,fbocharov/criu,gablg1/criu,sdgdsffdsfff/criu,AuthenticEshkinKot/criu,AuthenticEshkinKot/criu,fbocharov/criu,biddyweb/criu,KKoukiou/criu-remote,gablg1/criu,eabatalov/criu,AuthenticEshkinKot/criu,efiop/criu,tych0/criu,gonkulator/criu,AuthenticEshkinKot/criu,wtf42/criu,sdgdsffdsfff/criu,svloyso/criu,LK4D4/criu,AuthenticEshkinKot/criu,marcosnils/criu,ldu4/criu,eabatalov/criu,gablg1/criu,sdgdsffdsfff/criu,ldu4/criu,svloyso/criu,biddyweb/criu,tych0/criu,biddyweb/criu,efiop/criu,fbocharov/criu,biddyweb/criu,gonkulator/criu,fbocharov/criu,ldu4/criu,tych0/criu,KKoukiou/criu-remote,LK4D4/criu,gonkulator/criu,kawamuray/criu,kawamuray/criu,gablg1/criu,eabatalov/criu,marcosnils/criu,wtf42/criu,marcosnils/criu,efiop/criu,kawamuray/criu,wtf42/criu,KKoukiou/criu-remote,gablg1/criu,tych0/criu,sdgdsffdsfff/criu,kawamuray/criu,efiop/criu,efiop/criu,sdgdsffdsfff/criu,KKoukiou/criu-remote,rentzsch/criu,ldu4/criu,gablg1/criu,biddyweb/criu,efiop/criu,biddyweb/criu,marcosnils/criu,eabatalov/criu,rentzsch/criu,LK4D4/criu,kawamuray/criu,fbocharov/criu