test: Try to fetch wrong values in buffer.
test: Try to fetch wrong values in buffer.

Reviewed-by: Andreas Schneider <5be00ddc76278cf6077f5047ca3384a88460c671@cryptomilk.org>

bigcat26/libssh-mod,Distrotech/libssh,Distrotech/libssh,DouglasHeriot/libssh,robxu9/libssh,jt1/honeypot-libssh,kedazo/libssh,taikoo/libssh,kedazo/libssh,wangshawn/libssh,elastichosts/libssh,taikoo/libssh,mwgoldsmith/libssh,Distrotech/libssh,robxu9/libssh,bigcat26/libssh-mod,mwgoldsmith/ssh,mwgoldsmith/libssh,Distrotech/libssh,mwgoldsmith/libssh,robxu9/libssh,taikoo/libssh,elastichosts/libssh,sebadoom/libssh,pouete/libssh,nviennot/libssh,DouglasHeriot/libssh,sebadoom/libssh,pouete/libssh,kedazo/libssh,sebadoom/libssh,mwgoldsmith/ssh,pouete/libssh,sebadoom/libssh,DouglasHeriot/libssh,jt1/honeypot-libssh,mwgoldsmith/ssh,jt1/honeypot-libssh,wangshawn/libssh,robxu9/libssh,taikoo/libssh,nviennot/libssh,wangshawn/libssh,bigcat26/libssh-mod,wangshawn/libssh,mwgoldsmith/libssh,elastichosts/libssh,DouglasHeriot/libssh,mwgoldsmith/ssh,kedazo/libssh,nviennot/libssh,nviennot/libssh,pouete/libssh,jt1/honeypot-libssh,bigcat26/libssh-mod