lisa@linux:/tmp/.sys> ./uselib24

[+] SLAB cleanup
    child 1 VMAs 127
[+] moved stack bfffe000, task_size=0xc0000000, map_base=0xbf800000
[+] vmalloc area 0xff400000 - 0xffffd000
    Wait... |--> prepare_slab(), 255Mb

[-] FAILED: try again (Cannot allocate memory)
Killed
lisa@linux:/tmp/.sys>