mlock(&(0x7f0000873000/0x4000)=nil, 0x4000)
pkey_mprotect(&(0x7f0000871000/0x4000)=nil, 0x4000, 0x0, 0xffffffffffffffff)
mprotect(&(0x7f0000876000/0x3000)=nil, 0x3000, 0x0)
munmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000)
munmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000)