madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x66)
pkey_mprotect(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0xffffffffffffffff)
munmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000)