prctl$PR_SET_MM(0x23, 0x5, &(0x7f0000000000/0x1000)=nil)
pkey_mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x0, 0xffffffffffffffff)
pkey_mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0xc, 0xffffffffffffffff)