mmap$IORING_OFF_SQ_RING(&(0x7f0000400000/0xc00000)=nil, 0xc00000, 0x0, 0x10031, 0xffffffffffffffff, 0x0)
get_mempolicy(0x0, 0x0, 0x0, &(0x7f000041f000/0x3000)=nil, 0x2)