r0 = syz_open_procfs(0x0, &(0x7f0000000080)='smaps\x00') pread64(r0, &(0x7f0000001100)=""/4095, 0xae3, 0x6800) ioctl$sock_SIOCSPGRP(0xffffffffffffffff, 0x8902, 0x0)