r0 = syz_open_procfs(0x0, &(0x7f0000000000)='ns\x00')
name_to_handle_at(r0, &(0x7f00000006c0)='./mnt\x00', &(0x7f0000000700)=@isofs={0x10}, &(0x7f0000000740), 0x1400)