On Fri, Apr 03, 2020 at 10:39:33PM +0000, Wei Yang wrote: > Did a run on 5.6 without my change. The output is > > [root@debug010000002015 radix-tree]# ./main > random seed 1585904186 > running tests > XArray: 21151201 of 21151201 tests passed > vvv Ignore these warnings > assertion failed at idr.c:269 > assertion failed at idr.c:206 > ^^^ Warnings over > IDA: 34980531 of 34980531 tests passed > tests completed > > Is these two assertion expected? That's the meaning of the vvv and ^^^ lines. Feel free to improve the output here if you can figure out a way to do it.