Re: perf: fuzzer KASAN: global-out-of-bounds in match_token
From: Alexander Shishkin
Date: Fri Nov 18 2016 - 06:40:59 EST
Vince Weaver <vincent.weaver@xxxxxxxxx> writes:
> On Thu, 17 Nov 2016, Vince Weaver wrote:
>> On Thu, 17 Nov 2016, Vince Weaver wrote:
>> > >
>> > > [ 911.507365] ==================================================================
>> > > [ 911.514824] BUG: KASAN: global-out-of-bounds in match_token+0x268/0x310 at addr ffffffffb14ad058
>> > > [ 911.523912] Read of size 8 by task perf_fuzzer/20662
>> > > [ 911.528945] Address belongs to variable if_tokens+0x78/0xa0
> I managed to create a short reproducer that reliably causes the issue on
> my skylake test machine.
Thanks a bunch, and ugh, this is embarrassing.