Re: [PATCH] fork: reset pointer tag of vmapped thread stack before vfree
From: David Hildenbrand (Arm)
Date: Fri Aug 07 2026 - 07:21:11 EST
On 8/7/26 12:41, sparkhuang wrote:
> On 2026-08-07 9:27 UTC, David wrote:
>> Were you able to reproduce this more than once?
>
> Still trying to reproduce it. So far it has only occurred this once.
Oh, and if it is about CONFIG_KASAN_STACK, I think you need a very deep stack to
set all the tags -- IIUC. Maybe that's what would trigger it easier.
--
Cheers,
David