On Wed, Jan 13, 2021 at 6:25 PM Vlastimil Babka wrote:
>
> On 1/13/21 5:03 PM, Andrey Konovalov wrote:
> > A few places where SLUB accesses object's data or metadata were missed in
> > a previous patch. This leads to false positives with hardware tag-based
> > KASAN when bulk allocations are used
On 1/13/21 5:03 PM, Andrey Konovalov wrote:
> A few places where SLUB accesses object's data or metadata were missed in
> a previous patch. This leads to false positives with hardware tag-based
> KASAN when bulk allocations are used with init_on_alloc/free.
>
> Fix the false-positives by resetting
A few places where SLUB accesses object's data or metadata were missed in
a previous patch. This leads to false positives with hardware tag-based
KASAN when bulk allocations are used with init_on_alloc/free.
Fix the false-positives by resetting pointer tags during these accesses.
Link:
https://l
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