[PATCH] eal/linux: clear asan after allocation and before prefaulting

Alex Michon amichon at kalrayinc.com
Tue Oct 22 17:37:47 CEST 2024


Hello David,

I ran some more tests and it turns out that this issue was already fixed by this commit:
4d8bdd8b56 malloc: fix ASan handling for unmapped memory

Sorry about the noise,
Alex
________________________________
From: David Marchand <david.marchand at redhat.com>
Sent: 08 October 2024 11:36
To: Alex Michon <amichon at kalrayinc.com>
Cc: Thomas Monjalon <thomas at monjalon.net>; Anatoly Burakov <anatoly.burakov at intel.com>; dev at dpdk.org <dev at dpdk.org>
Subject: Re: [PATCH] eal/linux: clear asan after allocation and before prefaulting

On Thu, Jul 25, 2024 at 9:25 AM Alex Michon <amichon at kalrayinc.com> wrote:
>
> Prefaulting may generate asan error.

I am a bit surprised of this fix.
Could you give details on how to reproduce this issue?


--
David Marchand







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