From: Ingo Molnar <mingo@kernel.org>
To: Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Linux List Kernel Mailing <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@redhat.com>
Subject: Re: BUG: KASAN: slab-use-after-free in reweight_entity+0x8d4
Date: Sat, 21 Oct 2023 17:02:13 +0200 [thread overview]
Message-ID: <ZTPn9VztOvvux3oD@gmail.com> (raw)
In-Reply-To: <CABXGCsNMFZHXvtN7uAmjUPewfAcgD038rMhkruQCD8kqS3cXaA@mail.gmail.com>
* Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com> wrote:
> Hi,
> I caught one slab-use-after-free durung release cycle 6.6 rc6 and it
> looks like it will not easily reproduce again.
> I tried rebooting and repeating all my actions but slab-use-after-free
> did not happen again.
>
> What we know:
>
> 1) backtrace:
>
> [ 336.215839] BUG: KASAN: slab-use-after-free in reweight_entity+0x8d4/0xa50
> [ 336.215846] Read of size 8 at addr ffff88812d1a80b0 by task
> fossilize_repla/10552
I think it might be the bug fixed via:
d2929762cc3f ("sched/eevdf: Fix heap corruption more")
Thanks,
Ingo
prev parent reply other threads:[~2023-10-21 15:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-21 12:26 BUG: KASAN: slab-use-after-free in reweight_entity+0x8d4 Mikhail Gavrilov
2023-10-21 15:02 ` Ingo Molnar [this message]
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