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Re: [PATCH v3 0/4] x86/pvh: fix unbootable VMs again (PVH + KASAN)
- To: Thomas Gleixner <tglx@xxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, x86@xxxxxxxxxx, "H. Peter Anvin" <hpa@xxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Alexey Dobriyan <adobriyan@xxxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
- From: Mauricio Faria de Oliveira <mfo@xxxxxxxxxx>
- Date: Tue, 26 May 2026 12:11:51 -0300
- Authentication-results: eu.smtp.expurgate.cloud; dkim=pass header.s=20170329 header.d=igalia.com header.i="@igalia.com" header.h="Content-Transfer-Encoding:Content-Type:Message-ID:References:In-Reply-To:Subject:Cc:To:From:Date:MIME-Version"
- Cc: kernel-dev@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, kernel test robot <lkp@xxxxxxxxx>
- Delivery-date: Tue, 26 May 2026 15:12:12 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 2026-05-20 18:12, Mauricio Faria de Oliveira wrote:
> The issue of unbootable VMs with CONFIG_PVH due to CONFIG_KASAN is back.
>
> Booting directly from vmlinux (instead of bzImage) now fails with gcc-14/15
> (but works with gcc-12/13) if CONFIG_KASAN_GENERIC is set, on Ubuntu 25.10.
v4:
https://lore.kernel.org/all/20260526-pvh-kasan-inline-v4-0-a310e6a25ecd@xxxxxxxxxx
--
Mauricio
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