linux-kernel - Re: [PATCH v6 00/18] kasan: x86: arm64: KASAN tag-based mode for x86

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Message-Id: <20251029161310.61308a6b61b1423feb655d2a@linux-foundation.org>
Date: Wed, 29 Oct 2025 16:13:10 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Maciej Wieczor-Retman <m.wieczorretman@...me>, xin@...or.com,
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Subject: Re: [PATCH v6 00/18] kasan: x86: arm64: KASAN tag-based mode for
 x86

On Wed, 29 Oct 2025 15:08:06 -0700 Andrew Morton <akpm@...ux-foundation.org> wrote:

> However patches 1&2 are fixes that have cc:stable.  It's best to
> separate these out from the overall add-a-feature series please - their
> path-to-mainline will be quite different.
> 
> I grabbed just those two patches for some testing,

x86_64 allmodconfig:

/opt/crosstool/gcc-13.2.0-nolibc/x86_64-linux/bin/x86_64-linux-ld: vmlinux.o: in function `pcpu_get_vm_areas':
(.text+0x101cc0f): undefined reference to `__kasan_unpoison_vmap_areas'