linux-kernel - Re: [PATCH v2] arm64: kernel: initialize missing kexec

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Message-ID: <176764846370.1457992.3931677360070887996.b4-ty@kernel.org>
Date: Mon,  5 Jan 2026 22:58:29 +0000
From: Will Deacon <will@...nel.org>
To: akpm@...ux-foundation.org,
	pjw@...nel.org,
	leitao@...ian.org,
	catalin.marinas@....com,
	mark.rutland@....com,
	coxu@...hat.com,
	Yeoreum Yun <yeoreum.yun@....com>
Cc: kernel-team@...roid.com,
	Will Deacon <will@...nel.org>,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Subject: Re: [PATCH v2] arm64: kernel: initialize missing kexec_buf->random field

On Mon, 01 Dec 2025 10:51:18 +0000, Yeoreum Yun wrote:
> Commit bf454ec31add ("kexec_file: allow to place kexec_buf randomly")
> introduced the kexec_buf->random field to enable random placement of
> kexec_buf.
> 
> However, this field was never properly initialized for kexec images
> that do not need to be placed randomly, leading to the following UBSAN
> warning:
> 
> [...]

Applied to arm64 (for-next/misc), thanks!

[1/1] arm64: kernel: initialize missing kexec_buf->random field
      https://git.kernel.org/arm64/c/15dd20dda979

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev