linux-kernel - Re: [PATCH 0/3] kexec: Fix invalid field access

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Message-Id: 
 <175807681600.1444719.17902386827099362069.git-patchwork-notify@kernel.org>
Date: Wed, 17 Sep 2025 02:40:16 +0000
From: patchwork-bot+linux-riscv@...nel.org
To: Breno Leitao <leitao@...ian.org>
Cc: linux-riscv@...ts.infradead.org, catalin.marinas@....com, will@...nel.org,
 akpm@...ux-foundation.org, bhe@...hat.com, coxu@...hat.com,
 paul.walmsley@...ive.com, palmer@...belt.com, aou@...s.berkeley.edu,
 alex@...ti.fr, hca@...ux.ibm.com, gor@...ux.ibm.com, agordeev@...ux.ibm.com,
 borntraeger@...ux.ibm.com, svens@...ux.ibm.com,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 linux-s390@...r.kernel.org, kernel-team@...a.com
Subject: Re: [PATCH 0/3] kexec: Fix invalid field access

Hello:

This series was applied to riscv/linux.git (for-next)
by Paul Walmsley <pjw@...nel.org>:

On Wed, 27 Aug 2025 03:42:20 -0700 you wrote:
> The kexec_buf structure was previously declared without initialization.
> commit bf454ec31add ("kexec_file: allow to place kexec_buf randomly")
> added a field that is always read but not consistently populated by all
> architectures. This un-initialized field will contain garbage.
> 
> This is also triggering a UBSAN warning when the uninitialized data was
> accessed:
> 
> [...]

Here is the summary with links:
  - [1/3] arm64: kexec: Initialize kexec_buf struct in load_other_segments()
    (no matching commit)
  - [2/3] riscv: kexec: Initialize kexec_buf struct
    https://git.kernel.org/riscv/c/95c54cd9c769
  - [3/3] s390: kexec: Initialize kexec_buf struct
    (no matching commit)

You are awesome, thank you!
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