From: Kees Cook <kees@kernel.org>
To: Tony Luck <tony.luck@intel.com>,
"Guilherme G. Piccoli" <gpiccoli@igalia.com>,
linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org,
Steven Rostedt <rostedt@goodmis.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
linux-trace-kernel@vger.kernel.org,
Andrey Skvortsov <andrej.skvortzov@gmail.com>
Cc: Kees Cook <kees@kernel.org>
Subject: Re: [PATCH] pstore: fix ftrace dump, when ECC is enabled
Date: Thu, 19 Feb 2026 10:39:47 -0800 [thread overview]
Message-ID: <177152638326.270874.15229340696077365324.b4-ty@kernel.org> (raw)
In-Reply-To: <20260215185156.317394-1-andrej.skvortzov@gmail.com>
On Sun, 15 Feb 2026 21:51:55 +0300, Andrey Skvortsov wrote:
> total_size is sum of record->size and record->ecc_notice_size (ECC: No
> errors detected). When ECC is not used, then there is no problem.
> When ECC is enabled, then ftrace dump is decoded incorrectly after
> restart.
>
> First this affects starting offset calculation, that breaks
> reading of all ftrace records.
>
> [...]
Applied to for-next/pstore, thanks!
[1/1] pstore: fix ftrace dump, when ECC is enabled
https://git.kernel.org/kees/c/07b7ece8aca0
Take care,
--
Kees Cook
prev parent reply other threads:[~2026-02-19 18:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-15 18:51 [PATCH] pstore: fix ftrace dump, when ECC is enabled Andrey Skvortsov
2026-02-18 19:42 ` Guilherme G. Piccoli
2026-02-19 18:39 ` Kees Cook [this message]
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