From: Dave Martin <Dave.Martin@arm•com>
To: Kees Cook <kees@kernel•org>
Cc: linux-kernel@vger•kernel.org,
"David S. Miller" <davem@davemloft•net>,
"H. Peter Anvin" <hpa@zytor•com>,
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Subject: Re: [PATCH 00/23] binfmt_elf,arch/*: Use elf.h for coredump note names
Date: Tue, 15 Jul 2025 11:32:47 +0100 [thread overview]
Message-ID: <aHYuT0SxX65tAEp3@e133380.arm.com> (raw)
In-Reply-To: <175255782864.3413694.2008555655056311560.b4-ty@kernel.org>
On Mon, Jul 14, 2025 at 10:37:11PM -0700, Kees Cook wrote:
> On Tue, 01 Jul 2025 14:55:53 +0100, Dave Martin wrote:
> > This series aims to clean up an aspect of coredump generation:
> >
> > ELF coredumps contain a set of notes describing the state of machine
> > registers and other information about the dumped process.
> >
> > Notes are identified by a numeric identifier n_type and a "name"
> > string, although this terminology is somewhat misleading. Officially,
> > the "name" of a note is really an "originator" or namespace identifier
> > that indicates how to interpret n_type [1], although in practice it is
> > often used more loosely.
> >
> > [...]
>
> Applied to for-next/execve, thanks!
>
> [01/23] regset: Fix kerneldoc for struct regset_get() in user_regset
> https://git.kernel.org/kees/c/6fd9e1aa0784
[...]
> [23/23] binfmt_elf: Warn on missing or suspicious regset note names
> https://git.kernel.org/kees/c/a55128d392e8
>
> Take care,
>
> --
> Kees Cook
Thanks!
Assuming nobody screams about things going wrong in next, I'll plan to
water down the paranoid check in binfmt_elf.c:fill_thread_core_info().
Anyone copy-pasting a new arch after this is in mainline shouldn't fall
foul of this.
Cheers
---Dave
next prev parent reply other threads:[~2025-07-15 10:33 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-01 13:55 [PATCH 00/23] binfmt_elf,arch/*: Use elf.h for coredump note names Dave Martin
2025-07-01 13:56 ` [PATCH 15/23] powerpc/ptrace: Use USER_REGSET_NOTE_TYPE() to specify regset " Dave Martin
2025-07-09 5:05 ` [PATCH 00/23] binfmt_elf,arch/*: Use elf.h for coredump " Akihiko Odaki
2025-07-15 5:37 ` Kees Cook
2025-07-15 10:32 ` Dave Martin [this message]
2025-08-10 21:12 ` patchwork-bot+linux-riscv
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