linux-kernel - Re: [PATCH] riscv: blacklist assembly symbols for kprobe

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date: Thu, 25 Jan 2024 21:30:29 +0000
From: patchwork-bot+linux-riscv@...nel.org
To: Clément Léger <cleger@...osinc.com>@codeaurora.org
Cc: linux-riscv@...ts.infradead.org, paul.walmsley@...ive.com,
 palmer@...belt.com, aou@...s.berkeley.edu, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] riscv: blacklist assembly symbols for kprobe

Hello:

This patch was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@...osinc.com>:

On Wed,  4 Oct 2023 15:10:09 +0200 you wrote:
> Adding kprobes on some assembly functions (mainly exception handling)
> will result in crashes (either recursive trap or panic). To avoid such
> errors, add ASM_NOKPROBE() macro which allow adding specific symbols
> into the __kprobe_blacklist section and use to blacklist the following
> symbols that showed to be problematic:
> - handle_exception()
> - ret_from_exception()
> - handle_kernel_stack_overflow()
> 
> [...]

Here is the summary with links:
  - riscv: blacklist assembly symbols for kprobe
    https://git.kernel.org/riscv/c/5014396af9bb

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html