linux-kernel - Re: [PATCH 0/3] selftests/seccomp seccomp

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Message-Id: <170611330425.2663547.18299563068150086794.b4-ty@chromium.org>
Date: Wed, 24 Jan 2024 08:21:47 -0800
From: Kees Cook <keescook@...omium.org>
To: luto@...capital.net,
	wad@...omium.org,
	shuah@...nel.org,
	Terry Tritton <terry.tritton@...aro.org>
Cc: Kees Cook <keescook@...omium.org>,
	linux-kselftest@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	peter.griffin@...aro.org,
	kernel-team@...roid.com,
	bettyzhou@...gle.com
Subject: Re: [PATCH 0/3] selftests/seccomp seccomp_bpf test fixes

On Wed, 24 Jan 2024 14:13:54 +0000, Terry Tritton wrote:
> Here are a few fixes for seccomp_bpf tests found when testing on
> Android:
> 
> user_notification_sibling_pid_ns:
>   unshare(CLONE_NEWPID) can return EINVAL so have added a check for this.
> 
> KILL_THREAD:
>   This one is a bit more Android specific.
>   In Bionic pthread_create is calling prctl, this is causing the test to
>   fail as prctl is in the filter for this test and is killed when it is
>   called. I've just changed prctl to getpid in this case.
> 
> [...]

Thanks for tracking all of these down. These look good to me.

Applied to for-next/seccomp, thanks!

[1/3] selftests/seccomp: Handle EINVAL on unshare(CLONE_NEWPID)
      https://git.kernel.org/kees/c/18975ce05799
[2/3] selftests/seccomp: Change the syscall used in KILL_THREAD test
      https://git.kernel.org/kees/c/fbcdf41167fe
[3/3] selftests/seccomp: user_notification_addfd check nextfd is available
      https://git.kernel.org/kees/c/0c6f28a84431

Take care,

-- 
Kees Cook