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[95.82.160.96]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4390daf44f3sm92400715e9.29.2025.02.07.05.24.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Feb 2025 05:24:03 -0800 (PST) From: Jiri Olsa X-Google-Original-From: Jiri Olsa Date: Fri, 7 Feb 2025 14:24:00 +0100 To: Eyal Birger Cc: Kees Cook , luto@amacapital.net, wad@chromium.org, oleg@redhat.com, mhiramat@kernel.org, andrii@kernel.org, olsajiri@gmail.com, cyphar@cyphar.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, peterz@infradead.org, tglx@linutronix.de, bp@alien8.de, daniel@iogearbox.net, ast@kernel.org, andrii.nakryiko@gmail.com, rostedt@goodmis.org, rafi@rbk.io, shmulik.ladkani@gmail.com, bpf@vger.kernel.org, linux-api@vger.kernel.org, linux-trace-kernel@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 0/2] seccomp: pass uretprobe system call through seccomp Message-ID: References: <20250202162921.335813-1-eyal.birger@gmail.com> <173887689139.3506371.3849387827240027734.b4-ty@kernel.org> Precedence: bulk X-Mailing-List: linux-api@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Thu, Feb 06, 2025 at 05:06:29PM -0800, Eyal Birger wrote: > On Thu, Feb 6, 2025 at 1:22 PM Kees Cook wrote: > > > > On Sun, 02 Feb 2025 08:29:19 -0800, Eyal Birger wrote: > > > uretprobe(2) is an performance enhancement system call added to improve > > > uretprobes on x86_64. > > > > > > Confinement environments such as Docker are not aware of this new system > > > call and kill confined processes when uretprobes are attached to them. > > > > > > Since uretprobe is a "kernel implementation detail" system call which is > > > not used by userspace application code directly, pass this system call > > > through seccomp without forcing existing userspace confinement environments > > > to be changed. > > > > > > [...] > > > > With the changes I mentioned in each patch, I've applied this to > > for-next/seccomp, with the intention of getting them into v6.14-rc2. > > > > Thanks! > > Thank you very much for your help. great! thanks, jirka