linux-kernel - Re: [PATCH v4 15/21] mm/ksw: add test module

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 for Android: free password hash cracker in your pocket

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

Message-ID: <69198449-411b-4374-900a-16dc6cb91178@infradead.org>
Date: Fri, 12 Sep 2025 21:07:11 -0700
From: Randy Dunlap <rdunlap@...radead.org>
To: Jinchao Wang <wangjinchao600@...il.com>,
 Andrew Morton <akpm@...ux-foundation.org>,
 Masami Hiramatsu <mhiramat@...nel.org>, Peter Zijlstra
 <peterz@...radead.org>, Mike Rapoport <rppt@...nel.org>,
 Alexander Potapenko <glider@...gle.com>, Jonathan Corbet <corbet@....net>,
 Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
 Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>,
 x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>,
 Juri Lelli <juri.lelli@...hat.com>,
 Vincent Guittot <vincent.guittot@...aro.org>,
 Dietmar Eggemann <dietmar.eggemann@....com>,
 Steven Rostedt <rostedt@...dmis.org>, Ben Segall <bsegall@...gle.com>,
 Mel Gorman <mgorman@...e.de>, Valentin Schneider <vschneid@...hat.com>,
 Arnaldo Carvalho de Melo <acme@...nel.org>,
 Namhyung Kim <namhyung@...nel.org>, Mark Rutland <mark.rutland@....com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>,
 Adrian Hunter <adrian.hunter@...el.com>,
 "Liang, Kan" <kan.liang@...ux.intel.com>,
 David Hildenbrand <david@...hat.com>,
 Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
 "Liam R. Howlett" <Liam.Howlett@...cle.com>, Vlastimil Babka
 <vbabka@...e.cz>, Suren Baghdasaryan <surenb@...gle.com>,
 Michal Hocko <mhocko@...e.com>, Nathan Chancellor <nathan@...nel.org>,
 Nick Desaulniers <nick.desaulniers+lkml@...il.com>,
 Bill Wendling <morbo@...gle.com>, Justin Stitt <justinstitt@...gle.com>,
 Kees Cook <kees@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>,
 Sami Tolvanen <samitolvanen@...gle.com>, Miguel Ojeda <ojeda@...nel.org>,
 Masahiro Yamada <masahiroy@...nel.org>, Rong Xu <xur@...gle.com>,
 Naveen N Rao <naveen@...nel.org>, David Kaplan <david.kaplan@....com>,
 Andrii Nakryiko <andrii@...nel.org>, Jinjie Ruan <ruanjinjie@...wei.com>,
 Nam Cao <namcao@...utronix.de>, workflows@...r.kernel.org,
 linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-perf-users@...r.kernel.org, linux-mm@...ck.org, llvm@...ts.linux.dev,
 Andrey Ryabinin <ryabinin.a.a@...il.com>,
 Andrey Konovalov <andreyknvl@...il.com>, Dmitry Vyukov <dvyukov@...gle.com>,
 Vincenzo Frascino <vincenzo.frascino@....com>, kasan-dev@...glegroups.com,
 "David S. Miller" <davem@...emloft.net>,
 Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
 linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH v4 15/21] mm/ksw: add test module

On 9/12/25 3:11 AM, Jinchao Wang wrote:
> diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
> index fdfc6e6d0dec..46c280280980 100644
> --- a/mm/Kconfig.debug
> +++ b/mm/Kconfig.debug
> @@ -320,3 +320,13 @@ config KSTACK_WATCH
>  	  the recursive depth of the monitored function.
>  
>  	  If unsure, say N.
> +
> +config KSTACK_WATCH_TEST
> +	tristate "KStackWatch Test Module"
> +	depends on KSTACK_WATCH
> +	help
> +	  This module provides controlled stack exhaustion and overflow scenarios
> +	  to verify the functionality of KStackWatch. It is particularly useful
> +	  for development and validation of the KStachWatch mechanism.

typo:	                                        ^^^^^^^^^^^

> +
> +	  If unsure, say N.

-- 
~Randy