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SubjectRe: [kernel-hardening] [PATCH v2 1/7] bug: Clarify help text for BUG_ON_DATA_CORRUPTION
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Date
> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> index 77fadface4f9..5ac4d1148385 100644
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -1998,9 +1998,12 @@ config BUG_ON_DATA_CORRUPTION
> >   bool "Trigger a BUG when data corruption is detected"
> >   select DEBUG_LIST
> >   help
> > -   Select this option if the kernel should BUG when it encounters
> > -   data corruption in kernel memory structures when they get checked
> > -   for validity.
> > +   This option enables several inexpensive data corruption checks.
> > +   Most of these checks normally just WARN and try to further avoid
> +   the corruption. Selecting this option upgrades these to BUGs so

First it says it enables some checks, but here it says it upgrades them
to BUGs which seems inconsistent.

> +   that the offending process is killed. Additionally, the system
> +   owner can furhter configure the system for immediate reboots

"further"

> +   (via panic_on_oops sysctl) or crash dumps.
>  
> >     If unsure, say N.
>  

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