Messages in this thread | | | Date | Fri, 4 Dec 2015 16:37:47 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH v4 0/3] UBSAN: run-time undefined behavior sanity checker |
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On Thu, 3 Dec 2015 18:50:04 +0300 Andrey Ryabinin <aryabinin@virtuozzo.com> wrote:
> UBSAN is run-time undefined behaviour checker. It uses compile-time > instrumentation to catch undefined behavior (UB). Compiler inserts code > that perform certain kinds of checks before operations that could cause UB. > If check fails (i.e. UB detected) __ubsan_handle_* function called to print error message.
What I'd like to see in this changelog is a description of any kernel issues which this checker has already identified: what were they and what was their potential impact at runtime.
This info will help us to understand the value of the proposed feature.
Thanks.
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