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SubjectRe: [PATCH] kconfig: Add kernel config option for fuzz testing.
On (19/12/16 18:59), Tetsuo Handa wrote:
[..]
> +++ b/kernel/printk/printk.c
> @@ -1198,6 +1198,14 @@ MODULE_PARM_DESC(ignore_loglevel,
>
> static bool suppress_message_printing(int level)
> {
> +#ifdef CONFIG_KERNEL_BUILT_FOR_FUZZ_TESTING
> + /*
> + * Changing console_loglevel causes "no output". But ignoring
> + * console_loglevel is easier than preventing change of
> + * console_loglevel.
> + */
> + return (level >= CONSOLE_LOGLEVEL_DEFAULT && !ignore_loglevel);
> +#endif
> return (level >= console_loglevel && !ignore_loglevel);
> }

Can you fuzz test with `ignore_loglevel'?

-ss

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