From: Petr Mladek <pmladek@suse.com>
To: Matteo Croce <mcroce@linux.microsoft.com>
Cc: linux-kernel@vger.kernel.org, Guenter Roeck <linux@roeck-us.net>,
Arnd Bergmann <arnd@arndb.de>, Mike Rapoport <rppt@kernel.org>,
Kees Cook <keescook@chromium.org>,
Pavel Tatashin <pasha.tatashin@soleen.com>,
Robin Holt <robinmholt@gmail.com>,
Fabian Frederick <fabf@skynet.be>,
stable@vger.kernel.org
Subject: Re: [PATCH 1/2] reboot: fix overflow parsing reboot cpu number
Date: Mon, 19 Oct 2020 15:18:43 +0200 [thread overview]
Message-ID: <20201019131843.GB26718@alley> (raw)
In-Reply-To: <20201016180907.171957-2-mcroce@linux.microsoft.com>
On Fri 2020-10-16 20:09:06, Matteo Croce wrote:
> From: Matteo Croce <mcroce@microsoft.com>
>
> Limit the CPU number to num_possible_cpus(), because setting it
> to a value lower than INT_MAX but higher than NR_CPUS produces the
> following error on reboot and shutdown:
>
> Fixes: 1b3a5d02ee07 ("reboot: move arch/x86 reboot= handling to generic kernel")
> Signed-off-by: Matteo Croce <mcroce@microsoft.com>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
next prev parent reply other threads:[~2020-10-19 13:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-16 18:09 [PATCH 0/2] fix parsing of reboot= cmdline Matteo Croce
2020-10-16 18:09 ` [PATCH 1/2] reboot: fix overflow parsing reboot cpu number Matteo Croce
2020-10-16 19:25 ` Kees Cook
2020-10-16 19:45 ` Pavel Tatashin
2020-10-19 13:18 ` Petr Mladek [this message]
2020-10-16 18:09 ` [PATCH 2/2] reboot: fix parsing of " Matteo Croce
2020-10-16 19:26 ` Kees Cook
2020-10-16 21:34 ` Matteo Croce
2020-10-16 19:46 ` Pavel Tatashin
2020-10-19 13:49 ` Petr Mladek
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