From: Elliott Mitchell <ehem+xen@m5p.com>
To: Julien Grall <julien@xen.org>
Cc: xen-devel@lists.xenproject.org, Julien Grall <jgrall@amazon.com>,
Stefano Stabellini <sstabellini@kernel.org>,
Volodymyr Babchuk <Volodymyr_Babchuk@epam.com>
Subject: Re: [PATCH] xen/arm: traps: Don't panic when receiving an unknown debug trap
Date: Thu, 5 Nov 2020 15:10:23 -0800 [thread overview]
Message-ID: <20201105231023.GA9312@mattapan.m5p.com> (raw)
In-Reply-To: <20201105223106.22517-1-julien@xen.org>
On Thu, Nov 05, 2020 at 10:31:06PM +0000, Julien Grall wrote:
> Even if debug trap are only meant for debugging purpose, it is quite
> harsh to crash Xen if one of the trap sent by the guest is not handled.
>
> So switch from a panic() to a printk().
Might this qualify as security due to potential DoS?
--
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next prev parent reply other threads:[~2020-11-05 23:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-05 22:31 [PATCH] xen/arm: traps: Don't panic when receiving an unknown debug trap Julien Grall
2020-11-05 23:10 ` Elliott Mitchell [this message]
2020-11-05 23:11 ` Julien Grall
2020-11-06 1:59 ` Stefano Stabellini
2020-11-06 7:46 ` Bertrand Marquis
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