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From: Greg KH <gregkh@linuxfoundation.org>
To: Alex Shi <alex.shi@linaro.org>
Cc: stable@vger.kernel.org, lkft-maintainers@lists.linaro.org,
	Russell King - ARM Linux <linux@armlinux.org.uk>
Subject: Re: patches fix ftracetest hang on arm
Date: Tue, 12 Dec 2017 09:25:06 +0100	[thread overview]
Message-ID: <20171212082506.GD22935@kroah.com> (raw)
In-Reply-To: <34f17b45-99fd-e588-a3fb-89430e33ee1d@linaro.org>

On Mon, Dec 11, 2017 at 11:04:05AM +0800, Alex Shi wrote:
> Hi All,
> 
> BUG if we attempt to return to userspace but the to-be-restored PSR
> value keeps us in privileged mode (defeating an issue that ftracetest
> found).
> 
> Fixing patches are following, apply top down on LTS *v4.14/4.9/4.4*
> They are tested by lkft and kernelci build/boot, no regression found.
> 
> 8bafae202c82 ARM: BUG if jumping to usermode address in kernel mode
> 3aaf33bebda8 ARM: avoid faulting on qemu

Thanks for these, now queued up.

greg k-h

      reply	other threads:[~2017-12-12  8:24 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-11  3:04 patches fix ftracetest hang on arm Alex Shi
2017-12-12  8:25 ` Greg KH [this message]

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