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Date: Thu, 21 Jan 2016 11:36:52 +0530
From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
To: "Huang, Ying" <ying.huang@intel.com>
Cc: Sudip Mukherjee <sudip@vectorindia.org>, Mark Brown <broonie@kernel.org>,
        lkp@01.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [LKP] [lkp] [spi] 2baed30cb3: BUG: scheduling while atomic:
 systemd-udevd/134/0x00000002
Message-ID: <20160121060652.GA5697@sudip-pc>
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On Thu, Jan 21, 2016 at 01:47:10PM +0800, Huang, Ying wrote:
> Sudip Mukherjee <sudipm.mukherjee@gmail.com> writes:
> 
> > On Wed, Jan 20, 2016 at 01:00:40PM +0800, Huang, Ying wrote:
> >> Sudip Mukherjee <sudipm.mukherjee@gmail.com> writes:
> >> 
> >> > On Wed, Jan 20, 2016 at 08:44:37AM +0800, kernel test robot wrote:
<snip>
> >
> > I am not able to reproduce this. Tested just with the kernel and
> > yocto-minimal-i386.cgz filesystem and it booted properly.
> >
> > I guess I need atleast your job file to reproduce this.
> 
> This is a boot test so I did not attached the job file.  But the test
> result may depends on specific root file system.  For example, the
> process when BUG report is always systemd-udevd.  Maybe you need a
> systemd based root file system.

So silly of me. Since you said 2baed30cb3, so i kept looking at that
patch.
Can you please test again after reverting:
ebd43516d387 ("Staging: panel: usleep_range is preferred over udelay")

If it solves the problem then I will submit a formal patch.

regards
sudip