Re: next-20190408..0418: Suspend/resume problems on Thinkpad X60

From: Pavel Machek <pavel@ucw.cz>
To: Jens Axboe <axboe@kernel.dk>,
	jejb@linux.ibm.com, martin.petersen@oracle.com
Cc: kernel list <linux-kernel@vger.kernel.org>,
	rjw@rjwysocki.net, linux-pm@vger.kernel.org,
	sfr@canb.auug.org.au, linux-next@vger.kernel.org,
	hdegoede@redhat.com, linux-ide@vger.kernel.org
Subject: Re: next-20190408..0418: Suspend/resume problems on Thinkpad X60
Date: Wed, 24 Apr 2019 22:21:19 +0200	[thread overview]
Message-ID: <20190424202119.GA26357@amd> (raw)
In-Reply-To: <20190424104850.GC32457@amd>

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On Wed 2019-04-24 12:48:50, Pavel Machek wrote:
> On Wed 2019-04-24 11:54:31, Pavel Machek wrote:
> > On Tue 2019-04-23 07:55:05, Jens Axboe wrote:
> > > On 4/23/19 4:22 AM, Pavel Machek wrote:
> > > > Hi!
> > > > 
> > > >>> It boots ok (unlike mainline -- I'm debugging that), and I can suspend
> > > >>> and resume... but then cursor in X is moving and I can talk to
> > > >>> applications cached in memory, but any access to disk hangs.
> > > >>
> > > >> Mainline problem was identified.
> > > >>
> > > >> But resume is still broken. I took advantage of fact that I can still
> > > >> do cached commands, and got complete dmesg. I'm attaching it.
> > > > 
> > > > Still broken in 0418. Ideas would be welcome at this point.
> > > 
> > > Bisect it?
> > 
> > commit fdbbda7b3a0622fcfe630238d0bf6c57c4ba3663
> > Merge: 3c442d5 6c88d73
> > Author: Jens Axboe <axboe@kernel.dk>
> > Date:   Mon Apr 22 13:57:36 2019 -0600
> > 
> > Works ok. So... block is not responsible.
> > 
> > Let me check
> > 
> > commit 91b112cf3b599f06f1e810cfedf37023f25d5588
> > Merge: fb2c4a8 e32d939
> > Author: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> > Date:   Mon Apr 22 01:52:48 2019 +0200
> 
> Suspend/resume ok, so pm not responsible. Let me check next-20190423.

Not block, but it seems scsi subsystem is:

pavel@duo:/data/l/linux-next-32$ git bisect log
# bad: [76c938fcaa4b4a5d8f05fa907925d5043834964e] Add linux-next
specific files for 20190423
# good: [7142eaa58b49d9de492ccc16d48df7c488a5fbb6] Merge tag
'mips_fixes_5.1_3' of
git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux
git bisect start 'next-20190423'
'7142eaa58b49d9de492ccc16d48df7c488a5fbb6'
# good: [ed04f675fa2c22316d7b57bea1258a18a47537ea] Merge
remote-tracking branch 'crypto/master'
git bisect good ed04f675fa2c22316d7b57bea1258a18a47537ea
# good: [4a99e5b3463f5c936540958914bff57ec50ac1e0] Merge
remote-tracking branch 'spi/for-next'
git bisect good 4a99e5b3463f5c936540958914bff57ec50ac1e0
# good: [61cabbda2a7e966b689a6791050ad675e6dff274] Merge
remote-tracking branch 'staging/staging-next'
git bisect good 61cabbda2a7e966b689a6791050ad675e6dff274
# bad: [c8f0c2453f64529035e25fbfb9de9d24e98baff7] Merge
remote-tracking branch 'coresight/next'
git bisect bad c8f0c2453f64529035e25fbfb9de9d24e98baff7
# bad: [6fb251c6f174d3cc571391baa9f6e57fff505446] Merge branch 'misc'
into for-next
git bisect bad 6fb251c6f174d3cc571391baa9f6e57fff505446
# bad: [78a8ab3cc0f95a66c8fb2429030289103de173e7] scsi: qedf: fixup
bit operations
git bisect bad 78a8ab3cc0f95a66c8fb2429030289103de173e7
# good: [c0327e67ecd86e88f5bc5fd54bfdf9b422a1c93f] scsi: core: remove
the scsi_ioctl_reset export
git bisect good c0327e67ecd86e88f5bc5fd54bfdf9b422a1c93f

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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