Re: [Xen-devel] [GIT PULL] (xen) stable/for-jens-3.10 xenwatch: page allocation failure: order:7, mode:0x10c0d0

[Sander Eikelenboom <linux@xxxxxxxxxxxxxx>]

Monday, April 29, 2013, 5:46:23 PM, you wrote:

> On Wed, Apr 24, 2013 at 08:16:37PM +0200, Sander Eikelenboom wrote:
>> Friday, April 19, 2013, 4:44:01 PM, you wrote:
>> 
>> > Hey Jens,
>> 
>> > Please in your spare time (if there is such a thing at a conference)
>> > pull this branch:
>> 
>> >  git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git 
>> > stable/for-jens-3.10
>> 

> .. snip..
>> Hi Konrad / Roger,
>> 
>> I tried this pull on top of latest Linus latest linux-3.9 tree, but although 
>> it seems to boot and work fine at first, i seem to get trouble after running 
>> for about a day.
>> Without this pull it runs fine for several days.
> .. snipp.

>> [18496.013743] xenwatch: page allocation failure: order:7, mode:0x10c0d0
>> [18496.031948] Pid: 54, comm: xenwatch Not tainted 3.9.0-rc8-20130424-jens+ 
>> #1
>> [18496.049897] Call Trace:
>> [18496.067674]  [<ffffffff81100c51>] warn_alloc_failed+0xf1/0x140
>> [18496.085453]  [<ffffffff810b25ed>] ? trace_hardirqs_on+0xd/0x10
>> [18496.102951]  [<ffffffff810bdb24>] ? on_each_cpu_mask+0x94/0xd0
>> [18496.120270]  [<ffffffff811028af>] __alloc_pages_nodemask+0x69f/0x960
>> [18496.137306]  [<ffffffff8113a161>] alloc_pages_current+0xb1/0x160
>> [18496.154051]  [<ffffffff81100679>] __get_free_pages+0x9/0x40
>> [18496.170579]  [<ffffffff81142af4>] __kmalloc+0x134/0x160
>> [18496.186921]  [<ffffffff815832d0>] xen_blkbk_probe+0x170/0x2f0
>> [18496.202963]  [<ffffffff81474ce7>] xenbus_dev_probe+0x77/0x130
>> [18496.218714]  [<ffffffff8156a390>] ? __driver_attach+0xa0/0xa0
>> [18496.234237]  [<ffffffff8156a151>] driver_probe_device+0x81/0x220
>> [18496.249605]  [<ffffffff8198198c>] ? klist_next+0x8c/0x110
>> [18496.264681]  [<ffffffff8156a390>] ? __driver_attach+0xa0/0xa0
>> [18496.279500]  [<ffffffff8156a3db>] __device_attach+0x4b/0x50
>> [18496.294138]  [<ffffffff815684e8>] bus_for_each_drv+0x68/0x90
>> [18496.308553]  [<ffffffff8156a0c9>] device_attach+0x89/0x90
>> [18496.322694]  [<ffffffff81569258>] bus_probe_device+0xa8/0xd0
>> [18496.336640]  [<ffffffff81567c80>] device_add+0x650/0x720

> .. snip..

> Jens,
> I don't know if you had pulled this git tree yet (I don't see it in
> your for-3.10/* branches).

> But if you have, Sander has found a bug (and Roger has a fix for it).

> Whether you would like to wait until v3.11 to pull it (and me sending
> the git pull around a month) is OK. Or pull it now and we will fix the
> bugs in the -rc's as they creep up.

Roger's fix seems to work for me ..

--
Sander

> Thanks!



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