lkml.org 
[lkml]   [2010]   [Jan]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: kernel error : 'find /proc/ -type f | xargs -n 1 head -c 10 >/dev/null'
Date

Alexey Dobriyan wrote at 21:35:35
> On Thu, Jan 21, 2010 at 08:16:59PM +0100, Toralf Förster wrote:
> > I was inspired by http://article.gmane.org/gmane.linux.kernel/941115 .
> >
> > Running the command (se subject) as a normal user at a 2.6.32.4 kernel
> > gives this in /var/log/messages:
> >
> > head: page allocation failure. order:9, mode:0xd0
> > Pid: 2324, comm: head Not tainted 2.6.32.4 #1
> > Call Trace:
> > [<c106e2cc>] ? __alloc_pages_nodemask+0x4bc/0x5a0
> > [<c108cf5a>] ? cache_alloc_refill+0x2ba/0x510
> > [<c108d299>] ? __kmalloc+0xe9/0xf0
> > [<c10aa755>] ? seq_read+0x195/0x370
>
> Please, find out which file is causing this, if it's reproducible.
>
I reproduced the msg :
"ACPI: Please implement acpi_video_bus_ROM_seq_show" by :
by
$> head -c 10 /proc/acpi/video/VID/info

After suspend to disk and wakeup however the file /proc/acpi/video/VID/ROM was
the culprit.

The trace however I can't reproduce until now.


--
MfG/Sincerely
Toralf Förster
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2010-01-21 22:21    [W:0.105 / U:0.308 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site