* BUG: using smp_processor_id() in preemptible
@ 2012-10-24 8:24 Paul Thompson
2012-10-24 22:39 ` Borislav Petkov
0 siblings, 1 reply; 3+ messages in thread
From: Paul Thompson @ 2012-10-24 8:24 UTC (permalink / raw)
To: linux-kernel
Hi;
Just saw this after invoking cpufreq-set -g performance in
an attempt to enhance a stuttering mpeg transcode for ps3mediaserver.
This repeats in the logs about 10 times. If anyone cares, I
will be responsive.
Paul
2012 Oct 24 01:39:14: BUG: using smp_processor_id() in preemptible [00000000] code: cpufreq-set/22941
2012 Oct 24 01:39:14: caller is powernowk8_target+0x19/0x50
2012 Oct 24 01:39:14: Pid: 22941, comm: cpufreq-set Not tainted 3.6.2-low-lat #13
2012 Oct 24 01:39:14: Call Trace:
2012 Oct 24 01:39:14: [<ffffffff811b0476>] ? debug_smp_processor_id+0xd6/0xf0
2012 Oct 24 01:39:14: [<ffffffff812eb6e9>] ? powernowk8_target+0x19/0x50
2012 Oct 24 01:39:14: [<ffffffff812e9a95>] ? cpufreq_governor_performance+0x25/0x30
2012 Oct 24 01:39:14: [<ffffffff812e7f87>] ? __cpufreq_governor+0x47/0xc0
2012 Oct 24 01:39:14: [<ffffffff812e8164>] ? __cpufreq_set_policy+0x164/0x1a0
2012 Oct 24 01:39:14: [<ffffffff812e8849>] ? store_scaling_governor+0xc9/0x1b0
2012 Oct 24 01:39:15: [<ffffffff812e8c40>] ? cpufreq_update_policy+0xf0/0xf0
2012 Oct 24 01:39:15: [<ffffffff812e9005>] ? store+0x65/0xb0
2012 Oct 24 01:39:15: [<ffffffff8112574d>] ? sysfs_write_file+0xcd/0x150
2012 Oct 24 01:39:15: [<ffffffff810ca9a7>] ? vfs_write+0xa7/0x180
2012 Oct 24 01:39:15: [<ffffffff810cacd7>] ? sys_write+0x47/0x90
2012 Oct 24 01:39:15: [<ffffffff813d8526>] ? system_call_fastpath+0x1a/0x1f
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: BUG: using smp_processor_id() in preemptible
2012-10-24 8:24 BUG: using smp_processor_id() in preemptible Paul Thompson
@ 2012-10-24 22:39 ` Borislav Petkov
0 siblings, 0 replies; 3+ messages in thread
From: Borislav Petkov @ 2012-10-24 22:39 UTC (permalink / raw)
To: Paul Thompson; +Cc: linux-kernel
On Wed, Oct 24, 2012 at 04:24:23AM -0400, Paul Thompson wrote:
> Hi;
>
> Just saw this after invoking cpufreq-set -g performance in
> an attempt to enhance a stuttering mpeg transcode for ps3mediaserver.
> This repeats in the logs about 10 times. If anyone cares, I
> will be responsive.
>
> Paul
>
> 2012 Oct 24 01:39:14: BUG: using smp_processor_id() in preemptible [00000000] code: cpufreq-set/22941
> 2012 Oct 24 01:39:14: caller is powernowk8_target+0x19/0x50
...
http://marc.info/?l=linux-kernel&m=135111561229153
HTH.
--
Regards/Gruss,
Boris.
^ permalink raw reply [flat|nested] 3+ messages in thread
* BUG: using smp_processor_id() in preemptible
@ 2010-05-25 5:57 Artem Bityutskiy
0 siblings, 0 replies; 3+ messages in thread
From: Artem Bityutskiy @ 2010-05-25 5:57 UTC (permalink / raw)
To: Dmitry Monakhov; +Cc: linux-fsdevel, LKML
Hi,
I get tons of these debugging complaints with the latest Linus' tree:
BUG: using smp_processor_id() in preemptible [00000000] code: sync/2503
caller is dqstats_inc+0x19/0x2c
Pid: 2503, comm: sync Tainted: G D 2.6.34-misc-2.6 #9
Call Trace:
[<ffffffff811ad1a2>] debug_smp_processor_id+0xc2/0xdc
[<ffffffff81134c7e>] dqstats_inc+0x19/0x2c
[<ffffffff8113786e>] vfs_quota_sync+0x1bd/0x2a5
[<ffffffff8111252b>] ? sync_one_sb+0x0/0x1d
[<ffffffff811124e7>] __sync_filesystem+0x3a/0x7e
[<ffffffff81112546>] sync_one_sb+0x1b/0x1d
[<ffffffff810f4d70>] iterate_supers+0x6d/0xb2
[<ffffffff81112477>] sync_filesystems+0x1b/0x1d
[<ffffffff81112564>] sys_sync+0x1c/0x2e
[<ffffffff81002a6b>] system_call_fastpath+0x16/0x1b
and git blame points to you.
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2012-10-24 22:39 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-10-24 8:24 BUG: using smp_processor_id() in preemptible Paul Thompson
2012-10-24 22:39 ` Borislav Petkov
-- strict thread matches above, loose matches on Subject: below --
2010-05-25 5:57 Artem Bityutskiy
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).