From: Christian Hoffmann <chrmhoffmann@gmail.com>
To: linux-omap@vger.kernel.org
Subject: Fwd: Re: current panda omap kernel stacks
Date: Fri, 30 Aug 2013 08:59:19 +0200 [thread overview]
Message-ID: <522042C7.1020809@gmail.com> (raw)
In-Reply-To: <CAAk9F99Oy=ozOogZNZo6KzC8o-X4u_vTAdOww64dBCyEsSPgVw@mail.gmail.com>
Hi,
please see the current issues I found on panda running
3.10.1.0-1-linaro-omap
https://dl.dropboxusercontent.com/u/21820416/panda.syslog.gz
https://dl.dropboxusercontent.com/u/21820416/panda-dmesg
System is generally very unstable.
RCU stall sent in different thread
Chris
-------- Original Message --------
Subject: Re: current panda omap kernel stacks
Date: Tue, 27 Aug 2013 21:11:12 +0200
From: Christian Hoffmann <chrmhoffmann@gmail.com>
To: linaro-kernel@lists.linaro.org
Forgot to attach syslog here:
https://dl.dropboxusercontent.com/u/21820416/panda.syslog.gz
On Tue, Aug 27, 2013 at 9:09 PM, Christian Hoffmann
<chrmhoffmann@gmail.com <mailto:chrmhoffmann@gmail.com>> wrote:
Sorry to reply to myself, but after a while the panda doesn't reply
any more over network and the syslog has lots of entries like this one:
Aug 27 13:00:38 panda kernel: [87136.303894] [<c044c1e9>]
(__schedule_bug+0x39/0x50) from [<c045219f>] (__schedule+0x51f/0x5c4)
Aug 27 13:00:38 panda kernel: [87136.303924] [<c045219f>]
(__schedule+0x51f/0x5c4) from [<c045250b>]
(schedule_preempt_disabled+0xf/0x10)
Aug 27 13:00:38 panda kernel: [87136.303924] [<c045250b>]
(schedule_preempt_disabled+0xf/0x10) from [<c0058bbb>]
(cpu_startup_entry+0x12f/0x164)
Aug 27 13:00:38 panda kernel: [87136.303955] [<c0058bbb>]
(cpu_startup_entry+0x12f/0x164) from [<80448ea9>] (0x80448ea9)
Aug 27 13:00:38 panda kernel: [87136.307403] BUG: scheduling while
atomic: swapper/1/0/0xffff0000
Aug 27 13:00:38 panda kernel: [87136.313781] Modules linked in:
snd_soc_omap_abe_twl6040 snd_soc_omap_mcpdm snd_soc_twl6040
snd_soc_omap snd_soc_omap_mcbsp snd_soc_core snd_compress regmap_spi
snd_pcm snd_page_alloc snd_timer snd soundcore gator
Aug 27 13:00:38 panda kernel: [87136.313842] CPU: 1 PID: 0 Comm:
swapper/1 Tainted: G W 3.10.1.0-1-linaro-omap
#1ubuntu1~ci+130723003933-Ubuntu
Aug 27 13:00:38 panda kernel: [87136.313842] [<c001175d>]
(unwind_backtrace+0x1/0x9c) from [<c000f625>] (show_stack+0x11/0x14)
Aug 27 13:00:38 panda kernel: [87136.313873] [<c000f625>]
(show_stack+0x11/0x14) from [<c044c1e9>] (__schedule_bug+0x39/0x50)
Aug 27 13:00:38 panda kernel: [87136.313903] [<c044c1e9>]
(__schedule_bug+0x39/0x50) from [<c045219f>] (__schedule+0x51f/0x5c4)
Aug 27 13:00:38 panda kernel: [87136.313934] [<c045219f>]
(__schedule+0x51f/0x5c4) from [<c045250b>]
(schedule_preempt_disabled+0xf/0x10)
Aug 27 13:00:38 panda kernel: [87136.313934] [<c045250b>]
(schedule_preempt_disabled+0xf/0x10) from [<c0058bbb>]
(cpu_startup_entry+0x12f/0x164)
Aug 27 13:00:38 panda kernel: [87136.313964] [<c0058bbb>]
(cpu_startup_entry+0x12f/0x164) from [<80448ea9>] (0x80448ea9)
Aug 27 13:00:38 panda kernel: [87136.317382] BUG: scheduling while
atomic: swapper/1/0/0xffff0000
Aug 27 13:00:38 panda kernel: [87136.323760] Modules linked in:
snd_soc_omap_abe_twl6040 snd_soc_omap_mcpdm snd_soc_twl6040
snd_soc_omap snd_soc_omap_mcbsp snd_soc_core snd_compress regmap_spi
snd_pcm snd_page_alloc snd_timer snd soundcore gator
Aug 27 13:00:38 panda kernel: [87136.323822] CPU: 1 PID: 0 Comm:
swapper/1 Tainted: G W 3.10.1.0-1-linaro-omap
#1ubuntu1~ci+130723003933-Ubuntu
Aug 27 13:00:38 panda kernel: [87136.323822] [<c001175d>]
(unwind_backtrace+0x1/0x9c) from [<c000f625>] (show_stack+0x11/0x14)
Aug 27 13:00:38 panda kernel: [87136.323822] [<c000f625>]
(show_stack+0x11/0x14) from [<c044c1e9>] (__schedule_bug+0x39/0x50)
Aug 27 13:00:38 panda kernel: [87136.323883] [<c044c1e9>]
(__schedule_bug+0x39/0x50) from [<c045219f>] (__schedule+0x51f/0x5c4)
Aug 27 13:00:38 panda kernel: [87136.323913] [<c045219f>]
(__schedule+0x51f/0x5c4) from [<c045250b>]
(schedule_preempt_disabled+0xf/0x10)
Aug 27 13:00:38 panda kernel: [87136.323913] [<c045250b>]
(schedule_preempt_disabled+0xf/0x10) from [<c0058bbb>]
(cpu_startup_entry+0x12f/0x164)
Aug 27 13:00:38 panda kernel: [87136.323944] [<c0058bbb>]
(cpu_startup_entry+0x12f/0x164) from [<80448ea9>] (0x80448ea9)
Aug 27 13:00:38 panda kernel: [87136.327392] BUG: scheduling while
atomic: swapper/1/0/0xffff0000
Aug 27 13:00:38 panda kernel: [87136.333770] Modules linked in:
snd_soc_omap_abe_twl6040 snd_soc_omap_mcpdm snd_soc_twl6040
snd_soc_omap snd_soc_omap_mcbsp snd_soc_core snd_compress regmap_spi
snd_pcm snd_page_alloc snd_timer snd soundcore gator
Rgds,
Chris
On Tue, Aug 27, 2013 at 8:50 AM, Christian Hoffmann
<chrmhoffmann@gmail.com <mailto:chrmhoffmann@gmail.com>> wrote:
Hi,
running the current panda linaro kernel 3.10.1.0-1-linaro-omap
from linaro release 13.07, I run into a few kernel stacks.
Eg.:
[33222.473022] ------------[ cut here ]------------
[33222.473052] WARNING: at
/build/buildd/linux-linaro-omap-3.10.1-3.10.1.0/kernel/timer.c:1122
call_timer_fn+0x81/0xb0()
[33222.473083] timer: process_timeout+0x1/0xc preempt leak:
00000100 -> 00000000
[33222.473083] Modules linked in: snd_soc_omap_abe_twl6040
snd_soc_omap_mcpdm snd_soc_twl6040 snd_soc_omap
snd_soc_omap_mcbsp snd_soc_core snd_compress regmap_spi snd_pcm
snd_page_alloc snd_timer snd soundcore gator
[33222.473114] CPU: 1 PID: 0 Comm: swapper/1 Not tainted
3.10.1.0-1-linaro-omap #1ubuntu1~ci+130723003933-Ubuntu
[33222.473114] [<c001175d>] (unwind_backtrace+0x1/0x9c) from
[<c000f625>] (show_stack+0x11/0x14)
[33222.473114] [<c000f625>] (show_stack+0x11/0x14) from
[<c002b8ad>] (warn_slowpath_common+0x39/0x54)
[33222.473236] [<c002b8ad>] (warn_slowpath_common+0x39/0x54)
from [<c002b933>] (warn_slowpath_fmt+0x23/0x2c)
[33222.473266] [<c002b933>] (warn_slowpath_fmt+0x23/0x2c) from
[<c00351e5>] (call_timer_fn+0x81/0xb0)
[33222.473266] [<c00351e5>] (call_timer_fn+0x81/0xb0) from
[<c0035cb9>] (run_timer_softirq+0x13d/0x1c8)
[33222.473297] [<c0035cb9>] (run_timer_softirq+0x13d/0x1c8) from
[<c003111f>] (__do_softirq+0xc3/0x1c0)
[33222.473327] [<c003111f>] (__do_softirq+0xc3/0x1c0) from
[<c0031447>] (irq_exit+0x63/0x88)
[33222.473327] [<c0031447>] (irq_exit+0x63/0x88) from
[<c001079d>] (handle_IPI+0x59/0x158)
[33222.473358] [<c001079d>] (handle_IPI+0x59/0x158) from
[<c00084ff>] (gic_handle_irq+0x4b/0x50)
[33222.473358] [<c00084ff>] (gic_handle_irq+0x4b/0x50) from
[<c045315b>] (__irq_svc+0x3b/0x5c)
[33222.473388] Exception stack(0xed8cdf50 to 0xed8cdf98)
[33222.473388] df40:
00000002 00000000 00000000 00000001
[33222.473419] df60: edc7664c 00000002 c045c2e0 c0ff00b8
00000002 c06f189c edc76640 ed8cc000
[33222.473419] df80: 3b9ac9ff ed8cdf98 c0284b33 c0375b04
00000173 ffffffff
[33222.473449] [<c045315b>] (__irq_svc+0x3b/0x5c) from
[<c0375b04>] (cpuidle_enter_state_coupled+0x1dc/0x210)
[33222.473480] [<c0375b04>]
(cpuidle_enter_state_coupled+0x1dc/0x210) from [<c037436d>]
(cpuidle_idle_call+0xbd/0x158)
[33222.473480] [<c037436d>] (cpuidle_idle_call+0xbd/0x158) from
[<c000d4b1>] (arch_cpu_idle+0xd/0x28)
[33222.473480] [<c000d4b1>] (arch_cpu_idle+0xd/0x28) from
[<c0058ae9>] (cpu_startup_entry+0x5d/0x164)
[33222.473541] [<c0058ae9>] (cpu_startup_entry+0x5d/0x164) from
[<80448ea9>] (0x80448ea9)
[33222.473541] ---[ end trace 0f39b8196adfb0ec ]---
Full dmesg can be found here:
https://dl.dropboxusercontent.com/u/21820416/panda-dmesg
Is this a known issue?
Rgds,
Chris
parent reply other threads:[~2013-08-30 6:59 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <CAAk9F99Oy=ozOogZNZo6KzC8o-X4u_vTAdOww64dBCyEsSPgVw@mail.gmail.com>]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=522042C7.1020809@gmail.com \
--to=chrmhoffmann@gmail.com \
--cc=linux-omap@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.