* Fwd: Re: current panda omap kernel stacks
[not found] <CAAk9F99Oy=ozOogZNZo6KzC8o-X4u_vTAdOww64dBCyEsSPgVw@mail.gmail.com>
@ 2013-08-30 6:59 ` Christian Hoffmann
0 siblings, 0 replies; only message in thread
From: Christian Hoffmann @ 2013-08-30 6:59 UTC (permalink / raw)
To: linux-omap
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
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2013-08-30 6:59 ` Fwd: Re: current panda omap kernel stacks Christian Hoffmann
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