From: "Robert Schöne" <robert.schoene@tu-dresden.de>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>
Subject: Re: PROBLEM: Kernel OOPS and possible system freeze after concurrent writing to cpufreq/scaling_governor (Resend)
Date: Fri, 25 Jul 2014 15:19:06 +0200 [thread overview]
Message-ID: <1406294346.2399.8.camel@x200t> (raw)
In-Reply-To: <CAKohpomDkU1nBP4+1EkSdDxQESD+1b6kmaELVfGEifqTL+ZOdg@mail.gmail.com>
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> Please run this in your repository:
>
> git revert 56d07db
>
> save-quit the editor window and try again..
I just did so, but I still get a kernel OOPS.
However, I've been able to get the call trace this time :)
Jul 25 14:52:55 basti kernel: [ 2073.816176] ------------[ cut here ]------------
Jul 25 14:52:55 basti kernel: [ 2073.816184] WARNING: CPU: 1 PID: 2458 at drivers/cpufreq/cpufreq_governor.c:261 cpufreq_governor_dbs+0x6d2/0x740()
Jul 25 14:52:55 basti kernel: [ 2073.816186] Modules linked in: nfsv3(E) nfsd(E) bnep(E) auth_rpcgss(E) rfcomm(E) bluetooth(E) nfs_acl(E) nfs(E) lockd(E) binfmt_misc(E) sunrpc(E) fscache(E) intel_rapl(E) i915(E) x86_pkg_temp_thermal(E) intel_powerclamp(E) coretemp(E) snd_
hda_codec_hdmi(E) snd_hda_codec_conexant(E) snd_hda_codec_generic(E) kvm_intel(E) snd_hda_intel(E) kvm(E) video(E) snd_hda_controller(E) drm_kms_helper(E) snd_hda_codec(E) crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) snd_hwdep(E) snd_pcm(E) snd_timer(E) drm(
E) snd(E) aesni_intel(E) aes_x86_64(E) ppdev(E) mei_me(E) gpio_ich(E) parport_pc(E) serio_raw(E) mac_hid(E) lpc_ich(E) lp(E) i2c_algo_bit(E) lrw(E) soundcore(E) mei(E) parport(E) gf128mul(E) glue_helper(E) ablk_helper(E) cryptd(E) tpm_infineon(E) psmouse(E) ahci(E) e1000e
(E) libahci(E) ptp(E) pps_core(E)
Jul 25 14:52:55 basti kernel: [ 2073.816224] CPU: 1 PID: 2458 Comm: tee Tainted: G OE 3.16.0-rc6+ #1
Jul 25 14:52:55 basti kernel: [ 2073.816225] Hardware name: FUJITSU ESPRIMO P700/D3061-A1, BIOS V4.6.4.0 R1.12.0 for D3061-A1x 07/04/2011
Jul 25 14:52:55 basti kernel: [ 2073.816226] 0000000000000009 ffff8800ae403b78 ffffffff8173b0bf 0000000000000000
Jul 25 14:52:55 basti kernel: [ 2073.816229] ffff8800ae403bb0 ffffffff8106c82d 0000000000000000 ffff88022fa27000
Jul 25 14:52:55 basti kernel: [ 2073.816231] 0000000000000005 0000000000000002 ffffffff81cd5d00 ffff8800ae403bc0
Jul 25 14:52:55 basti kernel: [ 2073.816234] Call Trace:
Jul 25 14:52:55 basti kernel: [ 2073.816239] [<ffffffff8173b0bf>] dump_stack+0x45/0x56
Jul 25 14:52:55 basti kernel: [ 2073.816243] [<ffffffff8106c82d>] warn_slowpath_common+0x7d/0xa0
Jul 25 14:52:55 basti kernel: [ 2073.816246] [<ffffffff8106c90a>] warn_slowpath_null+0x1a/0x20
Jul 25 14:52:55 basti kernel: [ 2073.816256] [<ffffffff815e4a12>] cpufreq_governor_dbs+0x6d2/0x740
Jul 25 14:52:55 basti kernel: [ 2073.816266] [<ffffffff810941fc>] ? notifier_call_chain+0x4c/0x70
Jul 25 14:52:55 basti kernel: [ 2073.816269] [<ffffffff815e2757>] od_cpufreq_governor_dbs+0x17/0x20
Jul 25 14:52:55 basti kernel: [ 2073.816272] [<ffffffff815dea50>] __cpufreq_governor+0xb0/0x2a0
Jul 25 14:52:55 basti kernel: [ 2073.816275] [<ffffffff815ded8c>] cpufreq_set_policy+0x14c/0x2f0
Jul 25 14:52:55 basti kernel: [ 2073.816277] [<ffffffff815df796>] store_scaling_governor+0x96/0xf0
Jul 25 14:52:55 basti kernel: [ 2073.816280] [<ffffffff815df100>] ? cpufreq_update_policy+0x1d0/0x1d0
Jul 25 14:52:55 basti kernel: [ 2073.816284] [<ffffffff815de3c9>] store+0x79/0xc0
Jul 25 14:52:55 basti kernel: [ 2073.816288] [<ffffffff81245bed>] sysfs_kf_write+0x3d/0x50
Jul 25 14:52:55 basti kernel: [ 2073.816290] [<ffffffff81245120>] kernfs_fop_write+0xe0/0x160
Jul 25 14:52:55 basti kernel: [ 2073.816292] [<ffffffff811d00d7>] vfs_write+0xb7/0x1f0
Jul 25 14:52:55 basti kernel: [ 2073.816294] [<ffffffff811d0c76>] SyS_write+0x46/0xb0
Jul 25 14:52:55 basti kernel: [ 2073.816296] [<ffffffff817439ff>] tracesys+0xe1/0xe6
Jul 25 14:52:55 basti kernel: [ 2073.816297] ---[ end trace a2dad7e42b22c796 ]---
Jul 25 14:52:55 basti kernel: [ 2073.816702] BUG: unable to handle kernel NULL pointer dereference at (null)
Jul 25 14:52:55 basti kernel: [ 2073.816731] IP: [<ffffffff815e4395>] cpufreq_governor_dbs+0x55/0x740
Jul 25 14:52:55 basti kernel: [ 2073.816751] PGD 36a05067 PUD b47df067 PMD 0
Jul 25 14:52:55 basti kernel: [ 2073.816766] Oops: 0000 [#1] SMP
Jul 25 14:52:55 basti kernel: [ 2073.816779] Modules linked in: nfsv3(E) nfsd(E) bnep(E) auth_rpcgss(E) rfcomm(E) bluetooth(E) nfs_acl(E) nfs(E) lockd(E) binfmt_misc(E) sunrpc(E) fscache(E) intel_rapl(E) i915(E) x86_pkg_temp_thermal(E) intel_powerclamp(E) coretemp(E) snd_hda_codec_hdmi(E) snd_hda_codec_conexant(E) snd_hda_codec_generic(E) kvm_intel(E) snd_hda_intel(E) kvm(E) video(E) snd_hda_controller(E) drm_kms_helper(E) snd_hda_codec(E) crct10dif_pclmul(E) crc32_pclmul(E) ghash_clmulni_intel(E) snd_hwdep(E) snd_pcm(E) snd_timer(E) drm(E) snd(E) aesni_intel(E) aes_x86_64(E) ppdev(E) mei_me(E) gpio_ich(E) parport_pc(E) serio_raw(E) mac_hid(E) lpc_ich(E) lp(E) i2c_algo_bit(E) lrw(E) soundcore(E) mei(E) parport(E) gf128mul(E) glue_helper(E) ablk_helper(E) cryptd(E) tpm_infineon(E) psmouse(E) ahci(E) e1000e(E) libahci(E) ptp(E) pps_core(E)
Jul 25 14:52:55 basti kernel: [ 2073.817023] CPU: 1 PID: 2458 Comm: tee Tainted: G W OE 3.16.0-rc6+ #1
Jul 25 14:52:55 basti kernel: [ 2073.817041] Hardware name: FUJITSU ESPRIMO P700/D3061-A1, BIOS V4.6.4.0 R1.12.0 for D3061-A1x 07/04/2011
Jul 25 14:52:55 basti kernel: [ 2073.817065] task: ffff8800b53db240 ti: ffff8800ae400000 task.ti: ffff8800ae400000
Jul 25 14:52:55 basti kernel: [ 2073.817085] RIP: 0010:[<ffffffff815e4395>] [<ffffffff815e4395>] cpufreq_governor_dbs+0x55/0x740
Jul 25 14:52:55 basti kernel: [ 2073.817110] RSP: 0018:ffff8800ae403bd0 EFLAGS: 00010293
Jul 25 14:52:55 basti kernel: [ 2073.817124] RAX: 0000000000000024 RBX: 0000000000000000 RCX: 0000000000000006
Jul 25 14:52:55 basti kernel: [ 2073.817142] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000009
Jul 25 14:52:55 basti kernel: [ 2073.817160] RBP: ffff8800ae403c40 R08: 0000000000000086 R09: 000000000000036e
Jul 25 14:52:55 basti kernel: [ 2073.817178] R10: 0000000000000000 R11: ffff8800ae4038a6 R12: ffff88022fa27000
Jul 25 14:52:55 basti kernel: [ 2073.817196] R13: 0000000000000005 R14: 0000000000000002 R15: ffffffff81cd5d00
Jul 25 14:52:55 basti kernel: [ 2073.817214] FS: 00002b63742dab80(0000) GS:ffff88023e240000(0000) knlGS:0000000000000000
Jul 25 14:52:55 basti kernel: [ 2073.817235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jul 25 14:52:55 basti kernel: [ 2073.817250] CR2: 00002ba7f5d7f300 CR3: 00000000b4ce8000 CR4: 00000000000407e0
Jul 25 14:52:55 basti kernel: [ 2073.817268] Stack:
Jul 25 14:52:55 basti kernel: [ 2073.817274] ffff8800ae403cc8 00000000fffffffd 0000000000000000 0000000000000002
Jul 25 14:52:55 basti kernel: [ 2073.817297] ffff8800ae403c28 ffffffff810941fc ffffffff81cd5720 0000000000000000
Jul 25 14:52:55 basti kernel: [ 2073.817319] 0000000000000002 ffff88022fa27000 0000000000000002 ffffffff81cd5d60
Jul 25 14:52:55 basti kernel: [ 2073.817342] Call Trace:
Jul 25 14:52:55 basti kernel: [ 2073.817351] [<ffffffff810941fc>] ? notifier_call_chain+0x4c/0x70
Jul 25 14:52:55 basti kernel: [ 2073.817367] [<ffffffff815e2757>] od_cpufreq_governor_dbs+0x17/0x20
Jul 25 14:52:55 basti kernel: [ 2073.817384] [<ffffffff815dea50>] __cpufreq_governor+0xb0/0x2a0
Jul 25 14:52:55 basti kernel: [ 2073.817401] [<ffffffff815ded8c>] cpufreq_set_policy+0x14c/0x2f0
Jul 25 14:52:55 basti kernel: [ 2073.817417] [<ffffffff815df796>] store_scaling_governor+0x96/0xf0
Jul 25 14:52:55 basti kernel: [ 2073.817434] [<ffffffff815df100>] ? cpufreq_update_policy+0x1d0/0x1d0
Jul 25 14:52:55 basti kernel: [ 2073.817452] [<ffffffff815de3c9>] store+0x79/0xc0
Jul 25 14:52:55 basti kernel: [ 2073.817467] [<ffffffff81245bed>] sysfs_kf_write+0x3d/0x50
Jul 25 14:52:55 basti kernel: [ 2073.817482] [<ffffffff81245120>] kernfs_fop_write+0xe0/0x160
Jul 25 14:52:55 basti kernel: [ 2073.817498] [<ffffffff811d00d7>] vfs_write+0xb7/0x1f0
Jul 25 14:52:55 basti kernel: [ 2073.817513] [<ffffffff811d0c76>] SyS_write+0x46/0xb0
Jul 25 14:52:55 basti kernel: [ 2073.817527] [<ffffffff817439ff>] tracesys+0xe1/0xe6
Jul 25 14:52:55 basti kernel: [ 2073.817540] Code: 0f 84 60 02 00 00 49 8b 9c 24 88 00 00 00 48 85 db 0f 84 76 06 00 00 41 83 fe 04 0f 84 85 02 00 00 41 83 fe 05 0f 84 4b 02 00 00 <48> 8b 03 44 89 ef ff 50 20 48 89 45 c0 48 8b 03 83 38 01 0f 84
Jul 25 14:52:55 basti kernel: [ 2073.817666] RIP [<ffffffff815e4395>] cpufreq_governor_dbs+0x55/0x740
Jul 25 14:52:55 basti kernel: [ 2073.817685] RSP <ffff8800ae403bd0>
Jul 25 14:52:55 basti kernel: [ 2073.818467] CR2: 0000000000000000
Jul 25 14:52:55 basti kernel: [ 2073.825744] ---[ end trace a2dad7e42b22c797 ]---
--
Dipl.-Inf. Robert Schoene
Computer Scientist - R&D Energy Efficient Computing
Technische Universitaet Dresden
Center for Information Services and High Performance Computing
Distributed and Data Intensive Computing
01062 Dresden
Tel.: +49 (351) 463-42483
Fax : +49 (351) 463-37773
E-Mail: Robert.Schoene@tu-dresden.de
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next prev parent reply other threads:[~2014-07-25 13:19 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-16 14:53 PROBLEM: Kernel OOPS and possible system freeze after concurrent writing to cpufreq/scaling_governor Robert Schöne
2014-07-24 7:11 ` PROBLEM: Kernel OOPS and possible system freeze after concurrent writing to cpufreq/scaling_governor (Resend) Robert Schöne
2014-07-24 9:42 ` Viresh Kumar
2014-07-25 8:42 ` Robert Schöne
2014-07-25 9:03 ` Viresh Kumar
2014-07-25 13:19 ` Robert Schöne [this message]
2014-09-08 8:13 ` Robert Schöne
2014-09-08 8:16 ` Robert Schöne
2014-09-08 10:56 ` Viresh Kumar
2014-09-08 12:28 ` Robert Schöne
2014-09-08 12:57 ` Viresh Kumar
2014-09-08 21:14 ` Rafael J. Wysocki
2014-09-09 4:18 ` Viresh Kumar
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