Hello,
I've booted a 2.6.27-rc1 this morning, and I got the following Oops. Previously,
this machine was running an FC8 -2.6.25.9-40 kernel, without problem.
Attached is the config used. The machine is a Dell Inspiron 6400.
BUG: unable to handle kernel NULL pointer dereference at 0000000000000002
IP: [<ffffffff8102ee19>] sched_power_savings_store+0x13/0x55
PGD 6811c067 PUD 5842c067 PMD 0
Oops: 0000 [1] SMP
CPU 0
Modules linked in: i915 drm autofs4 coretemp hwmon fuse nf_conntrack_ipv4 ipt_RE
JECT iptable_filter ip_tables nf_conntrack_ipv6 xt_state nf_conntrack xt_tcpudp
ip6t_ipv6header ip6t_REJECT ip6table_filter ip6_tables x_tables cpufreq_ondemand
acpi_cpufreq freq_table dm_mirror dm_log dm_multipath dm_mod ipv6 snd_hda_intel
snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq arc4 snd_seq_device ecb sn
d_pcm_oss hso snd_mixer_oss snd_pcm crypto_blkcipher iwl3945 snd_timer snd_page_
alloc mac80211 rfkill snd_hwdep iTCO_wdt sr_mod i2c_i801 b44 i2c_core firewire_o
hci video button ssb usb_storage iTCO_vendor_support firewire_core crc_itu_t wmi
snd cfg80211 mii output battery ac cdrom sg joydev dcdbas soundcore ata_generic
ata_piix pata_acpi libata sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd eh
ci_hcd [last unloaded: pcspkr]
Pid: 3179, comm: sched-powersave Not tainted 2.6.27-rc1 #1
RIP: 0010:[<ffffffff8102ee19>] [<ffffffff8102ee19>] sched_power_savings_store+0
x13/0x55
RSP: 0018:ffff880058473e88 EFLAGS: 00010296
RAX: fffffffffffffffb RBX: 0000000000000002 RCX: 0000000000000002
RDX: 0000000000000000 RSI: ffffffffffffffea RDI: 0000000000000002
RBP: ffff880058473e98 R08: ffffffff8102ee71 R09: ffff88006814e000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff880065093a80
R13: ffff88007f321730 R14: 00000000ffffffed R15: ffffffff81402a28
FS: 00007f4cddfe66f0(0000) GS:ffffffff81433a00(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000002 CR3: 0000000058421000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process sched-powersave (pid: 3179, threadinfo ffff880058472000, task ffff880058
449640)
Stack: ffff88005a6a7540 ffffffff814023f0 ffff880058473ea8 ffffffff8102ee82
ffff880058473eb8 ffffffff811aeabf ffff880058473f08 ffffffff810edd56
ffff880058473f48 ffff880065093aa0 ffffffff814023f0 ffff88005a6a7540
Call Trace:
[<ffffffff8102ee82>] sched_mc_power_savings_store+0x11/0x13
[<ffffffff811aeabf>] sysdev_class_store+0x24/0x26
[<ffffffff810edd56>] sysfs_write_file+0xe0/0x11c
[<ffffffff810a49c8>] vfs_write+0xae/0x157
[<ffffffff810a4ed6>] sys_write+0x47/0x6f
[<ffffffff8100befb>] system_call_fastpath+0x16/0x1b
Code: c3 55 48 89 e5 e8 bf 7b 00 00 e8 f8 53 03 00 e8 01 7c 00 00 c9 31 c0 c3 55
48 89 e5 53 48 89 f3 48 c7 c6 ea ff ff ff 48 83 ec 08 <8a> 0f 8d 41 d0 3c 01 77
31 85 d2 74 10 31 c0 80 f9 31 0f 94 c0
RIP [<ffffffff8102ee19>] sched_power_savings_store+0x13/0x55
RSP <ffff880058473e88>
CR2: 0000000000000002
---[ end trace 31382a2ba39cd029 ]---
Regards,
Paul
--
Paul Rolland E-Mail : rol(at)witbe.net
CTO - Witbe.net SA Tel. +33 (0)1 47 67 77 77
Les Collines de l'Arche Fax. +33 (0)1 47 67 77 99
F-92057 Paris La Defense RIPE : PR12-RIPE
Please no HTML, I'm not a browser - Pas d'HTML, je ne suis pas un navigateur
"Some people dream of success... while others wake up and work hard at it"
"I worry about my child and the Internet all the time, even though she's too
young to have logged on yet. Here's what I worry about. I worry that 10 or 15
years from now, she will come to me and say 'Daddy, where were you when they
took freedom of the press away from the Internet?'"
--Mike Godwin, Electronic Frontier Foundation
On Tuesday, 5 of August 2008, Paul Rolland wrote:
> Hello,
>
> I've booted a 2.6.27-rc1 this morning, and I got the following Oops. Previously,
> this machine was running an FC8 -2.6.25.9-40 kernel, without problem.
>
> Attached is the config used. The machine is a Dell Inspiron 6400.
This problem should be fixed in the current mainline, by commit
f718cd4add5aea9d379faff92f162571e356cc5f
("sched: make scheduler sysfs attributes sysdev class devices").
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f718cd4add5aea9d379faff92f162571e356cc5f
> BUG: unable to handle kernel NULL pointer dereference at 0000000000000002
> IP: [<ffffffff8102ee19>] sched_power_savings_store+0x13/0x55
> PGD 6811c067 PUD 5842c067 PMD 0
> Oops: 0000 [1] SMP
> CPU 0
> Modules linked in: i915 drm autofs4 coretemp hwmon fuse nf_conntrack_ipv4 ipt_RE
> JECT iptable_filter ip_tables nf_conntrack_ipv6 xt_state nf_conntrack xt_tcpudp
> ip6t_ipv6header ip6t_REJECT ip6table_filter ip6_tables x_tables cpufreq_ondemand
> acpi_cpufreq freq_table dm_mirror dm_log dm_multipath dm_mod ipv6 snd_hda_intel
> snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq arc4 snd_seq_device ecb sn
> d_pcm_oss hso snd_mixer_oss snd_pcm crypto_blkcipher iwl3945 snd_timer snd_page_
> alloc mac80211 rfkill snd_hwdep iTCO_wdt sr_mod i2c_i801 b44 i2c_core firewire_o
> hci video button ssb usb_storage iTCO_vendor_support firewire_core crc_itu_t wmi
> snd cfg80211 mii output battery ac cdrom sg joydev dcdbas soundcore ata_generic
> ata_piix pata_acpi libata sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd eh
> ci_hcd [last unloaded: pcspkr]
> Pid: 3179, comm: sched-powersave Not tainted 2.6.27-rc1 #1
> RIP: 0010:[<ffffffff8102ee19>] [<ffffffff8102ee19>] sched_power_savings_store+0
> x13/0x55
> RSP: 0018:ffff880058473e88 EFLAGS: 00010296
> RAX: fffffffffffffffb RBX: 0000000000000002 RCX: 0000000000000002
> RDX: 0000000000000000 RSI: ffffffffffffffea RDI: 0000000000000002
> RBP: ffff880058473e98 R08: ffffffff8102ee71 R09: ffff88006814e000
> R10: 0000000000000000 R11: 0000000000000001 R12: ffff880065093a80
> R13: ffff88007f321730 R14: 00000000ffffffed R15: ffffffff81402a28
> FS: 00007f4cddfe66f0(0000) GS:ffffffff81433a00(0000) knlGS:0000000000000000
> CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> CR2: 0000000000000002 CR3: 0000000058421000 CR4: 00000000000006e0
> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> Process sched-powersave (pid: 3179, threadinfo ffff880058472000, task ffff880058
> 449640)
> Stack: ffff88005a6a7540 ffffffff814023f0 ffff880058473ea8 ffffffff8102ee82
> ffff880058473eb8 ffffffff811aeabf ffff880058473f08 ffffffff810edd56
> ffff880058473f48 ffff880065093aa0 ffffffff814023f0 ffff88005a6a7540
> Call Trace:
> [<ffffffff8102ee82>] sched_mc_power_savings_store+0x11/0x13
> [<ffffffff811aeabf>] sysdev_class_store+0x24/0x26
> [<ffffffff810edd56>] sysfs_write_file+0xe0/0x11c
> [<ffffffff810a49c8>] vfs_write+0xae/0x157
> [<ffffffff810a4ed6>] sys_write+0x47/0x6f
> [<ffffffff8100befb>] system_call_fastpath+0x16/0x1b
>
>
> Code: c3 55 48 89 e5 e8 bf 7b 00 00 e8 f8 53 03 00 e8 01 7c 00 00 c9 31 c0 c3 55
> 48 89 e5 53 48 89 f3 48 c7 c6 ea ff ff ff 48 83 ec 08 <8a> 0f 8d 41 d0 3c 01 77
> 31 85 d2 74 10 31 c0 80 f9 31 0f 94 c0
> RIP [<ffffffff8102ee19>] sched_power_savings_store+0x13/0x55
> RSP <ffff880058473e88>
> CR2: 0000000000000002
> ---[ end trace 31382a2ba39cd029 ]---
Hello,
On Tue, 5 Aug 2008 14:44:16 +0200
"Rafael J. Wysocki" <[email protected]> wrote:
> On Tuesday, 5 of August 2008, Paul Rolland wrote:
> > Hello,
> >
> > I've booted a 2.6.27-rc1 this morning, and I got the following Oops.
> > Previously, this machine was running an FC8 -2.6.25.9-40 kernel, without
> > problem.
> >
> > Attached is the config used. The machine is a Dell Inspiron 6400.
>
> This problem should be fixed in the current mainline, by commit
> f718cd4add5aea9d379faff92f162571e356cc5f
> ("sched: make scheduler sysfs attributes sysdev class devices").
>
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f718cd4add5aea9d379faff92f162571e356cc5f
Yes, thanks that fixed it !
Regards,
Paul
--
Paul Rolland E-Mail : rol(at)witbe.net
CTO - Witbe.net SA Tel. +33 (0)1 47 67 77 77
Les Collines de l'Arche Fax. +33 (0)1 47 67 77 99
F-92057 Paris La Defense RIPE : PR12-RIPE
Please no HTML, I'm not a browser - Pas d'HTML, je ne suis pas un navigateur
"Some people dream of success... while others wake up and work hard at it"
"I worry about my child and the Internet all the time, even though she's too
young to have logged on yet. Here's what I worry about. I worry that 10 or 15
years from now, she will come to me and say 'Daddy, where were you when they
took freedom of the press away from the Internet?'"
--Mike Godwin, Electronic Frontier Foundation