Public bug reported:
Binary package hint: linux-source-2.6.20
Sometime during boot, I get this:
[ 101.624942] Unable to handle kernel paging request at ffff8104b4bdadd4 RIP:
[ 101.624946] [<ffffffff88b1a12a>]
:cpufreq_stats:cpufreq_stat_notifier_trans+0x7a/0xb0
[ 101.624952] PGD 8063 PUD 0
[ 101.624954] Oops: 0002 [1] SMP
[ 101.624957] CPU 1
[ 101.624958] Modules linked in: vmnet(P) vmmon(P) acpi_cpufreq
cpufreq_userspace cpufreq_stats cpufreq_powersave cpufreq_ondemand freq_table
cpufreq_conservative video sbs i2c_ec dock container button battery asus_acpi
backlight ac ext3 jbd mbcache nfs lockd sunrpc fuse af_packet lm78 hwmon_vid
eeprom i2c_isa i2c_i801 sbp2 lp bt878 tuner snd_hda_intel tvaudio snd_hda_codec
usb_storage snd_bt87x bttv video_buf ir_common snd_seq_dummy snd_pcm_oss
snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq libusual
compat_ioctl32 i2c_algo_bit nvidia(P) snd_mixer_oss btcx_risc tveeprom videodev
v4l2_common v4l1_compat sk98lin psmouse serio_raw snd_seq_device sky2 i2c_core
snd_pcm snd_timer floppy parport_pc parport snd iTCO_wdt iTCO_vendor_support
soundcore snd_page_alloc pcspkr shpchp pci_hotplug evdev tsdev ipv6 piix jfs
generic usbhid hid sg sr_mod cdrom sd_mod ata_piix dm_mod ehci_hcd uhci_hcd
skge ata_generic ahci raid10 ohci1394 ieee1394 libata scsi_mod usbcore raid456
xor raid1 raid0 multipath linear md_mod thermal processor fan vesafb capability
commoncap vga16fb cfbcopyarea vgastate cfbimgblt cfbfillrect fbcon tileblit
font bitblit softcursor
[ 101.625019] Pid: 5581, comm: kondemand/1 Tainted: P 2.6.20-4-generic #2
[ 101.625021] RIP: 0010:[<ffffffff88b1a12a>] [<ffffffff88b1a12a>]
:cpufreq_stats:cpufreq_stat_notifier_trans+0x7a/0xb0
[ 101.625026] RSP: 0018:ffff8100ad5dbcd0 EFLAGS: 00010296
[ 101.625028] RAX: ffff8104b4bdadd4 RBX: ffff8100b4c62180 RCX: ffff8100b4bdadc0
[ 101.625030] RDX: 0000000000000000 RSI: ffff8100b4c62180 RDI: ffffffff88b1c000
[ 101.625032] RBP: ffff8100ad5dbda0 R08: 0000000000000002 R09: 0000000000000002
[ 101.625033] R10: 0000000000000001 R11: 0000000000185a60 R12: 00000000ffffffff
[ 101.625035] R13: 0000000000000000 R14: ffffffff806201d8 R15: 0000000000000001
[ 101.625038] FS: 0000000000000000(0000) GS:ffff81003789edc0(0000)
knlGS:0000000000000000
[ 101.625040] CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
[ 101.625042] CR2: ffff8104b4bdadd4 CR3: 00000000b328b000 CR4: 00000000000006e0
[ 101.625044] Process kondemand/1 (pid: 5581, threadinfo ffff8100ad5da000,
task ffff8100ada78860)
[ 101.625046] Stack: 0000000000000282 ffffffff88b1f0d0 ffff8100ad5dbda0
0000000000000001
[ 101.625050] 0000000000000000 ffffffff8026a496 ffffffff80620200
ffff8100b2dc3e00
[ 101.625053] ffff8100ad5dbda0 ffffffff8029cb76 ffff8100ad5dbda0
0000000000000000
[ 101.625056] Call Trace:
[ 101.625067] [<ffffffff8026a496>] notifier_call_chain+0x26/0x40
[ 101.625074] [<ffffffff8029cb76>] srcu_notifier_call_chain+0x46/0x80
[ 101.625083] [<ffffffff803ba076>] cpufreq_notify_transition+0x86/0xa0
[ 101.625090] [<ffffffff88b21524>]
:acpi_cpufreq:acpi_cpufreq_target+0x2b4/0x310
[ 101.625111] [<ffffffff88b1668b>] :cpufreq_ondemand:do_dbs_timer+0x20b/0x2c0
[ 101.625120] [<ffffffff88b16480>] :cpufreq_ondemand:do_dbs_timer+0x0/0x2c0
[ 101.625124] [<ffffffff8024fd38>] run_workqueue+0xa8/0x160
[ 101.625130] [<ffffffff8024c0b0>] worker_thread+0x0/0x190
[ 101.625133] [<ffffffff802a2f60>] keventd_create_kthread+0x0/0x90
[ 101.625136] [<ffffffff8024c1fb>] worker_thread+0x14b/0x190
[ 101.625141] [<ffffffff8028dcb0>] default_wake_function+0x0/0x10
[ 101.625149] [<ffffffff802a2f60>] keventd_create_kthread+0x0/0x90
[ 101.625158] [<ffffffff8024c0b0>] worker_thread+0x0/0x190
[ 101.625161] [<ffffffff80233fb9>] kthread+0xd9/0x120
[ 101.625171] [<ffffffff80261ec8>] child_rip+0xa/0x12
[ 101.625176] [<ffffffff802a2f60>] keventd_create_kthread+0x0/0x90
[ 101.625191] [<ffffffff80233ee0>] kthread+0x0/0x120
[ 101.625194] [<ffffffff80261ebe>] child_rip+0x0/0x12
[ 101.625200]
[ 101.625201]
[ 101.625201] Code: 83 00 01 83 43 04 01 c7 05 c5 1e 00 00 01 00 00 00 0f 1f
44
[ 101.625209] RIP [<ffffffff88b1a12a>]
:cpufreq_stats:cpufreq_stat_notifier_trans+0x7a/0xb0
[ 101.625213] RSP <ffff8100ad5dbcd0>
[ 101.625215] CR2: ffff8104b4bdadd4
And from then on several processes go into indefinite uninterruptible
sleep ('D' state in ps), including but not limited to any attempt to use
modprobe.
Please let me know if any more information is needed. Thanks.
** Affects: linux-source-2.6.20 (Ubuntu)
Importance: Undecided
Status: Unconfirmed
--
kernel oops in cpufreq / kondemand
https://launchpad.net/bugs/78635
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