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Date: Thu, 3 Apr 2008 21:45:41 +0530
From: "Sanjeev Aditya Naga" <sanjeev.kernel@...il.com>
To: trenn@...e.de
Cc: "Andrew Morton" <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
"Venkatesh Pallipadi" <venkatesh.pallipadi@...el.com>
Subject: Re: [>=2.6.23][BUG] Oops on power disconnection
Hello Thomas,
On Wed, Apr 2, 2008 at 11:42 PM, Thomas Renninger <trenn@...e.de> wrote:
>
> On Wed, 2008-04-02 at 21:43 +0530, Sanjeev Aditya Naga wrote:
> > Hello Thomas,
> >
> > > Hi,
> > >
> > >
> > > On Wed, 2008-04-02 at 18:38 +0530, Sanjeev Aditya Naga wrote:
> > > > Hello Andrew Morton,
> > > >
> > > > Greetings!
> > > >
> > > > Thank you for the update. Is there anything I can do
> > > > from my side?
> > > >
> > > > I thought it was a acpi (dsdt) problem. And based on
> > > > a tutorial, I have tried to extract, fix, recompile the dsdt
> > > > and use it with the kernel. But still I have the same problem.
> > > > Let me know if I shall attach the dsdt (original) decompiled
> > > > code, if that helps.
> > >
> > > this could be due a general memory corruption problem through ACPICA.
> > > If you get different backtraces on reboots even you only modified things
> > > that do not have to do with the problem, it's probably that and related
> > > to:
> > > http://bugzilla.kernel.org/show_bug.cgi?id=10339
> > >
> > > You might want to try the latest kernel or the patch posted there.
> >
> > Thank you for the update.
> > I have checked the bug and unfortunately its not the
> > same issue. Things work absolutely fine, when I'm
> > running on AC power. It even displays the exact
> > battery (and charging) status to me. It messes up
> > when suddenly AC power gets disconnected and
> > switches to battery mode (The time when I get Oops).
> > The system is still usable after switching to battery
> > mode and I still get correct battery stats until its
> > completely discharged. However most of the commands
> > like kill, poweroff, java doesn't work after the Oops.
> The bug is not related to battery, but to AML parsing and can therefore
> affect anything which is ACPI related.
>
>
> > BTW there is one similarity with the referenced bug.
> > If I boot the computer without AC Power, it gives the
> > same Oops and stops during booting itself.
> >
> > I shall try the latest kernel once and shall update you.
> That would be great.
> If it works, please give the patch there a try, IMO this one should see
> 2.6.2[34].X stable kernels soon.
I have got the lastest kernel 2.6.25-rc8 today. I observed that
the referenced patch is already in the kernel. However this didn't
solve the problem in question. I get the same Oops on this kernel
as well. Find the latest dmesg along with the Oops:
Regards,
Sanjeev
------------[ cut here ]------------
WARNING: at lib/kref.c:43 kref_get+0x17/0x1c()
Modules linked in: wlan_scan_sta ath_rate_sample ath_pci wlan
ath_hal(P) sit tunnel4 ipv6 cbc aes_i586 aes_generic dm_crypt
ipt_MASQUERADE iptable_nat nf_nat bridge autofs4 nf_conntrack_ipv4
xt_state nf_conntrack xt_tcpudp ipt_REJECT iptable_filter ip_tables
x_tables cpufreq_ondemand acpi_cpufreq fuse loop dm_mirror
dm_multipath dm_mod snd_hda_intel snd_seq_dummy snd_seq_oss
snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss
snd_pcm snd_timer sr_mod video 8139cp snd_page_alloc 8139too snd_hwdep
i2c_piix4 i2c_core pcspkr output snd battery soundcore ac mii joydev
sg cdrom button pata_atiixp pata_acpi sata_sil ata_generic libata
sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd [last
unloaded: microcode]
Pid: 70, comm: kacpi_notify Tainted: P 2.6.25-rc8 #2
[<c0427dcc>] warn_on_slowpath+0x40/0x65
[<c043007b>] switch_uid+0x5a/0x70
[<c04147bc>] smp_call_function_single+0x27/0x47
[<c04f1610>] number+0x120/0x1e6
[<c04f1ed1>] vsnprintf+0x40a/0x447
[<c04ef103>] kref_get+0x17/0x1c
[<c04ee6a0>] kobject_get+0xf/0x13
[<c04ee72f>] kobject_add_internal+0x42/0x13b
[<c04ee8dc>] kobject_init_and_add+0x23/0x25
[<c0596b90>] cpuidle_add_state_sysfs+0x63/0xd7
[<c05144d4>] acpi_os_execute_deferred+0x0/0x25
[<c0596498>] cpuidle_enable_device+0x35/0xac
[<c0531c28>] acpi_processor_cst_has_changed+0x40/0x54
[<c052fac1>] acpi_processor_notify+0x83/0xde
[<c0519549>] acpi_ev_notify_dispatch+0x4c/0x57
[<c05144f1>] acpi_os_execute_deferred+0x1d/0x25
[<c0435441>] run_workqueue+0x74/0xef
[<c0435572>] worker_thread+0xb6/0xc2
[<c0437f8a>] autoremove_wake_function+0x0/0x2d
[<c04354bc>] worker_thread+0x0/0xc2
[<c0437d35>] kthread+0x38/0x5d
[<c0437cfd>] kthread+0x0/0x5d
[<c0406d47>] kernel_thread_helper+0x7/0x10
=======================
---[ end trace c2cdf21b5cc60ed6 ]---
dmesg output:
Initializing cgroup subsys cpuset
Linux version 2.6.25-rc8 (root@...ksha.cultuzz.in) (gcc version 4.3.0
20080222 (Red Hat 4.3.0-0.11) (GCC) ) #2 SMP Mon Apr 7 11:37:36 IST
2008
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009dc00 (usable)
BIOS-e820: 000000000009dc00 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000ce000 - 00000000000d0000 (reserved)
BIOS-e820: 00000000000dc000 - 00000000000e0000 (reserved)
BIOS-e820: 00000000000e4000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 0000000057e80000 (usable)
BIOS-e820: 0000000057e80000 - 0000000057e96000 (ACPI data)
BIOS-e820: 0000000057e96000 - 0000000057f00000 (ACPI NVS)
BIOS-e820: 0000000057f00000 - 0000000058000000 (reserved)
BIOS-e820: 00000000e0000000 - 00000000f0000000 (reserved)
BIOS-e820: 00000000fec00000 - 00000000fec10000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
510MB HIGHMEM available.
896MB LOWMEM available.
Scan SMP from c0000000 for 1024 bytes.
Scan SMP from c009fc00 for 1024 bytes.
Scan SMP from c00f0000 for 65536 bytes.
found SMP MP-table at [c00f7130] 000f7130
Entering add_active_range(0, 0, 360064) 0 entries of 256 used
Zone PFN ranges:
DMA 0 -> 4096
Normal 4096 -> 229376
HighMem 229376 -> 360064
Movable zone start PFN for each node
early_node_map[1] active PFN ranges
0: 0 -> 360064
On node 0 totalpages: 360064
DMA zone: 32 pages used for memmap
DMA zone: 0 pages reserved
DMA zone: 4064 pages, LIFO batch:0
Normal zone: 1760 pages used for memmap
Normal zone: 223520 pages, LIFO batch:31
HighMem zone: 1021 pages used for memmap
HighMem zone: 129667 pages, LIFO batch:31
Movable zone: 0 pages used for memmap
DMI present.
Using APIC driver default
ACPI: RSDP 000F7070, 0014 (r0 TOSQCI)
ACPI: RSDT 57E8F4EF, 0038 (r1 TOSQCI TOSQCI00 6040000 LTP 0)
ACPI: FACP 57E95D7C, 0074 (r1 ATI Bonefish 6040000 ATI F4240)
ACPI: DSDT 57E8FF4C, 5E30 (r1 TOSQCI L10 6040000 MSFT 2000002)
ACPI: FACS 57E96FC0, 0040
ACPI: APIC 57E95DF0, 005E (r1 PTLTD APIC 6040000 LTP 0)
ACPI: MCFG 57E95E4E, 003C (r1 PTLTD MCFG 6040000 LTP 0)
ACPI: SLIC 57E95E8A, 0176 (r1 TOSQCI TOSQCI00 6040000 LTP 0)
ACPI: SSDT 57E8F527, 0535 (r1 PmRef CpuPm 3000 INTL 20050228)
ACPI: DMI detected: Toshiba
ATI board detected. Disabling timer routing over 8254.
ACPI: PM-Timer IO Port: 0x8008
ACPI: Local APIC address 0xfee00000
ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
Processor #0 6:14 APIC version 20
ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
Processor #1 6:14 APIC version 20
ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
IOAPIC[0]: apic_id 2, version 33, address 0xfec00000, GSI 0-23
ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 21 low level)
Enabling APIC mode: Flat. Using 1 I/O APICs
Using ACPI (MADT) for SMP configuration information
Allocating PCI resources starting at 60000000 (gap: 58000000:88000000)
PM: Registered nosave memory: 000000000009d000 - 000000000009e000
PM: Registered nosave memory: 000000000009e000 - 00000000000a0000
PM: Registered nosave memory: 00000000000a0000 - 00000000000ce000
PM: Registered nosave memory: 00000000000ce000 - 00000000000d0000
PM: Registered nosave memory: 00000000000d0000 - 00000000000dc000
PM: Registered nosave memory: 00000000000dc000 - 00000000000e0000
PM: Registered nosave memory: 00000000000e0000 - 00000000000e4000
PM: Registered nosave memory: 00000000000e4000 - 0000000000100000
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 357251
Kernel command line: ro root=LABEL=/1 rhgb quiet acpi_os="!Linux"
acpi_os_name="Windows 2006"
mapped APIC to ffffb000 (fee00000)
mapped IOAPIC to ffffa000 (fec00000)
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Initializing CPU#0
CPU 0 irqstacks, hard=c07b0000 soft=c0790000
PID hash table entries: 4096 (order: 12, 16384 bytes)
Detected 1600.057 MHz processor.
Console: colour VGA+ 80x25
console [tty0] enabled
Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
Memory: 1419748k/1440256k available (2198k kernel code, 19260k
reserved, 1127k data, 280k init, 522752k highmem)
virtual kernel memory layout:
fixmap : 0xffc52000 - 0xfffff000 (3764 kB)
pkmap : 0xff400000 - 0xff800000 (4096 kB)
vmalloc : 0xf8800000 - 0xff3fe000 ( 107 MB)
lowmem : 0xc0000000 - 0xf8000000 ( 896 MB)
.init : 0xc0747000 - 0xc078d000 ( 280 kB)
.data : 0xc0625b16 - 0xc073f7f0 (1127 kB)
.text : 0xc0400000 - 0xc0625b16 (2198 kB)
Checking if this processor honours the WP bit even in supervisor mode...Ok.
CPA: page pool initialized 1 of 1 pages preallocated
SLUB: Genslabs=12, HWalign=64, Order=0-1, MinObjects=4, CPUs=2, Nodes=1
Calibrating delay using timer specific routine.. 3203.40 BogoMIPS (lpj=1601701)
Security Framework initialized
SELinux: Initializing.
SELinux: Starting in permissive mode
selinux_register_security: Registering secondary module capability
Capability LSM initialized as secondary
Mount-cache hash table entries: 512
Initializing cgroup subsys ns
Initializing cgroup subsys cpuacct
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 1024K
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 0
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
using mwait in idle threads.
Compat vDSO mapped to ffffe000.
Checking 'hlt' instruction... OK.
Early unpacking initramfs... done
ACPI: Core revision 20070126
ACPI: Overriding _OS definition to 'Windows 2006'
ACPI: Looking for DSDT in initramfs... error, file /DSDT.aml not found.
CPU0: Intel Genuine Intel(R) CPU T2060 @ 1.60GHz stepping 0c
Booting processor 1/1 ip 4000
CPU 1 irqstacks, hard=c07b1000 soft=c0791000
Initializing CPU#1
Calibrating delay using timer specific routine.. 3199.54 BogoMIPS (lpj=1599774)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 1024K
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 1
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#1.
CPU1: Intel Genuine Intel(R) CPU T2060 @ 1.60GHz stepping 0c
Total of 2 processors activated (6402.95 BogoMIPS).
ENABLING IO-APIC IRQs
..TIMER: vector=0x31 apic1=0 pin1=0 apic2=-1 pin2=-1
checking TSC synchronization [CPU#0 -> CPU#1]: passed.
Brought up 2 CPUs
CPU0 attaching sched-domain:
domain 0: span 00000003
groups: 00000001 00000002
CPU1 attaching sched-domain:
domain 0: span 00000003
groups: 00000002 00000001
net_namespace: 548 bytes
Booting paravirtualized kernel on bare hardware
NET: Registered protocol family 16
No dock devices found.
ACPI: bus type pci registered
PCI: Using MMCONFIG for extended config space
PCI: Using configuration type 1
Setting up standard PCI resources
ACPI: EC: Look up EC in DSDT
ACPI Error (dswload-0664): [\___] Namespace lookup failure, AE_NOT_FOUND
ACPI Exception (psloop-0225): AE_NOT_FOUND, During name lookup/catalog
[20070126]
ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0._INI] (Node f781a6c0), AE_NOT_FOUND
ACPI: Interpreter enabled
ACPI: (supports S0 S3 S4 S5)
ACPI: Using IOAPIC for interrupt routing
ACPI: EC: GPE = 0x10, I/O: command/status = 0x66, data = 0x62
ACPI: EC: driver started in poll mode
ACPI: PCI Root Bridge [PCI0] (0000:00)
PCI: Transparent bridge - 0000:00:14.4
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P2P_._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.AGP_._PRT]
ACPI: PCI Interrupt Link [LNKA] (IRQs 10 11) *0, disabled.
ACPI: PCI Interrupt Link [LNKB] (IRQs 10 11) *0, disabled.
ACPI: PCI Interrupt Link [LNKC] (IRQs 10 11) *0, disabled.
ACPI: PCI Interrupt Link [LNKD] (IRQs 10 11) *0, disabled.
ACPI: PCI Interrupt Link [LNKE] (IRQs 10 11) *0, disabled.
ACPI: PCI Interrupt Link [LNKF] (IRQs 10 11) *0, disabled.
ACPI: PCI Interrupt Link [LNKG] (IRQs 10 11) *0, disabled.
ACPI: PCI Interrupt Link [LNKH] (IRQs 10 11) *0, disabled.
Linux Plug and Play Support v0.97 (c) Adam Belay
pnp: PnP ACPI init
ACPI: bus type pnp registered
00:09: mem resource (0xc0004800-0xc00057ff) overlaps 0000:00:01.0 BAR
8 (0xc0000000-0xc00fffff), disabling
pnp: PnP ACPI: found 10 devices
ACPI: ACPI bus type pnp unregistered
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
PCI: Using ACPI for IRQ routing
PCI: If a device doesn't work, try "pci=routeirq". If it helps, post a report
NetLabel: Initializing
NetLabel: domain hash size = 128
NetLabel: protocols = UNLABELED CIPSOv4
NetLabel: unlabeled traffic allowed by default
system 00:01: iomem range 0xe0000000-0xefffffff could not be reserved
system 00:08: ioport range 0x1080-0x1080 has been reserved
system 00:08: ioport range 0x200-0x20f has been reserved
system 00:08: ioport range 0x40b-0x40b has been reserved
system 00:08: ioport range 0x4d0-0x4d1 has been reserved
system 00:08: ioport range 0x4d6-0x4d6 has been reserved
system 00:08: ioport range 0x530-0x537 has been reserved
system 00:08: ioport range 0xc00-0xc01 has been reserved
system 00:08: ioport range 0xc14-0xc14 has been reserved
system 00:08: ioport range 0xc50-0xc52 has been reserved
system 00:08: ioport range 0xc6c-0xc6c has been reserved
system 00:08: ioport range 0xc6f-0xc6f has been reserved
system 00:08: ioport range 0xcd4-0xcd5 has been reserved
system 00:08: ioport range 0xcd6-0xcd7 has been reserved
system 00:08: ioport range 0xcd8-0xcdf has been reserved
system 00:08: ioport range 0x8000-0x805f could not be reserved
system 00:08: ioport range 0x8210-0x821f has been reserved
system 00:08: ioport range 0xf40-0xf47 has been reserved
system 00:08: ioport range 0x280-0x293 has been reserved
system 00:08: ioport range 0x87f-0x87f has been reserved
system 00:09: iomem range 0xe0000-0xfffff could not be reserved
system 00:09: iomem range 0xfff00000-0xffffffff could not be reserved
system 00:09: iomem range 0x0-0xfff could not be reserved
PCI: Bridge: 0000:00:01.0
IO window: 9000-9fff
MEM window: 0xc0000000-0xc00fffff
PREFETCH window: 0x00000000d0000000-0x00000000dfffffff
PCI: Bus 10, cardbus bridge: 0000:09:01.0
IO window: 0x0000a400-0x0000a4ff
IO window: 0x0000a800-0x0000a8ff
PREFETCH window: 0x60000000-0x63ffffff
MEM window: 0x64000000-0x67ffffff
PCI: Bridge: 0000:00:14.4
IO window: a000-afff
MEM window: 0xc0100000-0xc01fffff
PREFETCH window: 0x0000000060000000-0x0000000063ffffff
PCI: Enabling device 0000:09:01.0 (0000 -> 0003)
ACPI: PCI Interrupt 0000:09:01.0[A] -> GSI 20 (level, low) -> IRQ 20
NET: Registered protocol family 2
IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
TCP bind hash table entries: 65536 (order: 7, 524288 bytes)
TCP: Hash tables configured (established 131072 bind 65536)
TCP reno registered
checking if image is initramfs... it is
Freeing initrd memory: 2618k freed
apm: BIOS not found.
audit: initializing netlink socket (disabled)
type=2000 audit(1207624959.772:1): initialized
highmem bounce pool size: 64 pages
Total HugeTLB memory allocated, 0
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
SELinux: Registering netfilter hooks
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
pci 0000:01:05.0: Boot video device
pci_hotplug: PCI Hot Plug PCI Core version: 0.5
ACPI: SSDT 57E8FCDD, 01E8 (r1 PmRef Cpu0Ist 3000 INTL 20050228)
ACPI: SSDT 57E8FA5C, 01FC (r1 PmRef Cpu0Cst 3001 INTL 20050228)
ACPI: ACPI0007:00 is registered as cooling_device0
ACPI: Processor [CPU0] (supports 8 throttling states)
ACPI: SSDT 57E8FEC5, 0087 (r1 PmRef Cpu1Ist 3000 INTL 20050228)
ACPI: SSDT 57E8FC58, 0085 (r1 PmRef Cpu1Cst 3000 INTL 20050228)
ACPI: ACPI0007:01 is registered as cooling_device1
ACPI: Processor [CPU1] (supports 8 throttling states)
ACPI: LNXTHERM:01 is registered as thermal_zone0
ACPI: EC: non-query interrupt received, switching to interrupt mode
ACPI: Thermal Zone [THRM] (41 C)
isapnp: Scanning for PnP cards...
Switched to high resolution mode on CPU 1
Switched to high resolution mode on CPU 0
isapnp: No Plug & Play device found
Real Time Clock Driver v1.12ac
Non-volatile memory driver v1.2
Linux agpgart interface v0.103
Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled
brd: module loaded
input: Macintosh mouse button emulation as /devices/virtual/input/input0
Yenta: CardBus bridge found at 0000:09:01.0 [1179:ff31]
Yenta: Using CSCINT to route CSC interrupts to PCI
Yenta: Routing CardBus interrupts to PCI
Yenta TI: socket 0000:09:01.0, mfunc 0x00001002, devctl 0x44
Yenta: ISA IRQ mask 0x0cf8, PCI irq 20
Socket status: 30000006
pcmcia: parent PCI bridge I/O window: 0xa000 - 0xafff
cs: IO port probe 0xa000-0xafff: clean.
pcmcia: parent PCI bridge Memory window: 0xc0100000 - 0xc01fffff
pcmcia: parent PCI bridge Memory window: 0x60000000 - 0x63ffffff
PNP: PS/2 Controller [PNP0303:KBC0,PNP0f13:MSE0] at 0x60,0x64 irq 1,12
serio: i8042 KBD port at 0x60,0x64 irq 1
serio: i8042 AUX port at 0x60,0x64 irq 12
mice: PS/2 mouse device common for all mice
input: AT Translated Set 2 keyboard as
/devices/platform/i8042/serio0/input/input1
cpuidle: using governor ladder
cpuidle: using governor menu
usbcore: registered new interface driver hiddev
usbcore: registered new interface driver usbhid
drivers/hid/usbhid/hid-core.c: v2.6:USB HID core driver
TCP cubic registered
Initializing XFRM netlink socket
NET: Registered protocol family 1
NET: Registered protocol family 17
Using IPI No-Shortcut mode
registered taskstats version 1
Freeing unused kernel memory: 280k freed
Write protecting the kernel read-only data: 916k
ACPI: PCI Interrupt 0000:00:13.2[A] -> GSI 19 (level, low) -> IRQ 19
ehci_hcd 0000:00:13.2: EHCI Host Controller
ehci_hcd 0000:00:13.2: new USB bus registered, assigned bus number 1
ehci_hcd 0000:00:13.2: irq 19, io mem 0xc0406000
ehci_hcd 0000:00:13.2: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 8 ports detected
usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: EHCI Host Controller
usb usb1: Manufacturer: Linux 2.6.25-rc8 ehci_hcd
usb usb1: SerialNumber: 0000:00:13.2
ohci_hcd: 2006 August 04 USB 1.1 'Open' Host Controller (OHCI) Driver
ACPI: PCI Interrupt 0000:00:13.0[A] -> GSI 19 (level, low) -> IRQ 19
ohci_hcd 0000:00:13.0: OHCI Host Controller
ohci_hcd 0000:00:13.0: new USB bus registered, assigned bus number 2
ohci_hcd 0000:00:13.0: irq 19, io mem 0xc0404000
usb usb2: configuration #1 chosen from 1 choice
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 4 ports detected
usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb2: Product: OHCI Host Controller
usb usb2: Manufacturer: Linux 2.6.25-rc8 ohci_hcd
usb usb2: SerialNumber: 0000:00:13.0
ACPI: PCI Interrupt 0000:00:13.1[A] -> GSI 19 (level, low) -> IRQ 19
ohci_hcd 0000:00:13.1: OHCI Host Controller
ohci_hcd 0000:00:13.1: new USB bus registered, assigned bus number 3
ohci_hcd 0000:00:13.1: irq 19, io mem 0xc0405000
usb usb3: configuration #1 chosen from 1 choice
hub 3-0:1.0: USB hub found
hub 3-0:1.0: 4 ports detected
Synaptics Touchpad, model: 1, fw: 6.2, id: 0x25a0b1, caps: 0xa04713/0x0
synaptics: Toshiba Satellite L35 detected, limiting rate to 40pps.
input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input2
usb usb3: New USB device found, idVendor=1d6b, idProduct=0001
usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb3: Product: OHCI Host Controller
usb usb3: Manufacturer: Linux 2.6.25-rc8 ohci_hcd
usb usb3: SerialNumber: 0000:00:13.1
USB Universal Host Controller Interface driver v3.0
SCSI subsystem initialized
Driver 'sd' needs updating - please use bus_type methods
libata version 3.00 loaded.
sata_sil 0000:00:12.0: version 2.3
PCI: Enabling device 0000:00:12.0 (0005 -> 0007)
ACPI: PCI Interrupt 0000:00:12.0[A] -> GSI 22 (level, low) -> IRQ 22
scsi0 : sata_sil
scsi1 : sata_sil
ata1: SATA max UDMA/100 mmio m512@...0407000 tf 0xc0407080 irq 22
ata2: SATA max UDMA/100 mmio m512@...0407000 tf 0xc04070c0 irq 22
ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata1.00: ATA-7: TOSHIBA MK8037GSX, DL230M, max UDMA/100
ata1.00: 156301488 sectors, multi 16: LBA48 NCQ (depth 0/32)
ata1.00: configured for UDMA/100
ata2: SATA link down (SStatus 0 SControl 300)
scsi 0:0:0:0: Direct-Access ATA TOSHIBA MK8037GS DL23 PQ: 0 ANSI: 5
sd 0:0:0:0: [sda] 156301488 512-byte hardware sectors (80026 MB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't
support DPO or FUA
sd 0:0:0:0: [sda] 156301488 512-byte hardware sectors (80026 MB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't
support DPO or FUA
sda: sda1 sda2 sda3 sda4
sd 0:0:0:0: [sda] Attached SCSI disk
ACPI: PCI Interrupt 0000:00:14.1[A] -> GSI 16 (level, low) -> IRQ 16
PCI: Setting latency timer of device 0000:00:14.1 to 64
ACPI: PCI interrupt for device 0000:00:14.1 disabled
ACPI: PCI Interrupt 0000:00:14.1[A] -> GSI 16 (level, low) -> IRQ 16
scsi2 : pata_atiixp
scsi3 : pata_atiixp
ata3: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0x8460 irq 14
ata4: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0x8468 irq 15
ata3: port disabled. ignoring.
ata4.00: ATAPI: MATSHITADVD-RAM UJ-850S, 1.10, max UDMA/33
ata4.00: configured for UDMA/33
scsi 3:0:0:0: CD-ROM MATSHITA DVD-RAM UJ-850S 1.10 PQ: 0 ANSI: 5
EXT3-fs: INFO: recovery required on readonly filesystem.
EXT3-fs: write access will be enabled during recovery.
kjournald starting. Commit interval 5 seconds
EXT3-fs: recovery complete.
EXT3-fs: mounted filesystem with ordered data mode.
SELinux: Disabled at runtime.
SELinux: Unregistering netfilter hooks
type=1404 audit(1207624975.849:2): selinux=0 auid=4294967295 ses=4294967295
input: Power Button (FF) as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input3
ACPI: Power Button (FF) [PWRF]
input: Lid Switch as /devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input4
ACPI: Lid Switch [LID]
input: Power Button (CM) as
/devices/LNXSYSTM:00/device:00/PNP0C0C:00/input/input5
ACPI: Power Button (CM) [PWRB]
sd 0:0:0:0: Attached scsi generic sg0 type 0
scsi 3:0:0:0: Attached scsi generic sg1 type 5
ACPI: AC Adapter [ACAD] (on-line)
input: PC Speaker as /devices/platform/pcspkr/input/input6
cs: IO port probe 0x100-0x3af: clean.
cs: IO port probe 0x3e0-0x4ff: clean.
cs: IO port probe 0x820-0x8ff: clean.
cs: IO port probe 0xc00-0xcf7: clean.
cs: IO port probe 0xa00-0xaff: clean.
piix4_smbus 0000:00:14.0: Found 0000:00:14.0 device
8139too Fast Ethernet driver 0.9.28
ACPI: PCI Interrupt 0000:09:02.0[A] -> GSI 21 (level, low) -> IRQ 21
eth0: RealTek RTL8139 at 0xf8914000, 00:1b:24:1e:9a:57, IRQ 21
eth0: Identified 8139 chip type 'RTL-8100B/8139D'
ACPI: Battery Slot [BAT1] (battery present)
8139cp: 10/100 PCI Ethernet driver v1.3 (Mar 22, 2004)
Driver 'sr' needs updating - please use bus_type methods
sr0: scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda tray
Uniform CD-ROM driver Revision: 3.20
sr 3:0:0:0: Attached scsi CD-ROM sr0
ACPI: device:1d is registered as cooling_device2
input: Video Bus as
/devices/LNXSYSTM:00/device:00/PNP0A03:00/device:1a/device:1b/input/input7
ACPI: Video Device [VGA] (multi-head: yes rom: no post: no)
ACPI: PCI Interrupt 0000:00:14.2[A] -> GSI 16 (level, low) -> IRQ 16
ALSA sound/pci/hda/hda_intel.c:1813: chipset global capabilities = 0x4401
ALSA sound/pci/hda/hda_intel.c:749: codec_mask = 0xb
ALSA sound/pci/hda/hda_codec.c:2214: hda_codec: model '3stack' is selected
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Surround
Playback Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Center Playback
Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave LFE Playback
Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Side Playback
Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Headphone
Playback Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Speaker
Playback Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Mono Playback
Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Line-Out
Playback Volume, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Surround
Playback Switch, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Center Playback
Switch, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave LFE Playback
Switch, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Side Playback
Switch, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Speaker
Playback Switch, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave Mono Playback
Switch, skipped
ALSA sound/pci/hda/hda_codec.c:1076: Cannot find slave IEC958 Playback
Switch, skipped
device-mapper: uevent: version 1.0.3
device-mapper: ioctl: 4.13.0-ioctl (2007-10-18) initialised: dm-devel@...hat.com
device-mapper: multipath: version 1.0.5 loaded
loop: module loaded
EXT3 FS on sda4, internal journal
fuse init (API version 7.9)
Adding 3116600k swap on /dev/sda3. Priority:-1 extents:1 across:3116600k
IA-32 Microcode Update Driver: v1.14a <tigran@...azian.fsnet.co.uk>
ip_tables: (C) 2000-2006 Netfilter Core Team
nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
openser[1791]: segfault at 9 ip 0045a625 sp bf89948c error 4 in
libc-2.7.90.so[3e2000+169000]
Bridge firewalling registered
virbr0: Dropping NETIF_F_UFO since no NETIF_F_HW_CSUM feature.
virbr0: starting userspace STP failed, starting kernel STP
kjournald starting. Commit interval 5 seconds
EXT3-fs warning: maximal mount count reached, running e2fsck is recommended
EXT3 FS on dm-0, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
warning: `pulseaudio' uses 32-bit capabilities (legacy support in use)
ALSA sound/pci/hda/hda_intel.c:1293: azx_pcm_prepare: bufsize=0x4400,
fragsize=0x1100, format=0x4011
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x5,
stream=0x5, channel=0, format=0x4011
hda-intel: Invalid position buffer, using LPIB read method instead.
ALSA sound/pci/hda/hda_intel.c:1293: azx_pcm_prepare: bufsize=0x4400,
fragsize=0x1100, format=0x4011
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x9,
stream=0x1, channel=0, format=0x4011
ALSA sound/pci/hda/hda_intel.c:1293: azx_pcm_prepare: bufsize=0x4400,
fragsize=0x1100, format=0x4011
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x9,
stream=0x1, channel=0, format=0x4011
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x9,
stream=0x0, channel=0, format=0x0
NET: Registered protocol family 10
lo: Disabled Privacy Extensions
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x3,
stream=0x0, channel=0, format=0x0
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x4,
stream=0x0, channel=0, format=0x0
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x5,
stream=0x0, channel=0, format=0x0
IPv6 over IPv4 tunneling driver
sit0: Disabled Privacy Extensions
eth0: link down
ADDRCONF(NETDEV_UP): eth0: link is not ready
ath_hal: module license 'Proprietary' taints kernel.
ath_hal: 0.9.30.13 (AR5210, AR5211, AR5212, AR5416, RF5111, RF5112,
RF2413, RF5413, RF2133)
wlan: svn r3349
ath_pci: svn r3349
ACPI: PCI Interrupt 0000:09:04.0[A] -> GSI 22 (level, low) -> IRQ 22
MadWifi: ath_attach: Switching rfkill capability off
ath_rate_sample: 1.2 (svn r3349)
MadWifi: ath_attach: Switching per-packet transmit power control off
wifi0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps
wifi0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps
24Mbps 36Mbps 48Mbps 54Mbps
wifi0: H/W encryption support: WEP AES AES_CCM TKIP
wifi0: ath_announce: Use hw queue 1 for WME_AC_BE traffic
wifi0: ath_announce: Use hw queue 0 for WME_AC_BK traffic
wifi0: ath_announce: Use hw queue 2 for WME_AC_VI traffic
wifi0: ath_announce: Use hw queue 3 for WME_AC_VO traffic
wifi0: ath_announce: Use hw queue 8 for CAB traffic
wifi0: ath_announce: Use hw queue 9 for beacons
ath_pci: wifi0: Atheros 5212: mem=0xc0110000, irq=22
udev: renamed network interface ath0 to wlan0
wlan0: no IPv6 routers present
ALSA sound/pci/hda/hda_intel.c:1293: azx_pcm_prepare: bufsize=0x4400,
fragsize=0x1100, format=0x4011
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x4,
stream=0x0, channel=0, format=0x0
ALSA sound/pci/hda/hda_codec.c:686: hda_codec_setup_stream: NID=0x5,
stream=0x0, channel=0, format=0x0
------------[ cut here ]------------
WARNING: at lib/kref.c:43 kref_get+0x17/0x1c()
Modules linked in: wlan_scan_sta ath_rate_sample ath_pci wlan
ath_hal(P) sit tunnel4 ipv6 cbc aes_i586 aes_generic dm_crypt
ipt_MASQUERADE iptable_nat nf_nat bridge autofs4 nf_conntrack_ipv4
xt_state nf_conntrack xt_tcpudp ipt_REJECT iptable_filter ip_tables
x_tables cpufreq_ondemand acpi_cpufreq fuse loop dm_mirror
dm_multipath dm_mod snd_hda_intel snd_seq_dummy snd_seq_oss
snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss
snd_pcm snd_timer sr_mod video 8139cp snd_page_alloc 8139too snd_hwdep
i2c_piix4 i2c_core pcspkr output snd battery soundcore ac mii joydev
sg cdrom button pata_atiixp pata_acpi sata_sil ata_generic libata
sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd [last
unloaded: microcode]
Pid: 70, comm: kacpi_notify Tainted: P 2.6.25-rc8 #2
[<c0427dcc>] warn_on_slowpath+0x40/0x65
[<c043007b>] switch_uid+0x5a/0x70
[<c04147bc>] smp_call_function_single+0x27/0x47
[<c04f1610>] number+0x120/0x1e6
[<c04f1ed1>] vsnprintf+0x40a/0x447
[<c04ef103>] kref_get+0x17/0x1c
[<c04ee6a0>] kobject_get+0xf/0x13
[<c04ee72f>] kobject_add_internal+0x42/0x13b
[<c04ee8dc>] kobject_init_and_add+0x23/0x25
[<c0596b90>] cpuidle_add_state_sysfs+0x63/0xd7
[<c05144d4>] acpi_os_execute_deferred+0x0/0x25
[<c0596498>] cpuidle_enable_device+0x35/0xac
[<c0531c28>] acpi_processor_cst_has_changed+0x40/0x54
[<c052fac1>] acpi_processor_notify+0x83/0xde
[<c0519549>] acpi_ev_notify_dispatch+0x4c/0x57
[<c05144f1>] acpi_os_execute_deferred+0x1d/0x25
[<c0435441>] run_workqueue+0x74/0xef
[<c0435572>] worker_thread+0xb6/0xc2
[<c0437f8a>] autoremove_wake_function+0x0/0x2d
[<c04354bc>] worker_thread+0x0/0xc2
[<c0437d35>] kthread+0x38/0x5d
[<c0437cfd>] kthread+0x0/0x5d
[<c0406d47>] kernel_thread_helper+0x7/0x10
=======================
---[ end trace c2cdf21b5cc60ed6 ]---
BUG: unable to handle kernel NULL pointer dereference at 00000020
IP: [<c04b56d0>] sysfs_addrm_start+0x1e/0x7a
*pde = 5784d067
Oops: 0000 [#1] SMP
Modules linked in: wlan_scan_sta ath_rate_sample ath_pci wlan
ath_hal(P) sit tunnel4 ipv6 cbc aes_i586 aes_generic dm_crypt
ipt_MASQUERADE iptable_nat nf_nat bridge autofs4 nf_conntrack_ipv4
xt_state nf_conntrack xt_tcpudp ipt_REJECT iptable_filter ip_tables
x_tables cpufreq_ondemand acpi_cpufreq fuse loop dm_mirror
dm_multipath dm_mod snd_hda_intel snd_seq_dummy snd_seq_oss
snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss
snd_pcm snd_timer sr_mod video 8139cp snd_page_alloc 8139too snd_hwdep
i2c_piix4 i2c_core pcspkr output snd battery soundcore ac mii joydev
sg cdrom button pata_atiixp pata_acpi sata_sil ata_generic libata
sd_mod scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd [last
unloaded: microcode]
Pid: 70, comm: kacpi_notify Tainted: P (2.6.25-rc8 #2)
EIP: 0060:[<c04b56d0>] EFLAGS: 00010246 CPU: 1
EIP is at sysfs_addrm_start+0x1e/0x7a
EAX: 41ed0000 EBX: 00000000 ECX: 00000000 EDX: 00000246
ESI: f7873ee0 EDI: f7873ef0 EBP: 00000000 ESP: f7873ed0
DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Process kacpi_notify (pid: 70, ti=f7873000 task=f78874d0 task.ti=f7873000)
Stack: f2d86c94 f71484b0 fffffff4 c04b5af4 00000000 00000000 00000000 00000000
f2d86c94 fffffffe f2d86c94 f7a9001c c04b5b56 f7873f08 c04ee6a0 f2d86c94
c04ee78f f7a90318 f2d86c80 00000000 f2d86c94 f7a9001c c04ee8dc f7873f44
Call Trace:
[<c04b5af4>] create_dir+0x33/0x6c
[<c04b5b56>] sysfs_create_dir+0x29/0x3b
[<c04ee6a0>] kobject_get+0xf/0x13
[<c04ee78f>] kobject_add_internal+0xa2/0x13b
[<c04ee8dc>] kobject_init_and_add+0x23/0x25
[<c0596b90>] cpuidle_add_state_sysfs+0x63/0xd7
[<c05144d4>] acpi_os_execute_deferred+0x0/0x25
[<c0596498>] cpuidle_enable_device+0x35/0xac
[<c0531c28>] acpi_processor_cst_has_changed+0x40/0x54
[<c052fac1>] acpi_processor_notify+0x83/0xde
[<c0519549>] acpi_ev_notify_dispatch+0x4c/0x57
[<c05144f1>] acpi_os_execute_deferred+0x1d/0x25
[<c0435441>] run_workqueue+0x74/0xef
[<c0435572>] worker_thread+0xb6/0xc2
[<c0437f8a>] autoremove_wake_function+0x0/0x2d
[<c04354bc>] worker_thread+0x0/0xc2
[<c0437d35>] kthread+0x38/0x5d
[<c0437cfd>] kthread+0x0/0x5d
[<c0406d47>] kernel_thread_helper+0x7/0x10
=======================
Code: 75 ee 89 56 0c 31 c0 89 31 5b 5e 5f c3 57 b9 04 00 00 00 56 89
c7 53 89 c6 89 d3 31 c0 f3 ab b8 34 83 71 c0 89 16 e8 57 bd 16 00 <8b>
53 20 b9 8c 53 4b c0 a1 88 54 83 c0 53 e8 a6 7f fd ff 5b 85
EIP: [<c04b56d0>] sysfs_addrm_start+0x1e/0x7a SS:ESP 0068:f7873ed0
---[ end trace c2cdf21b5cc60ed6 ]---
>
> Thanks,
>
> Thomas
>
>
>
> >
> > >
> > > Thomas
> > >
> > >
> > >
> > > > Kind Regards,
> > > > Sanjeev
> > > >
> > > > On Wed, Apr 2, 2008 at 12:44 PM, Andrew Morton
> > > > <akpm@...ux-foundation.org> wrote:
> > > > >
> > > > > On Sun, 30 Mar 2008 19:21:39 +0530 "Sanjeev Aditya Naga" <sanjeev.kernel@...il.com> wrote:
> > > > >
> > > > > > Hi,
> > > > > >
> > > > > > This happens everytime there is a power disconnection
> > > > > > (switching to battery). Complete dmesg attached. This
> > > > > > in particular is of kernel 2.6.24.3.
> > > > > >
> > > > > > Greetings,
> > > > > > Kind Regards,
> > > > > > Sanjeev
> > > > > >
> > > > > > BUG: unable to handle kernel NULL pointer dereference at virtual
> > > > > > address 00000020
> > > > > > printing eip: c04c4716 *pde = 578c2067
> > > > > > Oops: 0000 [#1] SMP
> > > > > > Modules linked in: cbc(U) geode_aes(U) blkcipher(U) aes_i586(U)
> > > > > > aes_generic(U) dm_crypt(U) ipt_MASQUERADE(U) iptable_nat(U) nf_nat(U)
> > > > > > bridge(U) autofs4(U) nf_conntrack_ipv4(U) xt_state(U) nf_conntrack(U)
> > > > > > xt_tcpudp(U) ipt_REJECT(U) iptable_filter(U) ip_tables(U) x_tables(U)
> > > > > > cpufreq_ondemand(U) acpi_cpufreq(U) fuse(U) loop(U) dm_mirror(U)
> > > > > > dm_multipath(U) dm_mod(U) ipv6(U) snd_hda_intel(U) snd_seq_dummy(U)
> > > > > > snd_seq_oss(U) snd_seq_midi_event(U) snd_seq(U) snd_seq_device(U)
> > > > > > snd_pcm_oss(U) sr_mod(U) snd_mixer_oss(U) snd_pcm(U) 8139cp(U)
> > > > > > snd_timer(U) button(U) 8139too(U) mii(U) snd_page_alloc(U) cdrom(U)
> > > > > > video(U) output(U) snd_hwdep(U) ac(U) snd(U) pcspkr(U) i2c_piix4(U)
> > > > > > i2c_core(U) battery(U) joydev(U) soundcore(U) sg(U) pata_atiixp(U)
> > > > > > pata_acpi(U) sata_sil(U) ata_generic(U) libata(U) sd_mod(U)
> > > > > > scsi_mod(U) ext3(U) jbd(U) mbcache(U) uhci_hcd(U) ohci_hcd(U)
> > > > > > ehci_hcd(U)
> > > > > >
> > > > > > Pid: 69, comm: kacpi_notify Not tainted (2.6.24.3 #5)
> > > > > > EIP: 0060:[<c04c4716>] EFLAGS: 00010246 CPU: 0
> > > > > > EIP is at sysfs_addrm_start+0x21/0x81
> > > > > > EAX: c04c47d7 EBX: 00000000 ECX: 00000000 EDX: f78b8000
> > > > > > ESI: f78b8eb8 EDI: f78b8ec8 EBP: 00000000 ESP: f78b8ea4
> > > > > > DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
> > > > > > Process kacpi_notify (pid: 69, ti=f78b8000 task=f78d8000 task.ti=f78b8000)
> > > > > > Stack: f229ff54 f229ff54 f5b8d390 fffffff4 c04c4b45 00000000 00000000 00000000
> > > > > > 00000000 f229ff54 00000000 00000000 f782601c c04c4bab f78b8ee0 c04fe65d
> > > > > > f229ff54 c04fe8a8 f722e67f ffffffff ffffffff 00000007 f722e678 f78261d8
> > > > > > Call Trace:
> > > > > > [<c04c4b45>] create_dir+0x33/0x6c
> > > > > > [<c04c4bab>] sysfs_create_dir+0x2d/0x40
> > > > > > [<c04fe65d>] kobject_get+0xf/0x13
> > > > > > [<c04fe8a8>] kobject_add+0xdd/0x176
> > > > > > [<c04fe9eb>] kobject_register+0x19/0x2d
> > > > > > [<c05b0ad0>] cpuidle_add_state_sysfs+0x7b/0xe4
> > > > > > [<c052660e>] acpi_os_execute_notify+0x0/0x2b
> > > > > > [<c05b03fd>] cpuidle_enable_device+0x31/0x9b
> > > > > > [<c0545923>] acpi_processor_cst_has_changed+0x40/0x55
> > > > > > [<c0543ae2>] acpi_processor_notify+0x8b/0xf4
> > > > > > [<c052bcbb>] acpi_ev_notify_dispatch+0x4c/0x55
> > > > > > [<c0526630>] acpi_os_execute_notify+0x22/0x2b
> > > > > > [<c052660e>] acpi_os_execute_notify+0x0/0x2b
> > > > > > [<c043c212>] run_workqueue+0x7d/0x107
> > > > > > [<c043fa5b>] prepare_to_wait+0x28/0x45
> > > > > > [<c043c35a>] worker_thread+0xbe/0xca
> > > > > > [<c043f8ff>] autoremove_wake_function+0x0/0x35
> > > > > > [<c043c29c>] worker_thread+0x0/0xca
> > > > > > [<c043f679>] kthread+0x38/0x5d
> > > > > > [<c043f641>] kthread+0x0/0x5d
> > > > > > [<c0406477>] kernel_thread_helper+0x7/0x10
> > > > > > =======================
> > > > > > Code: c0 89 31 83 c4 14 5b 5e 5f c3 57 b9 04 00 00 00 56 89 c7 53 89
> > > > > > c6 83 ec 04 89 d3 31 c0 f3 ab b8 903f 72 c0 89 16 e8 6a cf 16 00 <8b>
> > > > > > 53 20 b9 ec 42 4c c0 a1 84 e4 83 c0 89 1c 24 e8 44 6e fd ff
> > > > > > EIP: [<c04c4716>] sysfs_addrm_start+0x21/0x81 SS:ESP 0068:f78b8ea4
> > > > >
> > > > > Looks like a cpuidle problem (or at least acpi).
> > > > >
> > > > > I seem to recall having seen other reports of this?
> > > Then it might be something else...
> > >
> > > Thomas
> > >
> > >
>
>
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