Messages in this thread | | | Date | Thu, 3 Apr 2008 21:45:41 +0530 | From | "Sanjeev Aditya Naga" <> | Subject | Re: [>=2.6.23][BUG] Oops on power disconnection |
| |
Hello Thomas,
On Wed, Apr 2, 2008 at 11:42 PM, Thomas Renninger <trenn@suse.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@draksha.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@0xc0407000 tf 0xc0407080 irq 22 ata2: SATA max UDMA/100 mmio m512@0xc0407000 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@redhat.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@aivazian.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@linux-foundation.org> wrote: > > > > > > > > > > On Sun, 30 Mar 2008 19:21:39 +0530 "Sanjeev Aditya Naga" <sanjeev.kernel@gmail.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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