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From: Nils Radtke on 25 Jul 2010 12:20
Hi,

Ideas, anybody?

BUG: unable to handle kernel paging request at 10ec83c6
IP: [<c13b8880>] ata_port_flush_task+0x0/0x50
*pde = 00000000
Oops: 0002 [#1] PREEMPT
last sysfs file: /sys/devices/pci0000:00/0000:00:1c.0/0000:02:00.0/net/eth0/carrier
Modules linked in: snd_usb_audio snd_usb_lib snd_seq_midi snd_rawmidi uvcvideo option usbserial usb_storage video1394 raw1394 dv1394 firewire_ohci firewire_core ohci1394 ieee1394 tg3 libphy

Pid: 1298, comm: scsi_eh_0 Not tainted 2.6.33 #6 Columbia /Extensa 5220
EIP: 0060:[<c13b8880>] EFLAGS: 00010292 CPU: 0
EIP is at ata_port_flush_task+0x0/0x50
EAX: f6878000 EBX: 00000246 ECX: 00000003 EDX: c13c7ab0
ESI: f6813800 EDI: f6813844 EBP: 00000000 ESP: f6877f48
DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
Process scsi_eh_0 (pid: 1298, ti=f6876000 task=f70603f0 task.ti=f6876000)
Stack:
c13c7aca c1852b50 f6acbc80 f6acbc80 c102fb3e f6acbc80 f70603f0 c184a5a0
<0> f6813800 c184a400 f6878000 f70603f0 00000246 f6813800 f6813844 00000000
<0> c138a5af 00000000 c13897b0 c102bd97 f70603f0 f70603f0 f6813834 f6813844
Call Trace:
[<c13c7aca>] ? ata_scsi_error+0x1a/0x870
[<c102fb3e>] ? finish_task_switch+0x2e/0xa0
[<c138a5af>] ? scsi_error_handler+0x9f/0x3a0
[<c13897b0>] ? eh_lock_door_done+0x0/0x10
[<c102bd97>] ? pick_next_task_fair+0x97/0xe0
[<c1671f0a>] ? schedule+0x28a/0x3b0
[<c138a510>] ? scsi_error_handler+0x0/0x3a0
[<c104f3f4>] ? kthread+0x74/0x80
[<c104f380>] ? kthread+0x0/0x80
[<c1003236>] ? kernel_thread_helper+0x6/0x10
Code: 18 00 00 b8 a5 f7 7b c1 e8 2e b8 c7 ff eb 81 8d b6 00 00 00 00 8d bf 00 00 00 00 83 c0 5c e8 48 d3 fb ff e9 43 ff ff ff 8d 76 00 <ff> 89 c3 83 ec 10 8d 80 75 1e 00 00 e8 bf 3d c9 ff f6 83 c4 1e
EIP: [<c13b8880>] ata_port_flush_task+0x0/0x50 SS:ESP 0068:f6877f48
CR2: 0000000010ec83c6
---[ end trace 2f757ea4d01bedcf ]---


Thanks,

Nils

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From: Tejun Heo on 27 Jul 2010 04:50
(cc'ing linux-ide)
Hello,

On 07/25/2010 05:48 PM, Nils Radtke wrote:
> Hi,
>
> Ideas, anybody?
>
> BUG: unable to handle kernel paging request at 10ec83c6
> IP: [<c13b8880>] ata_port_flush_task+0x0/0x50
> *pde = 00000000
> Oops: 0002 [#1] PREEMPT
> last sysfs file: /sys/devices/pci0000:00/0000:00:1c.0/0000:02:00.0/net/eth0/carrier
> Modules linked in: snd_usb_audio snd_usb_lib snd_seq_midi snd_rawmidi uvcvideo option usbserial usb_storage video1394 raw1394 dv1394 firewire_ohci firewire_core ohci1394 ieee1394 tg3 libphy
>
> Pid: 1298, comm: scsi_eh_0 Not tainted 2.6.33 #6 Columbia /Extensa 5220
> EIP: 0060:[<c13b8880>] EFLAGS: 00010292 CPU: 0
> EIP is at ata_port_flush_task+0x0/0x50
> EAX: f6878000 EBX: 00000246 ECX: 00000003 EDX: c13c7ab0
> ESI: f6813800 EDI: f6813844 EBP: 00000000 ESP: f6877f48
> DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
> Process scsi_eh_0 (pid: 1298, ti=f6876000 task=f70603f0 task.ti=f6876000)
> Stack:
> c13c7aca c1852b50 f6acbc80 f6acbc80 c102fb3e f6acbc80 f70603f0 c184a5a0
> <0> f6813800 c184a400 f6878000 f70603f0 00000246 f6813800 f6813844 00000000
> <0> c138a5af 00000000 c13897b0 c102bd97 f70603f0 f70603f0 f6813834 f6813844
> Call Trace:
> [<c13c7aca>] ? ata_scsi_error+0x1a/0x870
> [<c102fb3e>] ? finish_task_switch+0x2e/0xa0
> [<c138a5af>] ? scsi_error_handler+0x9f/0x3a0
> [<c13897b0>] ? eh_lock_door_done+0x0/0x10
> [<c102bd97>] ? pick_next_task_fair+0x97/0xe0
> [<c1671f0a>] ? schedule+0x28a/0x3b0
> [<c138a510>] ? scsi_error_handler+0x0/0x3a0
> [<c104f3f4>] ? kthread+0x74/0x80
> [<c104f380>] ? kthread+0x0/0x80
> [<c1003236>] ? kernel_thread_helper+0x6/0x10
> Code: 18 00 00 b8 a5 f7 7b c1 e8 2e b8 c7 ff eb 81 8d b6 00 00 00 00 8d bf 00 00 00 00 83 c0 5c e8 48 d3 fb ff e9 43 ff ff ff 8d 76 00 <ff> 89 c3 83 ec 10 8d 80 75 1e 00 00 e8 bf 3d c9 ff f6 83 c4 1e
> EIP: [<c13b8880>] ata_port_flush_task+0x0/0x50 SS:ESP 0068:f6877f48
> CR2: 0000000010ec83c6
> ---[ end trace 2f757ea4d01bedcf ]---

Which kernel version is this? What was the configuration and what
were the system doing? Can you please post lspci -nn output and boot
log?

--
tejun
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From: Tejun Heo on 28 Jul 2010 08:40
Hello,

On 07/27/2010 09:50 PM, Nils Radtke wrote:
> # Which kernel version is this? What was the configuration and what
> # were the system doing? Can you please post lspci -nn output and boot
> # log?
> Linux host 2.6.33.1 #3 PREEMPT Wed Mar 31 13:22:30 CEST 2010 i686 GNU/Linux
>
> config: Internal sata disk.
>
> action: iirc it was during a suspend/resume cycle or just during
> normal operation.

How reproducible is the problem? Was it an one time event or have you
experienced it multiple times?

> the boot log of this particular boot/uptime when it happened isn't
> available any more. fastboot is enabled, hdparm, laptop-mode and
> smartd are enabled (std debian config)

Can you please attach boot log of the same kernel? It doesn't have to
be from the same boot.

Thanks.

--
tejun
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