Re: libata PATA patch update

[Kevin Radloff]

On 5/8/06, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
> I've posted a new patch versus 2.6.17-rc3 up at the usual location.

Thanks for the update. I'm still getting the same oops when inserting
a CF card, though:

pccard: PCMCIA card inserted into slot 1
cs: memory probe 0x0c0000-0x0fffff: excluding 0xc0000-0xcffff 0xdc000-0xfffff
cs: memory probe 0x50000000-0x53ffffff: excluding 0x50000000-0x53ffffff
cs: memory probe 0x60000000-0x60ffffff: clean.
cs: memory probe 0xa0000000-0xa0ffffff: clean.
cs: memory probe 0xd0200000-0xd02fffff: excluding 0xd0200000-0xd021ffff
pcmcia: registering new device pcmcia1.0
ata3: PATA max PIO0 cmd 0x3100 ctl 0x310E bmdma 0x0 irq 0
setup_irq: irq handler mismatch
<b012a6ae> setup_irq+0xfb/0x10e   <b02414f6> ata_interrupt+0x0/0x13e
<b012a72d> request_irq+0x6c/0x88   <b0240ce8> ata_device_add+0x2b8/0x559
<f01a9b8c> pcmcia_request_io+0xa3/0xc0 [pcmcia]   <f02314d4>
pcmcia_init_one+0x482/0x4e2 [pata_pcmcia]
<f01a917e> pcmcia_device_probe+0x7b/0x109 [pcmcia]   <b023350e>
__driver_attach+0x0/0x59
<b0233471> driver_probe_device+0x42/0x8b   <b0233544> __driver_attach+0x36/0x59
<b0232f9c> bus_for_each_dev+0x33/0x55   <b02333db> driver_attach+0x11/0x13
<b023350e> __driver_attach+0x0/0x59   <b0232cc6> bus_add_driver+0x64/0xfa
<f01a8d1f> pcmcia_register_driver+0x4a/0xab [pcmcia]   <b0128815>
sys_init_module+0x1221/0x13ae
<b0102aeb> syscall_call+0x7/0xb
BUG: unable to handle kernel NULL pointer dereference at virtual
address 00000000
printing eip:
b0233b54
*pde = 00000000
Oops: 0000 [#1]
PREEMPT
Modules linked in: pata_pcmcia ipt_LOG xt_limit xt_state
iptable_filter ip_conntrack i915 drm fuj02b1_acpi joydev snd_intel8x0
snd_intel8x0m snd_ac97_codec snd_ac97_bus pcmcia firmware_class sg
snd_pcm_oss snd_mixer_oss uhci_hcd ehci_hcd snd_pcm snd_timer ohci1394
ieee1394 sr_mod psmouse yenta_socket rsrc_nonstatic pcmcia_core
usbcore 8139too mii crc32 snd soundcore snd_page_alloc evdev cdrom
CPU:    0
EIP:    0060:[<b0233b54>]    Not tainted VLI
EFLAGS: 00010206   (2.6.17-rc3-ck3-ide1-fu-mw #1)
EIP is at make_class_name+0x29/0x88
eax: 00000000   ebx: ffffffff   ecx: ffffffff   edx: 00000009
esi: b02efb2c   edi: 00000000   ebp: 00000000   esp: b18c3b98
ds: 007b   es: 007b   ss: 0068
Process modprobe (pid: 2412, threadinfo=b18c3000 task=eea3b070)
Stack: <0>ef3fa9f8 ef3fa9f8 b02efb2c b02efb34 b02efac0 b0233d2d
00000000 00000000
      ef3fa9f8 00000246 ef3fa800 ef3fa828 b0233dc8 ef3fa8d0 b02376b4 ef3faa90
      ee432140 00003100 0000310e b023e697 00000000 b0240f12 b18c3c4c ee432140
Call Trace:
<b0233d2d> class_device_del+0x6f/0x102   <b0233dc8>
class_device_unregister+0x8/0x10
<b02376b4> scsi_remove_host+0xe5/0xf0   <b023e697> ata_host_remove+0xe/0x18
<b0240f12> ata_device_add+0x4e2/0x559   <f01a9b8c>
pcmcia_request_io+0xa3/0xc0 [pcmcia]
<f02314d4> pcmcia_init_one+0x482/0x4e2 [pata_pcmcia]   <f01a917e>
pcmcia_device_probe+0x7b/0x109 [pcmcia]
<b023350e> __driver_attach+0x0/0x59   <b0233471> driver_probe_device+0x42/0x8b
<b0233544> __driver_attach+0x36/0x59   <b0232f9c> bus_for_each_dev+0x33/0x55
<b02333db> driver_attach+0x11/0x13   <b023350e> __driver_attach+0x0/0x59
<b0232cc6> bus_add_driver+0x64/0xfa   <f01a8d1f>
pcmcia_register_driver+0x4a/0xab [pcmcia]
<b0128815> sys_init_module+0x1221/0x13ae   <b0102aeb> syscall_call+0x7/0xb
Code: d0 c3 55 31 ed 57 56 53 83 cb ff 83 ec 04 89 d9 89 04 24 8b 40
44 8b 38 89 e8 f2 ae f7 d1 49 8b 04 24 89 ca 89 d9 8b 78 08 89 e8 <f2>
ae f7 d1 49 8d 44 0a 02 ba d0 00 00 00 e8 b9 d9 f0 ff ba f4
EIP: [<b0233b54>] make_class_name+0x29/0x88 SS:ESP 0068:b18c3b98

--
Kevin 'radsaq' Radloff
radsaq@xxxxxxxxx
http://thesaq.com/
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