Re: unable to handle kernel paging request when inserting FAT32 formatted flash media

Rusty Russell
2011-05-09T02:44:15Z

On Tue, 03 May 2011 11:34:11 +0900, OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> wrote:
> > Hm. It seems to be 0x80 was gone somehow. If I added 0x80 at 0x8661, it
> > seems to be sane code.
> >
> > 20: 74 51 je 73 <a+0x73>
> > 22: 49 c7 c6 d8 91 13 a0 mov $0xffffffffa01391d8,%r14
> > 29: b2 b6 mov $0xb6,%dl
> > 2b: 80 3d fc 9b 00 00 00 cmpb $0x0,0x9bfc(%rip) <- here is 0x8661
> > 32: 74 3f je 73 <a+0x73>
> > 34: 49 8d 44 24 08 lea 0x8(%r12),%rax
>
> Code: fd ff ff 0f 1f 80 00 00 00 00 83 ca 01 89 93 10 02 00 00 ba ff
> 01 00 00 41 f6 85 96 00 00 00 02 74 51 49 c7 c6 d8 91 13 a0 b2 b6 3d
> fc 9b 00 00 00 74 3f 49 8d 44 24 08 48 89 44 24 08 eb 18

How strange, but if this can't be reproduced with a rebuilt kernel I'm
tempted to put it down to corruption in the module somehow...

Thanks,
Rusty.