Re: 2.6.1-rc1-mm1 - ieee1394 broken again?

[Andrew Morton <akpm _at_ xxxxxxxx>]

Robert Gadsdon <robert _at_ gadsdon.giointernet.co.uk> wrote:
>
> Unable to handle kernel NULL pointer dereference at virtual address 00000000
>    printing eip:
>  c028301e
>  *pde = 00000000
>  Oops: 0000 [#1]
>  PREEMPT SMP
>  CPU:    1
>  EIP:    0060:[<c028301e>]    Not tainted VLI
>  EFLAGS: 00010282
>  EIP is at vt_ioctl+0x1e/0x1ec0
>  eax: 00000000   ebx: 00005401   ecx: bffffbec   edx: bffffbec
>  esi: c0283000   edi: cfb5b000   ebp: cf53b2c0   esp: cfb31eb0
>  ds: 007b   es: 007b   ss: 0068
>  Process rc (pid: 1467, threadinfo=cfb30000 task=cfb426c0)
>  Stack: cfb31f70 cffe6220 00000000 00000000 cf06ece0 cfd0c600 00000001 
>  cfb30000
>          cf0354f0 cf036cc0 4f106e70 c01520df cf036cc0 cf9e44a0 4f106e70 
>  00000000
>          cf0a7418 cf0354f0 00008802 cf036cc0 cf036ce0 cf9e44a0 cfb426c0 
>  c011beac
>  Call Trace:
>    [<c01520df>] handle_mm_fault+0x10f/0x1c0
>    [<c011beac>] do_page_fault+0x33c/0x530
>    [<c0160564>] dentry_open+0x1e4/0x230
>    [<c0283000>] vt_ioctl+0x0/0x1ec0
>    [<c027d9a0>] tty_ioctl+0x480/0x590
>    [<c01756a7>] sys_ioctl+0x117/0x2c0

aargh, sorry.  You need to revert

	ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.1-rc1/2.6.1-rc1-mm1/broken-out/sysfs-add-vc-class.patch

This is the totally weird tty oops which Greg and I have been starting
at bemusedly for a few days.

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