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    SubjectRe: 2.6.12-rc4, -mm: bad ide-cs problems
    On 5/25/05, Pavel Machek <pavel@ucw.cz> wrote:
    > Hi!
    >
    > > > hde: cache flushes not supported
    > > > hde: hde1
    > > > ide-cs: hde: Vcc = 3.3, Vpp = 0.0
    > > > hde: hde1
    > > > hde: hde1
    > > > Unable to handle kernel NULL pointer dereference at virtual address
    > > > 00000010
    > > > printing eip:
    > > > c033d618
    > > > *pde = 00000000
    > > > Oops: 0000 [#1]
    > > > PREEMPT
    > > > Modules linked in:
    > > > CPU: 0
    > > > EIP: 0060:[<c033d618>] Not tainted VLI
    > > > EFLAGS: 00010292 (2.6.12-rc4)
    > > > EIP is at ide_drive_remove+0x8/0x10
    > > > eax: c07825f8 ebx: c0782704 ecx: c07826f0 edx: 00000000
    > > > esi: c07826e0 edi: c065fed8 ebp: 00000001 esp: dfce5e84
    > > > ds: 007b es: 007b ss: 0068
    > > > Process pccardd (pid: 932, threadinfo=dfce4000 task=dfc84a40)
    > > > Stack: c02dc4b4 c07826e0 c065fa00 c0782568 c02dc724 c07826e0 c0782a80
    > > > c02db5e2
    > > > c07826e0 df373a80 c02db628 c07825f8 c033bcfb c0782568 00000002
    > > > df373b80
    > > > df373b80 c0670680 c0670728 c034f63b df758200 00000000 c034f67a
    > > > c0386108
    > > > Call Trace:
    > > > [<c02dc4b4>] device_release_driver+0x74/0x80
    > >
    > > Pavel,
    > > I had a similar problem which I fixed amd posted to lkml a while ago
    > > though I seems to got ignored by the ide maintainer. Please see if this
    > > helps in your case:
    > >
    > > http://marc.theaimsgroup.com/?l=linux-kernel&m=111409743421578&w=2
    >
    > Yes, thanks, that works. Andrew, is there reason not to push that
    > patch into -mm/linus?

    Full fix is in -mm (but still needs few changes).
    -
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