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    SubjectRe: [PATCH] lost sysctl fix

    * Ingo Molnar <mingo@elte.hu> wrote:

    >
    > * Al Viro <viro@ZenIV.linux.org.uk> wrote:
    >
    > > try_attach() should walk into the matching subdirectory, not the first one...
    > >
    > > Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
    > > ---
    > > [and yes, that's what that crap had been]
    >
    > does this explain the following crash -tip testing just triggered with
    > latest -git:
    >
    > [ 12.293289] calling butterfly_init+0x0/0x14
    > [ 12.298036] BUG: unable to handle kernel NULL pointer dereference at 00000004
    > [ 12.302065] IP: [<c012c169>] __register_sysctl_paths+0x1af/0x253
    > [ 12.308058] *pdpt = 0000000000b81001 *pde = 0000000000000000
    > [ 12.314809] Oops: 0000 [#1] SMP DEBUG_PAGEALLOC

    your patch fixes it.

    Tested-by: Ingo Molnar <mingo@elte.hu>

    Ingo


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