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    SubjectRe: kmalloc zero size changes break i386
    Hi Andi,

    On 7/19/07, Andi Kleen <ak@suse.de> wrote:
    > qemu testing and booting test machines with i386 kernels wasn't very successfull
    > with recent git kernels. I got either BUGs because of failing sysfs initialization
    > or oopses in kmalloc, but no user land.
    >
    > I bisected it down to this commit.
    >
    > To reproduce: try to boot a 386 defconfig kernel, compiled with gcc 4.1, in qemu

    [snip]

    > 6cb8f91320d3e720351c21741da795fed580b21b is first bad commit
    > commit 6cb8f91320d3e720351c21741da795fed580b21b
    > Author: Christoph Lameter <clameter@sgi.com>
    > Date: Tue Jul 17 04:03:22 2007 -0700
    >
    > Slab allocators: consistent ZERO_SIZE_PTR support and NULL result semantics

    I have i386 defconfig kernel + qemu + busybox userland image + GCC
    4.1.2 booting ok here. Did you manage to capture the oops? Is the
    userland image available somewhere?

    Pekka
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