Re: 2.6.16-rc5-mm3: spinlock bad magic on CPU#0 on AMD64

Andrew Morton
2006-03-11T23:38:38Z

"Rafael J. Wysocki" <rjw@sisk.pl> wrote:
>
> Hi,
>
> With the 2.6.16-rc5-mm3 kernel w/ the patch
>
> revert-x86_64-mm-i386-early-alignment.patch
>
> applied I'm able to hang my box (Asus L5D, 1 CPU, x86-64 kernel) solid
> by running OpenOffice.org from under KDE (100% of the time but on one
> user account only). Before it hangs I get something like this on the serial console:
>
> BUG: spinlock bad magic on CPU#0, soffice.bin/5293
> lock: ffff81005e174e28, .magic: 000001ff, .owner: .5).@4).06)./0, .owner_cpu: -2141827648
> BUG: spinlock lockup on CPU#0, soffice.bin/5293, ffff81005e174e28
>

Is it a !CONFIG_SMP kernel?

There's no stack trace?