Re: edac slab corruption.

[Dave Peterson <dsp@llnl.gov>]

On Saturday 04 March 2006 23:43, Dave Jones wrote:
> rmmod e752x_edac edac_mc
> Wait a few seconds...
>
> EDAC MC0: Removed device 0 for "e752x_edac" E7525: PCI 0000:00:00.0
> Slab corruption: start=ffff81003fc5a000, len=4096
>
> Call Trace: <ffffffff8017bcab>{check_poison_obj+121}
>        <ffffffff802028a8>{kobject_uevent+676}
> <ffffffff8017be34>{cache_alloc_debugcheck_after+48}
> <ffffffff802028a8>{kobject_uevent+676}
> <ffffffff8017dd52>{__kmalloc_track_caller+301}
> <ffffffff802db731>{__alloc_skb+97} <ffffffff80202701>{kobject_uevent+253}
> <ffffffff802028a8>{kobject_uevent+676}
> <ffffffff80201fd6>{kobject_unregister+14}
> <ffffffff8026f273>{bus_remove_driver+126}
> <ffffffff8027004a>{driver_unregister+9}
> <ffffffff8020f4a8>{pci_unregister_driver+16}
> <ffffffff8014ec37>{sys_delete_module+551}
> <ffffffff8010dbdc>{syscall_trace_enter+156}
> <ffffffff8010a91c>{tracesys+209} 0f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b
> 6a 6b 6b 6b
>
> 		Dave

Can this behavior be reproduced relatively easily?  One thing that
may be worth checking is whether this reproduces with a
2.6.16-rc5-mm2 kernel.  Some EDAC bug fixes were added to that kernel

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