Re: linux-next BUG: held lock freed!

From: Fengguang Wu
Date: Mon Jul 02 2012 - 01:23:35 EST


> --- a/mm/slab.c
> +++ b/mm/slab.c
> @@ -3890,7 +3890,7 @@ void kmem_cache_free(struct kmem_cache *cachep, void *objp)
> unsigned long flags;
>
> local_irq_save(flags);
> - debug_check_no_locks_freed(objp, cachep->size);
> + debug_check_no_locks_freed(objp, cachep->object_size);
> if (!(cachep->flags & SLAB_DEBUG_OBJECTS))
> debug_check_no_obj_freed(objp, cachep->object_size);
> __cache_free(cachep, objp, __builtin_return_address(0));

It works! No single error after a dozen reboots :-)

Tested-by: Fengguang Wu <wfg@xxxxxxxxxxxxxxx>

Thanks,
Fengguang
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