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SubjectRe: Hung task when calling clone() due to netfilter/slab
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Date
Le samedi 14 janvier 2012 à 18:10 +0100, Eric Dumazet a écrit :

> Apparently SLUB calls sysfs_slab_add() from kmem_cache_create() while
> still holding slub_lock.
>
> So if the task launched needs to "cat /proc/slabinfo" or anything
> needing slub_lock, its a deadlock.
>
>

Bug added in commit 2bce64858442149784f6c88
(slub: Allow removal of slab caches during boot)



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