Messages in this thread | | | Subject | Re: Hung task when calling clone() due to netfilter/slab | From | Eric Dumazet <> | Date | Sat, 14 Jan 2012 18:18:53 +0100 |
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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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