Hi,
Nelson A. de Oliveira wrote:
> I was using my computer and saw a kernel BUG:
>
> [...] kernel BUG at [...]/mm/slab.c:3059!
For reference, this is in cache_alloc_refill:
/*
* The slab was either on partial or free list so
* there must be at least one object available for
* allocation.
*/
BUG_ON(slabp->inuse >= cachep->num); <==== here
in a callchain (from the photograph)
system_call_fastpath ->
sys_shmat ->
do_shmat ->
kmem_cache_alloc_trace ->
____cache_alloc+0x133
Is it reproducible? Do you remember what you were doing at the time
(aside from webbrowsing)? Any hunches or other weird symptoms?
> I was able to find only this on google: https://lkml.org/lkml/2011/8/4/308
Right, that's about a driver that wasn't merged yet, so it can only
give a sense of what kind of corruption can cause this kind of thing.
Thanks for reporting.
Jonathan
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