Re: [mm/page_alloc or mm/vmscan or mm/zswap] use-after-free in obj_malloc()

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On (24/02/23 13:23), Chengming Zhou wrote:
> On 2024/2/23 12:48, Sergey Senozhatsky wrote:
> > On (24/02/22 18:27), Yosry Ahmed wrote:
> >> I also don't see any recent changes in mm/zsmalloc.c that modify this
> >> code, so maybe it wasn't introduce in 6.7. I will defer to Minchan and
> >> Sergey, I don't think zswap is an active actor in this bug report.
> > 
> > Yeah. [1] are the only recent zsmalloc patches I can recall, and those
> > patches touch zsmalloc locking (zspages migration/compaction).
> > 
> > https://lore.kernel.org/lkml/20240219-b4-szmalloc-migrate-v1-0-34cd49c6545b@xxxxxxxxxxxxx/
> > 
> 
> I think these patches can't go into 6.8.0-rc5, right?

Only if 6.8-rc5 is linux-next.  But the report is (that was not
immediately apparent to me, somehow) for Linus's tree, so those
zsmalloc patches are out of any suspicions.




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