On Tue, 2019-03-19 at 15:27 -0400, Pavel Tatashin wrote:
> > So reverting this patch on the top of the mainline fixed the memory
> > corruption
> > for me or at least make it way much harder to reproduce.
> >
> > dbe2d4e4f12e ("mm, compaction: round-robin the order while searching the
> > free
> > lists for a target")
> >
> > This is easy to reproduce on both KVM and bare-metal using the reproducer.
> >
> > # swapoff -a
> > # i=0; while :; do i=$((i+1)); echo $i | tee /tmp/log ;
> > /opt/ltp/testcases/bin/oom01; sleep 5; done
> >
> > The memory corruption always happen within 300 tries. With the above patch
> > reverted, both the mainline and linux-next survives with 1k+ attempts so
> > far.
>
> Could you please share copy of your config.
https://git.sr.ht/~cai/linux-debug/tree/master/config
