Messages in this thread | | | From | Vegard Nossum <> | Date | Mon, 10 Sep 2018 08:47:32 +0200 | Subject | Re: v4.18.0+ WARNING: at mm/vmscan.c:1756 isolate_lru_page + bad page state |
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On Thu, 30 Aug 2018 at 15:31, Vegard Nossum <vegard.nossum@gmail.com> wrote: > > Hi, > > Got this on a recent kernel (pretty sure it was > 2ad0d52699700a91660a406a4046017a2d7f246a but annoyingly the oops > itself doesn't tell me the exact version): > > ------------[ cut here ]------------ > trying to isolate tail page > WARNING: CPU: 2 PID: 19156 at mm/vmscan.c:1756 isolate_lru_page+0x235/0x250
[...]
> I don't have the capacity to debug it atm and it may even have been > fixed in mainline (though searching didn't yield any other reports > AFAICT). > > I have .config and vmlinux (with DEBUG_INFO=y) if needed. > > It's not reproducible for the time being.
Just a quick follow-up: I have a reproducer and Kirill Shutemov has identified the problem and provided a tentative patch.
Vegard
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