Re: zram corruption due to uninitialized do_swap_page fault

From: Ivan Babrou
Date: Fri Mar 11 2022 - 17:46:10 EST


On Fri, Mar 11, 2022 at 2:30 PM Yu Zhao <yuzhao@xxxxxxxxxx> wrote:
>
> On Fri, Mar 11, 2022 at 12:52 PM Ivan Babrou <ivan@xxxxxxxxxxxxxx> wrote:
> >
> > Hello,
> >
> > We're looking into using zram, but unfortunately we ran into some
> > corruption issues.
>
> Kernel version(s) please?

You can see 5.16 in dmesg output. I've also replicated on 5.17-rc7 and
5.15.26. The latter is the LTS version we use in production, where
coredumps and rocksdb corruptions were observed.