On Wed, Jul 25, 2018 at 5:21 PM, Patrick J. LoPresti <[log in to unmask]> wrote:
> As far as I can tell, the latest kmod-kvdo package for SL7.5 is
> version 6.1.0-171-17.el7_5:
>
>   $ rpm -q --requires -p
> ./x86_64/updates/fastbugs/kmod-kvdo-6.1.0.171-17.el7_5.x86_64.rpm |
> grep dm_get_device
>   kernel(dm_get_device) = 0xf3d46cd5
>
> ...while the latest kernel package is version 3.10.0-862-6.3.el7:
>
>   $ rpm -q --provides -p
> ./x86_64/updates/security/kernel-3.10.0-862.6.3.el7.x86_64.rpm | grep
> dm_get_device
>   kernel(dm_get_device) = 0x602cd186
>
> As you can see from the requires/provides, these packages are
> incompatible. (A few other dm_xxx symbols are similarly mismatched.)
>
> Note that the next-to-latest kernel, 3.10.0-862.3.3, provides the
> symbol versions that the latest kmod-kvdo is expecting. So it appears
> that kmod-kvdo is out of date (?)
>
>  - Pat

Good catch.

It looks like kmod-kvdo-6.1.0.171-17.el7_5 was built against
kernel-3.10.0-862.el7. It needs to be rebuilt against the
3.10.0-862.6.1.el7 kernel to match the upstream (RH) package. It will
then work with the newer 7.5 kernels as well.

Akemi