[CRIU] machine crash

[Cyrill Gorcunov]

On Wed, Aug 19, 2015 at 02:21:56PM -0700, Ross Boucher wrote:
>    This may or may not be related to CRIU, I'm not yet sure. I've experienced
>    a complete machine lockup a couple of times now, and one of the things I'm
>    seeing in logs is repeats of this:
>    [129476.256052] BUG: soft lockup - CPU#1 stuck for 23s! [criu:15631]
>    [129504.256052] BUG: soft lockup - CPU#1 stuck for 23s! [criu:15631]
>    [129532.256018] BUG: soft lockup - CPU#1 stuck for 23s! [criu:15631]
>    [129560.256053] BUG: soft lockup - CPU#1 stuck for 22s! [criu:15631]
>    [129588.256052] BUG: soft lockup - CPU#1 stuck for 22s! [criu:15631]
>    [129616.256052] BUG: soft lockup - CPU#1 stuck for 22s! [criu:15631]
>    Does anyone have any idea what this might be about?

dmesg should show you some longer backtrace, post it please