Odd. CONFIG_COMPAT is set. You set the bug as CONFIRMED by yourself, but didn't add any information on the kernel version. Which one would that be?
Cascardo. ** Changed in: linux (Ubuntu Cosmic) Status: Triaged => Invalid -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1773507 Title: Build kernel with CONFIG_COMPAT to improve criu compatibility Status in criu package in Ubuntu: Confirmed Status in linux package in Ubuntu: Invalid Status in linux source package in Cosmic: Invalid Bug description: When I run: # criu check --all Warn (criu/cr-check.c:1029): CRIU built without CONFIG_COMPAT - can't C/R ia32 Looks good but some kernel features are missing which, depending on your process tree, may cause dump or restore failure. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/criu/+bug/1773507/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp