Hi On Sat, Sep 02, 2017 at 09:52:40AM +0000, Nigel Kukard wrote: > Package: src:linux > Version: 4.9.30-2+deb9u3 > Severity: important > > Dear Maintainer, > > > This issue is fixed by 5f81b1f51b9cfcbfbe7a1abea09962c91bf485e7 in > https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.46 > > > > * What led up to the situation? > > Nothing in particular. System is a router with LXC containers bridged > onto hardware interfaces. Each container has a number of iptables rules > to allow certain traffic to be forwarded through vlans. > > No users were logged in when this occurred.
Can you rebuild the kernel with the patch applied, following https://kernel-handbook.alioth.debian.org/ch-common-tasks.html#s4.2.2 just on top of 4.9.30-2+deb9u3 and report if that solved your problem? Regards, Salvatore