On 30 December 2015 at 10:15, Sander Eikelenboom <linux@xxxxxxxxxxxxxx> wrote: > On 2015-12-30 03:39, ebiederm@xxxxxxxxxxxx wrote: >> >> Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> writes: >> >>> On Mon, Dec 28, 2015 at 09:05:03PM +0100, Sander Eikelenboom wrote: >>>> >>>> Hi, >>>> >>>> Running a 4.4.0-rc6 kernel i encountered the warning below. >>> >>> >>> Cc'ing Eric Biederman. >>> >>> @Sander, could you provide a way to reproduce this? >> >> >> I am on vacation until the new year, but if this is reproducible we >> should be able to print out reg, reg->pf, reg->hooknum, reg->hook >> to figure out which hook is having something very weird happen to it. >> >> This is happening in some network namespace exit. >> >> Eric >> > > Unfortunately i have found no way to reproduce, > 13 seconds implies it was at boot, but i only have seen this once. How about this script? #!/bin/sh ip netns add at_ns0 ip netns del at_ns0 modprobe nf_conntrack_ipv4 modprobe -r nf_conntrack_ipv4 -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
