syzbot <syzbot+68a8ed58e3d17c700de5@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > syzbot has bisected this bug to: > > commit 4e645b47c4f000a503b9c90163ad905786b9bc1d > Author: Florian Westphal <fw@xxxxxxxxx> > Date: Thu Nov 30 23:21:02 2017 +0000 > > netfilter: core: make nf_unregister_net_hooks simple wrapper again No idea why this turns up, the reproducer doesn't hit any of these code paths. The debug splat is a false-positive; ndo_stop/list_del hasn't run yet. I will send a fix for net tree.