Date: Mon, 27 Apr 2020 10:00:46 +0000 (UTC) From: Aleksandr Fedorov <afedorov@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r360372 - head/sys/netgraph Message-ID: <202004271000.03RA0kXK052942@repo.freebsd.org>
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Author: afedorov Date: Mon Apr 27 10:00:46 2020 New Revision: 360372 URL: https://svnweb.freebsd.org/changeset/base/360372 Log: ng_eiface: fix kernel panic due to the racecondition in ng_eiface shutdown. PR: 244247 Reported by: Vladislav V. Prodan <admin@support.od.ua> Reviewed by: vmaffione, lutz_donnerhacke.de Approved by: vmaffione (mentor) Sponsored by: vstack.com Differential Revision: https://reviews.freebsd.org/D24557 Modified: head/sys/netgraph/ng_eiface.c Modified: head/sys/netgraph/ng_eiface.c ============================================================================== --- head/sys/netgraph/ng_eiface.c Mon Apr 27 09:45:19 2020 (r360371) +++ head/sys/netgraph/ng_eiface.c Mon Apr 27 10:00:46 2020 (r360372) @@ -623,8 +623,8 @@ ng_eiface_rmnode(node_p node) * hence we have to change the current vnet context here. */ CURVNET_SET_QUIET(ifp->if_vnet); - ifmedia_removeall(&priv->media); ether_ifdetach(ifp); + ifmedia_removeall(&priv->media); if_free(ifp); CURVNET_RESTORE(); free_unr(V_ng_eiface_unit, priv->unit);
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