Date: Mon, 19 Dec 2011 14:24:50 +0100 From: Dimitry Andric <dim@FreeBSD.org> To: Doug Barton <dougb@FreeBSD.org> Cc: freebsd-current <freebsd-current@FreeBSD.org> Subject: Re: r228700 can't dhclient em0 Message-ID: <4EEF3B22.8010401@FreeBSD.org> In-Reply-To: <4EEF0124.4000902@FreeBSD.org> References: <4EEF0124.4000902@FreeBSD.org>
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On 2011-12-19 10:17, Doug Barton wrote: > I updated to r228700 from 228122 and dhclient exits immediately saying > that em0 doesn't exist. However ifconfig seems to disagree: > > > em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > > options=4219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC,VLAN_HWTSO> > ether 00:24:e8:30:10:9b > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: Ethernet autoselect (100baseTX<full-duplex>) > status: active > lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 > options=3<RXCSUM,TXCSUM> > nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> > > > Interestingly, some of the options are different in that version, vs. > the working version: > > em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > options=219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC> > ether 00:24:e8:30:10:9b > inet 172.17.198.245 netmask 0xffff0000 broadcast 172.17.255.255 > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: Ethernet autoselect (100baseTX<full-duplex>) > status: active I saw this too, when my kernel and userland were out of sync (e.g. just after installing a new kernel, and before installworld). I suspect it is caused by the changes in r228571, which cause old ifconfig and dhclient to not recognize any interfaces. I'm not 100% sure though...
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