Date: Sun, 21 May 2017 14:41:52 +0900 From: YongHyeon PYUN <pyunyh@gmail.com> To: Thomas Mueller <mueller6722@twc.com> Cc: freebsd-current@freebsd.org Subject: Re: Problem with re(4) Ethernet driver has resurfaced in 11-STABLE and HEAD Message-ID: <20170521054152.GA1091@michelle.fasterthan.co.kr> In-Reply-To: <63.BF.09002.3974D195@dnvrco-omsmta01> References: <63.BF.09002.3974D195@dnvrco-omsmta01>
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On Thu, May 18, 2017 at 07:04:51AM +0000, Thomas Mueller wrote: [removed stable@ from CC] > I recently updated my 10.1-STABLE to 11.0-STABLE and find I can no longer connect with the Ethernet. > > dhclient re0 produces > > DHCPDISCOVER on re0 to 255.255.255.255 port 67 interval 4 > DHCPDISCOVER on re0 to 255.255.255.255 port 67 interval 11 > DHCPDISCOVER on re0 to 255.255.255.255 port 67 interval 19 > DHCPDISCOVER on re0 to 255.255.255.255 port 67 interval 7 > DHCPDISCOVER on re0 to 255.255.255.255 port 67 interval 14 > DHCPDISCOVER on re0 to 255.255.255.255 port 67 interval 5 > No DHCPOFFERS received. > No working leases in persistent database - sleeping. > If you assign an static IPv4 address to re(4) are you able to use the network interface? > uname -a shows > > FreeBSD amelia2 11.0-STABLE FreeBSD 11.0-STABLE #1 r317932: Mon May 8 23:23:37 UTC 2017 root@amelia2:/usr/obj/usr/src11/sys/SANDY11NC amd64 > > Relevant lines from /var/run/dmesg.boot are > > re0: <RealTek 8168/8111 B/C/CP/D/DP/E/F/G PCIe Gigabit Ethernet> port 0xe000-0xe0ff mem 0xf7d04000-0xf7d04fff,0xf7d00000-0xf7d03fff irq 17 at device 0.0 on pci2 > re0: Using 1 MSI-X message > re0: Chip rev. 0x2c800000 > re0: MAC rev. 0x00100000 > miibus0: <MII bus> on re0 > rgephy0: <RTL8169S/8110S/8211 1000BASE-T media interface> PHY 1 on miibus0 > rgephy0: none, 10baseT, 10baseT-FDX, 10baseT-FDX-flow, 100baseTX, 100baseTX-FDX, 100baseTX-FDX-flow, 1000baseT, 1000baseT-master, 1000baseT-FDX, 1000baseT-FDX-master, 1000baseT-FDX-flow, 1000baseT-FDX-flow-master, auto, auto-flow > re0: Using defaults for TSO: 65518/35/2048 > re0: Ethernet address: d4:3d:7e:97:17:e2 > re0: netmap queues/slots: TX 1/256, RX 1/256 > > Problem shows much quicker in my recent build of HEAD (12-current), where > dhclient re0 > gives just a couple lines screen output before crashing into debugger > db> prompt > AFAIK there was no significant re(4) changes for a long time. Could you show us back trace information? Thanks.
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