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Message #135767
[Bug 1497005] Re: 197b:0250 JMicron JMC250 Gigabit ethernet doesn't work
Driuchatyi Nikolay, looks good.
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https://bugs.launchpad.net/bugs/1497005
Title:
197b:0250 JMicron JMC250 Gigabit ethernet doesn't work
Status in linux package in Ubuntu:
Triaged
Bug description:
Laptop ASUS X52JU can't connect to the router ASUS RT-AC68U via
ethernet. NetworkManager shows that cable is unplugged. Router has
Gigabit ethernet ports and laptop doesn't see them. I found that it's
a bug of the JMC kernel module.
WORKAROUND: The following allows 100 Mbps speed:
sudo ethtool -s eth0 speed 100 duplex full
---
ApportVersion: 2.14.1-0ubuntu3.13
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: nick 1682 F.... pulseaudio
/dev/snd/controlC0: nick 1682 F.... pulseaudio
CurrentDesktop: Unity
DistroRelease: Ubuntu 14.04
HibernationDevice: RESUME=UUID=b3669551-f67b-41f1-a310-6b79e24b871c
InstallationDate: Installed on 2015-06-16 (93 days ago)
InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
MachineType: ASUSTeK Computer Inc. K52JU
Package: linux (not installed)
ProcFB: 0 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-49-generic root=UUID=c8aa6fb0-2c0a-430d-b6e5-7bb4ebb8346e ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 3.16.0-49.65~14.04.1-generic 3.16.7-ckt15
RelatedPackageVersions:
linux-restricted-modules-3.16.0-49-generic N/A
linux-backports-modules-3.16.0-49-generic N/A
linux-firmware 1.127.15
Tags: trusty
Uname: Linux 3.16.0-49-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo vboxusers
_MarkForUpload: True
dmi.bios.date: 01/25/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: K52JU.206
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: K52JU
dmi.board.vendor: ASUSTeK Computer Inc.
dmi.board.version: 1.0
dmi.chassis.asset.tag: ATN12345678901234567
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK Computer Inc.
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrK52JU.206:bd01/25/2011:svnASUSTeKComputerInc.:pnK52JU:pvr1.0:rvnASUSTeKComputerInc.:rnK52JU:rvr1.0:cvnASUSTeKComputerInc.:ct10:cvr1.0:
dmi.product.name: K52JU
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK Computer Inc.
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References