apport information ** Attachment added: "ProcInterrupts.txt" https://bugs.launchpad.net/bugs/1889721/+attachment/5397331/+files/ProcInterrupts.txt
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1889721 Title: xenial/linux: 4.4.0-186.216 - Problem with NFS mount Status in linux package in Ubuntu: Confirmed Bug description: Xenial Package: linux-image-generic (4.4.0.186.192) Since Xenial Kernel upgrade to version linux: 4.4.0-186.216, there is a problem with the NFS mounts, when the NFS Server has a timeout. The journal and syslog are reporting thousands of the following messages per second Jul 30 09:05:07 ... kernel: [ 280.904750] xs_tcp_setup_socket: connect returned unhandled error -1 The server becomes instable and OS hungs. Reboot resolves the issue until the next NFS timeout occures. using the previous kernel Linux 4.4.0-185-generic resolves the issue. --- AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 Jul 27 05:02 seq crw-rw---- 1 root audio 116, 33 Jul 27 05:02 timer AplayDevices: Error: [Errno 2] No such file or directory ApportVersion: 2.20.1-0ubuntu2.23 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: DistroRelease: Ubuntu 16.04 HibernationDevice: RESUME=UUID=4bf8bc57-9e9e-4e8b-9bea-6d2b6273d223 InstallationDate: Installed on 2016-06-02 (1519 days ago) InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.3) IwConfig: Error: [Errno 2] No such file or directory Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 0557:2419 ATEN International Co., Ltd Bus 001 Device 002: ID 0557:7000 ATEN International Co., Ltd Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Supermicro Super Server Package: linux (not installed) PciMultimedia: ProcFB: 0 VESA VGA ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-186-generic root=UUID=d355e42f-3b5a-4479-9664-60bcbd373d6b ro net.ifnames=0 nomodeset reboot=acpi ProcVersionSignature: Ubuntu 4.4.0-186.216-generic 4.4.228 RelatedPackageVersions: linux-restricted-modules-4.4.0-186-generic N/A linux-backports-modules-4.4.0-186-generic N/A linux-firmware 1.157.23 RfKill: Error: [Errno 2] No such file or directory Tags: xenial Uname: Linux 4.4.0-186-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: True dmi.bios.date: 05/23/2018 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2.2 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: X11SSH-LN4F dmi.board.vendor: Supermicro dmi.board.version: 1.01 dmi.chassis.asset.tag: To be filled by O.E.M. dmi.chassis.type: 17 dmi.chassis.vendor: Supermicro dmi.chassis.version: 0123456789 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2.2:bd05/23/2018:svnSupermicro:pnSuperServer:pvr0123456789:rvnSupermicro:rnX11SSH-LN4F:rvr1.01:cvnSupermicro:ct17:cvr0123456789: dmi.product.name: Super Server dmi.product.version: 0123456789 dmi.sys.vendor: Supermicro To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1889721/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp