apport information ** Attachment added: "UdevDb.txt" https://bugs.launchpad.net/bugs/1883597/+attachment/5384168/+files/UdevDb.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/1883597 Title: Kernel 4.4.0-184 hangs when issuing tc qdisc command Status in linux package in Ubuntu: Confirmed Bug description: On stock kernel 4.4.0.184-214, issuing "tc qdisc add dev eth0 root fq maxrate 25mbit" causes CPU lockup (NMI watchdog: BUG: soft lockup - CPU#26 stuck for 22s! [tc:6394]) This does not occur on 4.4.0.179 or earlier. Happens on both a intel i40e driver and ixgbe. --- AlsaDevices: total 0 crw-rw----+ 1 root audio 116, 1 Jun 15 14:52 seq crw-rw----+ 1 root audio 116, 33 Jun 15 14:52 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=09e7e0db-e2ed-4cb1-8d1b-2eefdaa81d3a InstallationDate: Installed on 2019-02-22 (479 days ago) InstallationMedia: Ubuntu-Server 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) 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 004: ID 0557:2419 ATEN International Co., Ltd Bus 001 Device 003: ID 0557:7000 ATEN International Co., Ltd Hub Bus 001 Device 002: ID 0d3d:0040 Tangtop Technology Co., Ltd PS/2 Adapter Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Supermicro SSG-6029P-E1CR12L Package: linux (not installed) PciMultimedia: ProcEnviron: TERM=xterm PATH=(custom, no user) LANG=en_US SHELL=/bin/bash ProcFB: 0 EFI VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-184-generic root=UUID=8b0d6ed1-2955-4f7a-aeb6-cbfa319aed17 ro text nomodeset consoleblank=0 nopti crashkernel=384M-:128M crashkernel=384M-2G:64M,2G-:768M ProcVersionSignature: Ubuntu 4.4.0-184.214-generic 4.4.223 RelatedPackageVersions: linux-restricted-modules-4.4.0-184-generic N/A linux-backports-modules-4.4.0-184-generic N/A linux-firmware 1.157.23 RfKill: Error: [Errno 2] No such file or directory Tags: xenial Uname: Linux 4.4.0-184-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: True dmi.bios.date: 02/27/2018 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2.0b dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: X11DPH-T dmi.board.vendor: Supermicro dmi.board.version: 1.01 dmi.chassis.asset.tag: To be filled by O.E.M. dmi.chassis.type: 1 dmi.chassis.vendor: Supermicro dmi.chassis.version: 0123456789 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2.0b:bd02/27/2018:svnSupermicro:pnSSG-6029P-E1CR12L:pvr0123456789:rvnSupermicro:rnX11DPH-T:rvr1.01:cvnSupermicro:ct1:cvr0123456789: dmi.product.name: SSG-6029P-E1CR12L dmi.product.version: 0123456789 dmi.sys.vendor: Supermicro --- AlsaDevices: total 0 crw-rw----+ 1 root audio 116, 1 Jun 15 14:52 seq crw-rw----+ 1 root audio 116, 33 Jun 15 14:52 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=09e7e0db-e2ed-4cb1-8d1b-2eefdaa81d3a InstallationDate: Installed on 2019-02-22 (479 days ago) InstallationMedia: Ubuntu-Server 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) 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 004: ID 0557:2419 ATEN International Co., Ltd Bus 001 Device 003: ID 0557:7000 ATEN International Co., Ltd Hub Bus 001 Device 002: ID 0d3d:0040 Tangtop Technology Co., Ltd PS/2 Adapter Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Supermicro SSG-6029P-E1CR12L Package: linux (not installed) PciMultimedia: ProcEnviron: TERM=xterm PATH=(custom, no user) LANG=en_US SHELL=/bin/bash ProcFB: 0 EFI VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-184-generic root=UUID=8b0d6ed1-2955-4f7a-aeb6-cbfa319aed17 ro text nomodeset consoleblank=0 nopti crashkernel=384M-:128M crashkernel=384M-2G:64M,2G-:768M ProcVersionSignature: Ubuntu 4.4.0-184.214-generic 4.4.223 RelatedPackageVersions: linux-restricted-modules-4.4.0-184-generic N/A linux-backports-modules-4.4.0-184-generic N/A linux-firmware 1.157.23 RfKill: Error: [Errno 2] No such file or directory Tags: xenial Uname: Linux 4.4.0-184-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: True dmi.bios.date: 02/27/2018 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2.0b dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: X11DPH-T dmi.board.vendor: Supermicro dmi.board.version: 1.01 dmi.chassis.asset.tag: To be filled by O.E.M. dmi.chassis.type: 1 dmi.chassis.vendor: Supermicro dmi.chassis.version: 0123456789 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2.0b:bd02/27/2018:svnSupermicro:pnSSG-6029P-E1CR12L:pvr0123456789:rvnSupermicro:rnX11DPH-T:rvr1.01:cvnSupermicro:ct1:cvr0123456789: dmi.product.name: SSG-6029P-E1CR12L dmi.product.version: 0123456789 dmi.sys.vendor: Supermicro To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1883597/+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
