The machine is a production server. Is this kernel something that can be considered for production server usage? I am thinking could there be any security conserns.
-- 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/1388781 Title: Ubuntu server 14.04.1 LTS freeze Status in “linux” package in Ubuntu: Incomplete Bug description: Ubuntu server 14.04 LTS freezes. Before the total freeze, kernel.log is showing messages like: Nov 2 07:03:56 node1 kernel: [1941380.104003] BUG: soft lockup - CPU#0 stuck for 23s! [nfsd:1320] Nov 2 07:03:56 node1 kernel: [1941380.104003] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache cirrus ttm drm_kms_helper drm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel syscopyarea joydev sysfillrect aesni_intel i2c_piix4 sysimgblt aes_x86_64 lrw gf128mul mac_hid glue_helper serio_raw ablk_helper cryptd lp parport hid_generic usbhid hid psmouse floppy Nov 2 07:03:56 node1 kernel: [1941380.104003] CPU: 0 PID: 1320 Comm: nfsd Not tainted 3.13.0-37-generic #64-Ubuntu Nov 2 07:03:56 node1 kernel: [1941380.104003] Hardware name: Red Hat Inc. OpenStack Nova, BIOS 0.5.1 01/01/2007 Nov 2 07:03:56 node1 kernel: [1941380.104003] task: ffff880ecaeb1800 ti: ffff880ec7744000 task.ti: ffff880ec7744000 Nov 2 07:03:56 node1 kernel: [1941380.104003] RIP: 0010:[<ffffffff81726d02>] [<ffffffff81726d02>] _raw_spin_lock+0x32/0x50 Nov 2 07:03:56 node1 kernel: [1941380.104003] RSP: 0018:ffff880ec7745da8 EFLAGS: 00000206 Nov 2 07:03:56 node1 kernel: [1941380.104003] RAX: 0000000000006072 RBX: ffff880eca3ae3c0 RCX: 000000000000eed2 Nov 2 07:03:56 node1 kernel: [1941380.104003] RDX: 000000000000eed8 RSI: 000000000000eed8 RDI: ffffffffa029ac80 Nov 2 07:03:56 node1 kernel: [1941380.104003] RBP: ffff880ec7745da8 R08: 18bb555400000000 R09: 18282e0518bb5554 Nov 2 07:03:56 node1 kernel: [1941380.104003] R10: 000000006a81e9b4 R11: 18282e0518bb5554 R12: ffff880ec7745d78 Nov 2 07:03:56 node1 kernel: [1941380.104003] R13: ffff880ec784c200 R14: 0000000000000000 R15: 00000000ee626da3 Nov 2 07:03:56 node1 kernel: [1941380.104003] FS: 0000000000000000(0000) GS:ffff880f1fc00000(0000) knlGS:0000000000000000 Nov 2 07:03:56 node1 kernel: [1941380.104003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 2 07:03:56 node1 kernel: [1941380.104003] CR2: 00007f554c039000 CR3: 0000000ecbcd8000 CR4: 00000000000406f0 Nov 2 07:03:56 node1 kernel: [1941380.104003] Stack: Nov 2 07:03:56 node1 kernel: [1941380.104003] ffff880ec7745de8 ffffffffa026d666 000000000000006c ffff880ec807e000 Nov 2 07:03:56 node1 kernel: [1941380.104003] ffffffffa02974d8 ffff88010317e018 ffff88010317e000 000000000000001c Nov 2 07:03:56 node1 kernel: [1941380.104003] ffff880ec7745e20 ffffffffa0261e12 ffff880ec807e1e0 ffff880ec807e000 Nov 2 07:03:56 node1 kernel: [1941380.104003] Call Trace: Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffffa026d666>] nfsd_cache_update+0x76/0x150 [nfsd] Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffffa0261e12>] nfsd_dispatch+0x192/0x200 [nfsd] Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffffa016462d>] svc_process_common+0x46d/0x6d0 [sunrpc] Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffffa0164997>] svc_process+0x107/0x170 [sunrpc] Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffffa026171f>] nfsd+0xbf/0x130 [nfsd] Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffffa0261660>] ? nfsd_destroy+0x80/0x80 [nfsd] Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffff8108b492>] kthread+0xd2/0xf0 Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffff8108b3c0>] ? kthread_create_on_node+0x1c0/0x1c0 Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffff8172f77c>] ret_from_fork+0x7c/0xb0 Nov 2 07:03:56 node1 kernel: [1941380.104003] [<ffffffff8108b3c0>] ? kthread_create_on_node+0x1c0/0x1c0 Nov 2 07:03:56 node1 kernel: [1941380.104003] Code: 89 e5 b8 00 00 02 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 75 02 5d c3 83 e2 fe 0f b7 f2 b8 00 80 00 00 eb 0c 0f 1f 44 00 00 f3 90 <83> e8 01 74 0a 0f b7 0f 66 39 ca 75 f1 5d c3 66 66 66 90 66 66 ---- Nov 2 07:03:56 node1 kernel: [1941352.144608] CPU: 2 PID: 135 Comm: khugepaged Not tainted 3.13.0-37-generic #64-Ubuntu Nov 2 07:03:56 node1 kernel: [1941352.144608] Hardware name: Red Hat Inc. OpenStack Nova, BIOS 0.5.1 01/01/2007 Nov 2 07:03:56 node1 kernel: [1941352.144608] task: ffff880ec97e6000 ti: ffff880ec9080000 task.ti: ffff880ec9080000 Nov 2 07:03:56 node1 kernel: [1941352.144608] RIP: 0010:[<ffffffff8136e333>] [<ffffffff8136e333>] copy_page+0x23/0xe0 Nov 2 07:03:56 node1 kernel: [1941352.144608] RSP: 0018:ffff880ec9081d90 EFLAGS: 00010206 Nov 2 07:03:56 node1 kernel: [1941352.144608] RAX: 0000000023ba7000 RBX: ffff880ee3010c00 RCX: 000000000000003a Nov 2 07:03:56 node1 kernel: [1941352.144608] RDX: ffffffffffffffed RSI: ffff88085076c000 RDI: ffff880023ba7000 Nov 2 07:03:56 node1 kernel: [1941352.144608] RBP: ffff880ec9081e50 R08: 0000000000000008 R09: 00000000ffffffee Nov 2 07:03:56 node1 kernel: [1941352.144608] R10: 57ff199b23194440 R11: 0000000000000016 R12: 0000000000000001 Nov 2 07:03:56 node1 kernel: [1941352.144608] R13: ffffea0034194440 R14: ffff880ed62e5110 R15: ffff880f1ffc1f00 Nov 2 07:03:56 node1 kernel: [1941352.144608] FS: 0000000000000000(0000) GS:ffff880f1fc40000(0000) knlGS:0000000000000000 Nov 2 07:03:56 node1 kernel: [1941352.144608] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 2 07:03:56 node1 kernel: [1941352.144608] CR2: 00007f1bc5fb0740 CR3: 000000014ee48000 CR4: 00000000000406e0 Nov 2 07:03:56 node1 kernel: [1941352.144608] Stack: Nov 2 07:03:56 node1 kernel: [1941352.144608] ffffea002141db00 ffff8801779b1d38 ffffffff811aa6b7 00000001779b1067 Nov 2 07:03:56 node1 kernel: [1941352.144608] 0000000031600000 0000000000000286 0000000031800000 ffff88087ce73190 Nov 2 07:03:56 node1 kernel: [1941352.144608] ffff880ec9081e70 ffffea00008e8000 ffffea000466aff0 ffff880ec788e5e0 Nov 2 07:03:56 node1 kernel: [1941352.144608] Call Trace: Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff811aa6b7>] ? khugepaged_scan_mm_slot+0x9e7/0xc90 Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff811aabaf>] khugepaged+0x24f/0x460 Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff810aafd0>] ? prepare_to_wait_event+0x100/0x100 Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff811aa960>] ? khugepaged_scan_mm_slot+0xc90/0xc90 Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff8108b492>] kthread+0xd2/0xf0 Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff8108b3c0>] ? kthread_create_on_node+0x1c0/0x1c0 Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff8172f77c>] ret_from_fork+0x7c/0xb0 Nov 2 07:03:56 node1 kernel: [1941352.144608] [<ffffffff8108b3c0>] ? kthread_create_on_node+0x1c0/0x1c0 ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-39-generic 3.13.0-39.66 ProcVersionSignature: Ubuntu 3.13.0-39.66-generic 3.13.11.8 Uname: Linux 3.13.0-39-generic x86_64 AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 marra 3 12:03 seq crw-rw---- 1 root audio 116, 33 marra 3 12:03 timer AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.14.1-0ubuntu3.5 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord' AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CRDA: Error: [Errno 2] No such file or directory: 'iw' CurrentDmesg: [ 5.862722] NFSD: starting 90-second grace period (net ffffffff81cda580) [ 7.726451] init: plymouth-upstart-bridge main process ended, respawning [ 27.661652] random: nonblocking pool is initialized [ 326.463238] hrtimer: interrupt took 21589787 ns Date: Mon Nov 3 12:30:50 2014 InstallationDate: Installed on 2014-07-07 (118 days ago) InstallationMedia: Ubuntu-Server 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.2) IwConfig: eth0 no wireless extensions. eth1 no wireless extensions. lo no wireless extensions. Lsusb: Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub MachineType: Red Hat Inc. OpenStack Nova PciMultimedia: ProcFB: 0 cirrusdrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-39-generic root=/dev/mapper/vg0-lv0 ro RelatedPackageVersions: linux-restricted-modules-3.13.0-39-generic N/A linux-backports-modules-3.13.0-39-generic N/A linux-firmware 1.127.7 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 01/01/2007 dmi.bios.vendor: Seabios dmi.bios.version: 0.5.1 dmi.chassis.type: 1 dmi.chassis.vendor: Red Hat dmi.modalias: dmi:bvnSeabios:bvr0.5.1:bd01/01/2007:svnRedHatInc.:pnOpenStackNova:pvr2013.1.3-2.el6:cvnRedHat:ct1:cvr: dmi.product.name: OpenStack Nova dmi.product.version: 2013.1.3-2.el6 dmi.sys.vendor: Red Hat Inc. 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