** Attachment added: "lshw" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1659621/+attachment/4809443/+files/lshw.txt
** Description changed: I noticed my Laptop () started to freeze and reboot randomly and checking the apt logs the date where this started matches a kernel update: Start-Date: 2017-01-22 18:09:20 Commandline: apt full-upgrade Requested-By: luca (1000) Install: linux-image-4.4.0-62-lowlatency:amd64 (4.4.0-62.83, automatic) Upgrade: linux-libc-dev:amd64 (4.4.0-59.80, 4.4.0-62.83), linux-image-lowlatency:amd64 (4.4.0.59.62, 4.4.0.62.65), libapt-inst2.0:amd64 (1.2.18, 1.2.19), libsystemd0:amd64 (229-4ubuntu15, 229-4ubuntu16), libsystemd0:i386 (229-4ubuntu15, 229-4ubuntu16), apt:amd64 (1.2.18, 1.2.19), sudo:amd64 (1.8.16-0ubuntu1.2, 1.8.16-0ubuntu1.3), udev:amd64 (229-4ubuntu15, 229-4ubuntu16), libapt-pkg5.0:amd64 (1.2.18, 1.2.19), libudev1:amd64 (229-4ubuntu15, 229-4ubuntu16), libudev1:i386 (229-4ubuntu15, 229-4ubuntu16), docker-engine:amd64 (1.12.6-0~ubuntu-xenial, 1.13.0-0~ubuntu-xenial), firefox-locale-de:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), systemd-sysv:amd64 (229-4ubuntu15, 229-4ubuntu16), firefox-locale-en:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), libpam-systemd:amd64 (229-4ubuntu15, 229-4ubuntu16), systemd:amd64 (229-4ubuntu15, 229-4ubuntu16), mysql-common:amd64 (5.7.16-0ubuntu0.16.04.1, 5.7.17-0ubuntu0.16.04.1), apt-utils:amd64 (1.2.18, 1.2.19), libmysqlclient20:i386 (5.7.16-0ubuntu0.16.04.1, 5.7.17-0ubuntu0.16.04.1), firefox:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), apt-transport-https:amd64 (1.2.18, 1.2.19), linux-tools-common:amd64 (4.4.0-59.80, 4.4.0-62.83) Purge: linux-image-4.4.0-57-lowlatency:amd64 (4.4.0-57.78) End-Date: 2017-01-22 18:10:27 + Looking at /var/log/kernel.log (attached fragment) I found a backtrace + including the i915 module. - Looking at /var/log/kernel.log, I found: - Jan 26 18:26:24 labs-064 kernel: [ 633.172577] ------------[ cut here ]------------ - Jan 26 18:26:24 labs-064 kernel: [ 633.172612] WARNING: CPU: 1 PID: 194 at /build/linux-W6HB68/linux-4.4.0/drivers/gpu/drm/i915/intel_uncore.c:619 hs - w_unclaimed_reg_debug+0x69/0x90 [i915]() - Jan 26 18:26:24 labs-064 kernel: [ 633.172615] Unclaimed register detected before reading register 0x223a0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172616] Modules linked in: ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ - ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables xt_conntrack x_tables nf_nat nf_conntrack br_netfilter bridge stp llc aufs cdc_mb - im cdc_wdm cdc_ncm usbnet cdc_acm mii rfcomm bnep uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common videodev media - btusb btrtl btbcm btintel bluetooth intel_rapl snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal arc4 intel_powercl - amp snd_hda_intel coretemp snd_hda_codec snd_hda_core snd_hwdep snd_pcm kvm iwlmvm snd_seq_midi snd_seq_midi_event snd_rawmidi irqbypass mac80211 inpu - t_leds joydev snd_seq mei_me iwlwifi mei serio_raw thinkpad_acpi snd_seq_device intel_pch_thermal snd_timer rtsx_pci_ms cfg80211 nvram memstick lpc_ic - h snd shpchp soundcore mac_hid parport_pc ppdev lp parport autofs4 drbg ansi_cprng algif_skcipher af_alg hid_cherry hid_generic usbhid hid dm_crypt rt - sx_pci_sdmmc crct10dif_pclmul crc32_pclmul i915 ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd i2c_algo_bit dr - m_kms_helper syscopyarea sysfillrect sysimgblt psmouse fb_sys_fops e1000e ahci drm libahci rtsx_pci ptp pps_core wmi fjes video - Jan 26 18:26:24 labs-064 kernel: [ 633.172696] CPU: 1 PID: 194 Comm: irq/44-i915 Not tainted 4.4.0-62-lowlatency #83-Ubuntu - Jan 26 18:26:24 labs-064 kernel: [ 633.172698] Hardware name: LENOVO 20DT001TGE/Intel powered classmate PC, BIOS JDET54WW (1.16 ) 08/19/2015 - Jan 26 18:26:24 labs-064 kernel: [ 633.172699] 0000000000000086 00000000bdc05e01 ffff880220903c38 ffffffff81400f01 - Jan 26 18:26:24 labs-064 kernel: [ 633.172702] ffff880220903c80 ffffffffc02ad1e0 ffff880220903c70 ffffffff81081d02 - Jan 26 18:26:24 labs-064 kernel: [ 633.172705] ffff88021fd80000 00000000000223a0 ffff88021fd84568 00000000000223a0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172708] Call Trace: - Jan 26 18:26:24 labs-064 kernel: [ 633.172715] [<ffffffff81400f01>] dump_stack+0x63/0x82 - Jan 26 18:26:24 labs-064 kernel: [ 633.172719] [<ffffffff81081d02>] warn_slowpath_common+0x82/0xc0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172721] [<ffffffff81081d9c>] warn_slowpath_fmt+0x5c/0x80 - Jan 26 18:26:24 labs-064 kernel: [ 633.172747] [<ffffffffc0224ad9>] hsw_unclaimed_reg_debug+0x69/0x90 [i915] - Jan 26 18:26:24 labs-064 kernel: [ 633.172771] [<ffffffffc02276a9>] gen6_read32+0x59/0x1b0 [i915] - Jan 26 18:26:24 labs-064 kernel: [ 633.172775] [<ffffffff810dda60>] ? irq_finalize_oneshot.part.35+0xd0/0xd0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172799] [<ffffffffc021ab68>] intel_lrc_irq_handler+0x38/0x240 [i915] - Jan 26 18:26:24 labs-064 kernel: [ 633.172802] [<ffffffff810dda60>] ? irq_finalize_oneshot.part.35+0xd0/0xd0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172821] [<ffffffffc01d6e27>] gen8_gt_irq_handler+0x217/0x240 [i915] - Jan 26 18:26:24 labs-064 kernel: [ 633.172839] [<ffffffffc01d6ef1>] gen8_irq_handler+0xa1/0x740 [i915] - Jan 26 18:26:24 labs-064 kernel: [ 633.172843] [<ffffffff81841079>] ? __schedule+0x3b9/0xb10 - Jan 26 18:26:24 labs-064 kernel: [ 633.172846] [<ffffffff810dda60>] ? irq_finalize_oneshot.part.35+0xd0/0xd0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172848] [<ffffffff810dda89>] irq_forced_thread_fn+0x29/0x70 - Jan 26 18:26:24 labs-064 kernel: [ 633.172851] [<ffffffff810dde08>] irq_thread+0x138/0x1b0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172853] [<ffffffff810ddc20>] ? wake_threads_waitq+0x30/0x30 - Jan 26 18:26:24 labs-064 kernel: [ 633.172856] [<ffffffff810ddcd0>] ? irq_thread_dtor+0xb0/0xb0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172858] [<ffffffff810a1c58>] kthread+0xd8/0xf0 - Jan 26 18:26:24 labs-064 kernel: [ 633.172861] [<ffffffff810a1b80>] ? kthread_worker_fn+0x170/0x170 - Jan 26 18:26:24 labs-064 kernel: [ 633.172864] [<ffffffff81845fcf>] ret_from_fork+0x3f/0x70 - Jan 26 18:26:24 labs-064 kernel: [ 633.172866] [<ffffffff810a1b80>] ? kthread_worker_fn+0x170/0x170 - Jan 26 18:26:24 labs-064 kernel: [ 633.172868] ---[ end trace 366fc603a4ed2fce ]--- - - Attached is the output from lspci and lshw. Let me know if you need - anything else. + Attached is the output from lspci and lshw. Let me know if you need anything else. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-62-lowlatency 4.4.0-62.83 ProcVersionSignature: Ubuntu 4.4.0-62.83-lowlatency 4.4.40 Uname: Linux 4.4.0-62-lowlatency x86_64 ApportVersion: 2.20.1-0ubuntu2.5 Architecture: amd64 AudioDevicesInUse: - USER PID ACCESS COMMAND - /dev/snd/pcmC1D0p: luca 2999 F...m pulseaudio - /dev/snd/controlC1: luca 2999 F.... pulseaudio - /dev/snd/controlC0: luca 2999 F.... pulseaudio + USER PID ACCESS COMMAND + /dev/snd/pcmC1D0p: luca 2999 F...m pulseaudio + /dev/snd/controlC1: luca 2999 F.... pulseaudio + /dev/snd/controlC0: luca 2999 F.... pulseaudio CurrentDesktop: GNOME-Flashback:Unity Date: Thu Jan 26 18:59:53 2017 HibernationDevice: RESUME=UUID=841aac03-34a5-409e-a845-fdb0c6d7284a InstallationDate: Installed on 2015-11-12 (440 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: LENOVO 20DT001TGE ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-62-lowlatency root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 RelatedPackageVersions: - linux-restricted-modules-4.4.0-62-lowlatency N/A - linux-backports-modules-4.4.0-62-lowlatency N/A - linux-firmware 1.157.8 + linux-restricted-modules-4.4.0-62-lowlatency N/A + linux-backports-modules-4.4.0-62-lowlatency N/A + linux-firmware 1.157.8 SourcePackage: linux UpgradeStatus: Upgraded to xenial on 2016-12-05 (52 days ago) dmi.bios.date: 08/19/2015 dmi.bios.vendor: LENOVO dmi.bios.version: JDET54WW (1.16 ) dmi.board.asset.tag: Not Available dmi.board.name: Intel powered classmate PC dmi.board.vendor: LENOVO dmi.board.version: SDK0J40705 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrJDET54WW(1.16):bd08/19/2015:svnLENOVO:pn20DT001TGE:pvrThinkPadL450:rvnLENOVO:rnIntelpoweredclassmatePC:rvrSDK0J40705WIN:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20DT001TGE dmi.product.version: ThinkPad L450 dmi.sys.vendor: LENOVO -- 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/1659621 Title: Random freezes and reboots since last kernel update Status in linux package in Ubuntu: New Bug description: I noticed my Laptop () started to freeze and reboot randomly and checking the apt logs the date where this started matches a kernel update: Start-Date: 2017-01-22 18:09:20 Commandline: apt full-upgrade Requested-By: luca (1000) Install: linux-image-4.4.0-62-lowlatency:amd64 (4.4.0-62.83, automatic) Upgrade: linux-libc-dev:amd64 (4.4.0-59.80, 4.4.0-62.83), linux-image-lowlatency:amd64 (4.4.0.59.62, 4.4.0.62.65), libapt-inst2.0:amd64 (1.2.18, 1.2.19), libsystemd0:amd64 (229-4ubuntu15, 229-4ubuntu16), libsystemd0:i386 (229-4ubuntu15, 229-4ubuntu16), apt:amd64 (1.2.18, 1.2.19), sudo:amd64 (1.8.16-0ubuntu1.2, 1.8.16-0ubuntu1.3), udev:amd64 (229-4ubuntu15, 229-4ubuntu16), libapt-pkg5.0:amd64 (1.2.18, 1.2.19), libudev1:amd64 (229-4ubuntu15, 229-4ubuntu16), libudev1:i386 (229-4ubuntu15, 229-4ubuntu16), docker-engine:amd64 (1.12.6-0~ubuntu-xenial, 1.13.0-0~ubuntu-xenial), firefox-locale-de:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), systemd-sysv:amd64 (229-4ubuntu15, 229-4ubuntu16), firefox-locale-en:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), libpam-systemd:amd64 (229-4ubuntu15, 229-4ubuntu16), systemd:amd64 (229-4ubuntu15, 229-4ubuntu16), mysql-common:amd64 (5.7.16-0ubuntu0.16.04.1, 5.7.17-0ubuntu0.16.04.1), apt-utils:amd64 (1.2.18, 1.2.19), libmysqlclient20:i386 (5.7.16-0ubuntu0.16.04.1, 5.7.17-0ubuntu0.16.04.1), firefox:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), apt-transport-https:amd64 (1.2.18, 1.2.19), linux-tools-common:amd64 (4.4.0-59.80, 4.4.0-62.83) Purge: linux-image-4.4.0-57-lowlatency:amd64 (4.4.0-57.78) End-Date: 2017-01-22 18:10:27 Looking at /var/log/kernel.log (attached fragment) I found a backtrace including the i915 module. Attached is the output from lspci and lshw. Let me know if you need anything else. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-62-lowlatency 4.4.0-62.83 ProcVersionSignature: Ubuntu 4.4.0-62.83-lowlatency 4.4.40 Uname: Linux 4.4.0-62-lowlatency x86_64 ApportVersion: 2.20.1-0ubuntu2.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC1D0p: luca 2999 F...m pulseaudio /dev/snd/controlC1: luca 2999 F.... pulseaudio /dev/snd/controlC0: luca 2999 F.... pulseaudio CurrentDesktop: GNOME-Flashback:Unity Date: Thu Jan 26 18:59:53 2017 HibernationDevice: RESUME=UUID=841aac03-34a5-409e-a845-fdb0c6d7284a InstallationDate: Installed on 2015-11-12 (440 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: LENOVO 20DT001TGE ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-62-lowlatency root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.4.0-62-lowlatency N/A linux-backports-modules-4.4.0-62-lowlatency N/A linux-firmware 1.157.8 SourcePackage: linux UpgradeStatus: Upgraded to xenial on 2016-12-05 (52 days ago) dmi.bios.date: 08/19/2015 dmi.bios.vendor: LENOVO dmi.bios.version: JDET54WW (1.16 ) dmi.board.asset.tag: Not Available dmi.board.name: Intel powered classmate PC dmi.board.vendor: LENOVO dmi.board.version: SDK0J40705 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrJDET54WW(1.16):bd08/19/2015:svnLENOVO:pn20DT001TGE:pvrThinkPadL450:rvnLENOVO:rnIntelpoweredclassmatePC:rvrSDK0J40705WIN:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20DT001TGE dmi.product.version: ThinkPad L450 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1659621/+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
