kernel-fixed-upstream
** Tags removed: kernel-bug-exists-upstream ** Tags added: kernel-fixed-upstream -- 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/1664540 Title: Ubuntu 4.4.0-62.83-generic 4.4.40 issue with "Logout" Status in linux package in Ubuntu: In Progress Bug description: Feb 13 17:19:53 pc-prop-21 acpid: client 1036[0:0] has disconnected Feb 13 17:19:53 pc-prop-21 acpid: client connected from 12282[0:0] Feb 13 17:19:53 pc-prop-21 acpid: 1 client rule loaded Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.315397] BUG: unable to handle kernel NULL pointer dereference at 0000000000000248 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.315438] IP: [<ffffffffc0242082>] amdgpu_vm_grab_id+0x122/0x310 [amdgpu] Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.315490] PGD 0 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.315501] Oops: 0000 [#1] SMP Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.315517] Modules linked in: cpuid btrfs xor raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c drbg ansi_cprng ctr ccm rfcomm bnep uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common videodev media snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic dell_wmi sparse_keymap arc4 dell_laptop dcdbas dell_smm_hwmon snd_soc_skl snd_soc_skl_ipc snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine dw_dmac_core snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm intel_rapl x86_pkg_temp_thermal iwlmvm intel_powerclamp coretemp mac80211 kvm_intel kvm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel input_leds aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd joydev snd_seq_device serio_raw iwlwifi snd_timer snd cfg80211 rtsx_pci_ms soundcore memstick m ei_me mei processor_thermal_device shpchp intel_soc_dts_iosf 8250_fintek dell_smo8800 hci_uart btqca acpi_als intel_lpss_acpi int3403_thermal intel_lpss int340x_thermal_zone dell_rbtn kfifo_buf int3400_thermal acpi_thermal_rel industrialio acpi_pad mac_hid btusb btrtl btbcm btintel bluetooth parport_pc ppdev lp parport autofs4 rtsx_pci_sdmmc amdkfd amd_iommu_v2 i915_bpo amdgpu ttm intel_ips e1000e psmouse i2c_algo_bit drm_kms_helper ptp syscopyarea pps_core sysfillrect sysimgblt fb_sys_fops rtsx_pci drm ahci libahci wmi video i2c_hid pinctrl_sunrisepoint hid pinctrl_intel fjes Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316215] CPU: 1 PID: 164 Comm: gfx Not tainted 4.4.0-62-generic #83-Ubuntu Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316238] Hardware name: Dell Inc. Latitude E5470/03MT0C, BIOS 1.11.4 12/22/2016 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316263] task: ffff880445324b00 ti: ffff880443eb8000 task.ti: ffff880443eb8000 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316287] RIP: 0010:[<ffffffffc0242082>] [<ffffffffc0242082>] amdgpu_vm_grab_id+0x122/0x310 [amdgpu] Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316332] RSP: 0000:ffff880443ebbce0 EFLAGS: 00013246 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316350] RAX: 0000000000000000 RBX: ffff880444050000 RCX: ffff880085218c00 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316373] RDX: 0000000000000000 RSI: ffff880444052dc0 RDI: ffff8804451e3d80 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316395] RBP: ffff880443ebbdb0 R08: ffff880085218c00 R09: 0000000000000000 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316418] R10: 000000010002f39c R11: 00000000000010b8 R12: ffff880444052dc0 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316441] R13: ffff8804451e3d80 R14: ffff880444050838 R15: 0000000000000001 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316464] FS: 0000000000000000(0000) GS:ffff88045dc80000(0000) knlGS:0000000000000000 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316509] CR2: 0000000000000248 CR3: 0000000001e0a000 CR4: 00000000003406e0 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316532] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316554] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316576] Stack: Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316584] ffff88044a477048 0000000000000000 ffff880085218c00 0000000000000000 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316611] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316639] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316666] Call Trace: Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316690] [<ffffffffc0243ec0>] amdgpu_ib_schedule+0x90/0x390 [amdgpu] Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316730] [<ffffffffc02806b6>] amdgpu_sched_run_job+0x36/0x140 [amdgpu] Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316768] [<ffffffffc027fecf>] amd_sched_main+0x23f/0x400 [amdgpu] Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316808] [<ffffffff810c41e0>] ? wake_atomic_t_function+0x60/0x60 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316842] [<ffffffffc027fc90>] ? amd_sched_entity_wakeup+0x70/0x70 [amdgpu] Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316867] [<ffffffff810a0ba8>] kthread+0xd8/0xf0 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316884] [<ffffffff810a0ad0>] ? kthread_create_on_node+0x1e0/0x1e0 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316908] [<ffffffff8183898f>] ret_from_fork+0x3f/0x70 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316926] [<ffffffff810a0ad0>] ? kthread_create_on_node+0x1e0/0x1e0 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.316947] Code: c0 44 89 bc 85 48 ff ff ff 41 83 c7 01 44 39 bb 1c 09 00 00 76 4f 49 83 c6 10 4d 8b 6e f0 4d 85 ed 74 66 4c 89 ef e8 ce 2d ff ff <8b> b8 48 02 00 00 48 8b b4 fd 50 ff ff ff 48 85 f6 74 b2 41 8b Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.317077] RIP [<ffffffffc0242082>] amdgpu_vm_grab_id+0x122/0x310 [amdgpu] Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.317115] RSP <ffff880443ebbce0> Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.317126] CR2: 0000000000000248 Feb 13 17:19:53 pc-prop-21 kernel: [ 1073.324688] ---[ end trace ce0fa8f539cebd9e ]--- ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-62-generic 4.4.0-62.83 ProcVersionSignature: Ubuntu 4.4.0-62.83-generic 4.4.40 Uname: Linux 4.4.0-62-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: oofoghlu 2010 F.... pulseaudio CurrentDesktop: Unity Date: Tue Feb 14 11:54:11 2017 HibernationDevice: RESUME=UUID=c9745a32-206d-493d-878a-739a0a236fbe InstallationDate: Installed on 2017-02-09 (4 days ago) InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 8087:0a2b Intel Corp. Bus 001 Device 003: ID 0a5c:5805 Broadcom Corp. Bus 001 Device 002: ID 0bda:57c3 Realtek Semiconductor Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Dell Inc. Latitude E5470 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-62-generic root=UUID=779e1476-0ef9-4bf6-9cd5-be261f7fc3a1 ro quiet splash crashkernel=384M-:128M vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.4.0-62-generic N/A linux-backports-modules-4.4.0-62-generic N/A linux-firmware 1.157.8 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/22/2016 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.11.4 dmi.board.name: 03MT0C dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.11.4:bd12/22/2016:svnDellInc.:pnLatitudeE5470:pvr:rvnDellInc.:rn03MT0C:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.name: Latitude E5470 dmi.sys.vendor: Dell Inc. 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