afrank, it would be most helpful for you to test out http://cdimage.ubuntu.com/daily-live/current/ to see if it provides a more stable platform for you to go forward on, and to see if this issue is resolved in it. Could you please test and advise?
-- 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/1532909 Title: Dell XPS 13 - 9333 Kernel problems after update to wily Status in linux package in Ubuntu: Incomplete Bug description: Immediately after upgrade to wily faced several problems on Dell XPS 13 - 9333: - standard boot does not complete - need to manually select upstart or recovery as home partition is LUKS encrypted using cryptsetup and standard boot does not prompt for password any more. Instead of password prompt fsck.xfs (/ is on xfs) is shown. - repetedly get kernel oops - USB mouse and USB keyboard have irregular hangs omitting mouse movement and strokes Jan 11 10:28:31 cygnus kernel: [ 8814.972861] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) Jan 11 10:28:31 cygnus kernel: [ 8814.972866] ------------[ cut here ]------------ Jan 11 10:28:31 cygnus kernel: [ 8814.972888] WARNING: CPU: 0 PID: 3225 at /build/linux-AFqQDb/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12328 check_crtc_state+0x2c5/0x440 [i915]() Jan 11 10:28:31 cygnus kernel: [ 8814.972890] pipe state doesn't match! Jan 11 10:28:31 cygnus kernel: [ 8814.972891] Modules linked in: nls_iso8859_1 uas usb_storage rfcomm ctr ccm pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables bnep binfmt_misc drbg ansi_cprng algif_skcipher af_alg ax88179_178a usbnet mii joydev hid_rmi dell_wmi sparse_keymap arc4 uvcvideo dell_laptop dcdbas dell_smm_hwmon videobuf2_vmalloc videobuf2_memops dm_crypt intel_rapl videobuf2_core iosf_mbi v4l2_common btusb x86_pkg_temp_thermal btrtl intel_powerclamp btbcm btintel coretemp bluetooth kvm_intel videodev media kvm hid_multitouch crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd iwlmvm mac80211 input_leds serio_raw iwlwifi snd_hda_codec_hdmi lpc_ich snd_hda_codec_realtek snd_hda_codec_generic cfg80211 shpchp snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_soc_rt5640 snd_soc_rl6231 snd_soc_core snd_compress a c97_bus snd_pcm_dmaengine snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq acpi_als kfifo_buf industrialio snd_seq_device snd_timer snd soundcore dw_dmac dw_dmac_core snd_soc_sst_acpi i2c_designware_platform 8250_dw spi_pxa2xx_platform i2c_designware_core dell_rbtn intel_smartconnect mac_hid parport_pc ppdev lp parport xfs libcrc32c hid_generic i915 i2c_algo_bit drm_kms_helper psmouse drm ahci wmi libahci video sdhci_acpi sdhci i2c_hid usbhid hid Jan 11 10:28:31 cygnus kernel: [ 8814.972974] CPU: 0 PID: 3225 Comm: Xorg Tainted: G W OE 4.2.0-23-generic #28-Ubuntu Jan 11 10:28:31 cygnus kernel: [ 8814.972975] Hardware name: Dell Inc. XPS13 9333/0D13CR, BIOS A05 09/11/2014 Jan 11 10:28:31 cygnus kernel: [ 8814.972977] 0000000000000000 00000000a86f54fd ffff880215f277c8 ffffffff817e94c9 Jan 11 10:28:31 cygnus kernel: [ 8814.972980] 0000000000000000 ffff880215f27820 ffff880215f27808 ffffffff8107b3d6 Jan 11 10:28:31 cygnus kernel: [ 8814.972983] ffff880215f27848 ffff880215f278b0 ffff88021255f000 0000000000000001 Jan 11 10:28:31 cygnus kernel: [ 8814.972986] Call Trace: Jan 11 10:28:31 cygnus kernel: [ 8814.972992] [<ffffffff817e94c9>] dump_stack+0x45/0x57 Jan 11 10:28:31 cygnus kernel: [ 8814.972997] [<ffffffff8107b3d6>] warn_slowpath_common+0x86/0xc0 Jan 11 10:28:31 cygnus kernel: [ 8814.973000] [<ffffffff8107b465>] warn_slowpath_fmt+0x55/0x70 Jan 11 10:28:31 cygnus kernel: [ 8814.973020] [<ffffffffc01bd941>] ? intel_pipe_config_compare+0xb31/0xc60 [i915] Jan 11 10:28:31 cygnus kernel: [ 8814.973034] [<ffffffffc01bdd35>] check_crtc_state+0x2c5/0x440 [i915] Jan 11 10:28:31 cygnus kernel: [ 8814.973053] [<ffffffffc01d1b5d>] intel_modeset_check_state+0x21d/0x6d0 [i915] Jan 11 10:28:31 cygnus kernel: [ 8814.973068] [<ffffffffc01d2d17>] intel_crtc_set_config+0x4c7/0x580 [i915] Jan 11 10:28:31 cygnus kernel: [ 8814.973082] [<ffffffffc009fef5>] ? drm_mode_create+0x25/0x60 [drm] Jan 11 10:28:31 cygnus kernel: [ 8814.973094] [<ffffffffc00994a6>] drm_mode_set_config_internal+0x66/0x100 [drm] Jan 11 10:28:31 cygnus kernel: [ 8814.973105] [<ffffffffc009db39>] drm_mode_setcrtc+0x3e9/0x500 [drm] Jan 11 10:28:31 cygnus kernel: [ 8814.973113] [<ffffffffc008e495>] drm_ioctl+0x125/0x610 [drm] Jan 11 10:28:31 cygnus kernel: [ 8814.973123] [<ffffffffc009d750>] ? drm_mode_setplane+0x1b0/0x1b0 [drm] Jan 11 10:28:31 cygnus kernel: [ 8814.973127] [<ffffffff81210aa5>] do_vfs_ioctl+0x295/0x480 Jan 11 10:28:31 cygnus kernel: [ 8814.973131] [<ffffffff8112012b>] ? __audit_syscall_entry+0xab/0xf0 Jan 11 10:28:31 cygnus kernel: [ 8814.973134] [<ffffffff81022afb>] ? do_audit_syscall_entry+0x4b/0x70 Jan 11 10:28:31 cygnus kernel: [ 8814.973137] [<ffffffff81210d09>] SyS_ioctl+0x79/0x90 Jan 11 10:28:31 cygnus kernel: [ 8814.973139] [<ffffffff810242b3>] ? syscall_trace_leave+0x93/0xe0 Jan 11 10:28:31 cygnus kernel: [ 8814.973145] [<ffffffff817f02b2>] entry_SYSCALL_64_fastpath+0x16/0x75 Jan 11 10:28:31 cygnus kernel: [ 8814.973147] ---[ end trace a9b17c02c469ebba ]--- ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: linux-image-4.2.0-23-generic 4.2.0-23.28 ProcVersionSignature: Ubuntu 4.2.0-23.28-generic 4.2.6 Uname: Linux 4.2.0-23-generic x86_64 ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: achim 5274 F.... pulseaudio /dev/snd/controlC0: achim 5274 F.... pulseaudio CurrentDesktop: Unity Date: Mon Jan 11 19:50:34 2016 InstallationDate: Installed on 2015-03-03 (313 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) MachineType: Dell Inc. XPS13 9333 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-23-generic root=UUID=e3c0d2ee-f616-4d01-b3bc-81400821a73e ro priority=low quiet reboot=b usbcore.autosuspend=-1 init=/sbin/upstart RelatedPackageVersions: linux-restricted-modules-4.2.0-23-generic N/A linux-backports-modules-4.2.0-23-generic N/A linux-firmware 1.149.3 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/11/2014 dmi.bios.vendor: Dell Inc. dmi.bios.version: A05 dmi.board.name: 0D13CR dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: 0.1 dmi.modalias: dmi:bvnDellInc.:bvrA05:bd09/11/2014:svnDellInc.:pnXPS139333:pvr:rvnDellInc.:rn0D13CR:rvrA00:cvnDellInc.:ct8:cvr0.1: dmi.product.name: XPS13 9333 dmi.sys.vendor: Dell Inc. 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