Hello, Sorry for the late answer. I want to know first if is possible that I can crash my operating system doing this process? (Trying the upstream kernels). Regards.
-- 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/1507091 Title: Corrupted low memory on Ubuntu 15.04 Status in linux package in Ubuntu: Incomplete Bug description: I have had a lot of freezes on my laptop, and I'm trying to figure out what is the reason because just have like 6 months of bought. This is my laptop information: Lenovo G40-80 7,7 GiB Memory Intel® Core™ i5-5200U CPU @ 2.20GHz × 4 AMD Radeon HD 8500M Ubuntu 15.04 64-bit (Gnome version) I made a memtest86 and I got 3/4 good test (I took like 4 hours, so I just stopped it because I had to leave). I have this log that I think that was just before freezes (I have to do a Alt + SysReq + REISUB, for restart my laptop): Oct 17 00:26:51 lenovo kernel: [ 120.925598] Corrupted low memory at ffff880000004fc0 (4fc0 phys) = ff232d2eff232d2e Oct 17 00:26:51 lenovo kernel: [ 120.925599] Corrupted low memory at ffff880000004fc8 (4fc8 phys) = ff232d2eff232d2e Oct 17 00:26:51 lenovo kernel: [ 120.925600] Corrupted low memory at ffff880000004fd0 (4fd0 phys) = ff232d2eff232d2e Oct 17 00:26:51 lenovo kernel: [ 120.925601] Corrupted low memory at ffff880000004fd8 (4fd8 phys) = ff232d2eff232d2e Oct 17 00:26:51 lenovo kernel: [ 120.925602] Corrupted low memory at ffff880000004fe0 (4fe0 phys) = ff232d2eff232d2e Oct 17 00:26:51 lenovo kernel: [ 120.925603] Corrupted low memory at ffff880000004fe8 (4fe8 phys) = ff232d2eff232d2e Oct 17 00:26:51 lenovo kernel: [ 120.925604] Corrupted low memory at ffff880000004ff0 (4ff0 phys) = ff242d2eff242d2e Oct 17 00:26:51 lenovo kernel: [ 120.925605] Corrupted low memory at ffff880000004ff8 (4ff8 phys) = ff242d2eff242d2e Oct 17 00:26:51 lenovo kernel: [ 120.925611] ------------[ cut here ]------------ Oct 17 00:26:51 lenovo kernel: [ 120.925616] WARNING: CPU: 2 PID: 218 at /build/linux-qOmAV7/linux-3.19.0/arch/x86/kernel/check.c:140 check_for_bios_corruption+0xcb/0x120() Oct 17 00:26:51 lenovo kernel: [ 120.925617] Memory corruption detected in low memory Oct 17 00:26:51 lenovo kernel: [ 120.925619] Modules linked in: pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) rfcomm bnep nls_iso8859_1 rtsx_usb_ms intel_rapl memstick iosf_mbi uvcvideo x86_pkg_temp_thermal intel_powerclamp coretemp videobuf2_vmalloc btusb kvm_intel videobuf2_memops bluetooth kvm arc4 videobuf2_core v4l2_common videodev rtl8723be snd_hda_codec_hdmi media crct10dif_pclmul crc32_pclmul i915_bpo btcoexist rtl8723_common rtl_pci ghash_clmulni_intel rtlwifi aesni_intel mac80211 aes_x86_64 lrw snd_hda_codec_conexant gf128mul intel_ips snd_hda_codec_generic glue_helper fglrx(POE) snd_hda_intel snd_hda_controller cfg80211 drm_kms_helper snd_hda_codec ablk_helper snd_hwdep drm snd_pcm cryptd snd_seq_midi amd_iommu_v2 snd_seq_midi_event snd_rawmidi i2c_algo_bit joydev serio_raw snd_seq ideapad_laptop snd_seq_device sparse_keymap mei_me snd_timer mei snd 8250_fintek soundcore shpchp wmi snd_soc_sst_acpi mac_hid lpc_ich video acpi_pad parport_pc ppdev lp parport autofs4 rtsx_usb_sdmmc rtsx_usb hid_generic usbhid hid psmouse ahci r8169 libahci mii Oct 17 00:26:51 lenovo kernel: [ 120.925688] CPU: 2 PID: 218 Comm: kworker/2:2 Tainted: P OE 3.19.0-30-generic #34-Ubuntu Oct 17 00:26:51 lenovo kernel: [ 120.925690] Hardware name: LENOVO 80E4/Lenovo G40-80, BIOS B0CN69WW 06/20/2014 Oct 17 00:26:51 lenovo kernel: [ 120.925694] Workqueue: events check_corruption Oct 17 00:26:51 lenovo kernel: [ 120.925696] ffffffff81a92f40 ffff88009955bcf8 ffffffff817c4d5f 0000000000000007 Oct 17 00:26:51 lenovo kernel: [ 120.925699] ffff88009955bd48 ffff88009955bd38 ffffffff81076a8a ffff880000004ff8 Oct 17 00:26:51 lenovo kernel: [ 120.925702] 0000000000000000 ffff880000010000 ffffffff81ede390 0000000000000001 Oct 17 00:26:51 lenovo kernel: [ 120.925706] Call Trace: Oct 17 00:26:51 lenovo kernel: [ 120.925712] [<ffffffff817c4d5f>] dump_stack+0x45/0x57 Oct 17 00:26:51 lenovo kernel: [ 120.925716] [<ffffffff81076a8a>] warn_slowpath_common+0x8a/0xc0 Oct 17 00:26:51 lenovo kernel: [ 120.925719] [<ffffffff81076b06>] warn_slowpath_fmt+0x46/0x50 Oct 17 00:26:51 lenovo kernel: [ 120.925724] [<ffffffff810135e0>] ? __switch_to+0x150/0x5e0 Oct 17 00:26:51 lenovo kernel: [ 120.925728] [<ffffffff8105d8bb>] check_for_bios_corruption+0xcb/0x120 Oct 17 00:26:51 lenovo kernel: [ 120.925731] [<ffffffff8105d91e>] check_corruption+0xe/0x40 Oct 17 00:26:51 lenovo kernel: [ 120.925735] [<ffffffff8108fd78>] process_one_work+0x158/0x430 Oct 17 00:26:51 lenovo kernel: [ 120.925738] [<ffffffff810908bb>] worker_thread+0x5b/0x530 Oct 17 00:26:51 lenovo kernel: [ 120.925741] [<ffffffff81090860>] ? rescuer_thread+0x3a0/0x3a0 Oct 17 00:26:51 lenovo kernel: [ 120.925745] [<ffffffff81095959>] kthread+0xc9/0xe0 Oct 17 00:26:51 lenovo kernel: [ 120.925748] [<ffffffff81095890>] ? kthread_create_on_node+0x1c0/0x1c0 Oct 17 00:26:51 lenovo kernel: [ 120.925752] [<ffffffff817cbdd8>] ret_from_fork+0x58/0x90 Oct 17 00:26:51 lenovo kernel: [ 120.925755] [<ffffffff81095890>] ? kthread_create_on_node+0x1c0/0x1c0 Oct 17 00:26:51 lenovo kernel: [ 120.925758] ---[ end trace 2d11d40c669ca9f1 ]--- ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: linux-image-3.19.0-30-generic 3.19.0-30.34 ProcVersionSignature: Ubuntu 3.19.0-30.34-generic 3.19.8-ckt6 Uname: Linux 3.19.0-30-generic x86_64 NonfreeKernelModules: fglrx ApportVersion: 2.17.2-0ubuntu1.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: garethderioth 2749 F.... pulseaudio /dev/snd/controlC1: garethderioth 2749 F.... pulseaudio CurrentDesktop: GNOME Date: Sat Oct 17 00:50:25 2015 HibernationDevice: RESUME=UUID=f5e958f3-cb2a-4efb-9bf6-be3b31234061 InstallationDate: Installed on 2015-07-16 (92 days ago) InstallationMedia: Ubuntu-GNOME 15.04 "Vivid Vervet" - Release amd64 (20150422) MachineType: LENOVO 80E4 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-30-generic.efi.signed root=UUID=45fd5ced-f1b0-4701-9acc-13b7f3be3222 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.19.0-30-generic N/A linux-backports-modules-3.19.0-30-generic N/A linux-firmware 1.143.3 SourcePackage: linux UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/20/2014 dmi.bios.vendor: LENOVO dmi.bios.version: B0CN69WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: Lenovo G40-80 dmi.board.vendor: LENOVO dmi.board.version: NO DPK dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo G40-80 dmi.modalias: dmi:bvnLENOVO:bvrB0CN69WW:bd06/20/2014:svnLENOVO:pn80E4:pvrLenovoG40-80:rvnLENOVO:rnLenovoG40-80:rvrNODPK:cvnLENOVO:ct10:cvrLenovoG40-80: dmi.product.name: 80E4 dmi.product.version: Lenovo G40-80 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1507091/+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
