I'm also experienced this bug with kernel 3.11.0-14-generic: 2013-11-21 21:16:45 bdw-desktop kernel [33960.928028] Corrupted low memory at ffff88000000c6a8 (c6a8 phys) = 400000000000 2013-11-21 21:16:45 bdw-desktop kernel [33960.928034] ------------[ cut here ]------------ 2013-11-21 21:16:45 bdw-desktop kernel [33960.928042] WARNING: CPU: 0 PID: 36 at /build/buildd/linux-3.11.0/arch/x86/kernel/check.c:140 check_for_bios_corruption+0x10f/0x120() 2013-11-21 21:16:45 bdw-desktop kernel [33960.928044] Memory corruption detected in low memory 2013-11-21 21:16:45 bdw-desktop kernel [33960.928045] Modules linked in: btusb nls_utf8 nls_iso8859_1(F) ext2(F) isofs(F) msdos(F) snd_hrtimer(F) pci_stub vboxpci(OF) vboxnetadp(OF) vboxnetflt(OF) vboxdrv(OF) rpcsec_gss_krb5 nfsv4(F) nfsd(F) rfcomm auth_rpcgss(F) bnep nfs_acl(F) nfs(F) lockd(F) sunrpc(F) fscache(F) binfmt_misc(F) dm_crypt(F) fglrx(POF) coretemp kvm_intel(F) kvm(F) snd_hda_codec_hdmi gpio_ich snd_hda_codec_realtek ppdev(F) uvcvideo snd_hda_intel snd_usb_audio snd_hda_codec snd_usbmidi_lib snd_seq_midi(F) videobuf2_vmalloc snd_hwdep(F) snd_seq_midi_event(F) microcode(F) psmouse(F) snd_pcm(F) videobuf2_memops snd_rawmidi(F) snd_seq(F) videobuf2_core snd_page_alloc(F) snd_seq_device(F) videodev snd_timer(F) serio_raw(F) snd(F) soundcore(F) bluetooth lpc_ich lp(F) amd_iommu_v2 mac_hid parport_pc(F) parport(F) raid10(F) raid456(F) async_raid6_recov(F) async_memcpy(F) async_pq(F) async_xor(F) async_tx(F) xor(F) raid6_pq(F) raid1(F) raid0(F) multipath(F) linear(F) hid_generic usbhid hid vesafb(F) ses enclosure 2013-11-21 21:16:45 bdw-desktop kernel pata_acpi usb_storage(F) firewire_ohci firewire_core crc_itu_t(F) r8169 pata_jmicron mii(F) ahci(F) libahci(F) [last unloaded: btusb] 2013-11-21 21:16:45 bdw-desktop kernel [33960.928122] CPU: 0 PID: 36 Comm: kworker/0:1 Tainted: PF O 3.11.0-14-generic #21-Ubuntu 2013-11-21 21:16:45 bdw-desktop kernel [33960.928124] Hardware name: Gigabyte Technology Co., Ltd. EP45-UD3P/EP45-UD3P, BIOS F6 11/14/2008 2013-11-21 21:16:45 bdw-desktop kernel [33960.928127] Workqueue: events check_corruption 2013-11-21 21:16:45 bdw-desktop kernel [33960.928129] 0000000000000009 ffff8802243c7d30 ffffffff816e593a ffff8802243c7d78 2013-11-21 21:16:45 bdw-desktop kernel [33960.928133] ffff8802243c7d68 ffffffff81061dbd 0000000000000000 ffff880000010000 2013-11-21 21:16:45 bdw-desktop kernel [33960.928137] ffffffff81ea73b0 0000000000000001 ffff880000000000 ffff8802243c7dc8 2013-11-21 21:16:45 bdw-desktop kernel [33960.928140] Call Trace: 2013-11-21 21:16:45 bdw-desktop kernel [33960.928146] [<ffffffff816e593a>] dump_stack+0x45/0x56 2013-11-21 21:16:45 bdw-desktop kernel [33960.928150] [<ffffffff81061dbd>] warn_slowpath_common+0x7d/0xa0 2013-11-21 21:16:45 bdw-desktop kernel [33960.928154] [<ffffffff81061e2c>] warn_slowpath_fmt+0x4c/0x50 2013-11-21 21:16:45 bdw-desktop kernel [33960.928157] [<ffffffff8104e5bf>] check_for_bios_corruption+0x10f/0x120 2013-11-21 21:16:45 bdw-desktop kernel [33960.928160] [<ffffffff8104e5de>] check_corruption+0xe/0x40 2013-11-21 21:16:45 bdw-desktop kernel [33960.928164] [<ffffffff8107d05c>] process_one_work+0x17c/0x430 2013-11-21 21:16:45 bdw-desktop kernel [33960.928167] [<ffffffff8107dcac>] worker_thread+0x11c/0x3c0 2013-11-21 21:16:45 bdw-desktop kernel [33960.928171] [<ffffffff8107db90>] ? manage_workers.isra.24+0x2a0/0x2a0 2013-11-21 21:16:45 bdw-desktop kernel [33960.928174] [<ffffffff810847b0>] kthread+0xc0/0xd0 2013-11-21 21:16:45 bdw-desktop kernel [33960.928178] [<ffffffff810846f0>] ? kthread_create_on_node+0x120/0x120 2013-11-21 21:16:45 bdw-desktop kernel [33960.928182] [<ffffffff816f566c>] ret_from_fork+0x7c/0xb0 2013-11-21 21:16:45 bdw-desktop kernel [33960.928185] [<ffffffff810846f0>] ? kthread_create_on_node+0x120/0x120 2013-11-21 21:16:45 bdw-desktop kernel [33960.928187] ---[ end trace 2b7ec8a16d33085e ]---
$ uname -a Linux bdw-desktop 3.11.0-14-generic #21-Ubuntu SMP Tue Nov 12 17:04:55 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux $ sudo dmidecode -t bios # dmidecode 2.12 SMBIOS 2.4 present. Handle 0x0000, DMI type 0, 24 bytes BIOS Information Vendor: Award Software International, Inc. Version: F6 Release Date: 11/14/2008 Address: 0xE0000 Runtime Size: 128 kB ROM Size: 1024 kB Characteristics: PCI is supported PNP is supported BIOS is upgradeable BIOS shadowing is allowed Boot from CD is supported Selectable boot is supported EDD is supported 5.25"/360 kB floppy services are supported (int 13h) 5.25"/1.2 MB floppy services are supported (int 13h) 3.5"/720 kB floppy services are supported (int 13h) 3.5"/2.88 MB floppy services are supported (int 13h) Print screen service is supported (int 5h) 8042 keyboard services are supported (int 9h) Serial services are supported (int 14h) Printer services are supported (int 17h) CGA/mono video services are supported (int 10h) ACPI is supported USB legacy is supported LS-120 boot is supported ATAPI Zip drive boot is supported BIOS boot specification is supported Targeted content distribution is supported Handle 0x0018, DMI type 13, 22 bytes BIOS Language Information Language Description Format: Long Installable Languages: 3 n|US|iso8859-1 n|US|iso8859-1 r|CA|iso8859-1 Currently Installed Language: n|US|iso8859-1 -- 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/1252266 Title: Corrupted low memory after resume from suspend after updating to saucy Status in “linux” package in Ubuntu: Incomplete Bug description: After upgrading to saucy and Linux 3.11 my Gigabyte 965P-DS3 board no longer properly resumes from suspend. The desktop still works fine after resume, but the ethernet interface won't come up again. dmesg after resume warns about corrupted low memory: [40560.864036] ------------[ cut here ]------------ [40560.864044] WARNING: CPU: 0 PID: 24687 at /build/buildd/linux-3.11.0/arch/x86/kernel/check.c:140 check_for_bios_corruption+0x10f/0x120() [40560.864046] Memory corruption detected in low memory [40560.864048] Modules linked in: pci_stub vboxpci(OF) vboxnetadp(OF) vboxnetflt(OF) vboxdrv(OF) cuse ipt_MASQUERADE(F) iptable_nat(F) nf_nat_ipv4(F) nf_nat(F) nf_conntrack_ipv4(F) nf_defrag_ipv4(F) xt_conntrack(F) nf_conntrack(F) ipt_REJECT(F) xt_CHECKSUM(F) iptable_mangle(F) xt_tcpudp(F) bridge(F) stp(F) llc(F) ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) ebtable_nat(F) ebtables(F) x_tables(F) joydev(F) xpad ff_memless hid_generic usbhid hid rfcomm bnep bluetooth binfmt_misc(F) kvm_intel(F) kvm(F) gpio_ich ppdev(F) ir_lirc_codec lirc_dev ir_sanyo_decoder ir_mce_kbd_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_rc5_decoder ir_nec_decoder e4000 rtl2832 usb_storage(F) snd_usb_audio snd_usbmidi_lib uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev dvb_usb_rtl28xxu rtl2830 dvb_usb_v2 dvb_core rc_core snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep(F) snd_pcm(F) snd_page_alloc(F) snd_seq_midi(F) snd_seq_midi_event(F) microcode(F) pcspkr serio_raw(F) snd_rawmidi(F) snd_seq(F) snd_seq_device(F) snd_timer(F) snd(F) lpc_ich soundcore(F) nvidia(POF) parport_pc(F) drm mac_hid it87 hwmon_vid coretemp lp(F) parport(F) pata_acpi sky2 pata_jmicron ahci(F) libahci(F) [40560.864148] CPU: 0 PID: 24687 Comm: kworker/0:1 Tainted: PF W O 3.11.0-13-generic #20-Ubuntu [40560.864151] Hardware name: Gigabyte Technology Co., Ltd. 965P-DS3/965P-DS3, BIOS F14d 12/18/2008 [40560.864155] Workqueue: events check_corruption [40560.864158] 0000000000000009 ffff880064be9d30 ffffffff816e54ba ffff880064be9d78 [40560.864162] ffff880064be9d68 ffffffff81061dbd 0000000000000000 ffff880000010000 [40560.864166] ffffffff81ea73b0 0000000000000001 ffff880000000000 ffff880064be9dc8 [40560.864171] Call Trace: [40560.864178] [<ffffffff816e54ba>] dump_stack+0x45/0x56 [40560.864183] [<ffffffff81061dbd>] warn_slowpath_common+0x7d/0xa0 [40560.864187] [<ffffffff81061e2c>] warn_slowpath_fmt+0x4c/0x50 [40560.864191] [<ffffffff8104e5bf>] check_for_bios_corruption+0x10f/0x120 [40560.864195] [<ffffffff8104e5de>] check_corruption+0xe/0x40 [40560.864200] [<ffffffff8107d05c>] process_one_work+0x17c/0x430 [40560.864204] [<ffffffff8107dcac>] worker_thread+0x11c/0x3c0 [40560.864208] [<ffffffff8107db90>] ? manage_workers.isra.24+0x2a0/0x2a0 [40560.864212] [<ffffffff810847b0>] kthread+0xc0/0xd0 [40560.864217] [<ffffffff810846f0>] ? kthread_create_on_node+0x120/0x120 [40560.864221] [<ffffffff816f51ec>] ret_from_fork+0x7c/0xb0 [40560.864225] [<ffffffff810846f0>] ? kthread_create_on_node+0x120/0x120 [40560.864228] ---[ end trace a5d0e3f4744a1e9d ]--- This did not happen with raring/Linux 3.8 ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: linux-image-3.11.0-13-generic 3.11.0-13.20 ProcVersionSignature: Ubuntu 3.11.0-13.20-generic 3.11.6 Uname: Linux 3.11.0-13-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.12.5-0ubuntu2.1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: benpicco 3071 F.... pulseaudio /dev/snd/controlC0: benpicco 3071 F.... pulseaudio Date: Mon Nov 18 14:12:08 2013 HibernationDevice: RESUME=UUID=81e8d3af-3d5b-4a61-a550-702a919449c5 InstallationDate: Installed on 2012-02-27 (629 days ago) InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012) IwConfig: eth0 no wireless extensions. lo no wireless extensions. virbr0 no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. 965P-DS3 MarkForUpload: True ProcFB: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-13-generic root=UUID=5b216424-8d68-4640-9d4c-494eb0e00e9d ro quiet splash RelatedPackageVersions: linux-restricted-modules-3.11.0-13-generic N/A linux-backports-modules-3.11.0-13-generic N/A linux-firmware 1.116 RfKill: SourcePackage: linux UpgradeStatus: Upgraded to saucy on 2013-11-16 (2 days ago) dmi.bios.date: 12/18/2008 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F14d dmi.board.name: 965P-DS3 dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF14d:bd12/18/2008:svnGigabyteTechnologyCo.,Ltd.:pn965P-DS3:pvr:rvnGigabyteTechnologyCo.,Ltd.:rn965P-DS3:rvr:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: 965P-DS3 dmi.sys.vendor: Gigabyte Technology Co., Ltd. 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