Diego, thank you for bisecting this issue. Could you please test the latest mainline kernel via http://kernel.ubuntu.com/~kernel- ppa/mainline/v3.13-rc5-trusty/ and advise to the results?
** Tags added: bisect-done -- 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/1197871 Title: [Gigabyte GA-MA78GPM-DS2H] ACPI wakeup fails if HPET enabled in BIOS Status in “linux” package in Ubuntu: Incomplete Bug description: if I type this (as root): echo `date '+%s' -d '+ 5 minutes'` > /sys/class/rtc/rtc0/wakealarm or: rtcwake -d rtc0 -u -m no -t `date '+%s' -d '+ 5 minutes'` and then I shutdown the computer, it used to wake up after 5 minutes until I upgraded from linux-image-3.8.0-23-generic to a newer package. I've always had HPET enabled in BIOS. Maybe it's related to this patch found in the changelog zdiff /usr/share/doc/linux-image-3.8.0-23-generic/changelog.Debian.gz /usr/share/doc/linux-image-3.8.0-24-generic/changelog.Debian.gz | grep hpet > * drivers/rtc/rtc-cmos.c: don't disable hpet emulation on suspend WORKAROUND: If I disable HPET in BIOS, my computer successfully wakes up in kernels > 3.8.0-23 ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: linux-image-3.8.0-26-generic 3.8.0-26.38 ProcVersionSignature: Ubuntu 3.8.0-26.38-generic 3.8.13.2 Uname: Linux 3.8.0-26-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.9.2-0ubuntu8.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: usuario 2971 F.... pulseaudio CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. Date: Thu Jul 4 17:32:03 2013 HibernationDevice: #RESUME=UUID=e38f6a8b-948e-434c-a8e1-eb1e207dad4f RESUME=UUID=3ddd6504-083d-4af2-bcaa-5af1dbbf1f77 IwConfig: eth0 no wireless extensions. lo no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. GA-MA78GPM-DS2H MarkForUpload: True ProcFB: 0 VESA VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-26-generic root=UUID=22b58a09-ddc9-4068-8d9c-d225ad781780 ro quiet splash RelatedPackageVersions: linux-restricted-modules-3.8.0-26-generic N/A linux-backports-modules-3.8.0-26-generic N/A linux-firmware 1.106 RfKill: SourcePackage: linux UpgradeStatus: Upgraded to raring on 2013-05-02 (63 days ago) WpaSupplicantLog: dmi.bios.date: 12/25/2010 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F6h dmi.board.name: GA-MA78GPM-DS2H dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF6h:bd12/25/2010:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA78GPM-DS2H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA78GPM-DS2H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: GA-MA78GPM-DS2H dmi.sys.vendor: Gigabyte Technology Co., Ltd. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1197871/+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
