Well, the upstream bug listed this commit as introducing the bug: 966f1212e1ac5fe3ddf04479d21488ddb36a2608
I think there are other commits that make it more or less likely to occur but it's very hard to track down. It's not consistently reproducible and very well might be a race condition since we're talking about an asynchronous process here. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- 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/1133835 Title: [Gigabyte M57SLI-S4] Ubuntu 12.10 immediately wakes up after suspend Status in The Linux Kernel: Unknown Status in “linux” package in Ubuntu: Confirmed Bug description: Since upgrading from 12.04 to 12.10 my computer immediately wakes up after suspend. WORKAROUND: echo 0 > /sys/power/pm_async (added to /etc/rc.local to be permanent) I have tested: * Stock Precise 3.2.0-23.36-generic: NOT reproducible * Stock Precise 3.5.0-18.29-generic: reproducible * Stock Quantal 3.5.0-25-generic: reproducible * Stock Raring 3.8.0-29-generic: reproducible * Mainline 3.8.1-030801-generic: NOT reproducible (suspend works fine) * Mainline 3.8.11-030811-generic: reproducible * Stock Saucy 3.11.0-12-generic: reproducible Adding 'no_console_suspend' parameter and suspending from command line per [0] makes no difference. Suspicious dmesg lines: [ 109.856369] ata3.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen [ 109.856377] ata3.00: failed command: STANDBY IMMEDIATE [ 109.856383] ata3.00: cmd e0/00:00:00:00:00/00:00:00:00:00/a0 tag 0 [ 109.856383] res 40/00:01:00:00:00/00:00:00:00:00/40 Emask 0x4 (timeout) [ 109.856389] ata3.00: status: { DRDY } [ 109.856395] ata3: hard resetting link [ 109.856396] ata3: nv: skipping hardreset on occupied port [ 110.324159] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 113.133280] ata3.00: configured for UDMA/133 [ 113.133284] ata3.00: device reported invalid CHS sector 0 [ 113.133291] ata3: EH complete [ 113.133303] sd 3:0:0:0: [sda] START_STOP FAILED [ 113.133305] sd 3:0:0:0: [sda] [ 113.133307] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [ 113.133309] sd 3:0:0:0: [sda] [ 113.133311] Sense Key : Aborted Command [current] [descriptor] [ 113.133314] sd 3:0:0:0: [sda] [ 113.133315] Add. Sense: No additional sense information [ 113.133327] dpm_run_callback(): scsi_bus_suspend+0x0/0x20 returns 134217730 [ 113.133335] PM: suspend of drv:sd dev:3:0:0:0 complete after 34232.562 msecs [ 113.133340] PM: Device 3:0:0:0 failed to suspend async: error 134217730 [ 113.133377] PM: Some devices failed to suspend [0] https://wiki.ubuntu.com/DebuggingKernelSuspendHibernateResume ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: linux-image-3.5.0-25-generic 3.5.0-25.38 ProcVersionSignature: Ubuntu 3.5.0-25.38-generic 3.5.7.4 Uname: Linux 3.5.0-25-generic x86_64 ApportVersion: 2.6.1-0ubuntu10 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: david 3568 F.... pulseaudio /dev/snd/controlC0: david 3568 F.... pulseaudio /dev/snd/controlC1: david 3568 F.... pulseaudio CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. Date: Tue Feb 26 21:34:29 2013 HibernationDevice: RESUME=UUID=4654b040-659b-4861-9aa0-cef295981b15 IwConfig: eth0 no wireless extensions. lo no wireless extensions. MarkForUpload: True ProcEnviron: TERM=xterm PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 radeondrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-25-generic root=UUID=cb832714-a26f-4f20-a85f-de2b92164bcb ro no_console_suspend RelatedPackageVersions: linux-restricted-modules-3.5.0-25-generic N/A linux-backports-modules-3.5.0-25-generic N/A linux-firmware 1.95 RfKill: SourcePackage: linux UpgradeStatus: Upgraded to quantal on 2013-02-24 (2 days ago) WpaSupplicantLog: dmi.bios.date: 02/10/2010 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: FHm dmi.board.name: M57SLI-S4 dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrFHm:bd02/10/2010:svn:pn:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnM57SLI-S4:rvrx.x:cvn:ct3:cvr: To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1133835/+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