that's what I see in the output of dmesg: [ 6794.800715] PM: Entering mem sleep [ 6794.800802] Suspending console(s) (use no_console_suspend to debug) [ 6794.801006] sd 0:0:0:0: [sda] Synchronizing SCSI cache [ 6794.801319] sd 0:0:0:0: [sda] Stopping disk [ 6794.844864] ------------[ cut here ]------------ [ 6794.844929] WARNING: CPU: 1 PID: 20197 at /build/buildd/linux-3.13.0/drivers/gpu/drm/i915/intel_uncore.c:125 gen6_gt_check_fifodbg.isra.9+0x38/0x50 [i915]() [ 6794.844931] MMIO read or write has been dropped ffffffff [ 6794.844989] Modules linked in: nls_iso8859_1 bbswitch(OF) ctr ccm bnep rfcomm bluetooth ip6t_REJECT xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack iptable_filter ip_tables x_tables uvcvideo videobuf2_vmalloc arc4 videobuf2_memops videobuf2_core iwldvm videodev hid_generic usb_storage usbhid mac80211 hid asus_nb_wmi intel_rapl asus_wmi i915 joydev x86_pkg_temp_thermal intel_powerclamp sparse_keymap mxm_wmi snd_hda_codec_hdmi iwlwifi snd_hda_codec_realtek snd_hda_intel kvm_intel kvm snd_hda_codec snd_hwdep snd_pcm snd_page_alloc crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel cfg80211 snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq atl1c drm_kms_helper aes_x86_64 drm snd_seq_device snd_timer lrw gf128mul mei_me snd psmouse glue_helper mei video soundco re mac_hid i2c_algo_bit lpc_ich wmi ablk_helper cryptd serio_raw coretemp lp parport ahci libahci [ 6794.845004] CPU: 1 PID: 20197 Comm: kworker/u32:4 Tainted: GF W O 3.13.0-16-generic #36-Ubuntu [ 6794.845004] Hardware name: ASUSTeK Computer Inc. K53SD/K53SD, BIOS K53SD.205 03/06/2012 [ 6794.845016] Workqueue: i915 gen6_force_wake_work [i915] [ 6794.845018] 0000000000000009 ffff880092debd38 ffffffff81710b65 ffff880092debd80 [ 6794.845020] ffff880092debd70 ffffffff810662cd ffff88023de98020 ffff88023de98028 [ 6794.845022] 0000000000000246 0000000000000000 0000000000000400 ffff880092debdd0 [ 6794.845022] Call Trace: [ 6794.845026] [<ffffffff81710b65>] dump_stack+0x45/0x56 [ 6794.845029] [<ffffffff810662cd>] warn_slowpath_common+0x7d/0xa0 [ 6794.845030] [<ffffffff8106633c>] warn_slowpath_fmt+0x4c/0x50 [ 6794.845042] [<ffffffffa03fcd48>] gen6_gt_check_fifodbg.isra.9+0x38/0x50 [i915] [ 6794.845051] [<ffffffffa03fcd88>] __gen6_gt_force_wake_put+0x28/0x30 [i915] [ 6798.276925] ata1.00: configured for UDMA/133 [ 6798.291180] sd 0:0:0:0: [sda] Starting disk [ 6798.324634] PM: resume of devices complete after 1909.439 msecs [ 6798.324832] PM: Finishing wakeup.
** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1287587 Title: [ASUSTeK Computer Inc. K53SD] suspend/resume failure To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1287587/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs