Hi:
With the current linus tree, I get on resume from sleep.
479.632697] ------------[ cut here ]------------
[ 479.632703] WARNING: at arch/x86/kernel/smp.c:123
native_smp_send_reschedule+0x52/0x60()
[ 479.632740] Modules linked in: intel_powerclamp kvm_intel kvm
crc32_pclmul snd_hda_codec_hdmi ghash_clmulni_intel aesni_intel
glue_helper snd_hda_codec_realtek lrw gf128mul ablk_helper cryptd arc4
aes_x86_64 iwldvm coretemp iTCO_wdt iTCO_vendor_support snd_hda_intel
mac80211 dell_wmi sparse_keymap snd_hda_codec microcode uvcvideo
dell_laptop snd_hwdep videobuf2_core dcdbas videodev snd_pcm btusb
sr_mod lpc_ich bluetooth iwlwifi pcspkr i2c_i801 videobuf2_vmalloc cdrom
videobuf2_memops snd_timer mfd_core atl1c cfg80211 snd rfkill soundcore
snd_page_alloc battery ac sg btrfs libcrc32c xor raid6_pq crc32c_intel
i915 nouveau ttm drm_kms_helper mxm_wmi drm i2c_algo_bit video thermal
wmi button processor thermal_sys
[ 479.632743] CPU: 1 PID: 0 Comm: swapper/1 Not tainted
3.9.0-666-desktop-11572-g5af43c2 #2
[ 479.632744] Hardware name: Dell Inc. Dell System XPS
15Z/00WW5M, BIOS A12 09/07/2012
[ 479.632747] 0000000000000009 ffff880234379de0 ffffffff814cda1f
ffff880234379e18
[ 479.632749] ffffffff810377cc 0000000000000001 00000001000751d5
ffff8802343b4000
[ 479.632751] 0000000000000001 0000000000000000 ffff880234379e28
ffffffff810378a5
[ 479.632751] Call Trace:
[ 479.632757] [<ffffffff814cda1f>] dump_stack+0x19/0x1b
[ 479.632759] [<ffffffff810377cc>] warn_slowpath_common+0x5c/0x80
[ 479.632761] [<ffffffff810378a5>] warn_slowpath_null+0x15/0x20
[ 479.632763] [<ffffffff81021c32>] native_smp_send_reschedule+0x52/0x60
[ 479.632766] [<ffffffff810686b6>] wake_up_nohz_cpu+0x26/0xa0
[ 479.632769] [<ffffffff81047aa8>] add_timer_on+0x88/0x130
[ 479.632772] [<ffffffff8101b733>] mce_start_timer.isra.18+0x63/0x70
[ 479.632773] [<ffffffff8101b785>] __mcheck_cpu_init_timer+0x45/0x50
[ 479.632776] [<ffffffff814c2446>] mcheck_cpu_init+0x34a/0x3d1
[ 479.632779] [<ffffffff814c0a6e>] identify_cpu+0x35f/0x379
[ 479.632781] [<ffffffff814c0a9c>] identify_secondary_cpu+0x14/0x1b
[ 479.632783] [<ffffffff814c2879>] smp_store_cpu_info+0x38/0x3a
[ 479.632785] [<ffffffff814c2e9f>] start_secondary+0x13d/0x259
[ 479.632786] ---[ end trace 7697d1f3de2e3933 ]---
[ 479.635028] Intel pstate controlling: cpu 1
[ 479.635074] microcode: CPU1 sig=0x206a7, pf=0x10, revision=0x28
[ 479.635077] CPU1 is up
[ 479.635089] smpboot: Booting Node 0 Processor 2 APIC 0x2
[ 479.645637] CPU2 microcode updated early to revision 0x28, date =
2012-04-24
[ 479.646137] CPU2: Thermal monitoring handled by SMI
[ 479.646141] ------------[ cut here ]------------
[ 479.646147] WARNING: at arch/x86/kernel/smp.c:123
native_smp_send_reschedule+0x52/0x60()
[ 479.646176] Modules linked in: intel_powerclamp kvm_intel kvm
crc32_pclmul snd_hda_codec_hdmi ghash_clmulni_intel aesni_intel
glue_helper snd_hda_codec_realtek lrw gf128mul ablk_helper cryptd arc4
aes_x86_64 iwldvm coretemp iTCO_wdt iTCO_vendor_support snd_hda_intel
mac80211 dell_wmi sparse_keymap snd_hda_codec microcode uvcvideo
dell_laptop snd_hwdep videobuf2_core dcdbas videodev snd_pcm btusb
sr_mod lpc_ich bluetooth iwlwifi pcspkr i2c_i801 videobuf2_vmalloc cdrom
videobuf2_memops snd_timer mfd_core atl1c cfg80211 snd rfkill soundcore
snd_page_alloc battery ac sg btrfs libcrc32c xor raid6_pq crc32c_intel
i915 nouveau ttm drm_kms_helper mxm_wmi drm i2c_algo_bit video thermal
wmi button processor thermal_sys
[ 479.646178] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G W
3.9.0-666-desktop-11572-g5af43c2 #2
[ 479.646179] Hardware name: Dell Inc. Dell System XPS
15Z/00WW5M, BIOS A12 09/07/2012
[ 479.646181] 0000000000000009 ffff88023437bde0 ffffffff814cda1f
ffff88023437be18
[ 479.646182] ffffffff810377cc 0000000000000002 00000001000751d2
ffff880233c8c000
[ 479.646184] 0000000000000002 0000000000000000 ffff88023437be28
ffffffff810378a5
[ 479.646184] Call Trace:
[ 479.646189] [<ffffffff814cda1f>] dump_stack+0x19/0x1b
[ 479.646191] [<ffffffff810377cc>] warn_slowpath_common+0x5c/0x80
[ 479.646192] [<ffffffff810378a5>] warn_slowpath_null+0x15/0x20
[ 479.646194] [<ffffffff81021c32>] native_smp_send_reschedule+0x52/0x60
[ 479.646196] [<ffffffff810686b6>] wake_up_nohz_cpu+0x26/0xa0
[ 479.646198] [<ffffffff81047aa8>] add_timer_on+0x88/0x130
[ 479.646200] [<ffffffff8101b733>] mce_start_timer.isra.18+0x63/0x70
[ 479.646202] [<ffffffff8101b785>] __mcheck_cpu_init_timer+0x45/0x50
[ 479.646204] [<ffffffff814c2446>] mcheck_cpu_init+0x34a/0x3d1
[ 479.646206] [<ffffffff814c0a6e>] identify_cpu+0x35f/0x379
[ 479.646207] [<ffffffff814c0a9c>] identify_secondary_cpu+0x14/0x1b
[ 479.646209] [<ffffffff814c2879>] smp_store_cpu_info+0x38/0x3a
[ 479.646211] [<ffffffff814c2e9f>] start_secondary+0x13d/0x259
[ 479.646212] ---[ end trace 7697d1f3de2e3934 ]---
[ 479.648456] Intel pstate controlling: cpu 2
[ 479.648492] microcode: CPU2 sig=0x206a7, pf=0x10, revision=0x28
[ 479.648495] CPU2 is up
[ 479.648505] smpboot: Booting Node 0 Processor 3 APIC 0x3
[ 479.659554] CPU3: Thermal monitoring handled by SMI
[ 479.659559] ------------[ cut here ]------------
[ 479.659565] WARNING: at arch/x86/kernel/smp.c:123
native_smp_send_reschedule+0x52/0x60()
[ 479.659593] Modules linked in: intel_powerclamp kvm_intel kvm
crc32_pclmul snd_hda_codec_hdmi ghash_clmulni_intel aesni_intel
glue_helper snd_hda_codec_realtek lrw gf128mul ablk_helper cryptd arc4
aes_x86_64 iwldvm coretemp iTCO_wdt iTCO_vendor_support snd_hda_intel
mac80211 dell_wmi sparse_keymap snd_hda_codec microcode uvcvideo
dell_laptop snd_hwdep videobuf2_core dcdbas videodev snd_pcm btusb
sr_mod lpc_ich bluetooth iwlwifi pcspkr i2c_i801 videobuf2_vmalloc cdrom
videobuf2_memops snd_timer mfd_core atl1c cfg80211 snd rfkill soundcore
snd_page_alloc battery ac sg btrfs libcrc32c xor raid6_pq crc32c_intel
i915 nouveau ttm drm_kms_helper mxm_wmi drm i2c_algo_bit video thermal
wmi button processor thermal_sys
[ 479.659595] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G W
3.9.0-666-desktop-11572-g5af43c2 #2
[ 479.659596] Hardware name: Dell Inc. Dell System XPS
15Z/00WW5M, BIOS A12 09/07/2012
[ 479.659598] 0000000000000009 ffff88023437dde0 ffffffff814cda1f
ffff88023437de18
[ 479.659599] ffffffff810377cc 0000000000000003 00000001000751cf
ffff880233d00000
[ 479.659601] 0000000000000003 0000000000000000 ffff88023437de28
ffffffff810378a5
[ 479.659601] Call Trace:
[ 479.659605] [<ffffffff814cda1f>] dump_stack+0x19/0x1b
[ 479.659607] [<ffffffff810377cc>] warn_slowpath_common+0x5c/0x80
[ 479.659609] [<ffffffff810378a5>] warn_slowpath_null+0x15/0x20
[ 479.659611] [<ffffffff81021c32>] native_smp_send_reschedule+0x52/0x60
[ 479.659613] [<ffffffff810686b6>] wake_up_nohz_cpu+0x26/0xa0
[ 479.659615] [<ffffffff81047aa8>] add_timer_on+0x88/0x130
[ 479.659617] [<ffffffff8101b733>] mce_start_timer.isra.18+0x63/0x70
[ 479.659619] [<ffffffff8101b785>] __mcheck_cpu_init_timer+0x45/0x50
[ 479.659621] [<ffffffff814c2446>] mcheck_cpu_init+0x34a/0x3d1
[ 479.659623] [<ffffffff814c0a6e>] identify_cpu+0x35f/0x379
[ 479.659624] [<ffffffff814c0a9c>] identify_secondary_cpu+0x14/0x1b
[ 479.659626] [<ffffffff814c2879>] smp_store_cpu_info+0x38/0x3a
[ 479.659627] [<ffffffff814c2e9f>] start_secondary+0x13d/0x259
[ 479.659628] ---[ end trace 7697d1f3de2e3935 ]---
Cool if someone can take a look what's going on ,