[ 3917.829772] wlan0: deauthenticating from 00:23:eb:60:87:90 by local choice (reason=3) [ 3917.839790] cfg80211: Calling CRDA to update world regulatory domain [ 3920.108367] EXT4-fs (sda4): re-mounted. Opts: commit=0 [ 3920.955574] PM: Syncing filesystems ... done. [ 3920.971349] PM: Preparing system for mem sleep [ 3922.136898] Freezing user space processes ... (elapsed 0.01 seconds) done. [ 3922.149961] Freezing remaining freezable tasks ... (elapsed 0.06 seconds) done. [ 3922.216612] PM: Entering mem sleep [ 3922.216725] Suspending console(s) (use no_console_suspend to debug) [ 3922.365759] sd 0:0:0:0: [sda] Synchronizing SCSI cache [ 3922.367358] sd 0:0:0:0: [sda] Stopping disk [ 3922.413718] rtl8192ce 0000:04:00.0: PCI INT A disabled [ 3922.413960] ehci_hcd 0000:00:13.2: PCI INT B disabled [ 3922.413979] ohci_hcd 0000:00:13.0: PCI INT A disabled [ 3922.414002] ehci_hcd 0000:00:12.2: PCI INT B disabled [ 3922.414019] ohci_hcd 0000:00:12.0: PCI INT A disabled [ 3922.516382] snd_hda_intel 0000:00:01.1: PCI INT B disabled [ 3922.516417] ACPI handle has no context! [ 3922.517561] snd_hda_intel 0000:00:14.2: PCI INT A disabled [ 3922.762745] ahci 0000:00:11.0: PCI INT A disabled [ 3922.899675] PM: suspend of devices complete after 682.532 msecs [ 3922.900368] r8169 0000:01:00.0: PME# enabled [ 3922.900395] pcieport 0000:00:06.0: wake-up capability enabled by ACPI [ 3922.939817] PM: late suspend of devices complete after 40.132 msecs [ 3922.939864] ACPI: Preparing to enter system sleep state S3 [ 3923.013146] PM: Saving platform NVS memory [ 3923.016822] Disabling non-boot CPUs ... [ 3923.119628] CPU 1 is now offline [ 3923.120115] ACPI: Low-level resume complete [ 3923.120115] PM: Restoring platform NVS memory [ 3923.120115] Enabling non-boot CPUs ... [ 3923.127511] Booting Node 0 Processor 1 APIC 0x1 [ 3923.127515] smpboot cpu 1: start_ip = 98000 [ 3923.018753] Calibrating delay loop (skipped) already calibrated this CPU [ 3923.159181] NMI watchdog enabled, takes one hw-pmu counter. [ 3923.159508] CPU1 is up [ 3923.159809] Switched to NOHz mode on CPU #1 [ 3923.160111] ACPI: Waking up from system sleep state S3 [ 3923.299879] radeon 0000:00:01.0: restoring config space at offset 0x1 (was 0x100403, writing 0x100407) [ 3923.299924] snd_hda_intel 0000:00:01.1: restoring config space at offset 0xf (was 0x2ff, writing 0x205) [ 3923.299940] snd_hda_intel 0000:00:01.1: restoring config space at offset 0x4 (was 0x0, writing 0x90244000) [ 3923.299947] snd_hda_intel 0000:00:01.1: restoring config space at offset 0x3 (was 0x800000, writing 0x800008) [ 3923.299955] snd_hda_intel 0000:00:01.1: restoring config space at offset 0x1 (was 0x100000, writing 0x100002) [ 3923.299995] pcieport 0000:00:06.0: restoring config space at offset 0x3 (was 0x10000, writing 0x10008) [ 3923.300086] ahci 0000:00:11.0: restoring config space at offset 0xf (was 0x1ff, writing 0x105) [ 3923.313012] ehci_hcd 0000:00:12.2: BAR 0: set to [mem 0x9024a500-0x9024a5ff] (PCI address [0x9024a500-0x9024a5ff]) [ 3923.313050] ehci_hcd 0000:00:12.2: restoring config space at offset 0x1 (was 0x2b00000, writing 0x2b00013) [ 3923.326341] ehci_hcd 0000:00:13.2: BAR 0: set to [mem 0x9024a400-0x9024a4ff] (PCI address [0x9024a400-0x9024a4ff]) [ 3923.326378] ehci_hcd 0000:00:13.2: restoring config space at offset 0x1 (was 0x2b00000, writing 0x2b00013) [ 3923.326419] piix4_smbus 0000:00:14.0: restoring config space at offset 0x1 (was 0x2200403, writing 0x2200400) [ 3923.326438] snd_hda_intel 0000:00:14.2: restoring config space at offset 0xf (was 0x100, writing 0x10b) [ 3923.326461] snd_hda_intel 0000:00:14.2: restoring config space at offset 0x3 (was 0x0, writing 0x4008) [ 3923.326470] snd_hda_intel 0000:00:14.2: restoring config space at offset 0x1 (was 0x4100006, writing 0x4100002) [ 3923.326575] pcieport 0000:00:15.0: restoring config space at offset 0x3 (was 0x810000, writing 0x810008) [ 3923.326652] pcieport 0000:00:15.1: restoring config space at offset 0x3 (was 0x810000, writing 0x810008) [ 3923.326850] r8169 0000:01:00.0: restoring config space at offset 0xf (was 0x1ff, writing 0x10b) [ 3923.326860] r8169 0000:01:00.0: restoring config space at offset 0xc (was 0x0, writing 0xfffe0000) [ 3923.326872] r8169 0000:01:00.0: restoring config space at offset 0x8 (was 0xc, writing 0x9000000c) [ 3923.326880] r8169 0000:01:00.0: restoring config space at offset 0x6 (was 0xc, writing 0x9000400c) [ 3923.326889] r8169 0000:01:00.0: restoring config space at offset 0x4 (was 0x1, writing 0x3001) [ 3923.326896] r8169 0000:01:00.0: restoring config space at offset 0x3 (was 0x0, writing 0x8) [ 3923.326904] r8169 0000:01:00.0: restoring config space at offset 0x1 (was 0x100000, writing 0x100407) [ 3923.327030] rtl8192ce 0000:04:00.0: restoring config space at offset 0xf (was 0x1ff, writing 0x10a) [ 3923.327056] rtl8192ce 0000:04:00.0: restoring config space at offset 0x6 (was 0x4, writing 0x90100004) [ 3923.327066] rtl8192ce 0000:04:00.0: restoring config space at offset 0x4 (was 0x1, writing 0x2001) [ 3923.327075] rtl8192ce 0000:04:00.0: restoring config space at offset 0x3 (was 0x0, writing 0x8) [ 3923.327085] rtl8192ce 0000:04:00.0: restoring config space at offset 0x1 (was 0x100000, writing 0x100007) [ 3923.327313] PM: early resume of devices complete after 27.536 msecs [ 3923.327752] radeon 0000:00:01.0: setting latency timer to 64 [ 3923.327766] snd_hda_intel 0000:00:01.1: PCI INT B -> GSI 19 (level, low) -> IRQ 19 [ 3923.327777] snd_hda_intel 0000:00:01.1: setting latency timer to 64 [ 3923.327840] snd_hda_intel 0000:00:01.1: irq 45 for MSI/MSI-X [ 3923.327952] ahci 0000:00:11.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19 [ 3923.328010] ohci_hcd 0000:00:12.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18 [ 3923.328552] ehci_hcd 0000:00:12.2: PCI INT B -> GSI 17 (level, low) -> IRQ 17 [ 3923.328593] ohci_hcd 0000:00:13.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18 [ 3923.328629] ehci_hcd 0000:00:13.2: PCI INT B -> GSI 17 (level, low) -> IRQ 17 [ 3923.328670] snd_hda_intel 0000:00:14.2: PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 3923.328750] pcieport 0000:00:06.0: wake-up capability disabled by ACPI [ 3923.328758] r8169 0000:01:00.0: PME# disabled [ 3923.333017] rtl8192ce 0000:04:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17 [ 3923.333030] rtlwifi: wireless switch is on [ 3923.342139] radeon 0000:00:01.0: WB enabled [ 3923.358562] [drm] ring test succeeded in 1 usecs [ 3923.358610] [drm] ib test succeeded in 0 usecs [ 3923.366179] sd 0:0:0:0: [sda] Starting disk [ 3923.586614] usb 2-5: reset high speed USB device number 3 using ehci_hcd [ 3925.893315] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 3925.899323] ata1.00: configured for UDMA/100 [ 3925.933141] PM: resume of devices complete after 2605.462 msecs [ 3925.933484] PM: Finishing wakeup. [ 3925.933487] Restarting tasks ... done. [ 3926.003174] video LNXVIDEO:01: Restoring backlight state [ 3926.049784] usb 2-2: new high speed USB device number 4 using ehci_hcd [ 3926.454552] scsi2 : usb-storage 2-2:1.0 [ 3926.455259] usb 2-2: USB disconnect, device number 4 [ 3928.129150] EXT4-fs (sda4): re-mounted. Opts: commit=600 [ 3928.412714] r8169 0000:01:00.0: eth0: link down [ 3928.413218] ADDRCONF(NETDEV_UP): eth0: link is not ready [ 3928.417783] rtl8192c_common: Loading firmware file rtlwifi/rtl8192cfw.bin [ 3928.873420] ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 3928.968632] rtl8192c_common: Loading firmware file rtlwifi/rtl8192cfw.bin [ 3932.143961] wlan0: authenticate with 00:22:90:39:55:a0 (try 1) [ 3932.153781] wlan0: authenticated [ 3932.183866] wlan0: associate with 00:22:90:39:55:a0 (try 1) [ 3932.196168] wlan0: RX AssocResp from 00:22:90:39:55:a0 (capab=0x421 status=0 aid=14) [ 3932.196178] wlan0: associated [ 3932.216328] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 4001.813005] INFO: rcu_preempt_state detected stalls on CPUs/tasks: {} (detected by 1, t=18002 jiffies) [ 4001.813028] sending NMI to all CPUs: [ 4001.813043] NMI backtrace for cpu 1 [ 4001.813049] CPU 1 [ 4001.813053] Modules linked in: cpufreq_ondemand autofs4 ipv6 fuse snd_hda_codec_conexant snd_hda_codec_hdmi joydev uvcvideo videodev media uas arc4 v4l2_compat_ioctl32 ums_realtek usb_storage i2c_piix4 rtl8192ce rtl8192c_common snd_hda_intel radeon rtlwifi mac80211 k10temp sp5100_tco evdev pcspkr psmouse snd_hda_codec serio_raw ttm drm_kms_helper drm r8169 snd_hwdep cfg80211 video snd_pcm mii thermal ac battery i2c_algo_bit i2c_core snd_timer snd_page_alloc button powernow_k8 freq_table processor mperf thinkpad_acpi rfkill snd soundcore nvram ext4 mbcache jbd2 crc16 sd_mod ohci_hcd ahci libahci libata scsi_mod ehci_hcd usbcore [ 4001.813199] [ 4001.813208] Pid: 0, comm: kworker/0:0 Not tainted 3.1.2-1-ARCH #1 LENOVO 0596CTO/0596CTO [ 4001.813222] RIP: 0010:[] [] flat_send_IPI_all+0x66/0x70 [ 4001.813244] RSP: 0018:ffff880066b03dd0 EFLAGS: 00000082 [ 4001.813251] RAX: 0000000000000c00 RBX: 0000000000002710 RCX: ffffffff81a3fba0 [ 4001.813258] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000082 [ 4001.813266] RBP: ffff880066b03de8 R08: 0000000000000000 R09: 0000000000000000 [ 4001.813274] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff818bd500 [ 4001.813281] R13: ffffffff818bd600 R14: ffffffff818bda00 R15: 0000000000000087 [ 4001.813291] FS: 00007ff7ab821880(0000) GS:ffff880066b00000(0000) knlGS:00000000f67feb70 [ 4001.813300] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 4001.813307] CR2: 00007ff7a2ece010 CR3: 000000005a988000 CR4: 00000000000006e0 [ 4001.813314] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4001.813322] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 4001.813331] Process kworker/0:0 (pid: 0, threadinfo ffff88006310a000, task ffff8800630bcf10) [ 4001.813338] Stack: [ 4001.813342] ffffffff8103326a 000000000000000a ffff880066b0e2c0 ffff880066b03e38 [ 4001.813356] ffffffff810cac51 0000000000000046 ffffffff818bda00 0000000000000001 [ 4001.813368] 0000000000000001 0000000000000000 0000000000000001 ffff880066b0df80 [ 4001.813380] Call Trace: [ 4001.813386] [ 4001.813398] [] ? arch_trigger_all_cpu_backtrace+0x5a/0x90 [ 4001.813412] [] __rcu_pending+0x391/0x3c0 [ 4001.813422] [] rcu_check_callbacks+0x132/0x1b0 [ 4001.813434] [] update_process_times+0x48/0x90 [ 4001.813446] [] tick_sched_timer+0x64/0xc0 [ 4001.813457] [] __run_hrtimer+0x74/0x2c0 [ 4001.813468] [] ? tick_nohz_handler+0x100/0x100 [ 4001.813478] [] ? read_tsc+0x9/0x20 [ 4001.813488] [] hrtimer_interrupt+0xf3/0x210 [ 4001.813501] [] smp_apic_timer_interrupt+0x69/0x99 [ 4001.813511] [] apic_timer_interrupt+0x6e/0x80 [ 4001.813517] [ 4001.813528] [] ? __schedule+0x33e/0x980 [ 4001.813541] [] ? native_safe_halt+0xb/0x10 [ 4001.813553] [] ? ktime_get_real+0x16/0x50 [ 4001.813573] [] acpi_safe_halt+0x2c/0x47 [processor] [ 4001.813590] [] acpi_idle_enter_c1+0x7b/0xd8 [processor] [ 4001.813602] [] cpuidle_idle_call+0xc6/0x350 [ 4001.813613] [] cpu_idle+0xc9/0x120 [ 4001.813625] [] start_secondary+0x202/0x209 [ 4001.813633] Code: 04 08 00 0d 00 00 08 00 09 f8 83 ff 02 0f 44 c2 89 04 25 00 b3 5f ff 5d c3 48 8b 3d 55 07 5d 00 be 02 00 00 00 e8 8b fd ff ff 5d 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 66 66 66 66 90 80 3d [ 4001.813732] Call Trace: [ 4001.813736] [] ? arch_trigger_all_cpu_backtrace+0x5a/0x90 [ 4001.813753] [] __rcu_pending+0x391/0x3c0 [ 4001.813763] [] rcu_check_callbacks+0x132/0x1b0 [ 4001.813773] [] update_process_times+0x48/0x90 [ 4001.813784] [] tick_sched_timer+0x64/0xc0 [ 4001.813793] [] __run_hrtimer+0x74/0x2c0 [ 4001.813803] [] ? tick_nohz_handler+0x100/0x100 [ 4001.813813] [] ? read_tsc+0x9/0x20 [ 4001.813822] [] hrtimer_interrupt+0xf3/0x210 [ 4001.813833] [] smp_apic_timer_interrupt+0x69/0x99 [ 4001.813843] [] apic_timer_interrupt+0x6e/0x80 [ 4001.813849] [] ? __schedule+0x33e/0x980 [ 4001.813867] [] ? native_safe_halt+0xb/0x10 [ 4001.813878] [] ? ktime_get_real+0x16/0x50 [ 4001.813895] [] acpi_safe_halt+0x2c/0x47 [processor] [ 4001.813911] [] acpi_idle_enter_c1+0x7b/0xd8 [processor] [ 4001.813921] [] cpuidle_idle_call+0xc6/0x350 [ 4001.813932] [] cpu_idle+0xc9/0x120 [ 4001.813942] [] start_secondary+0x202/0x209 [ 4080.433115] INFO: task dhcpcd:2727 blocked for more than 120 seconds. [ 4080.433128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 4080.433137] dhcpcd D 000000010010ac63 0 2727 647 0x00000004 [ 4080.433152] ffff880002f83ca8 0000000000000082 ffffffff00000000 0000000000000019 [ 4080.433166] ffff88003f3c8730 ffff880002f83fd8 ffff880002f83fd8 ffff880002f83fd8 [ 4080.433179] ffffffff8189d020 ffff88003f3c8730 ffff880000000000 ffff880002f83b88 [ 4080.433191] Call Trace: [ 4080.433210] [] ? __pollwait+0xf0/0xf0 [ 4080.433222] [] ? __pollwait+0xf0/0xf0 [ 4080.433236] [] schedule+0x3f/0x60 [ 4080.433248] [] schedule_timeout+0x305/0x390 [ 4080.433262] [] wait_for_common+0xc8/0x160 [ 4080.433275] [] ? try_to_wake_up+0x290/0x290 [ 4080.433288] [] wait_for_completion+0x1d/0x20 [ 4080.433300] [] synchronize_rcu+0x58/0x60 [ 4080.433312] [] ? find_ge_pid+0x50/0x50 [ 4080.433327] [] synchronize_net+0x17/0x30 [ 4080.433339] [] packet_release+0x1c9/0x2c0 [ 4080.433352] [] sock_release+0x28/0x90 [ 4080.433364] [] sock_close+0x17/0x30 [ 4080.433377] [] fput+0xda/0x210 [ 4080.433388] [] filp_close+0x66/0x90 [ 4080.433400] [] sys_close+0xb6/0x120 [ 4080.433411] [] system_call_fastpath+0x16/0x1b