Trying 192.168.56.21... Connected to conserv1. Escape character is '^]'. ser2net port telnet,3001 device serialdev, /dev/serial/by-path/platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.2.1.4:1.0-port0, 115200n81, local=false [] (Debian GNU/Linux) U-Boot SPL 2015.10-00061-g68849f9 (Jan 08 2016 - 17:01:43) U-Boot 2015.10-00061-g68849f9 (Jan 08 2016 - 17:01:43 +0100) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Board: UDOO Quad DRAM: 1 GiB MMC: FSL_SDHC: 0 *** Warning - bad CRC, using default environment No panel detected: default to HDMI Display: HDMI (1024x768) In: serial Out: serial Err: serial Net: using phy at 6 FEC [PRIME] Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp FEC Waiting for PHY auto negotiation to complete.... done BOOTP broadcast 1 BOOTP broadcast 2 BOOTP broadcast 3 BOOTP broadcast 4 BOOTP broadcast 5 *** Unhandled DHCP Option in OFFER/ACK: 42 *** Unhandled DHCP Option in OFFER/ACK: 42 DHCP client bound to address 192.168.56.141 (3816 ms) => setenv serverip 192.168.56.75 setenv serverip 192.168.56.75 => tftp 0x12000000 59154/tftp-deploy-6i2vs922/kernel/zImage tftp 0x12000000 59154/tftp-deploy-6i2vs922/kernel/zImage Using FEC device TFTP from server 192.168.56.75; our IP address is 192.168.56.141 Filename '59154/tftp-deploy-6i2vs922/kernel/zImage'. Load address: 0x12000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################ 9.4 MiB/s done Bytes transferred = 6660360 (65a108 hex) => tftp 0x13000000 59154/tftp-deploy-6i2vs922/ramdisk/ramdisk.cpio.gz.uboot tftp 0x13000000 59154/tftp-deploy-6i2vs922/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.56.75; our IP address is 192.168.56.141 Filename '59154/tftp-deploy-6i2vs922/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x13000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ############################## 9.1 MiB/s done Bytes transferred = 7115314 (6c9232 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x18000000 59154/tftp-deploy-6i2vs922/dtb/imx6q-udoo.dtb tftp 0x18000000 59154/tftp-deploy-6i2vs922/dtb/imx6q-udoo.dtb Using FEC device TFTP from server 192.168.56.75; our IP address is 192.168.56.141 Filename '59154/tftp-deploy-6i2vs922/dtb/imx6q-udoo.dtb'. Load address: 0x18000000 Loading: *### 4.7 MiB/s done Bytes transferred = 29701 (7405 hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.56.75:/var/lib/lava/dispatcher/tmp/59154/extract-nfsrootfs-abceeabs,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.56.75:/var/lib/lava/dispatcher/tmp/59154/extract-nfsrootfs-abceeabs,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp' => bootz 0x12000000 0x13000000 0x18000000 bootz 0x12000000 0x13000000 0x18000000 Kernel image @ 0x12000000 [ 0x000000 - 0x65a108 ] ## Loading init Ramdisk from Legacy Image at 13000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 7115250 Bytes = 6.8 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 18000000 Booting using the fdt blob at 0x18000000 Using Device Tree in place at 18000000, end 1800a404 Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 4.4.302-cip78-rt45 (KernelCI@build-j16154-arm-gcc-10-multi-v7-defconfig-preempt-rt-mf8qf) (gcc version 10.2.1 20210110 (Debian 10.2.1-6) ) #1 SMP PREEMPT RT Thu Aug 17 01:01:36 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: Udoo i.MX6 Quad Board [ 0.000000] bootconsole [uart0] enabled [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] PERCPU: Embedded 12 pages/cpu @ef7a7000 s16672 r8192 d24288 u49152 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.56.75:/var/lib/lava/dispatcher/tmp/59154/extract-nfsrootfs-abceeabs,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 951192K/1048576K available (8714K kernel code, 1024K rwdata, 3900K rodata, 1028K init, 325K bss, 31848K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xf0800000 - 0xff800000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xf0000000 ( 768 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0208000 - 0xc0e5a9c4 (12619 kB) [ 0.000000] .init : 0xc0e5b000 - 0xc0f5c000 (1028 kB) [ 0.000000] .data : 0xc0f5c000 - 0xc105c180 (1025 kB) [ 0.000000] .bss : 0xc105f000 - 0xc10b04b4 ( 326 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=32, nr_cpu_ids=4 [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] L2C-310 erratum 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 1 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000006] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000019] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.001925] Console: colour dummy device 80x30 [ 0.245138] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=15000) [ 0.245142] pid_max: default: 32768 minimum: 301 [ 0.245252] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.245260] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.245895] CPU: Testing write buffer coherency: ok [ 0.245903] CPU0: Spectre v2: using BPIALL workaround [ 0.246192] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.289210] Setting up static identity map for 0x10209000 - 0x10209098 [ 0.359634] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.359640] CPU1: Spectre v2: using BPIALL workaround [ 0.379629] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.379635] CPU2: Spectre v2: using BPIALL workaround [ 0.399628] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.399634] CPU3: Spectre v2: using BPIALL workaround [ 0.399733] Brought up 4 CPUs [ 0.431953] SMP: Total of 4 processors activated (24.00 BogoMIPS). [ 0.438125] CPU: All CPU(s) started in SVC mode. [ 0.443806] devtmpfs: initialized [ 0.455665] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.461141] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 9556302231375000 ns [ 0.470247] futex hash table entries: 1024 (order: 4, 65536 bytes) [ 0.480565] pinctrl core: initialized pinctrl subsystem [ 0.485124] NET: Registered protocol family 16 [ 0.491447] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.509407] cpuidle: using governor ladder [ 0.524385] cpuidle: using governor menu [ 0.525752] CPU identified as i.MX6Q, silicon rev 1.2 [ 0.550527] No ATAGs? [ 0.550588] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.557948] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.566619] imx6q-pinctrl 20e0000.iomuxc: initialized IMX pinctrl driver [ 0.573065] Serial: AMBA PL011 UART driver [ 0.576769] imx-gpc 20dc000.gpc: failed to get pu regulator: -517 [ 0.610153] mxs-dma 110000.dma-apbh: initialized [ 0.616562] vgaarb: loaded [ 0.617726] SCSI subsystem initialized [ 0.620689] usbcore: registered new interface driver usbfs [ 0.625709] usbcore: registered new interface driver hub [ 0.631022] usbcore: registered new device driver usb [ 0.637723] pps_core: LinuxPPS API ver. 1 registered [ 0.640947] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.650115] PTP clock support registered [ 0.654259] EDAC MC: Ver: 3.0.0 [ 0.660086] clocksource: Switched to clocksource mxc_timer1 [ 0.675524] NET: Registered protocol family 2 [ 0.677192] IP idents hash table entries: 16384 (order: 5, 131072 bytes) [ 0.684898] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.690868] TCP bind hash table entries: 8192 (order: 5, 229376 bytes) [ 0.697863] TCP: Hash tables configured (established 8192 bind 8192) [ 0.703751] UDP hash table entries: 512 (order: 3, 32768 bytes) [ 0.709653] UDP-Lite hash table entries: 512 (order: 3, 32768 bytes) [ 0.716204] NET: Registered protocol family 1 [ 0.720608] RPC: Registered named UNIX socket transport module. [ 0.726185] RPC: Registered udp transport module. [ 0.730881] RPC: Registered tcp transport module. [ 0.735580] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.742576] Unpacking initramfs... [ 1.244499] Freeing initrd memory: 6952K [ 1.246009] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 1.273736] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 1.277915] NFS: Registering the id_resolver key type [ 1.281802] Key type id_resolver registered [ 1.285944] Key type id_legacy registered [ 1.290037] ntfs: driver 2.1.32 [Flags: R/O]. [ 1.296147] bounce: pool size: 64 pages [ 1.298367] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.305529] io scheduler noop registered [ 1.309438] io scheduler deadline registered [ 1.314100] io scheduler cfq registered (default) [ 1.337026] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 1.343675] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware [ 1.416379] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled [ 1.422780] SuperH (H)SCI(F) driver initialized [ 1.425457] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 284, base_baud = 5000000) is a IMX [ 1.436076] console [ttymxc1] enabled [ 1.436076] console [ttymxc1] enabled [ 1.440541] bootconsole [uart0] disabled [ 1.440541] bootconsole [uart0] disabled [ 1.449370] msm_serial: driver initialized [ 1.455926] STMicroelectronics ASC driver initialized [ 1.462878] [drm] Initialized drm 1.1.0 20060810 [ 1.488390] loop: module loaded [ 1.500699] CAN device driver interface [ 1.506338] 2188000.ethernet supply phy not found, using dummy regulator [ 1.513404] pps pps0: new PPS source ptp0 [ 1.538831] fec 2188000.ethernet eth0: registered PHC device 0 [ 1.545178] igb: Intel(R) Gigabit Ethernet Network Driver - version 5.3.0-k [ 1.552149] igb: Copyright (c) 2007-2014 Intel Corporation. [ 1.561356] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 1.568835] usbcore: registered new interface driver pegasus [ 1.574585] usbcore: registered new interface driver asix [ 1.580055] usbcore: registered new interface driver ax88179_178a [ 1.586272] usbcore: registered new interface driver cdc_ether [ 1.592206] usbcore: registered new interface driver smsc75xx [ 1.598046] usbcore: registered new interface driver smsc95xx [ 1.603863] usbcore: registered new interface driver net1080 [ 1.609595] usbcore: registered new interface driver cdc_subset [ 1.615583] usbcore: registered new interface driver zaurus [ 1.621272] usbcore: registered new interface driver cdc_ncm [ 1.628925] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 1.635471] ehci-pci: EHCI PCI platform driver [ 1.639998] ehci-platform: EHCI generic platform driver [ 1.645473] ehci-omap: OMAP-EHCI Host Controller driver [ 1.650881] ehci-orion: EHCI orion driver [ 1.655104] SPEAr-ehci: EHCI SPEAr driver [ 1.659298] ehci-st: EHCI STMicroelectronics driver [ 1.664357] ehci-exynos: EHCI EXYNOS driver [ 1.668739] ehci-atmel: EHCI Atmel driver [ 1.672927] tegra-ehci: Tegra EHCI driver [ 1.677140] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 1.683352] ohci-pci: OHCI PCI platform driver [ 1.687872] ohci-platform: OHCI generic platform driver [ 1.693308] ohci-omap3: OHCI OMAP3 driver [ 1.697509] SPEAr-ohci: OHCI SPEAr driver [ 1.701702] ohci-st: OHCI STMicroelectronics driver [ 1.706761] ohci-atmel: OHCI Atmel driver [ 1.711386] usbcore: registered new interface driver usb-storage [ 1.723301] ci_hdrc ci_hdrc.0: EHCI Host Controller [ 1.728215] ci_hdrc ci_hdrc.0: new USB bus registered, assigned bus number 1 [ 1.745113] ci_hdrc ci_hdrc.0: USB 2.0 started, EHCI 1.00 [ 1.751506] hub 1-0:1.0: USB hub found [ 1.755307] hub 1-0:1.0: 1 port detected [ 1.760607] mousedev: PS/2 mouse device common for all mice [ 1.775965] i2c /dev entries driver [ 1.789317] sdhci: Secure Digital Host Controller Interface driver [ 1.795506] sdhci: Copyright(c) Pierre Ossman [ 1.801843] Synopsys Designware Multimedia Card Interface Driver [ 1.809077] sdhci-pltfm: SDHCI platform and OF driver helper [ 1.815529] sdhci-esdhc-imx 2198000.usdhc: could not get ultra high speed state, work on normal mode [ 1.824699] sdhci-esdhc-imx 2198000.usdhc: Got CD GPIO [ 1.829974] sdhci-esdhc-imx 2198000.usdhc: No vmmc regulator found [ 1.836166] sdhci-esdhc-imx 2198000.usdhc: No vqmmc regulator found [ 1.875289] mmc0: SDHCI controller on 2198000.usdhc [2198000.usdhc] using ADMA [ 1.884827] usbcore: registered new interface driver usbhid [ 1.890502] usbhid: USB HID core driver [ 1.900681] NET: Registered protocol family 10 [ 1.906261] sit: IPv6 over IPv4 tunneling driver [ 1.911606] NET: Registered protocol family 17 [ 1.916081] can: controller area network core (rev 20120528 abi 9) [ 1.922352] NET: Registered protocol family 29 [ 1.923233] mmc0: host does not support reading read-only switch, assuming write-enable [ 1.929276] mmc0: new high speed SDXC card at address 59b4 [ 1.929804] mmcblk0: mmc0:59b4 SD128 119 GiB [ 1.932214] mmcblk0: p1 p2 [ 1.947463] can: raw protocol (rev 20120528) [ 1.951751] can: broadcast manager protocol (rev 20120528 t) [ 1.957438] can: netlink gateway (rev 20130117) max_hops=1 [ 1.963482] Key type dns_resolver registered [ 1.968352] ThumbEE CPU extension supported. [ 1.972652] Registering SWP/SWPB emulation handler [ 1.979400] imx-gpc 20dc000.gpc: failed to get pu regulator: -517 [ 1.985126] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 1.993794] hctosys: unable to open rtc device (rtc0) [ 2.017468] BUG: scheduling while atomic: swapper/0/0/0x00000002 [ 2.017477] Modules linked in: [ 2.017496] Preemption disabled at:[] schedule_preempt_disabled+0x1c/0x20 [ 2.017503] BUG: scheduling while atomic: swapper/1/0/0x00000002 [ 2.017504] [ 2.017509] Modules linked in: [ 2.017517] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.302-cip78-rt45 #1 [ 2.017523] Preemption disabled at: [ 2.017524] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 2.017542] [] schedule_preempt_disabled+0x1c/0x20 [ 2.017577] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 2.017579] [ 2.017600] [] (show_stack) from [] (dump_stack+0xac/0xc0) [ 2.017624] [] (dump_stack) from [] (__schedule_bug+0x8c/0xa0) [ 2.017639] [] (__schedule_bug) from [] (__schedule+0x3ac/0x480) [ 2.017648] [] (__schedule) from [] (schedule+0x58/0xf4) [ 2.017661] [] (schedule) from [] (rt_spin_lock_slowlock+0x1b4/0x32c) [ 2.017678] [] (rt_spin_lock_slowlock) from [] (imx6q_enter_wait+0x6c/0xb4) [ 2.017700] [] (imx6q_enter_wait) from [] (cpuidle_enter_state+0x258/0x2e0) [ 2.017715] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x140/0x2c8) [ 2.017743] [] (cpu_startup_entry) from [] (start_kernel+0x39c/0x3b0) [ 2.017758] [] (start_kernel) from [<1020807c>] (0x1020807c) [ 2.017766] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.4.302-cip78-rt45 #1 [ 2.017771] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 2.017798] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 2.017801] ------------[ cut here ]------------ [ 2.017816] [] (show_stack) from [] (dump_stack+0xac/0xc0) [ 2.017838] [] (dump_stack) from [] (__schedule_bug+0x8c/0xa0) [ 2.017851] [] (__schedule_bug) from [] (__schedule+0x3ac/0x480) [ 2.017860] [] (__schedule) from [] (schedule+0x58/0xf4) [ 2.017873] [] (schedule) from [] (rt_spin_lock_slowlock+0x1b4/0x32c) [ 2.017883] [] (rt_spin_lock_slowlock) from [] (imx6q_enter_wait+0x14/0xb4) [ 2.017897] [] (imx6q_enter_wait) from [] (cpuidle_enter_state+0x258/0x2e0) [ 2.017908] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x140/0x2c8) [ 2.017917] [] (cpu_startup_entry) from [<1020abcc>] (0x1020abcc) [ 2.017939] ------------[ cut here ]------------ [ 2.017958] WARNING: CPU: 1 PID: 0 at ../drivers/cpuidle/cpuidle.c:212 cpuidle_enter_state+0x2b8/0x2e0() [ 2.017964] Modules linked in: [ 2.017977] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 4.4.302-cip78-rt45 #1 [ 2.017982] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 2.018002] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 2.018016] [] (show_stack) from [] (dump_stack+0xac/0xc0) [ 2.018030] [] (dump_stack) from [] (warn_slowpath_common+0x8c/0xa8) [ 2.018058] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 2.018075] [] (warn_slowpath_null) from [] (cpuidle_enter_state+0x2b8/0x2e0) [ 2.018089] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x140/0x2c8) [ 2.018100] [] (cpu_startup_entry) from [<1020abcc>] (0x1020abcc) [ 2.018108] ---[ end trace 0000000000000002 ]--- [ 2.091386] fec 2188000.ethernet eth0: Freescale FEC PHY driver [Micrel KSZ9031 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:06, irq=-1) [ 2.091460] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 2.115952] ------------[ cut here ]------------ [ 2.115968] WARNING: CPU: 1 PID: 0 at ../kernel/sched/core.c:3130 schedule_preempt_disabled+0x10/0x20() [ 2.115977] DEBUG_LOCKS_WARN_ON(val > preempt_count()) [ 2.115981] Modules linked in: [ 2.115990] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 4.4.302-cip78-rt45 #1 [ 2.115995] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 2.116020] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 2.116038] [] (show_stack) from [] (dump_stack+0xac/0xc0) [ 2.116049] [] (dump_stack) from [] (warn_slowpath_common+0x8c/0xa8) [ 2.116064] [] (warn_slowpath_common) from [] (warn_slowpath_fmt+0x30/0x40) [ 2.116077] [] (warn_slowpath_fmt) from [] (schedule_preempt_disabled+0x10/0x20) [ 2.116091] [] (schedule_preempt_disabled) from [] (cpu_startup_entry+0x180/0x2c8) [ 2.116100] [] (cpu_startup_entry) from [<1020abcc>] (0x1020abcc) [ 2.116292] ---[ end trace 0000000000000003 ]--- [ 2.116621] hub 1-1:1.0: USB hub found [ 2.116793] hub 1-1:1.0: 4 ports detected [ 2.118498] imx-gpc 20dc000.gpc: failed to get pu regulator: -517 [ 2.400159] usb 1-1.3: new high-speed USB device number 3 using ci_hdrc [ 2.483013] WARNING: CPU: 0 PID: 0 at ../drivers/cpuidle/cpuidle.c:212 cpuidle_enter_state+0x2b8/0x2e0() [ 2.492498] Modules linked in: [ 2.495584] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 4.4.302-cip78-rt45 #1 [ 2.495588] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) [ 2.495618] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 2.495637] [] (show_stack) from [] (dump_stack+0xac/0xc0) [ 2.495648] [] (dump_stack) from [] (warn_slowpath_common+0x8c/0xa8) [ 2.495665] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) [ 2.495678] [] (warn_slowpath_null) from [] (cpuidle_enter_state+0x2b8/0x2e0) [ 2.495690] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x140/0x2c8) [ 2.495709] [] (cpu_startup_entry) from [] (start_kernel+0x39c/0x3b0) [ 2.495721] [] (start_kernel) from [<1020807c>] (0x1020807c) [ 2.495726] ---[ end trace 0000000000000004 ]--- [ 2.526131] imx-gpc 20dc000.gpc: failed to get pu regulator: -517 [ 6.160297] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off [ 6.167805] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 6.175121] Sending DHCP requests ..