[ 0.000000] Booting Linux on physical CPU 0xa00 [ 0.000000] Linux version 4.2.0-next-20150910-00009-g65fd5a9cff54 (kozik@kk-ubuntu) (gcc version 4.7.3 (Ubuntu/Linaro 4.7.3-12ubuntu1) ) #218 SMP PREEMPT Fri Sep 11 14:53:16 KST 2015 [ 0.000000] CPU: ARMv7 Processor [413fc090] revision 0 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: Samsung Trats 2 based on Exynos4412 [ 0.000000] cma: Reserved 64 MiB at 0x7bc00000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] Samsung CPU ID: 0xe4412211 [ 0.000000] On node 0 totalpages: 261888 [ 0.000000] free_area_init_node: node 0, pgdat c08fd640, node_mem_map eeff6000 [ 0.000000] Normal zone: 1520 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 194560 pages, LIFO batch:31 [ 0.000000] HighMem zone: 67328 pages, LIFO batch:15 [ 0.000000] Running under secure firmware. [ 0.000000] PERCPU: Embedded 12 pages/cpu @eef68000 s19776 r8192 d21184 u49152 [ 0.000000] pcpu-alloc: s19776 r8192 d21184 u49152 alloc=12*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 260368 [ 0.000000] Kernel command line: root=/dev/mmcblk0p11 rw rootfstype=ext4 rootwait console=ttySAC2,115200n8 fbmem=24M@0x52000000 normal lcd=s6e8ax0 pmic_info=3 resume=179:3 csa=/dev/mmcblk0p4 bootloader_log=1067@0x43908010 [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 954888K/1047552K available (6224K kernel code, 319K rwdata, 2244K rodata, 432K init, 8224K bss, 27128K reserved, 65536K cma-reserved, 203776K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xf0000000 - 0xff000000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xef800000 ( 760 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc084d364 (8469 kB) [ 0.000000] .init : 0xc084e000 - 0xc08ba000 ( 432 kB) [ 0.000000] .data : 0xc08ba000 - 0xc0909cb8 ( 320 kB) [ 0.000000] .bss : 0xc090c000 - 0xc1114208 (8225 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] Running RCU self tests [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] RCU restricting CPUs from NR_CPUS=8 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] GIC physical location is 0x10490000 [ 0.000000] L2C: platform modifies aux control register: 0x02070000 -> 0x3e470001 [ 0.000000] L2C: platform provided aux values permit register corruption. [ 0.000000] L2C: DT/platform modifies aux control register: 0x02070000 -> 0x3e470001 [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310: enabling full line of zeros but not enabled in Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 8 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 0x4100c4c8, AUX_CTRL 0x7e470001 [ 0.000000] Exynos4x12 clocks: sclk_apll = 800000000, sclk_mpll = 800000000 [ 0.000000] sclk_epll = 96000000, sclk_vpll = 108000000, arm_clk = 800000000 [ 0.000000] Switching to timer-based delay loop, resolution 41ns [ 0.000000] clocksource: mct-frc: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns [ 0.000006] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns [ 0.000497] Console: colour dummy device 80x30 [ 0.000538] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000547] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000555] ... MAX_LOCK_DEPTH: 48 [ 0.000563] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000571] ... CLASSHASH_SIZE: 4096 [ 0.000578] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000585] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000593] ... CHAINHASH_SIZE: 32768 [ 0.000600] memory used by lock dependency info: 5167 kB [ 0.000608] per task-struct memory footprint: 1536 bytes [ 0.000649] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=120000) [ 0.000666] pid_max: default: 32768 minimum: 301 [ 0.000983] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.000999] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.003505] CPU: Testing write buffer coherency: ok [ 0.004830] CPU0: thread -1, cpu 0, socket 10, mpidr 80000a00 [ 0.005800] Setting up static identity map for 0x40008280 - 0x400082d8 [ 0.050602] CPU1: thread -1, cpu 1, socket 10, mpidr 80000a01 [ 0.065406] CPU2: thread -1, cpu 2, socket 10, mpidr 80000a02 [ 0.080391] CPU3: thread -1, cpu 3, socket 10, mpidr 80000a03 [ 0.080588] Brought up 4 CPUs [ 0.080613] SMP: Total of 4 processors activated (192.00 BogoMIPS). [ 0.080623] CPU: All CPU(s) started in SVC mode. [ 0.083626] devtmpfs: initialized [ 0.167847] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.168941] lcd0-power-domain@10023C80 has as child subdomain: tv-power-domain@10023C20. [ 0.170804] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 9556302231375000 ns [ 0.173499] pinctrl core: initialized pinctrl subsystem [ 0.178555] NET: Registered protocol family 16 [ 0.182542] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.200132] cpuidle: using governor ladder [ 0.215043] cpuidle: using governor menu [ 0.217894] exynos-audss-clk 3810000.clock-controller: setup completed [ 0.260751] gpiochip_add: registered GPIOs 0 to 7 on device: gpa0 [ 0.261227] gpiochip_add: registered GPIOs 8 to 13 on device: gpa1 [ 0.261700] gpiochip_add: registered GPIOs 14 to 21 on device: gpb [ 0.262159] gpiochip_add: registered GPIOs 22 to 26 on device: gpc0 [ 0.262633] gpiochip_add: registered GPIOs 27 to 31 on device: gpc1 [ 0.263091] gpiochip_add: registered GPIOs 32 to 35 on device: gpd0 [ 0.263550] gpiochip_add: registered GPIOs 36 to 39 on device: gpd1 [ 0.264021] gpiochip_add: registered GPIOs 40 to 47 on device: gpf0 [ 0.264488] gpiochip_add: registered GPIOs 48 to 55 on device: gpf1 [ 0.265053] gpiochip_add: registered GPIOs 56 to 63 on device: gpf2 [ 0.265554] gpiochip_add: registered GPIOs 64 to 69 on device: gpf3 [ 0.266029] gpiochip_add: registered GPIOs 70 to 77 on device: gpj0 [ 0.266491] gpiochip_add: registered GPIOs 78 to 82 on device: gpj1 [ 0.273037] gpiochip_add: registered GPIOs 83 to 89 on device: gpk0 [ 0.273508] gpiochip_add: registered GPIOs 90 to 96 on device: gpk1 [ 0.273982] gpiochip_add: registered GPIOs 97 to 103 on device: gpk2 [ 0.274455] gpiochip_add: registered GPIOs 104 to 110 on device: gpk3 [ 0.274927] gpiochip_add: registered GPIOs 111 to 117 on device: gpl0 [ 0.275519] gpiochip_add: registered GPIOs 118 to 119 on device: gpl1 [ 0.275987] gpiochip_add: registered GPIOs 120 to 127 on device: gpl2 [ 0.276459] gpiochip_add: registered GPIOs 128 to 135 on device: gpm0 [ 0.276914] gpiochip_add: registered GPIOs 136 to 142 on device: gpm1 [ 0.277377] gpiochip_add: registered GPIOs 143 to 147 on device: gpm2 [ 0.277845] gpiochip_add: registered GPIOs 148 to 155 on device: gpm3 [ 0.278317] gpiochip_add: registered GPIOs 156 to 163 on device: gpm4 [ 0.278771] gpiochip_add: registered GPIOs 164 to 169 on device: gpy0 [ 0.279225] gpiochip_add: registered GPIOs 170 to 173 on device: gpy1 [ 0.279696] gpiochip_add: registered GPIOs 174 to 179 on device: gpy2 [ 0.280261] gpiochip_add: registered GPIOs 180 to 187 on device: gpy3 [ 0.280732] gpiochip_add: registered GPIOs 188 to 195 on device: gpy4 [ 0.281191] gpiochip_add: registered GPIOs 196 to 203 on device: gpy5 [ 0.281655] gpiochip_add: registered GPIOs 204 to 211 on device: gpy6 [ 0.282114] gpiochip_add: registered GPIOs 212 to 219 on device: gpx0 [ 0.282574] gpiochip_add: registered GPIOs 220 to 227 on device: gpx1 [ 0.283044] gpiochip_add: registered GPIOs 228 to 235 on device: gpx2 [ 0.283501] gpiochip_add: registered GPIOs 236 to 243 on device: gpx3 [ 0.292796] gpiochip_add: registered GPIOs 244 to 250 on device: gpz [ 0.294934] gpiochip_add: registered GPIOs 251 to 258 on device: gpv0 [ 0.295542] gpiochip_add: registered GPIOs 259 to 266 on device: gpv1 [ 0.296004] gpiochip_add: registered GPIOs 267 to 274 on device: gpv2 [ 0.296471] gpiochip_add: registered GPIOs 275 to 282 on device: gpv3 [ 0.296952] gpiochip_add: registered GPIOs 283 to 284 on device: gpv4 [ 0.381187] of_get_named_gpiod_flags: parsed 'gpio' property of node '/regulators/voltage-regulator-1[0]' - status (0) [ 0.382294] of_get_named_gpiod_flags: parsed 'gpio' property of node '/regulators/voltage-regulator-2[0]' - status (0) [ 0.383313] of_get_named_gpiod_flags: parsed 'gpio' property of node '/regulators/voltage-regulator-3[0]' - status (0) [ 0.384174] of_get_named_gpiod_flags: parsed 'gpio' property of node '/regulators/voltage-regulator-5[0]' - status (0) [ 0.389029] SCSI subsystem initialized [ 0.389887] usbcore: registered new interface driver usbfs [ 0.390179] usbcore: registered new interface driver hub [ 0.390436] usbcore: registered new device driver usb [ 0.391477] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-1[0]' - status (0) [ 0.391535] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-1[1]' - status (0) [ 0.394419] max77693 11-0066: device ID: 0x4 [ 0.412107] i2c-gpio i2c-gpio-1: using pins 143 (SDA) and 144 (SCL) [ 0.412325] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-3[0]' - status (0) [ 0.412366] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-3[1]' - status (0) [ 0.413324] i2c-gpio i2c-gpio-3: using pins 53 (SDA) and 52 (SCL) [ 0.413561] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-0[0]' - status (0) [ 0.413618] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-0[1]' - status (0) [ 0.414572] i2c-gpio i2c-gpio-0: using pins 178 (SDA) and 179 (SCL) [ 0.414756] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-2[0]' - status (0) [ 0.414798] of_get_named_gpiod_flags: parsed 'gpios' property of node '/i2c-gpio-2[1]' - status (0) [ 0.415810] i2c-gpio i2c-gpio-2: using pins 40 (SDA) and 41 (SCL) [ 0.416691] s3c-i2c 13860000.i2c: slave address 0x10 [ 0.416712] s3c-i2c 13860000.i2c: bus frequency set to 390 KHz [ 0.417785] s3c-i2c 13860000.i2c: i2c-0: S3C I2C adapter [ 0.418183] s3c-i2c 13890000.i2c: slave address 0x10 [ 0.418203] s3c-i2c 13890000.i2c: bus frequency set to 390 KHz [ 0.419217] s3c-i2c 13890000.i2c: i2c-3: S3C I2C adapter [ 0.419594] s3c-i2c 138a0000.i2c: slave address 0x10 [ 0.419613] s3c-i2c 138a0000.i2c: bus frequency set to 97 KHz [ 0.420690] s3c-i2c 138a0000.i2c: i2c-4: S3C I2C adapter [ 0.421086] s3c-i2c 138d0000.i2c: slave address 0x10 [ 0.421105] s3c-i2c 138d0000.i2c: bus frequency set to 97 KHz [ 0.480144] of_get_named_gpiod_flags: can't parse 'maxim,ena-gpios' property of node '/i2c@138D0000/max77686_pmic@09/voltage-regulators/ldo20[0]' [ 0.482074] of_get_named_gpiod_flags: parsed 'maxim,ena-gpios' property of node '/i2c@138D0000/max77686_pmic@09/voltage-regulators/ldo21[0]' - status (0) [ 0.484528] of_get_named_gpiod_flags: parsed 'maxim,ena-gpios' property of node '/i2c@138D0000/max77686_pmic@09/voltage-regulators/ldo22[0]' - status (0) [ 0.513512] of_get_named_gpiod_flags: parsed 'maxim,ena-gpios' property of node '/i2c@138D0000/max77686_pmic@09/voltage-regulators/buck8[0]' - status (0) [ 0.515979] of_get_named_gpiod_flags: parsed 'maxim,ena-gpios' property of node '/i2c@138D0000/max77686_pmic@09/voltage-regulators/buck9[0]' - status (0) [ 0.519138] s3c-i2c 138d0000.i2c: i2c-7: S3C I2C adapter [ 0.521830] Advanced Linux Sound Architecture Driver Init[ 23.043010] max77693-muic max77693-muic: external connector is attached (adc:0x1c, prev_adc:0x1c) [ 23.050808] max77693-muic max77693-muic: external connector is attached (adc:0x1c) ia[ 23.059625] max77693-muic max77693-muic: CONTROL1 : 0x1b, CONTROL2 : 0x04, state : attached lized. [ 0.527181] clocksource: Switched to clocksource mct-frc [ 0.567222] NET: Registered protocol family 2 [ 0.569223] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.569376] TCP bind hash table entries: 8192 (order: 6, 294912 bytes) [ 0.571828] TCP: Hash tables configured (established 8192 bind 8192) [ 0.572036] UDP hash table entries: 512 (order: 3, 40960 bytes) [ 0.572426] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes) [ 0.573492] NET: Registered protocol family 1 [ 0.574739] RPC: Registered named UNIX socket transport module. [ 0.574754] RPC: Registered udp transport module. [ 0.574765] RPC: Registered tcp transport module. [ 0.574776] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.580895] futex hash table entries: 1024 (order: 4, 65536 bytes) [ 0.621297] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 0.624572] bounce: pool size: 64 pages [ 0.624672] io scheduler noop registered [ 0.624693] io scheduler deadline registered [ 0.624785] io scheduler cfq registered (default) [ 0.647897] dma-pl330 12680000.pdma: Loaded driver for PL330 DMAC-141330 [ 0.647918] dma-pl330 12680000.pdma: DBUFF-32x4bytes Num_Chans-8 Num_Peri-32 Num_Events-32 [ 0.659994] dma-pl330 12690000.pdma: Loaded driver for PL330 DMAC-141330 [ 0.660014] dma-pl330 12690000.pdma: DBUFF-32x4bytes Num_Chans-8 Num_Peri-32 Num_Events-32 [ 0.663530] dma-pl330 12850000.mdma: Loaded driver for PL330 DMAC-141330 [ 0.663549] dma-pl330 12850000.mdma: DBUFF-64x8bytes Num_Chans-8 Num_Peri-1 Num_Events-32 [ 0.884779] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled [ 0.890839] 13800000.serial: ttySAC0 at MMIO 0x13800000 (irq = 57, base_baud = 0) is a S3C6400/10 [ 0.892730] 13810000.serial: ttySAC1 at MMIO 0x13810000 (irq = 58, base_baud = 0) is a S3C6400/10 [ 0.894100] 13820000.serial: ttySAC2 at MMIO 0x13820000 (irq = 59, base_baud = 0) is a S3C6400/10 [ 1.704287] console [ttySAC2] enabled [ 1.708863] 13830000.serial: ttySAC3 at MMIO 0x13830000 (irq = 60, base_baud = 0) is a S3C6400/10 [ 1.720232] [drm] Initialized drm 1.1.0 20060810 [ 1.739028] exynos-drm exynos-drm: bound 11c00000.fimd (ops fimd_component_ops) [ 1.746490] exynos-drm exynos-drm: bound 11c80000.dsi (ops exynos_dsi_component_ops) [ 1.752805] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 1.759374] [drm] No driver support for vblank timestamp query. [ 1.765501] [drm] Initialized exynos 1.0.0 20110530 on minor 0 [ 1.773824] panel-samsung-s6e8aa0 11c80000.dsi.0: GPIO lookup for consumer reset [ 1.773841] panel-samsung-s6e8aa0 11c80000.dsi.0: using device tree for GPIO lookup [ 1.773904] of_get_named_gpiod_flags: parsed 'reset-gpios' property of node '/dsi@11C80000/panel@0[0]' - status (0) [ 1.987611] panel-samsung-s6e8aa0 11c80000.dsi.0: ID: 0xa2, 0x60, 0x90 [ 2.184770] Console: switching to colour frame buffer device 102x91 [ 2.228096] exynos-drm exynos-drm: fb0: frame buffer device [ 2.300693] brd: module loaded [ 2.359373] loop: module loaded [ 2.362829] s3c64xx-spi 13930000.spi: spi bus clock parent not specified, using clock at index 0 as parent [ 2.371165] s3c64xx-spi 13930000.spi: number of chip select lines not specified, assuming 1 chip select line [ 2.381446] of_get_named_gpiod_flags: parsed 'cs-gpios' property of node '/spi@13930000[0]' - status (0) [ 2.385662] usbcore: registered new interface driver asix [ 2.389787] usbcore: registered new interface driver ax88179_178a [ 2.396025] usbcore: registered new interface driver cdc_ether [ 2.401924] usbcore: registered new interface driver smsc75xx [ 2.407580] usbcore: registered new interface driver smsc95xx [ 2.413263] usbcore: registered new interface driver net1080 [ 2.418906] usbcore: registered new interface driver cdc_subset [ 2.424806] usbcore: registered new interface driver zaurus [ 2.430435] usbcore: registered new interface driver cdc_ncm [ 2.437853] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 2.443085] ehci-exynos: EHCI EXYNOS driver [ 2.447812] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 2.453343] ohci-exynos: OHCI EXYNOS driver [ 2.458420] usbcore: registered new interface driver usb-storage [ 2.466287] mousedev: PS/2 mouse device common for all mice [ 2.473490] max77686-rtc max77686-rtc: max77686_rtc_probe [ 2.579351] max77686-rtc max77686-rtc: rtc core: registered max77686-rtc as rtc0 [ 2.588368] s3c-rtc 10070000.rtc: failed to find rtc source clock [ 2.594138] i2c /dev entries driver [ 2.682295] thermal thermal_zone0: failed to read out thermal zone (-22) [ 2.691501] device-mapper: ioctl: 4.33.0-ioctl (2015-8-18) initialised: dm-devel@redhat.com [ 2.714818] sdhci: Secure Digital Host Controller Interface driver [ 2.719562] sdhci: Copyright(c) Pierre Ossman [ 2.724501] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/sdhci@12530000[0]' - status (0) [ 2.724663] s3c-sdhci 12530000.sdhci: clock source 2: mmc_busclk.2 (50000000 Hz) [ 2.731360] s3c-sdhci 12530000.sdhci: GPIO lookup for consumer cd [ 2.731369] s3c-sdhci 12530000.sdhci: using device tree for GPIO lookup [ 2.731405] of_get_named_gpiod_flags: parsed 'cd-gpios' property of node '/sdhci@12530000[0]' - status (0) [ 2.731435] s3c-sdhci 12530000.sdhci: Got CD GPIO [ 2.735966] s3c-sdhci 12530000.sdhci: GPIO lookup for consumer wp [ 2.735975] s3c-sdhci 12530000.sdhci: using device tree for GPIO lookup [ 2.735984] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/sdhci@12530000[0]' [ 2.735993] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/sdhci@12530000[0]' [ 2.736000] s3c-sdhci 12530000.sdhci: using lookup tables for GPIO lookup [ 2.736092] s3c-sdhci 12530000.sdhci: lookup for GPIO wp failed [ 2.736579] s3c-sdhci 12530000.sdhci: No vqmmc regulator found [ 2.772400] mmc0: SDHCI controller on samsung-hsmmc [12530000.sdhci] using ADMA [ 2.778582] Synopsys Designware Multimedia Card Interface Driver [ 2.785545] dwmmc_exynos 12550000.mmc: IDMAC supports 32-bit address mode. [ 2.791240] dwmmc_exynos 12550000.mmc: Using internal DMA controller. [ 2.797584] dwmmc_exynos 12550000.mmc: Version ID is 240a [ 2.802985] dwmmc_exynos 12550000.mmc: DW MMC controller at irq 114,32 bit host data width,128 deep fifo [ 2.812721] dwmmc_exynos 12550000.mmc: No vqmmc regulator found [ 2.818330] dwmmc_exynos 12550000.mmc: GPIO lookup for consumer wp [ 2.818339] dwmmc_exynos 12550000.mmc: using device tree for GPIO lookup [ 2.818350] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/mmc@12550000[0]' [ 2.818359] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/mmc@12550000[0]' [ 2.818367] dwmmc_exynos 12550000.mmc: using lookup tables for GPIO lookup [ 2.818377] dwmmc_exynos 12550000.mmc: lookup for GPIO wp failed [ 2.847254] dwmmc_exynos 12550000.mmc: 1 slots initialized [ 2.853933] usbcore: registered new interface driver usbhid [ 2.858089] usbhid: USB HID core driver [ 2.864074] input: max77693-muic/dock as /devices/platform/i2c-gpio-1/i2c-11/11-0066/max77693-muic/input/input0 [ 2.873328] max17042 12-0036: SOC threshold INTR [ 2.905414] mmc1: MAN_BKOPS_EN bit is not set [ 2.909604] mmc_host mmc1: Bus speed (slot 0) = 50000000Hz (slot req 52000000Hz, actual 50000000HZ div = 0) [ 2.927320] mmc_host mmc1: Bus speed (slot 0) = 100000000Hz (slot req 52000000Hz, actual 50000000HZ div = 1) [ 2.937260] mmc1: new DDR MMC card at address 0001 [ 2.940735] max77693-muic max77693-muic: CONTROL1 : 0x1b, CONTROL2 : 0x04, state : attached [ 2.942522] mmcblk0: mmc1:0001 VTU00M 14.6 GiB [ 2.942860] mmcblk0boot0: mmc1:0001 VTU00M partition 1 2.00 MiB [ 2.948205] mmcblk0boot1: mmc1:0001 VTU00M partition 2 2.00 MiB [ 2.948557] mmcblk0rpmb: mmc1:0001 VTU00M partition 3 128 KiB [ 2.971775] max77693-muic max77693-muic: device ID : 0x8d [ 2.979315] mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 [ 2.993899] NET: Registered protocol family 10 [ 3.004057] sit: IPv6 over IPv4 tunneling driver [ 3.008981] NET: Registered protocol family 17 [ 3.012000] NET: Registered protocol family 15 [ 3.017081] Registering SWP/SWPB emulation handler [ 3.025235] s3c-rtc 10070000.rtc: rtc disabled, re-enabling [ 3.029619] s3c-rtc 10070000.rtc: warning: invalid RTC value so initializing it [ 3.037894] s3c-rtc 10070000.rtc: rtc core: registered s3c as rtc1 [ 3.044127] ntc-thermistor thermistor-ap@0: Thermistor type: ncp15wb473 successfully probed. [ 3.052150] ntc-thermistor thermistor-battery@1: Thermistor type: ncp15wb473 successfully probed. [ 3.061240] of_get_named_gpiod_flags: parsed 'gpios' property of node '/gpio-keys/key-down[0]' - status (0) [ 3.061290] of_get_named_gpiod_flags: parsed 'gpios' property of node '/gpio-keys/key-up[0]' - status (0) [ 3.061332] of_get_named_gpiod_flags: parsed 'gpios' property of node '/gpio-keys/key-power[0]' - status (0) [ 3.061372] of_get_named_gpiod_flags: parsed 'gpios' property of node '/gpio-keys/key-ok[0]' - status (0) [ 3.061445] gpio-239 (volume down): gpiod_set_debounce: missing set() or set_debounce() operations [ 3.061609] gpio-230 (volume up): gpiod_set_debounce: missing set() or set_debounce() operations [ 3.061741] gpio-235 (power): gpiod_set_debounce: missing set() or set_debounce() operations [ 3.061875] gpio-213 (ok): gpiod_set_debounce: missing set() or set_debounce() operations [ 3.062561] input: gpio-keys as /devices/platform/gpio-keys/input/input1 [ 3.093255] max77686-rtc max77686-rtc: setting system clock to 2000-01-01 01:11:40 UTC (946689100) [ 3.160244] CAM_SENSOR_A: disabling [ 3.162295] CAM_AF: disabling [ 3.165268] LED_A_3.0V: disabling [ 3.169215] ESAFEOUT1: disabling [ 3.173853] CHARGER: disabling [ 3.177951] VUOTG_3.0V: disabling [ 3.181750] VHSIC_1.0V: disabling [ 3.185041] VHSIC_1.8V: disabling [ 3.189878] VDDQ_PRE_1.8V: disabling [ 3.195493] vdd_g3d: disabling [ 3.203255] ALSA device list: [ 3.204745] No soundcards found. [ 3.348582] EXT4-fs (mmcblk0p11): warning: mounting unchecked fs, running e2fsck is recommended [ 3.359447] EXT4-fs (mmcblk0p11): recovery complete [ 3.365131] EXT4-fs (mmcblk0p11): mounted filesystem with ordered data mode. Opts: (null) [ 3.371992] VFS: Mounted root (ext4 filesystem) on device 179:11. [ 3.379392] devtmpfs: mounted [ 3.381364] Freeing unused kernel memory: 432K (c084e000 - c08ba000) [ 3.543816] random: systemd urandom read with 55 bits of entropy available [ 3.568480] [ 3.568657] ========================================================= [ 3.575079] [ INFO: possible irq lock inversion dependency detected ] [ 3.581506] 4.2.0-next-20150910-00009-g65fd5a9cff54 #218 Not tainted [ 3.587838] --------------------------------------------------------- [ 3.594263] swapper/0/0 just changed the state of lock: [ 3.599470] (&port_lock_key){..-...}, at: [] s3c24xx_serial_tx_dma_complete+0x8c/0xfc [ 3.608237] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 3.614919] (&(&ctx->lock)->rlock){+.+...} [ 3.614919] [ 3.614919] and interrupts could create inverse lock ordering between them. [ 3.614919] [ 3.625076] [ 3.625076] other info that might help us debug this: [ 3.631586] Possible interrupt unsafe locking scenario: [ 3.631586] [ 3.638356] CPU0 CPU1 [ 3.642870] ---- ---- [ 3.647382] lock(&(&ctx->lock)->rlock); [ 3.651376] local_irq_disable(); [ 3.657278] lock(&port_lock_key); [ 3.663267] lock(&(&ctx->lock)->rlock); [ 3.669777] [ 3.672381] lock(&port_lock_key); [ 3.676026] [ 3.676026] *** DEADLOCK *** [ 3.676026] [ 3.681930] no locks held by swapper/0/0. [ 3.685922] [ 3.685922] the shortest dependencies between 2nd lock and 1st lock: [ 3.693752] -> (&(&ctx->lock)->rlock){+.+...} ops: 681 { [ 3.699116] HARDIRQ-ON-W at: [ 3.702328] [] _raw_spin_lock+0x3c/0x4c [ 3.708924] [] exynos_cpuclk_notifier_cb+0x128/0x240 [ 3.716649] [] notifier_call_chain+0x54/0xa4 [ 3.723680] [] __srcu_notifier_call_chain+0x70/0xa4 [ 3.731318] [] srcu_notifier_call_chain+0x18/0x20 [ 3.738783] [] __clk_notify+0x6c/0x74 [ 3.745206] [] clk_propagate_rate_change+0xa4/0xbc [ 3.752758] [] clk_propagate_rate_change+0x8c/0xbc [ 3.760310] [] clk_core_set_rate_nolock+0x58/0xe8 [ 3.767774] [] clk_set_rate+0x20/0x30 [ 3.774198] [] set_target+0x16c/0x48c [ 3.780621] [] __cpufreq_driver_target+0x218/0x378 [ 3.788172] [] dbs_check_cpu+0x188/0x1d0 [ 3.794856] [] cpufreq_governor_dbs+0x37c/0x6f0 [ 3.802147] [] __cpufreq_governor+0x12c/0x218 [ 3.809265] [] cpufreq_init_policy+0x74/0xac [ 3.816295] [] cpufreq_online+0x3a0/0x7c4 [ 3.823066] [] subsys_interface_register+0x78/0xbc [ 3.830617] [] cpufreq_register_driver+0x11c/0x210 [ 3.838169] [] dt_cpufreq_probe+0x60/0x84 [ 3.844940] [] platform_drv_probe+0x48/0xa4 [ 3.851883] [] driver_probe_device+0x1e0/0x41c [ 3.859088] [] __driver_attach+0x94/0x98 [ 3.865772] [] bus_for_each_dev+0x54/0x88 [ 3.872542] [] bus_add_driver+0x174/0x250 [ 3.879312] [] driver_register+0x78/0xf4 [ 3.885996] [] do_one_initcall+0xac/0x1f0 [ 3.892766] [] kernel_init_freeable+0x11c/0x1e8 [ 3.900058] [] kernel_init+0x8/0xec [ 3.906307] [] ret_from_fork+0x14/0x24 [ 3.912818] SOFTIRQ-ON-W at: [ 3.916029] [] _raw_spin_lock+0x3c/0x4c [ 3.922625] [] exynos_cpuclk_notifier_cb+0x128/0x240 [ 3.930351] [] notifier_call_chain+0x54/0xa4 [ 3.937381] [] __srcu_notifier_call_chain+0x70/0xa4 [ 3.945020] [] srcu_notifier_call_chain+0x18/0x20 [ 3.952485] [] __clk_notify+0x6c/0x74 [ 3.958908] [] clk_propagate_rate_change+0xa4/0xbc [ 3.966460] [] clk_propagate_rate_change+0x8c/0xbc [ 3.974011] [] clk_core_set_rate_nolock+0x58/0xe8 [ 3.981476] [] clk_set_rate+0x20/0x30 [ 3.987899] [] set_target+0x16c/0x48c [ 3.994322] [] __cpufreq_driver_target+0x218/0x378 [ 4.001874] [] dbs_check_cpu+0x188/0x1d0 [ 4.008558] [] cpufreq_governor_dbs+0x37c/0x6f0 [ 4.015849] [] __cpufreq_governor+0x12c/0x218 [ 4.022966] [] cpufreq_init_policy+0x74/0xac [ 4.029997] [] cpufreq_online+0x3a0/0x7c4 [ 4.036768] [] subsys_interface_register+0x78/0xbc [ 4.044319] [] cpufreq_register_driver+0x11c/0x210 [ 4.051871] [] dt_cpufreq_probe+0x60/0x84 [ 4.058641] [] platform_drv_probe+0x48/0xa4 [ 4.065585] [] driver_probe_device+0x1e0/0x41c [ 4.072789] [] __driver_attach+0x94/0x98 [ 4.079473] [] bus_for_each_dev+0x54/0x88 [ 4.086244] [] bus_add_driver+0x174/0x250 [ 4.093014] [] driver_register+0x78/0xf4 [ 4.099697] [] do_one_initcall+0xac/0x1f0 [ 4.106468] [] kernel_init_freeable+0x11c/0x1e8 [ 4.113759] [] kernel_init+0x8/0xec [ 4.120009] [] ret_from_fork+0x14/0x24 [ 4.126519] INITIAL USE at: [ 4.129644] [] _raw_spin_lock_irqsave+0x48/0x5c [ 4.136848] [] clk_gate_endisable+0x24/0x98 [ 4.143705] [] clk_gate_enable+0xc/0x14 [ 4.150215] [] clk_core_enable+0xa4/0xe0 [ 4.156812] [] clk_enable+0x1c/0x30 [ 4.162975] [] mct_init_dt+0x100/0x320 [ 4.169398] [] clocksource_of_init+0x48/0x8c [ 4.176342] [] start_kernel+0x260/0x3d0 [ 4.182852] [<4000807c>] 0x4000807c [ 4.188147] } [ 4.189883] ... key at: [] __key.15336+0x0/0x8 [ 4.195786] ... acquired at: [ 4.198823] [] lock_acquire+0x6c/0x8c [ 4.203597] [] _raw_spin_lock_irqsave+0x48/0x5c [ 4.209239] [] __pm_runtime_resume+0x54/0x90 [ 4.214621] [] pl330_pause+0x28/0x80 [ 4.219308] [] s3c24xx_serial_stop_rx+0x70/0xe8 [ 4.224950] [] uart_close+0x198/0x214 [ 4.229724] [] tty_release+0xf0/0x47c [ 4.234498] [] __fput+0x94/0x1d4 [ 4.238837] [] task_work_run+0x88/0xcc [ 4.243698] [] do_work_pending+0xa4/0xc4 [ 4.248733] [] slow_work_pending+0xc/0x20 [ 4.253854] [ 4.255330] -> (&port_lock_key){..-...} ops: 87 { [ 4.260018] IN-SOFTIRQ-W at: [ 4.263142] [] _raw_spin_lock_irqsave+0x48/0x5c [ 4.270260] [] s3c24xx_serial_tx_dma_complete+0x8c/0xfc [ 4.278071] [] pl330_tasklet+0x16c/0x4cc [ 4.284581] [] tasklet_action+0x8c/0x13c [ 4.291091] [] __do_softirq+0x134/0x2c0 [ 4.297515] [] irq_exit+0xd0/0x114 [ 4.303504] [] __handle_domain_irq+0x70/0xe4 [ 4.310361] [] gic_handle_irq+0x4c/0x94 [ 4.316784] [] __irq_svc+0x58/0x98 [ 4.322773] [] cpuidle_enter_state+0x1d4/0x268 [ 4.329804] [] cpuidle_enter_state+0x1d4/0x268 [ 4.336835] [] cpu_startup_entry+0x158/0x26c [ 4.343692] [] start_kernel+0x368/0x3d0 [ 4.350116] INITIAL USE at: [ 4.353153] [] _raw_spin_lock_irqsave+0x48/0x5c [ 4.360184] [] uart_add_one_port+0x358/0x498 [ 4.366955] [] s3c24xx_serial_probe+0x240/0x3f4 [ 4.373985] [] platform_drv_probe+0x48/0xa4 [ 4.380669] [] driver_probe_device+0x1e0/0x41c [ 4.387613] [] __driver_attach+0x94/0x98 [ 4.394036] [] bus_for_each_dev+0x54/0x88 [ 4.400546] [] bus_add_driver+0x174/0x250 [ 4.407056] [] driver_register+0x78/0xf4 [ 4.413479] [] do_one_initcall+0xac/0x1f0 [ 4.419989] [] kernel_init_freeable+0x11c/0x1e8 [ 4.427020] [] kernel_init+0x8/0xec [ 4.433009] [] ret_from_fork+0x14/0x24 [ 4.439260] } [ 4.440909] ... key at: [] port_lock_key+0x0/0x8 [ 4.446898] ... acquired at: [ 4.449849] [] __lock_acquire+0x2a4/0xbbc [ 4.454970] [] lock_acquire+0x6c/0x8c [ 4.459744] [] _raw_spin_lock_irqsave+0x48/0x5c [ 4.465386] [] s3c24xx_serial_tx_dma_complete+0x8c/0xfc [ 4.471722] [] pl330_tasklet+0x16c/0x4cc [ 4.476756] [] tasklet_action+0x8c/0x13c [ 4.481791] [] __do_softirq+0x134/0x2c0 [ 4.486738] [] irq_exit+0xd0/0x114 [ 4.491252] [] __handle_domain_irq+0x70/0xe4 [ 4.496634] [] gic_handle_irq+0x4c/0x94 [ 4.501581] [] __irq_svc+0x58/0x98 [ 4.506095] [] cpuidle_enter_state+0x1d4/0x268 [ 4.511650] [] cpuidle_enter_state+0x1d4/0x268 [ 4.517205] [] cpu_startup_entry+0x158/0x26c [ 4.522587] [] start_kernel+0x368/0x3d0 [ 4.527534] [ 4.529010] [ 4.529010] stack backtrace: [ 4.533357] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.2.0-next-20150910-00009-g65fd5a9cff54 #218 [ 4.542292] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree) [ 4.548384] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 4.556105] [] (show_stack) from [] (dump_stack+0x70/0xbc) [ 4.563307] [] (dump_stack) from [] (print_irq_inversion_bug+0x19c/0x204) [ 4.571812] [] (print_irq_inversion_bug) from [] (check_usage_forwards+0xa4/0x114) [ 4.581098] [] (check_usage_forwards) from [] (mark_lock+0x1c0/0x698) [ 4.589257] [] (mark_lock) from [] (__lock_acquire+0x2a4/0xbbc) [ 4.596895] [] (__lock_acquire) from [] (lock_acquire+0x6c/0x8c) [ 4.604624] [] (lock_acquire) from [] (_raw_spin_lock_irqsave+0x48/0x5c) [ 4.613043] [] (_raw_spin_lock_irqsave) from [] (s3c24xx_serial_tx_dma_complete+0x8c/0xfc) [ 4.623025] [] (s3c24xx_serial_tx_dma_complete) from [] (pl330_tasklet+0x16c/0x4cc) [ 4.632399] [] (pl330_tasklet) from [] (tasklet_action+0x8c/0x13c) [ 4.640296] [] (tasklet_action) from [] (__do_softirq+0x134/0x2c0) [ 4.648194] [] (__do_softirq) from [] (irq_exit+0xd0/0x114) [ 4.655485] [] (irq_exit) from [] (__handle_domain_irq+0x70/0xe4) [ 4.663297] [] (__handle_domain_irq) from [] (gic_handle_irq+0x4c/0x94) [ 4.671630] [] (gic_handle_irq) from [] (__irq_svc+0x58/0x98) [ 4.679090] Exception stack(0xc08bbf28 to 0xc08bbf70) [ 4.684129] bf20: 00000001 00000001 00000000 c08bf6b8 d4837193 00000000 [ 4.692289] bf40: eef6b568 00000000 d48ff9e8 00000000 c08eaf38 c08eaf38 00000000 c08bbf78 [ 4.700445] bf60: c006c568 c0419bfc 20000113 ffffffff [ 4.705483] [] (__irq_svc) from [] (cpuidle_enter_state+0x1d4/0x268) [ 4.713557] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x158/0x26c) [ 4.722323] [] (cpu_startup_entry) from [] (start_kernel+0x368/0x3d0) [ 4.732689] max77693-muic max77693-muic: external connector is detached(chg_type:0x0, prev_chg_type:0x0) [ 5.356586] systemd-udevd[1868]: starting version 216 [ 6.035950] EXT4-fs (mmcblk0p4): VFS: Can't find ext4 filesystem [ 6.100843] random: nonblocking pool is initialized [ 6.170730] EXT4-fs (mmcblk0p9): mounted filesystem with ordered data mode. Opts: (null) [ 6.193892] EXT4-fs (mmcblk0p12): mounted filesystem with ordered data mode. Opts: (null) [ 6.912173] EXT4-fs (mmcblk0p14): mounted filesystem with ordered data mode. Opts: (null) -sh-4.1# -sh-4.1# -sh-4.1# -sh-4.1# [ 38.442955] sysrq: SysRq : This sysrq operation is disabled.