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  1.  
  2.  
  3. U-Boot 2011.03 (Sep 14 2012 - 15:30:06)
  4.  
  5. DRAM: 256 MiB
  6. MMC: SDHCI: 0
  7. Using default environment
  8.  
  9. In: serial
  10. Out: serial
  11. Err: serial
  12. Net: zynq_gem
  13. Hit any key to stop autoboot: 3  2  1  0
  14. Copying Linux from SD to RAM...
  15. Device: SDHCI
  16. Manufacturer ID: 27
  17. OEM: 5048
  18. Name: SD04G
  19. Tran Speed: 25000000
  20. Rd Block Len: 512
  21. SD version 1.10
  22. High Capacity: Yes
  23. Capacity: 3980394496
  24. Bus Width: 1-bit
  25. reading zImage
  26.  
  27. 2811992 bytes read
  28. reading devicetree.dtb
  29.  
  30. 4979 bytes read
  31. reading ramdisk8M.image.gz
  32.  
  33. ** Unable to read "ramdisk8M.image.gz" from mmc 0:1 **
  34. ## Starting application at 0x00008000 ...
  35. Uncompressing Linux... done, booting the kernel.
  36. Booting Linux on physical CPU 0
  37.  
  38. Linux version 3.6.0-02191-gf4fb5ff-dirty (sfernando@cuda-gts250) (gcc version 4.6.1 (Sourcery CodeBench Lite 2011.09-50) ) #19 SMP PREEMPT Fri Dec 14 12:19:13 CET 2012
  39.  
  40. CPU: ARMv7 Processor [413fc090] revision 0 (ARMv7), cr=18c5387d
  41.  
  42. CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
  43.  
  44. Machine: Xilinx Zynq Platform, model: Xilinx Zynq ZED
  45.  
  46. bootconsole [earlycon0] enabled
  47.  
  48. cma: CMA: reserved 40 MiB at 1cc00000
  49.  
  50. Memory policy: ECC disabled, Data cache writealloc
  51.  
  52. PERCPU: Embedded 7 pages/cpu @c0e40000 s7872 r8192 d12608 u32768
  53.  
  54. Built 1 zonelists in Zone order, mobility grouping on. Total pages: 127000
  55.  
  56. Kernel command line: console=ttyPS0,115200 root=/dev/mmcblk0p2 rw earlyprintk rootfstype=ext4 rootdelay=1 init=/sbin/init devtmpfs.mount=0 mem=500M
  57.  
  58. PID hash table entries: 2048 (order: 1, 8192 bytes)
  59.  
  60. Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
  61.  
  62. Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
  63.  
  64. Memory: 500MB = 500MB total
  65.  
  66. Memory: 455872k/455872k available, 56128k reserved, 0K highmem
  67.  
  68. Virtual kernel memory layout:
  69.  
  70. vector : 0xffff0000 - 0xffff1000 ( 4 kB)
  71.  
  72. fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
  73.  
  74. vmalloc : 0xdf800000 - 0xff000000 ( 504 MB)
  75.  
  76. lowmem : 0xc0000000 - 0xdf400000 ( 500 MB)
  77.  
  78. pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
  79.  
  80. modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
  81.  
  82. .text : 0xc0008000 - 0xc04ce018 (4889 kB)
  83.  
  84. .init : 0xc04cf000 - 0xc04f5ec0 ( 156 kB)
  85.  
  86. .data : 0xc04f6000 - 0xc0546900 ( 323 kB)
  87.  
  88. .bss : 0xc0546924 - 0xc0a4e250 (5151 kB)
  89.  
  90. Preemptible hierarchical RCU implementation.
  91.  
  92. RCU lockdep checking is enabled.
  93.  
  94. Dump stacks of tasks blocking RCU-preempt GP.
  95.  
  96. RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2.
  97.  
  98. NR_IRQS:512
  99.  
  100. Zynq clock init
  101.  
  102. xlnx,ps7-ttc-1.00.a #0 at 0xdf800000, irq=43
  103.  
  104. ------------[ cut here ]------------
  105.  
  106. WARNING: at arch/arm/kernel/smp_twd.c:389 time_init+0x20/0x30()
  107.  
  108. twd_local_timer_of_register failed (-19)
  109.  
  110. Modules linked in:
  111.  
  112. [<c001334c>] (unwind_backtrace+0x0/0xe0) from [<c001f8b0>] (warn_slowpath_common+0x4c/0x64)
  113.  
  114. [<c001f8b0>] (warn_slowpath_common+0x4c/0x64) from [<c001f948>] (warn_slowpath_fmt+0x2c/0x3c)
  115.  
  116. [<c001f948>] (warn_slowpath_fmt+0x2c/0x3c) from [<c04d2eb4>] (time_init+0x20/0x30)
  117.  
  118. [<c04d2eb4>] (time_init+0x20/0x30) from [<c04cf6a4>] (start_kernel+0x1bc/0x300)
  119.  
  120. [<c04cf6a4>] (start_kernel+0x1bc/0x300) from [<00008044>] (0x8044)
  121.  
  122. ---[ end trace 1b75b31a2719ed1c ]---
  123.  
  124. sched_clock: 32 bits at 100 Hz, resolution 10000000ns, wraps every 4294967286ms
  125.  
  126. Console: colour dummy device 80x30
  127.  
  128. Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  129.  
  130. ... MAX_LOCKDEP_SUBCLASSES: 8
  131.  
  132. ... MAX_LOCK_DEPTH: 48
  133.  
  134. ... MAX_LOCKDEP_KEYS: 8191
  135.  
  136. ... CLASSHASH_SIZE: 4096
  137.  
  138. ... MAX_LOCKDEP_ENTRIES: 16384
  139.  
  140. ... MAX_LOCKDEP_CHAINS: 32768
  141.  
  142. ... CHAINHASH_SIZE: 16384
  143.  
  144. memory used by lock dependency info: 3695 kB
  145.  
  146. per task-struct memory footprint: 1152 bytes
  147.  
  148. Calibrating delay loop... 1325.46 BogoMIPS (lpj=6627328)
  149.  
  150. pid_max: default: 32768 minimum: 301
  151.  
  152. Mount-cache hash table entries: 512
  153.  
  154. CPU: Testing write buffer coherency: ok
  155.  
  156. CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
  157.  
  158. hw perfevents: enabled with ARMv7 Cortex-A9 PMU driver, 7 counters available
  159.  
  160. Setting up static identity map for 0x364f10 - 0x364f44
  161.  
  162. Map SLCR registers
  163.  
  164. CPU1: Booted secondary processor
  165.  
  166. CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
  167.  
  168. Brought up 2 CPUs
  169.  
  170. SMP: Total of 2 processors activated (2657.48 BogoMIPS).
  171.  
  172. devtmpfs: initialized
  173.  
  174. NET: Registered protocol family 16
  175.  
  176. DMA: preallocated 256 KiB pool for atomic coherent allocations
  177.  
  178. xgpiops e000a000.gpio: gpio at 0xe000a000 mapped to 0xdf806000
  179.  
  180. registering platform device 'pl330' id 0
  181.  
  182. registering platform device 'arm-pmu' id 0
  183.  
  184. registering platform device 'zynq-dvfs' id 0
  185.  
  186. hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.
  187.  
  188. hw-breakpoint: maximum watchpoint size is 4 bytes.
  189.  
  190. MIO pin 11 not assigned(00001760)
  191.  
  192. xslcr xslcr.0: at 0xF8000000 mapped to 0xF8000000
  193.  
  194. bio: create slab <bio-0> at 0
  195.  
  196. SCSI subsystem initialized
  197.  
  198. usbcore: registered new interface driver usbfs
  199.  
  200. usbcore: registered new interface driver hub
  201.  
  202. usbcore: registered new device driver usb
  203.  
  204. Linux video capture interface: v2.00
  205.  
  206. Advanced Linux Sound Architecture Driver Version 1.0.25.
  207.  
  208. Switching to clocksource xttcpss_timer1
  209.  
  210. Clockevents: could not switch to one-shot mode:Clockevents: could not switch to one-shot mode: dummy_timer is not functional.
  211.  
  212. Could not switch to high resolution mode on CPU 1
  213.  
  214.  
  215.  
  216. dummy_timer is not functional.
  217.  
  218. Could not switch to high resolution mode on CPU 0
  219.  
  220. NET: Registered protocol family 2
  221.  
  222. TCP established hash table entries: 16384 (order: 5, 131072 bytes)
  223.  
  224. TCP bind hash table entries: 16384 (order: 7, 589824 bytes)
  225.  
  226. TCP: Hash tables configured (established 16384 bind 16384)
  227.  
  228. TCP: reno registered
  229.  
  230. UDP hash table entries: 256 (order: 2, 20480 bytes)
  231.  
  232. UDP-Lite hash table entries: 256 (order: 2, 20480 bytes)
  233.  
  234. NET: Registered protocol family 1
  235.  
  236. pl330 dev 0 probe success
  237.  
  238. msgmni has been set to 970
  239.  
  240. io scheduler noop registered
  241.  
  242. io scheduler deadline registered
  243.  
  244. io scheduler cfq registered (default)
  245.  
  246. xuartps e0001000.uart: failed to get alias id, errno -19
  247.  
  248. e000ÿconsole [ttyPS0] enabled, bootconsole disabled
  249. console [ttyPS0] enabled, bootconsole disabled
  250.  
  251. xdevcfg f8007000.devcfg: ioremap f8007000 to df80c000 with size 1000
  252. [drm] Initialized drm 1.1.0 20060810
  253. brd: module loaded
  254. loop: module loaded
  255. xqspips e000d000.spi: master is unqueued, this is deprecated
  256. xqspips e000d000.spi: at 0xE000D000 mapped to 0xDF80E000, irq=51
  257. libphy: XEMACPS mii bus: probed
  258. xemacps e000b000.eth: pdev->id -1, baseaddr 0xe000b000, irq 54
  259. ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  260. usb_hcd_xusbps_probe: No OTG assigned!
  261. usb_hcd_xusbps_probe: OTG now assigned!
  262. xusbps-ehci xusbps-ehci.0: Xilinx PS USB EHCI Host Controller
  263. xusbps-ehci xusbps-ehci.0: new USB bus registered, assigned bus number 1
  264. xusbps-ehci xusbps-ehci.0: irq 53, io mem 0x00000000
  265. xusbps-ehci xusbps-ehci.0: USB 2.0 started, EHCI 1.00
  266. hub 1-0:1.0: USB hub found
  267. hub 1-0:1.0: 1 port detected
  268. Initializing USB Mass Storage driver...
  269. usbcore: registered new interface driver usb-storage
  270. USB Mass Storage support registered.
  271. mousedev: PS/2 mouse device common for all mice
  272. i2c /dev entries driver
  273. usbcore: registered new interface driver uvcvideo
  274. USB Video Class driver (1.1.1)
  275. sdhci: Secure Digital Host Controller Interface driver
  276. sdhci: Copyright(c) Pierre Ossman
  277. sdhci-pltfm: SDHCI platform and OF driver helper
  278. mmc0: SDHCI controller on e0100000.sdhci [e0100000.sdhci] using ADMA
  279. usbcore: registered new interface driver usbhid
  280. usbhid: USB HID core driver
  281. mmc0: new high speed SDHC card at address 0007
  282. mmcblk0: mmc0:0007 SD04G 3.70 GiB
  283. mmcblk0: p1 p2
  284. TCP: cubic registered
  285. NET: Registered protocol family 17
  286. VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4
  287. Registering SWP/SWPB emulation handler
  288. drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
  289. ALSA device list:
  290. No soundcards found.
  291. Waiting 1sec before mounting root device...
  292. Debug1a: analog_drm_encoder_mode_set
  293. Debug1b: analog_drm_encoder_mode_set
  294. Debug1c: analog_drm_encoder_mode_set
  295. Debug2: analog_drm_encoder_set_clock
  296. setting clock to: 148500
  297. raw_edid: dc40e180 7
  298. Using YCbCr output
  299. Console: switching to colour frame buffer device 240x67
  300. usb 1-1: new high-speed USB device number 2 using xusbps-ehci
  301. fb0: frame buffer device
  302. drm: registered panic notifier
  303. [drm] Initialized analog_drm 1.0.0 20110530 on minor 0
  304. hub 1-1:1.0: USB hub found
  305. hub 1-1:1.0: 7 ports detected
  306. usb 1-1.5: new low-speed USB device number 3 using xusbps-ehci
  307. input: Logitech USB Keyboard as /devices/amba.0/e0002000.usb/xusbps-ehci.0/usb1/1-1/1-1.5/1-1.5:1.0/input/input0
  308. hid-generic 0003:046D:C31C.0001: input,hidraw0: USB HID v1.10 Keyboard [Logitech USB Keyboard] on usb-xusbps-ehci.0-1.5/input0
  309. input: Logitech USB Keyboard as /devices/amba.0/e0002000.usb/xusbps-ehci.0/usb1/1-1/1-1.5/1-1.5:1.1/input/input1
  310. hid-generic 0003:046D:C31C.0002: input,hidraw1: USB HID v1.10 Device [Logitech USB Keyboard] on usb-xusbps-ehci.0-1.5/input1
  311. usb 1-1.6: new low-speed USB device number 4 using xusbps-ehci
  312. input: PIXART USB OPTICAL MOUSE as /devices/amba.0/e0002000.usb/xusbps-ehci.0/usb1/1-1/1-1.6/1-1.6:1.0/input/input2
  313. hid-generic 0003:093A:2510.0003: input,hidraw2: USB HID v1.10 Mouse [PIXART USB OPTICAL MOUSE] on usb-xusbps-ehci.0-1.6/input0
  314. usb 1-1.7: new high-speed USB device number 5 using xusbps-ehci
  315. hub 1-1.7:1.0: USB hub found
  316. hub 1-1.7:1.0: 4 ports detected
  317. usb 1-1.7.4: new high-speed USB device number 6 using xusbps-ehci
  318. EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
  319. VFS: Mounted root (ext4 filesystem) on device 179:2.
  320. Freeing init memory: 152K
  321. uvcvideo: Found UVC 1.00 device USB2.0 Camera (1871:0d01)
  322. input: USB2.0 Camera as /devices/amba.0/e0002000.usb/xusbps-ehci.0/usb1/1-1/1-1.7/1-1.7.4/1-1.7.4:1.0/input/input3
  323. init: ureadahead main process (699) terminated with status 5
  324. ðspeech-dispatcher disabled; edit /etc/default/speech-dispatcher
  325.  
  326.  
  327. saned disabled; edit /etc/default/saned
  328. Last login: Thu Jan 1 00:00:31 UTC 1970 on tty1
  329. Welcome to Linaro 12.11 (GNU/Linux 3.6.0-02191-gf4fb5ff-dirty armv7l)
  330.  
  331. * Documentation: https://wiki.linaro.org/
  332.  
  333. 0 packages can be updated.
  334. 0 updates are security updates.
  335.  
  336. 0 packages can be updated.
  337. 0 updates are security updates.
  338.  
  339. root@linaro-ubuntu-desktop:~#
  340. ======================================================
  341. [ INFO: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected ]
  342. 3.6.0-02191-gf4fb5ff-dirty #19 Tainted: G W
  343. ------------------------------------------------------
  344. kworker/0:1/15 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire:
  345. (prepare_lock){+.+.+.}, at: [<c02986a8>] clk_round_rate+0x1c/0x40
  346.  
  347. and this task is already holding:
  348. (&(&lp->lock)->rlock){-.....}, at: [<c0206dac>] xemacps_adjust_link+0x1c/0x220
  349. which would create a new lock dependency:
  350. (&(&lp->lock)->rlock){-.....} -> (prepare_lock){+.+.+.}
  351.  
  352. but this new dependency connects a HARDIRQ-irq-safe lock:
  353. (&(&lp->lock)->rlock){-.....}
  354. ... which became HARDIRQ-irq-safe at:
  355. [<c005b658>] __lock_acquire+0x730/0x1b80
  356. [<c005cf08>] lock_acquire+0x60/0x74
  357. [<c03643c8>] _raw_spin_lock+0x40/0x50
  358. [<c02085d0>] xemacps_interrupt+0x20/0x320
  359. [<c0069504>] handle_irq_event_percpu+0x28/0x170
  360. [<c0069688>] handle_irq_event+0x3c/0x5c
  361. [<c006c0a8>] handle_fasteoi_irq+0xc8/0x114
  362. [<c0068f68>] generic_handle_irq+0x20/0x30
  363. [<c000e0bc>] handle_IRQ+0x78/0xb8
  364. [<c0008460>] gic_handle_irq+0x38/0x5c
  365. [<c000d3c4>] __irq_svc+0x44/0x78
  366. [<c005cf14>] lock_acquire+0x6c/0x74
  367. [<c03643c8>] _raw_spin_lock+0x40/0x50
  368. [<c02e6328>] sch_direct_xmit+0xb0/0x28c
  369. [<c02d2358>] dev_queue_xmit+0x654/0xa60
  370. [<c034a094>] packet_sendmsg_spkt+0x284/0x39c
  371. [<c02bba3c>] sock_sendmsg+0x80/0x9c
  372. [<c02bd458>] sys_sendto+0xb8/0xdc
  373. [<c000d800>] ret_fast_syscall+0x0/0x3c
  374.  
  375. to a HARDIRQ-irq-unsafe lock:
  376. (prepare_lock){+.+.+.}
  377. ... which became HARDIRQ-irq-unsafe at:
  378. ... [<c005b6dc>] __lock_acquire+0x7b4/0x1b80
  379. [<c005cf08>] lock_acquire+0x60/0x74
  380. [<c03624cc>] mutex_lock_nested+0x44/0x398
  381. [<c0298600>] clk_prepare+0x18/0x38
  382. [<c03533d0>] xgpiops_probe+0x1c8/0x36c
  383. [<c01c8440>] platform_drv_probe+0x14/0x18
  384. [<c01c7520>] driver_probe_device+0xb4/0x1ec
  385. [<c01c5e90>] bus_for_each_drv+0x48/0x80
  386. [<c01c7424>] device_attach+0x64/0x90
  387. [<c01c6aa8>] bus_probe_device+0x28/0x9c
  388. [<c01c5438>] device_add+0x3fc/0x598
  389. [<c02969ac>] of_platform_device_create_pdata+0x5c/0x7c
  390. [<c0296b8c>] of_platform_bus_create+0x1c0/0x248
  391. [<c0296bd0>] of_platform_bus_create+0x204/0x248
  392. [<c0296d1c>] of_platform_bus_probe+0x8c/0xb4
  393. [<c04d668c>] xilinx_init_machine+0x14/0x20
  394. [<c04d6a9c>] board_zc702_init+0x8/0x1c
  395. [<c04d2300>] customize_machine+0x1c/0x28
  396. [<c0008544>] do_one_initcall+0x90/0x164
  397. [<c04cf8e0>] kernel_init+0xf8/0x1b8
  398. [<c000e308>] kernel_thread_exit+0x0/0x8
  399.  
  400. other info that might help us debug this:
  401.  
  402. Possible interrupt unsafe locking scenario:
  403.  
  404. CPU0 CPU1
  405. ---- ----
  406. lock(prepare_lock);
  407. local_irq_disable();
  408. lock(&(&lp->lock)->rlock);
  409. lock(prepare_lock);
  410. <Interrupt>
  411. lock(&(&lp->lock)->rlock);
  412.  
  413. *** DEADLOCK ***
  414.  
  415. 4 locks held by kworker/0:1/15:
  416. #0: (events){.+.+.+}, at: [<c0039218>] process_one_work+0x214/0x428
  417. #1: ((&(&dev->state_queue)->work)){+.+...}, at: [<c0039218>] process_one_work+0x214/0x428
  418. #2: (&dev->lock){+.+...}, at: [<c020397c>] phy_state_machine+0x1c/0x488
  419. #3: (&(&lp->lock)->rlock){-.....}, at: [<c0206dac>] xemacps_adjust_link+0x1c/0x220
  420.  
  421. the dependencies between HARDIRQ-irq-safe lock and the holding lock:
  422. -> (&(&lp->lock)->rlock){-.....} ops: 52 {
  423. IN-HARDIRQ-W at:
  424. [<c005b658>] __lock_acquire+0x730/0x1b80
  425. [<c005cf08>] lock_acquire+0x60/0x74
  426. [<c03643c8>] _raw_spin_lock+0x40/0x50
  427. [<c02085d0>] xemacps_interrupt+0x20/0x320
  428. [<c0069504>] handle_irq_event_percpu+0x28/0x170
  429. [<c0069688>] handle_irq_event+0x3c/0x5c
  430. [<c006c0a8>] handle_fasteoi_irq+0xc8/0x114
  431. [<c0068f68>] generic_handle_irq+0x20/0x30
  432. [<c000e0bc>] handle_IRQ+0x78/0xb8
  433. [<c0008460>] gic_handle_irq+0x38/0x5c
  434. [<c000d3c4>] __irq_svc+0x44/0x78
  435. [<c005cf14>] lock_acquire+0x6c/0x74
  436. [<c03643c8>] _raw_spin_lock+0x40/0x50
  437. [<c02e6328>] sch_direct_xmit+0xb0/0x28c
  438. [<c02d2358>] dev_queue_xmit+0x654/0xa60
  439. [<c034a094>] packet_sendmsg_spkt+0x284/0x39c
  440. [<c02bba3c>] sock_sendmsg+0x80/0x9c
  441. [<c02bd458>] sys_sendto+0xb8/0xdc
  442. [<c000d800>] ret_fast_syscall+0x0/0x3c
  443. INITIAL USE at:
  444. [<c005b75c>] __lock_acquire+0x834/0x1b80
  445. [<c005cf08>] lock_acquire+0x60/0x74
  446. [<c0364528>] _raw_spin_lock_irq+0x50/0x60
  447. [<c0207d74>] xemacps_start_xmit+0x28/0x370
  448. [<c02d1bd4>] dev_hard_start_xmit+0x604/0x734
  449. [<c02e62f0>] sch_direct_xmit+0x78/0x28c
  450. [<c02d2358>] dev_queue_xmit+0x654/0xa60
  451. [<c034a094>] packet_sendmsg_spkt+0x284/0x39c
  452. [<c02bba3c>] sock_sendmsg+0x80/0x9c
  453. [<c02bd458>] sys_sendto+0xb8/0xdc
  454. [<c000d800>] ret_fast_syscall+0x0/0x3c
  455. }
  456. ... key at: [<c0a498bc>] __key.28233+0x0/0x8
  457. ... acquired at:
  458. [<c005a7ac>] check_irq_usage+0x4c/0xa0
  459. [<c005c21c>] __lock_acquire+0x12f4/0x1b80
  460. [<c005cf08>] lock_acquire+0x60/0x74
  461. [<c03624cc>] mutex_lock_nested+0x44/0x398
  462. [<c02986a8>] clk_round_rate+0x1c/0x40
  463. [<c0206e14>] xemacps_adjust_link+0x84/0x220
  464. [<c0203cd4>] phy_state_machine+0x374/0x488
  465. [<c003928c>] process_one_work+0x288/0x428
  466. [<c00398ac>] worker_thread+0x2d0/0x3ec
  467. [<c003d834>] kthread+0x80/0x8c
  468. [<c000e308>] kernel_thread_exit+0x0/0x8
  469.  
  470.  
  471. the dependencies between the lock to be acquired and HARDIRQ-irq-unsafe lock:
  472. -> (prepare_lock){+.+.+.} ops: 79 {
  473. HARDIRQ-ON-W at:
  474. [<c005b6dc>] __lock_acquire+0x7b4/0x1b80
  475. [<c005cf08>] lock_acquire+0x60/0x74
  476. [<c03624cc>] mutex_lock_nested+0x44/0x398
  477. [<c0298600>] clk_prepare+0x18/0x38
  478. [<c03533d0>] xgpiops_probe+0x1c8/0x36c
  479. [<c01c8440>] platform_drv_probe+0x14/0x18
  480. [<c01c7520>] driver_probe_device+0xb4/0x1ec
  481. [<c01c5e90>] bus_for_each_drv+0x48/0x80
  482. [<c01c7424>] device_attach+0x64/0x90
  483. [<c01c6aa8>] bus_probe_device+0x28/0x9c
  484. [<c01c5438>] device_add+0x3fc/0x598
  485. [<c02969ac>] of_platform_device_create_pdata+0x5c/0x7c
  486. [<c0296b8c>] of_platform_bus_create+0x1c0/0x248
  487. [<c0296bd0>] of_platform_bus_create+0x204/0x248
  488. [<c0296d1c>] of_platform_bus_probe+0x8c/0xb4
  489. [<c04d668c>] xilinx_init_machine+0x14/0x20
  490. [<c04d6a9c>] board_zc702_init+0x8/0x1c
  491. [<c04d2300>] customize_machine+0x1c/0x28
  492. [<c0008544>] do_one_initcall+0x90/0x164
  493. [<c04cf8e0>] kernel_init+0xf8/0x1b8
  494. [<c000e308>] kernel_thread_exit+0x0/0x8
  495. SOFTIRQ-ON-W at:
  496. [<c005b700>] __lock_acquire+0x7d8/0x1b80
  497. [<c005cf08>] lock_acquire+0x60/0x74
  498. [<c03624cc>] mutex_lock_nested+0x44/0x398
  499. [<c0298600>] clk_prepare+0x18/0x38
  500. [<c03533d0>] xgpiops_probe+0x1c8/0x36c
  501. [<c01c8440>] platform_drv_probe+0x14/0x18
  502. [<c01c7520>] driver_probe_device+0xb4/0x1ec
  503. [<c01c5e90>] bus_for_each_drv+0x48/0x80
  504. [<c01c7424>] device_attach+0x64/0x90
  505. [<c01c6aa8>] bus_probe_device+0x28/0x9c
  506. [<c01c5438>] device_add+0x3fc/0x598
  507. [<c02969ac>] of_platform_device_create_pdata+0x5c/0x7c
  508. [<c0296b8c>] of_platform_bus_create+0x1c0/0x248
  509. [<c0296bd0>] of_platform_bus_create+0x204/0x248
  510. [<c0296d1c>] of_platform_bus_probe+0x8c/0xb4
  511. [<c04d668c>] xilinx_init_machine+0x14/0x20
  512. [<c04d6a9c>] board_zc702_init+0x8/0x1c
  513. [<c04d2300>] customize_machine+0x1c/0x28
  514. [<c0008544>] do_one_initcall+0x90/0x164
  515. [<c04cf8e0>] kernel_init+0xf8/0x1b8
  516. [<c000e308>] kernel_thread_exit+0x0/0x8
  517. RECLAIM_FS-ON-W at:
  518. [<c005d73c>] mark_held_locks+0xcc/0x100
  519. [<c005de74>] lockdep_trace_alloc+0xbc/0xec
  520. [<c00a9804>] kmem_cache_alloc+0x1c/0x114
  521. [<c0297d00>] clk_notifier_register+0x74/0xe4
  522. [<c03540fc>] xuartps_probe+0x330/0x38c
  523. [<c01c8440>] platform_drv_probe+0x14/0x18
  524. [<c01c7520>] driver_probe_device+0xb4/0x1ec
  525. [<c01c76c0>] __driver_attach+0x68/0x8c
  526. [<c01c5f10>] bus_for_each_dev+0x48/0x74
  527. [<c01c6c94>] bus_add_driver+0x98/0x220
  528. [<c01c7b38>] driver_register+0x9c/0x13c
  529. [<c04e0edc>] xuartps_init+0x1c/0x3c
  530. [<c0008544>] do_one_initcall+0x90/0x164
  531. [<c04cf8e0>] kernel_init+0xf8/0x1b8
  532. [<c000e308>] kernel_thread_exit+0x0/0x8
  533. INITIAL USE at:
  534. [<c005b75c>] __lock_acquire+0x834/0x1b80
  535. [<c005cf08>] lock_acquire+0x60/0x74
  536. [<c03624cc>] mutex_lock_nested+0x44/0x398
  537. [<c0298958>] __clk_init+0x1c/0x350
  538. [<c0298db0>] clk_register+0x124/0x188
  539. [<c0298f88>] clk_register_fixed_rate+0x94/0xc4
  540. [<c04e4b40>] zynq_clock_init+0x64/0x9c4
  541. [<c04d1e94>] init_IRQ+0x14/0x1c
  542. [<c04cf68c>] start_kernel+0x1a4/0x300
  543. [<00008044>] 0x8044
  544. }
  545. ... key at: [<c053ea28>] prepare_lock+0x38/0x48
  546. ... acquired at:
  547. [<c005a7ac>] check_irq_usage+0x4c/0xa0
  548. [<c005c21c>] __lock_acquire+0x12f4/0x1b80
  549. [<c005cf08>] lock_acquire+0x60/0x74
  550. [<c03624cc>] mutex_lock_nested+0x44/0x398
  551. [<c02986a8>] clk_round_rate+0x1c/0x40
  552. [<c0206e14>] xemacps_adjust_link+0x84/0x220
  553. [<c0203cd4>] phy_state_machine+0x374/0x488
  554. [<c003928c>] process_one_work+0x288/0x428
  555. [<c00398ac>] worker_thread+0x2d0/0x3ec
  556. [<c003d834>] kthread+0x80/0x8c
  557. [<c000e308>] kernel_thread_exit+0x0/0x8
  558.  
  559.  
  560. stack backtrace:
  561. [<c001334c>] (unwind_backtrace+0x0/0xe0) from [<c005a6e4>] (check_usage+0x500/0x57c)
  562. [<c005a6e4>] (check_usage+0x500/0x57c) from [<c005a7ac>] (check_irq_usage+0x4c/0xa0)
  563. [<c005a7ac>] (check_irq_usage+0x4c/0xa0) from [<c005c21c>] (__lock_acquire+0x12f4/0x1b80)
  564. [<c005c21c>] (__lock_acquire+0x12f4/0x1b80) from [<c005cf08>] (lock_acquire+0x60/0x74)
  565. [<c005cf08>] (lock_acquire+0x60/0x74) from [<c03624cc>] (mutex_lock_nested+0x44/0x398)
  566. [<c03624cc>] (mutex_lock_nested+0x44/0x398) from [<c02986a8>] (clk_round_rate+0x1c/0x40)
  567. [<c02986a8>] (clk_round_rate+0x1c/0x40) from [<c0206e14>] (xemacps_adjust_link+0x84/0x220)
  568. [<c0206e14>] (xemacps_adjust_link+0x84/0x220) from [<c0203cd4>] (phy_state_machine+0x374/0x488)
  569. [<c0203cd4>] (phy_state_machine+0x374/0x488) from [<c003928c>] (process_one_work+0x288/0x428)
  570. [<c003928c>] (process_one_work+0x288/0x428) from [<c00398ac>] (worker_thread+0x2d0/0x3ec)
  571. [<c00398ac>] (worker_thread+0x2d0/0x3ec) from [<c003d834>] (kthread+0x80/0x8c)
  572. [<c003d834>] (kthread+0x80/0x8c) from [<c000e308>] (kernel_thread_exit+0x0/0x8)
  573. xemacps e000b000.eth: Set clk to 124999998 Hz
  574. xemacps e000b000.eth: link up (1000/FULL)
  575. init: bluetooth main process (1778) terminated with status 1
  576. init: bluetooth main process ended, respawning
  577. raw_edid: dbea7b80 7
  578. Using YCbCr output
  579. init: bluetooth main process (1812) terminated with status 1
  580. init: bluetooth main process ended, respawning
  581. init: bluetooth main process (1851) terminated with status 1
  582. init: bluetooth main process ended, respawning
  583. init: bluetooth main process (1881) terminated with status 1
  584. init: bluetooth main process ended, respawning
  585. init: bluetooth main process (1906) terminated with status 1
  586. init: bluetooth main process ended, respawning
  587. init: bluetooth main process (1930) terminated with status 1
  588. init: bluetooth main process ended, respawning
  589. init: bluetooth main process (1954) terminated with status 1
  590. init: bluetooth main process ended, respawning
  591. init: bluetooth main process (1977) terminated with status 1
  592. init: bluetooth main process ended, respawning
  593. init: bluetooth main process (2000) terminated with status 1
  594. init: bluetooth main process ended, respawning
  595. init: bluetooth main process (2023) terminated with status 1
  596. init: bluetooth main process ended, respawning
  597. init: bluetooth main process (2046) terminated with status 1
  598. init: bluetooth main process ended, respawning
  599. init: bluetooth main process (2078) terminated with status 1
  600. init: bluetooth main process ended, respawning
  601. init: bluetooth main process (2111) terminated with status 1
  602. init: bluetooth main process ended, respawning
  603. init: bluetooth main process (2146) terminated with status 1
  604. init: bluetooth main process ended, respawning
  605. init: bluetooth main process (2179) terminated with status 1
  606. init: bluetooth main process ended, respawning
  607. init: bluetooth main process (2209) terminated with status 1
  608. init: bluetooth main process ended, respawning
  609. init: bluetooth main process (2233) terminated with status 1
  610. init: bluetooth main process ended, respawning
  611. init: bluetooth main process (2256) terminated with status 1
  612. init: bluetooth respawning too fast, stopped
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