[meta-freescale] Wandboard Quad experience (good!)

[Chris Tapp]

Hi John,


On 10 Jul 2013, at 03:57, John Weber wrote:

> Hi Chris,
> 
> First off - thanks for trying out the kernel.  Let me know if you see anything that needs to be fixed.  Patches are welcome, of course.

May have one for you:

[  997.270164] Unable to handle kernel NULL pointer dereference at virtual address 0000003b
[  997.278271] pgd = e44f8000
[  997.281635] [0000003b] *pgd=34476831, *pte=00000000, *ppte=00000000
[  997.288109] Internal error: Oops: 817 [#1] PREEMPT SMP
[  997.293254] Modules linked in: hid_apple brcmfmac brcmutil ov5640_camera_mipi camera_sensor_clock
[  997.302227] CPU: 1    Not tainted  (3.0.35-wandboard+yocto+g0a103c1 #1)
[  997.308863] PC is at gckCOMMAND_Commit+0x280/0x924
[  997.313664] LR is at gckCOMMAND_Commit+0x1dc/0x924
[  997.318465] pc : [<c0302e68>]    lr : [<c0302dc4>]    psr: 800f0013
[  997.318472] sp : e461fbd8  ip : ffdf6000  fp : e461fd5c
[  997.329967] r10: 00000008  r9 : 00001a68  r8 : ffffffff
[  997.335198] r7 : 00000001  r6 : e461fc38  r5 : 00000000  r4 : e9ea0f00
[  997.341733] r3 : e9bd10c0  r2 : 00000038  r1 : 00000000  r0 : ffffffff
[  997.348270] Flags: Nzcv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
[  997.355414] Control: 10c53c7d  Table: 344f804a  DAC: 00000015
[  997.361168] Process wallboard (pid: 1457, stack limit = 0xe461e2f8)
[  997.367442] Stack: (0xe461fbd8 to 0xe4620000)
[  997.371807] fbc0:                                                       00000000 00000000
[  997.379998] fbe0: 000000e8 00001000 ffdf6000 147ee000 000837b0 40ef53b0 00000038 00001a68
[  997.388191] fc00: 00000000 e9dd8e20 e9f9a000 4254c1e8 e461fc2c 00000001 11c9e1e8 00000008
[  997.396381] fc20: 00000020 00000008 00000010 c00638f4 e461fc7c 00000000 42444d43 00000000
[  997.404571] fc40: 00000000 00000000 00000001 00000000 00000000 0000004b 4252e000 00000000
[  997.412759] fc60: 00020000 0001e1e8 0001fc48 000003a8 4254dc38 00000000 0001fc38 00000000
[  997.420945] fc80: 00000000 c01dd274 00000102 e461e000 c0585ca0 c0033b58 00000000 00000001
[  997.429131] fca0: 00000102 e461e000 e461e000 c0585ca0 e461fcd4 e461fcc0 c0070730 c00638f4
[  997.437317] fcc0: 0001248d e461e018 e461fcfc e461fcd8 c00351a4 c00706a4 a00f0013 ffffffff
[  997.445503] fce0: f2a00100 0000001d 00000001 00000000 e461fd5c e461fd00 c003a64c c0035148
[  997.453689] fd00: 00000000 00000000 00000000 e9e76000 00000000 e9f18de0 e9ea0f00 00000000
[  997.461877] fd20: 00000001 e461e000 be8231a0 e461fd5c 00000001 e461fe20 e9f18de0 e9ea0f00
[  997.470063] fd40: 00000000 00000001 e461e000 be8231a0 e461fdfc e461fd60 c03017d8 c0302bf4
[  997.478248] fd60: 410e4f60 000005b1 c0427580 fffffff5 00000040 00000003 00000200 00000000
[  997.486434] fd80: 00000000 00000000 00000000 000005b1 e461fddc e461fda0 e9ea2400 c03a0710
[  997.494620] fda0: 00000040 00000000 e461fdb4 00000000 e9bab160 00000010 c03536cc 00000000
[  997.502806] fdc0: 00000000 00000000 e60397a0 00000406 e461fecc e461e000 e9cb9a00 e42f3d20
[  997.510992] fde0: 00007530 e461e000 e461e000 be8231a0 e461feec e461fe00 c02fb908 c030100c
[  997.519177] fe00: be8231f0 00000000 000000a8 00000000 be8231f0 00000000 000000a8 00000000
[  997.527363] fe20: 00000013 00000001 be82321c be823220 be823224 4401e7d0 4400a9e0 4400da04
[  997.535548] fe40: 00000041 00000000 40ef53b0 00000000 000837b0 00000000 410e4f60 00000000
[  997.543734] fe60: 00000000 00085088 41102158 00000000 42bedcdc 41102158 41102158 41102158
[  997.551920] fe80: 00000002 00000000 00000000 42b40014 42bedcdc 42bedce8 41102158 42b40e10
[  997.560106] fea0: 42bedce8 00000001 41102158 42bedce8 00000000 42b449d4 00000000 4480b100
[  997.568292] fec0: 00000000 00000000 e98f3120 e98f3120 00007530 00000003 e9c84328 e461e000
[  997.576478] fee0: e461fefc e461fef0 c00f144c c02fb75c e461ff7c e461ff00 c00f1e78 c00f1430
[  997.584663] ff00: e4391460 00000000 00000000 00000000 c00a87e0 e98f3808 00000008 00000001
[  997.592849] ff20: e60008b8 00000000 e461e000 00000000 e461ff6c e461ff40 c00e2fb4 c0111ba0
[  997.601035] ff40: 00000000 00000008 00000001 e98f3120 e461ff7c be8231a0 e98f3120 00007530
[  997.609221] ff60: 00000003 c003ad84 e461e000 00000000 e461ffa4 e461ff80 c00f1fa8 c00f1a70
[  997.617407] ff80: e461ffa4 00000001 42bedc38 00007530 00002710 00000036 00000000 e461ffa8
[  997.625593] ffa0: c003ac00 c00f1f78 42bedc38 00007530 00000003 00007530 be8231a0 00075028
[  997.633779] ffc0: 42bedc38 00007530 00002710 00000036 000000a8 00000000 be8231f0 410e4f60
[  997.641965] ffe0: 42bea100 be823194 42bd2684 43ba962c 200f0010 00000003 00000000 00000000
[  997.650145] Backtrace: 
[  997.652619] [<c0302be8>] (gckCOMMAND_Commit+0x0/0x924) from [<c03017d8>] (gckKERNEL_Dispatch+0x7d8/0x14c0)
[  997.662292] [<c0301000>] (gckKERNEL_Dispatch+0x0/0x14c0) from [<c02fb908>] (drv_ioctl+0x1b8/0x264)
[  997.671269] [<c02fb750>] (drv_ioctl+0x0/0x264) from [<c00f144c>] (vfs_ioctl+0x28/0x44)
[  997.679189]  r9:e461e000 r8:e9c84328 r7:00000003 r6:00007530 r5:e98f3120
[  997.685776] r4:e98f3120
[  997.688431] [<c00f1424>] (vfs_ioctl+0x0/0x44) from [<c00f1e78>] (do_vfs_ioctl+0x414/0x508)
[  997.696708] [<c00f1a64>] (do_vfs_ioctl+0x0/0x508) from [<c00f1fa8>] (sys_ioctl+0x3c/0x68)
[  997.704900] [<c00f1f6c>] (sys_ioctl+0x0/0x68) from [<c003ac00>] (ret_fast_syscall+0x0/0x30)
[  997.713254]  r7:00000036 r6:00002710 r5:00007530 r4:42bedc38
[  997.718977] Code: e1530008 0a00005e e3a07001 e1a00008 (e588703c) 
[  997.726672] ---[ end trace c96b5c701dda9d58 ]---

Does that mean anything? I think this may be related to the gstreamer problems I've been having, but...

Chris Tapp

opensource at keylevel.com
www.keylevel.com