Hi,
2008/5/13 Robert Trebula <[EMAIL PROTECTED]>:
> Hi everyone,
>
> I've tested the m5602-ov9650-2 branch again on my asus pw201 lcd display
> with an integrated cam.
>
> It detects the cam, it works in livecam, xawtv, cheese.
>
> But, after starting and closing the applications 3 or 4 times, it crashes
> the machine (with a kernel oops I assume).
>
> I haven't been able to capture the actual oops message, I can only include
> some messages about Bad memory state which occur just a moment before the
> kernel goes bananas and the machine reboots itself.
I've seen it occasionally but it haven't triggered a reboot for me.
>
> Have some of you done some stress testing of the driver?
>
> Are some of you using amd64 (or anything else than 32bit i386)?
>
I'm on amd64.
Regards,
erik
>
> Thanks,
> Robert
>
> May 10 12:22:29 harry kernel: Bad page state in process 'cheese'
> May 10 12:22:29 harry kernel: page:ffff8100013e6980
> flags:0x4000000000000000 mapping:0000000000000000 mapcount:0 count:-3
> May 10 12:22:29 harry kernel: Trying to fix it up, but a reboot is needed
> May 10 12:22:29 harry kernel: Backtrace:
> May 10 12:22:29 harry kernel: Pid: 3351, comm: cheese Tainted: P
> 2.6.24-5 #1
> May 10 12:22:29 harry kernel:
> May 10 12:22:29 harry kernel: Call Trace:
> May 10 12:22:29 harry kernel: [<ffffffff8026eb4f>] bad_page+0x5f/0xa0
> May 10 12:22:29 harry kernel: [<ffffffff8026fc4b>]
> get_page_from_freelist+0x47b/0x4f0
> May 10 12:22:29 harry kernel: [<ffffffff8026fd81>]
> __alloc_pages+0x91/0x3a0
> May 10 12:22:29 harry kernel: [<ffffffff8027015b>]
> get_zeroed_page+0x2b/0x90
> May 10 12:22:29 harry kernel: [<ffffffff8027a318>] __pte_alloc+0x28/0xe0
> May 10 12:22:29 harry kernel: [<ffffffff8027aadc>]
> handle_mm_fault+0x70c/0x7e0
> May 10 12:22:29 harry kernel: [<ffffffff8027edd6>] vma_link+0xe6/0x140
> May 10 12:22:29 harry kernel: [<ffffffff80226866>]
> do_page_fault+0x176/0x790
> May 10 12:22:29 harry kernel: [<ffffffff8027ffc8>]
> do_mmap_pgoff+0x3a8/0x3d0
> May 10 12:22:29 harry kernel: [<ffffffff8032f2e2>] __up_write+0x22/0x130
> May 10 12:22:29 harry kernel: [<ffffffff80508239>] error_exit+0x0/0x51
> May 10 12:22:29 harry kernel:
> May 10 12:22:29 harry kernel: Bad page state in process 'syslogd'
> May 10 12:22:29 harry kernel: page:ffff8100013e6b40
> flags:0x4000000000000000 mapping:0000000000000000 mapcount:0 count:-3
> May 10 12:22:29 harry kernel: Trying to fix it up, but a reboot is needed
> May 10 12:22:29 harry kernel: Backtrace:
> May 10 12:22:29 harry kernel: Pid: 1955, comm: syslogd Tainted: P B
> 2.6.24-5 #1
> May 10 12:22:29 harry kernel:
> May 10 12:22:29 harry kernel: Call Trace:
> May 10 12:22:29 harry kernel: [<ffffffff8026eb4f>] bad_page+0x5f/0xa0
> May 10 12:22:29 harry kernel: [<ffffffff8026fc4b>]
> get_page_from_freelist+0x47b/0x4f0
> May 10 12:22:29 harry kernel: [<ffffffff8026fd81>]
> __alloc_pages+0x91/0x3a0
> May 10 12:22:29 harry kernel: [<ffffffff8027015b>]
> get_zeroed_page+0x2b/0x90
> May 10 12:22:29 harry kernel: [<ffffffff802785d2>] __pmd_alloc+0x22/0x90
> May 10 12:22:29 harry kernel: [<ffffffff8027bd0e>]
> copy_page_range+0x64e/0x680
> May 10 12:22:29 harry kernel: [<ffffffff80507411>]
> __down_write_nested+0xa1/0xc0
> May 10 12:22:29 harry kernel: [<ffffffff8023802a>]
> copy_process+0x9aa/0x13d0
> May 10 12:22:29 harry kernel: [<ffffffff8020c4be>] system_call+0x7e/0x83
> May 10 12:22:29 harry kernel: [<ffffffff80238b48>] do_fork+0x48/0x2a0
> May 10 12:22:29 harry kernel: [<ffffffff8020c7d7>]
> ptregscall_common+0x67/0xb0
> May 10 12:22:29 harry kernel:
> May 10 12:22:42 harry kernel:
> /home/robo/tmp/m560x-driver/m560x/branches/m5602-ov9650-2/m5602_v4l2.c:
> BisonCam on /dev/video0 opened
> May 10 12:22:42 harry kernel:
> /home/robo/tmp/m560x-driver/m560x/branches/m5602-ov9650-2/m5602_v4l2.c:
> BisonCam /dev/video0 closed
> May 10 12:22:42 harry kernel:
> /home/robo/tmp/m560x-driver/m560x/branches/m5602-ov9650-2/m5602_v4l2.c:
> BisonCam on /dev/video0 opened
> May 10 12:22:42 harry kernel:
> /home/robo/tmp/m560x-driver/m560x/branches/m5602-ov9650-2/m5602_v4l2.c:
> BisonCam /dev/video0 closed
> May 10 12:22:42 harry kernel:
> /home/robo/tmp/m560x-driver/m560x/branches/m5602-ov9650-2/m5602_v4l2.c:
> BisonCam on /dev/video0 opened
> May 10 12:22:42 harry kernel:
> /home/robo/tmp/m560x-driver/m560x/branches/m5602-ov9650-2/m5602_v4l2.c:
> BisonCam /dev/video0 closed
> May 10 12:22:42 harry kernel: Bad page state in process 'Xorg'
>
>
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