Re: [GIT PATCHES for 2.6.28] V4L/DVB fixes

From: Mauro Carvalho Chehab
Date: Fri Dec 26 2008 - 08:09:26 EST


Luca,

Could you please verify this issue?

Ingo,
What .config you used to get this error?

Cheers,
Mauro.

On Thu, 25 Dec 2008 11:30:50 +0100
Ingo Molnar <mingo@xxxxxxx> wrote:

> i also needed the patch below.
>
> Ingo
> --------------->
> From 62595544017bd8865adba84f7dd0796b5acc9794 Mon Sep 17 00:00:00 2001
> From: Ingo Molnar <mingo@xxxxxxx>
> Date: Thu, 25 Dec 2008 11:27:22 +0100
> Subject: [PATCH] dvb/usb: work around this crash for now:
>
> [ 8.585448] calling opera1_module_init+0x0/0x40
> [ 8.592370] usbcore: registered new interface driver opera1
> [ 8.597879] initcall opera1_module_init+0x0/0x40 returned 0 after 5 msecs
> [ 8.602341] calling af9005_usb_module_init+0x0/0xb0
> [ 8.609143] usbcore: registered new interface driver dvb_usb_af9005
> [ 8.613625] BUG: unable to handle kernel paging request at ff100000
> [ 8.619858] IP: [<c0c21b02>] af9005_usb_module_init+0x92/0xb0
> [ 8.619858] *pdpt = 0000000000c6b001 *pde = 0000000000000000
> [ 8.623858] Oops: 0000 [#1] SMP
> [ 8.623858]
> [ 8.623858] Pid: 1, comm: swapper Not tainted (2.6.26-rc6-tip-00382-g5bf10cd-dirty #8770)
> [ 8.623858] EIP: 0060:[<c0c21b02>] EFLAGS: 00010286 CPU: 1
> [ 8.623858] EIP is at af9005_usb_module_init+0x92/0xb0
> [ 8.623858] EAX: ff100000 EBX: 00000000 ECX: 00000000 EDX: f6c55ee8
> [ 8.623858] ESI: 00000000 EDI: 00000000 EBP: f6c55f60 ESP: f6c55f54
> [ 8.623858] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
> [ 8.623858] Process swapper (pid: 1, ti=f6c54000 task=f6c538a0 task.ti=f6c54000)
> [ 8.623858] Stack: 00000005 00000000 00000005 f6c55fe0 c0bef7f4 c0a2e531 00000000 00000005
> [ 8.623858] 00000000 f6c54000 00d25d95 00000002 c0c50d8c c0c21a70 00000000 6f727200
> [ 8.623858] 6f632072 2d206564 00203232 f6c53490 f6c55fac c0125568 f6c57fc0 c0103c66
> [ 8.623858] Call Trace:
> [ 8.623858] [<c0bef7f4>] ? kernel_init+0x1a4/0x2b0
> [ 8.623858] [<c0c21a70>] ? af9005_usb_module_init+0x0/0xb0
> [ 8.623858] [<c0125568>] ? schedule_tail+0x18/0x50
> [ 8.623858] [<c0103c66>] ? ret_from_fork+0x6/0x20
> [ 8.623858] [<c0bef650>] ? kernel_init+0x0/0x2b0
> [ 8.623858] [<c0bef650>] ? kernel_init+0x0/0x2b0
> [ 8.623858] [<c0104fa7>] ? kernel_thread_helper+0x7/0x10
> [ 8.623858] =======================
> [ 8.623858] Code: c3 89 44 24 04 c7 04 24 60 72 ae c0 e8 28 8e 50 ff 89 d8 83 c4 08 5b 5d c3 b8 00 00 10 ff 85 c0 74 c1 b8 00 00 10 ff 85 c0 74 b8 <a1> 00 00 10 ff c7 05 b4 96 b9 c0 00 00 10 ff a3 b8 96 b9 c0 eb
> [ 8.635859] EIP: [<c0c21b02>] af9005_usb_module_init+0x92/0xb0 SS:ESP 0068:f6c55f54
> [ 8.635859] Kernel panic - not syncing: Fatal exception
> [ 8.635859] Pid: 1, comm: swapper Tainted: G D 2.6.26-rc6-tip-00382-g5bf10cd-dirty #8770
> [ 8.635859] [<c0129cfb>] panic+0x4b/0x110
> [ 8.635859] [<c01059b5>] die+0x115/0x180
> [ 8.635859] [<c0118cfc>] do_page_fault+0x2ac/0x880
> [ 8.635859] [<c01d5abb>] ? sysfs_addrm_finish+0x1b/0x1c0
> [ 8.635859] [<c0118a50>] ? do_page_fault+0x0/0x880
> [ 8.635859] [<c08d1212>] error_code+0x72/0x80
> [ 8.635859] [<c0c21b02>] ? af9005_usb_module_init+0x92/0xb0
> [ 8.635859] [<c0bef7f4>] kernel_init+0x1a4/0x2b0
> [ 8.635859] [<c0c21a70>] ? af9005_usb_module_init+0x0/0xb0
> [ 8.635859] [<c0125568>] ? schedule_tail+0x18/0x50
> [ 8.635859] [<c0103c66>] ? ret_from_fork+0x6/0x20
>
> Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
> ---
> drivers/media/dvb/dvb-usb/Kconfig | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
> index 1d1b3c2..448d42b 100644
> --- a/drivers/media/dvb/dvb-usb/Kconfig
> +++ b/drivers/media/dvb/dvb-usb/Kconfig
> @@ -236,6 +236,7 @@ config DVB_USB_OPERA1
> config DVB_USB_AF9005
> tristate "Afatech AF9005 DVB-T USB1.1 support"
> depends on DVB_USB && EXPERIMENTAL
> + depends on BROKEN
> select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
> select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMIZE
> help




Cheers,
Mauro
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/