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SubjectRe: 2.6.11-rc5
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> > It seem to detect the flat panel incorrectly, or the EDID data is bogus,
> > maybe that's wrecking something in the new modelist management in
> > fbdev ? It might be causing us to use a bogus mode that itself casues
> > atyfb to crash. Tried forcing a mode ?
>
> cfb_imageblit(320) dst1 fa51a800 base e0b80000 bitstart 1999a800
> fast_imageblit(237) s daea4000 dst1 fa51a800
> fast_imageblit(269) j 1 fa51a800 0
> Unable to handle kernel paging request at virtual address fa51a800
>
> is bitstart incorrect or is the thing just not (yet) mapped?

It should be all mapped, i suspect the mode set is totally bogus. To
check it, can you enable radeonfb verbose debug ?


> radeonfb: Found Intel x86 BIOS ROM Image
> radeonfb: Retreived PLL infos from BIOS
> radeonfb: Reference=27.00 MHz (RefDiv=60) Memory=133.00 Mhz, System=133.00 MHz
> radeonfb: PLL min 12000 max 35000
> radeonfb: Monitor 1 type DFP found
> radeonfb: EDID probed
> radeonfb: Monitor 2 type no found
> radeonfb: Assuming panel size 8x1
> radeonfb: Can't find mode for panel size, going back to CRT
> cfb_imageblit(320) dst1 fa51a800 base e0b80000 bitstart 1999a800
> fast_imageblit(237) s daea4000 dst1 fa51a800
> fast_imageblit(269) j 1 fa51a800 0
> Unable to handle kernel paging request at virtual address fa51a800
> printing eip:
> c020f17e
> *pde = 00000000
> Oops: 0002 [#1]
> Modules linked in: ohci1394 ieee1394 radeonfb i2c_algo_bit i2c_core ehci_hcd uhci_hcd capability usbcore
> CPU: 0
> EIP: 0060:[<c020f17e>] Tainted: G U VLI
> EFLAGS: 00010282 (2.6.11-rc5-20050225-default)
> EIP is at cfb_imageblit+0x57e/0x67c
> eax: 00000000 ebx: 00000001 ecx: 00000000 edx: fa51a800
> esi: fa51a804 edi: daea4000 ebp: 00000004 esp: dcae9c14
> ds: 007b es: 007b ss: 0068
> Process modprobe (pid: 2080, threadinfo=dcae8000 task=dc4a7550)
> Stack: c01110ac 00000001 c0321d60 dcae9c20 dcae9c20 c01303a2 00000001 c03c87a8
> 0000000a dae23ca8 c011c783 00000046 00000000 dc202000 00000046 dcae9c64
> c010513d 0000384d dc202290 00000007 c032db20 daea4000 00000000 0000000f
> Call Trace:
> [<c01110ac>] smp_local_timer_interrupt+0xc/0x50
> [<c01303a2>] handle_IRQ_event+0x32/0x70
> [<c011c783>] __do_softirq+0x43/0xa0
> [<c010513d>] do_IRQ+0x3d/0x60
> [<c020d790>] soft_cursor+0x190/0x200
> [<c02043cc>] bit_cursor+0x48c/0x4f0
> [<e0b26c01>] radeonfb_prim_fillrect+0xf1/0x120 [radeonfb]
> [<c012043f>] msleep+0x2f/0x40
> [<c01fff28>] fbcon_cursor+0x1a8/0x280
> [<c023ad08>] hide_cursor+0x18/0x30
> [<c023b014>] redraw_screen+0x174/0x200
> [<c01fed4a>] fbcon_prepare_logo+0x39a/0x3a0
> [<c01ff8a0>] fbcon_init+0x2b0/0x370
> [<c023b1a9>] visual_init+0xe9/0x170
>
--
Benjamin Herrenschmidt <benh@kernel.crashing.org>

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