Re: Re: Fwd: [Bug 164337] New: radeonfb oopses

[Jon Smirl <jonsmirl@gmail.com>]

I would suspect: [Linux-fbdev-devel] [patch 158/160] fbdev: update
info->cmap when setting cmap from user-/kernelspace.

The stack trace does not show the sysfs cmap attibute in use.

On 7/28/05, Dave Jones <davej@redhat.com> wrote:
> On Thu, Jul 28, 2005 at 09:18:54AM +0100, Ben Herrenschmidt wrote:
>  > On Wed, 2005-07-27 at 15:34 -0400, Dave Jones wrote:
>  > > This was on a git snapshot from a day or two ago.
>  >
>  > I'll have a look when I'm done travelling ... maybe this week-end or
>  > monday. Can you CC the linux-fbdev list in the meantime ? I wonder if
>  > it's related to some cmap handling changes I've seen floating around...
>  >
>  > Thanks,
>  > Ben.
> 
> BenH asked me to forward this here.
> 
> https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=164337
> 
> git snapshot from a few days ago yields this oops..
> 
> radeonfb: Retreived PLL infos from BIOS
> radeonfb: Reference=27.00 MHz (RefDiv=12) Memory=252.00 Mhz, System=200.00 MHz
> radeonfb: PLL min 20000 max 35000
> Non-DDC laptop panel detected
> radeonfb: Monitor 1 type LCD found
> radeonfb: Monitor 2 type no found
> radeonfb: panel ID string: SXGA+ Single (85MHz)
> radeonfb: detected LVDS panel size from BIOS: 1400x1050
> radeondb: BIOS provided dividers will be used
> radeonfb: Dynamic Clock Power Management enabled
> radeonfb: forcefully enabling sleep mode
> Unable to handle kernel paging request at virtual address fffffff6
>  printing eip:
> c02311f1
> *pde = 00002067
> Oops: 0000 [#1]
> Modules linked in: radeonfb i2c_algo_bit nfs lockd nfs_acl tun arc4
> ieee80211_crypt_wep radeon drm loop parport_pc lp parport ipv6 autofs4 sunrpc
> ipt_REJECT ipt_state ip_conntrack iptable_filter ip_tables dm_mod video button
> battery ac pcmcia yenta_socket rsrc_nonstatic pcmcia_core uhci_hcd ehci_hcd
> shpchp hw_random i8xx_tco i2c_i801 i2c_core snd_intel8x0m snd_intel8x0
> snd_ac97_codec snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq
> snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore
> snd_page_alloc e1000 ipw2200 ieee80211 ieee80211_crypt ext3 jbd
> CPU:    0
> EIP:    0060:[<c02311f1>]    Not tainted VLI
> EFLAGS: 00010246   (2.6.12-1.1435_FC5)
> EIP is at fb_set_logocmap+0x79/0xee
> eax: 00000020   ebx: fffffff6   ecx: 00000000   edx: 00000010
> esi: 00000000   edi: 00000010   ebp: 00000000   esp: ef26bc2c
> ds: 007b   es: 007b   ss: 0068
> Process modprobe (pid: 25357, threadinfo=ef26b000 task=f1b0b000)
> Stack: c045f154 eb944000 00000008 00000282 00000002 00000004 d67c2208 eb944000
>        00000007 00000000 00000000 f90d8000 00000010 00000001 c015cca3 d67c21f4
>        de3bcb10 00ffffff 00ffff00 00000000 00000010 c04a4c60 c04a4c40 f8c03a85
> Call Trace:
>  [<c015cca3>] poison_obj+0x20/0x3d
>  [<f8c03a85>] radeonfb_setcmap+0xc7/0x4b9 [radeonfb]
>  [<c023180d>] fb_show_logo+0x1af/0x1f5
>  [<c02306ce>] bit_clear_margins+0xa2/0xdb
>  [<c022eaa5>] fbcon_switch+0x474/0x4c4
>  [<c026f110>] redraw_screen+0xab/0x1ba
>  [<c026e8df>] update_attr+0x8c/0x9d
>  [<c02720eb>] take_over_console+0x26f/0x35a
>  [<c015eac7>] cache_alloc_refill+0xc8/0x389
>  [<c01d5113>] sysfs_make_dirent+0x13/0x81
>  [<c015cca3>] poison_obj+0x20/0x3d
>  [<c022b4db>] fbcon_takeover+0x69/0xa0
>  [<c0135799>] notifier_call_chain+0x17/0x27
>  [<c0232553>] register_framebuffer+0xd3/0x181
>  [<c012df54>] process_timeout+0x0/0x5
>  [<c012e334>] msleep+0x30/0x38
>  [<f8c0c9d4>] radeon_pm_enable_dynamic_mode+0x1ce6/0x28c9 [radeonfb]
>  [<c01227a5>] printk+0x1b/0x1f
>  [<f8c07f6b>] radeonfb_pci_register+0x2e7/0x54b [radeonfb]
>  [<c0216af0>] kobject_hotplug+0x2a4/0x39e
>  [<c0223494>] __pci_device_probe+0x30/0x3d
>  [<c02234bf>] pci_device_probe+0x1e/0x35
>  [<c0291a3d>] driver_probe_device+0x35/0x9e
>  [<c0291b58>] __driver_attach+0x45/0x47
>  [<c02912f5>] bus_for_each_dev+0x3c/0x5a
>  [<c0291b70>] driver_attach+0x16/0x1a
>  [<c0291b13>] __driver_attach+0x0/0x47
>  [<c02916be>] bus_add_driver+0x66/0xaf
>  [<c02236a4>] pci_register_driver+0x97/0xb7
>  [<c01486c4>] sys_init_module+0xca/0x1c4
>  [<c0103b15>] syscall_call+0x7/0xb
> Code: 31 d2 89 c7 29 d7 89 fa 83 ff 10 7e 0a bf 10 00 00 00 ba 10 00 00 00 8d 45
> 20 89 44 24 68 89 54 24 6c 85 ff 7e 53 31 f6 8d 0c 36 <0f> b6 03 89 c2 c1 e2 08
> 66 0f b6 c0 09 c2 8b 44 24 70 66 89 14
> 
> 
> 
> 
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-- 
Jon Smirl
jonsmirl@gmail.com


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