Re: kernel 2.6.16 on powerbook G4: Oops when loading sound module
Michael Schmitz wrote:
>>Mar 21 11:23:41 kaluha kernel: Oops: Kernel access of bad area, sig: 11 [#1]
>>Mar 21 11:23:41 kaluha kernel: PREEMPT
>>
>>
>
>You Shalt Not Compile Thine Kernel Using The PREEPMT Option On PowerPC.
>Ever.
>
> Michael
>
>
>
>
Well, it looks like preemption is not the problem here. When i boot with
preemption disabled, i'm getting the same problem:
http://www.site-reference.com/articles/Website-Development/The-
Surprising-Truth-About-Ugly-Websites.
Michael Schmitz wrote:
>>Mar 21 11:23:41 kaluha kernel: Oops: Kernel access of bad area, sig: 11 [#1]
>>Mar 21 11:23:41 kaluha kernel: PREEMPT
>>
>>
>
>You Shalt Not Compile Thine Kernel Using The PREEPMT Option On PowerPC.
>Ever.
>
> Michael
>
>
>
>
Well, it looks like preemption is not the cause of the problem here.
When i boot with preemption disabled, i'm getting the same Oops:
Mar 21 16:43:43 kaluha kernel: Oops: Kernel access of bad area, sig: 11 [#1]
Mar 21 16:43:43 kaluha kernel: Modules linked in: snd_powermac
snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore snd
_page_alloc usbhid eth1394 pcmcia firmware_class sungem sungem_phy
ehci_hcd ohci1394 ohci_hcd ieee1394 usbcore uninorth_agp
agpgart yenta_socket rsrc_nonstatic pcmcia_core
Mar 21 16:43:43 kaluha kernel: NIP: C01C20BC LR: F265D7FC CTR: C01C2090
Mar 21 16:43:43 kaluha kernel: REGS: ef247cc0 TRAP: 0300 Not tainted
(2.6.16)
Mar 21 16:43:43 kaluha kernel: MSR: 00009032 <EE,ME,IR,DR> CR:
22008244 XER: 20000000
Mar 21 16:43:43 kaluha kernel: DAR: 00000002, DSISR: 40000000
Mar 21 16:43:43 kaluha kernel: TASK = c0a2b850[2808] 'modprobe' THREAD:
ef246000
Mar 21 16:43:43 kaluha kernel: GPR00: F265D7FC EF247D70 C0A2B850
00000000 00000001 00000060 00000000 00000001
Mar 21 16:43:43 kaluha kernel: GPR08: 00000002 00000000 C001A6F0
C01C2090 22008222 1001E638 00000000 00000000
Mar 21 16:43:43 kaluha kernel: GPR16: 00000000 00000000 100013D0
1001ECE0 3002A000 00000003 00000000 00000000
Mar 21 16:43:43 kaluha kernel: GPR24: 10020D88 00000000 00000000
EF4D3C00 EEC18BE0 0000000A F2665B2C EF4D5000
Mar 21 16:43:43 kaluha kernel: NIP [C01C20BC]
i2c_smbus_write_byte_data+0x2c/0x50
Mar 21 16:43:43 kaluha kernel: LR [F265D7FC] send_init_client+0x3c/0xe0
[snd_powermac]
Mar 21 16:43:43 kaluha kernel: Call Trace:
Mar 21 16:43:43 kaluha kernel: [EF247D70] [C005386C]
setup_irq+0x12c/0x160 (unreliable)
Mar 21 16:43:43 kaluha kernel: [EF247DB0] [F265D7FC]
send_init_client+0x3c/0xe0 [snd_powermac]
Mar 21 16:43:43 kaluha kernel: [EF247DD0] [F2239030]
snd_pmac_tumbler_post_init+0x30/0x80 [snd_powermac]
Mar 21 16:43:43 kaluha kernel: [EF247DE0] [F2237348]
snd_pmac_probe+0x2b8/0x390 [snd_powermac]
Mar 21 16:43:43 kaluha kernel: [EF247E10] [C0182A90]
platform_drv_probe+0x20/0x30
Mar 21 16:43:43 kaluha kernel: [EF247E20] [C01806DC]
driver_probe_device+0x12c/0x140
Mar 21 16:43:43 kaluha kernel: [EF247E40] [C017F950]
bus_for_each_drv+0x70/0xb0
Mar 21 16:43:43 kaluha kernel: [EF247E70] [C0180798] device_attach+0x98/0xb0
Mar 21 16:43:43 kaluha kernel: [EF247E90] [C017F9C4]
bus_add_device+0x34/0x120
Mar 21 16:43:43 kaluha kernel: [EF247EB0] [C017E50C] device_add+0x10c/0x170
Mar 21 16:43:43 kaluha kernel: [EF247ED0] [C0182878]
platform_device_add+0x188/0x1d0
Mar 21 16:43:43 kaluha kernel: [EF247EF0] [C0182EA0]
platform_device_register_simple+0x40/0xa0
Mar 21 16:43:43 kaluha kernel: [EF247F10] [F2237044]
alsa_card_pmac_init+0x44/0x90 [snd_powermac]
Mar 21 16:43:43 kaluha kernel: [EF247F20] [C004E780]
sys_init_module+0x120/0x300
Mar 21 16:43:43 kaluha kernel: [EF247F40] [C00113E4]
ret_from_syscall+0x0/0x38
Mar 21 16:43:43 kaluha kernel: --- Exception: c01 at 0xff6e708
Mar 21 16:43:43 kaluha kernel: LR = 0x10003e30
Mar 21 16:43:43 kaluha kernel: Instruction dump:
Mar 21 16:43:43 kaluha kernel: 60000000 7c0802a6 9421ffc0 7c691b78
7c872378 38c00000 39000002 98a10008
Mar 21 16:43:43 kaluha kernel: 90010044 60000000 60000000 60000000
<a0a30002> a0890004 39210008 80630008
--
Charles-Edouard Ruault
+33 1 55 34 76 65
ce@idtect.com
Idtect SA
37 Bd des Capucines
75002 Paris, France
www.idtect.com
--
Charles-Edouard Ruault
+33 1 55 34 76 65
ce@idtect.com
Idtect SA
37 Bd des Capucines
75002 Paris, France
www.idtect.com
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