Re: oops in kernel 2.6.15-rc7

[Mathias Klein <ma_klein@gmx.de>]

On Fri, Dec 30, 2005 at 11:23:59PM +0100, Jiri Slaby wrote:
> Mathias Klein napsal(a):
> > Hello,
> > 
> > i recently got another oops. As suggested by Pekka Enberg I've enabled
> > CONFIG_DEBUG_SLAB and CONFIG_DEBUG_PAGEALLOC.
> > 
> > If you need more informations please let me know.
> > 
> > ------------------------------------------------------------------------
> > 
> > Dec 30 20:12:11 sidney kernel: [31895.552562] Unable to handle kernel NULL pointer dereference at virtual address 00000020
> > Dec 30 20:12:11 sidney kernel: [31895.552699]  printing eip:
> > Dec 30 20:12:11 sidney kernel: [31895.552914] c0136b90
> > Dec 30 20:12:11 sidney kernel: [31895.552933] *pde = 00000000
> > Dec 30 20:12:11 sidney kernel: [31895.553014] Oops: 0000 [#1]
> > Dec 30 20:12:11 sidney kernel: [31895.553065] PREEMPT 
> > Dec 30 20:12:11 sidney kernel: [31895.553147] Modules linked in: sd_mod usb_storage scsi_mod md5 ipv6 lp capi kernelcapi capifs nls_iso8859_15 nls_cp437 vfat fat parport_pc parport joydev evdev nvidiafb 8139too mii rivafb crc32 tuner tvaudio msp3400 bttv video_buf firmware_class snd_ens1370 gameport i2c_algo_bit snd_rawmidi snd_seq_device snd_bt87x v4l2_common btcx_risc tveeprom videodev snd_pcm snd_ak4531_codec snd_timer snd_page_alloc snd soundcore i2c_viapro i2c_core uhci_hcd usbcore ide_cd cdrom
> > Dec 30 20:12:11 sidney kernel: [31895.554927] CPU:    0
> > Dec 30 20:12:11 sidney kernel: [31895.554933] EIP:    0060:[mempool_free+4/104]    Not tainted VLI
> > Dec 30 20:12:11 sidney kernel: [31895.554942] EFLAGS: 00010282   (2.6.15-rc7.sidney.11) 
> [snip]
> > Dec 30 20:12:11 sidney kernel: [31895.559540]  [pdflush+31/33] pdflush+0x1f/0x21
> > Dec 30 20:12:11 sidney kernel: [31895.559665]  [kthread+110/156] kthread+0x6e/0x9c
> > Dec 30 20:12:11 sidney kernel: [31895.559797]  [kernel_thread_helper+5/11] kernel_thread_helper+0x5/0xb
> > Dec 30 20:12:11 sidney kernel: [31895.559922] Code: 7e 14 00 75 05 e8 46 d2 16 00 89 d8 89 fa e8 8b 32 ff ff 8b 45 dc e9 6f ff ff ff 31 db 8d 65 f4 89 d8 5b 5e 5f c9 c3 55 89 e5 57 <56> 8b 7d 08 53 8b 5d 0c 8b 43 10 39 43 14 7d 43 89 d8 e8 89 da 
> mm, strange, could you post .config, gcc version and one more question, what is
> .sidney.11?

sidney.xx is only an alias for the maschine I build that kernel for and a
number indicating a .config. No patches are included in the kernel.

Please see attached the .config
gcc version is 4.0.2-2 (Debian package version)

Mathias

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