BUG: unable to handle kernel NULL pointer dereference at 00000065
IP: [<c01e06a3>] __kmalloc_track_caller+0x73/0x180
*pde = 1ceaf067 *pte = 00000000 
Oops: 0000 [#3] SMP 
last sysfs file: /sys/devices/pci0000:00/0000:00:1b.0/sound/card0/controlC0/uevent
Modules linked in: b44 ssb mii lib80211_crypt_tkip wl(P) lib80211 binfmt_misc snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi arc4 snd_seq_midi_event ecb joydev snd_seq ppdev dell_wmi snd_timer snd_seq_device snd dell_laptop sdhci_pci soundcore dcdbas psmouse lp iptable_filter sdhci ricoh_mmc snd_page_alloc serio_raw led_class ip_tables x_tables parport fbcon tileblit font bitblit softcursor i915 drm i2c_algo_bit ohci1394 ieee1394 video output intel_agp agpgart [last unloaded: mii]

Pid: 8047, comm: evolution Tainted: P      D    (2.6.31-14-generic #48-Ubuntu) MM061                           
EIP: 0060:[<c01e06a3>] EFLAGS: 00210006 CPU: 1
EIP is at __kmalloc_track_caller+0x73/0x180
EAX: c18094f0 EBX: 00000065 ECX: c07489cc EDX: 00000000
ESI: c07489cc EDI: 000004d0 EBP: dcea7d34 ESP: dcea7d0c
 DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
Process evolution (pid: 8047, ti=dcea6000 task=dcd90000 task.ti=dcea6000)
Stack:
 00000000 dcea7d18 00000800 c048ff1e 000004d0 00200246 00000790 e974d000
<0> 00000640 000004d0 dcea7d50 c0493a7d c0748408 00000000 f0fc0400 00000000
<0> dcea7d6c dcea7d8c c048ff1e ffffffff 00000631 00000000 f0fc04e0 000004d0
Call Trace:
 [<c048ff1e>] ? sock_alloc_send_pskb+0x14e/0x270
 [<c0493a7d>] ? __alloc_skb+0x4d/0x130
 [<c048ff1e>] ? sock_alloc_send_pskb+0x14e/0x270
 [<c050c94a>] ? unix_stream_recvmsg+0x1aa/0x440
 [<c0490058>] ? sock_alloc_send_skb+0x18/0x20
 [<c050dc36>] ? unix_stream_sendmsg+0x236/0x380
 [<c0482454>] ? aa_cred_policy+0x14/0x30
 [<c048ebab>] ? sock_aio_write+0x10b/0x120
 [<c01e70c5>] ? do_sync_readv_writev+0xb5/0xf0
 [<c015c280>] ? autoremove_wake_function+0x0/0x40
 [<c02c7acf>] ? security_file_permission+0xf/0x20
 [<c01e735f>] ? rw_verify_area+0x5f/0xe0
 [<c01e77a8>] ? rw_copy_check_uvector+0x78/0xf0
 [<c01e810c>] ? do_readv_writev+0x9c/0x1c0
 [<c048eaa0>] ? sock_aio_write+0x0/0x120
 [<c012d347>] ? kmap_atomic_prot+0x47/0xf0
 [<c02c7acf>] ? security_file_permission+0xf/0x20
 [<c01e735f>] ? rw_verify_area+0x5f/0xe0
 [<c01cc424>] ? handle_mm_fault+0x2f4/0x380
 [<c01e8275>] ? vfs_writev+0x45/0x60
 [<c01e837d>] ? sys_writev+0x3d/0xa0
 [<c010336c>] ? syscall_call+0x7/0xb
Code: 26 00 89 45 ec fa 90 8d 74 26 00 64 a1 5c ea 80 c0 8b 84 86 84 00 00 00 8b 50 10 89 55 e0 8b 18 85 db 0f 84 e4 00 00 00 8b 50 0c <8b> 14 93 89 10 8b 45 ec 50 9d 8d 74 26 00 85 db 0f 95 c0 c1 ef 
EIP: [<c01e06a3>] __kmalloc_track_caller+0x73/0x180 SS:ESP 0068:dcea7d0c
CR2: 0000000000000065
---[ end trace 03143a6eaab2edeb ]---