In 2.6.2-mm1, I'm getting this at boot:

Badness in kobject_get at lib/kobject.c:431
Call Trace:
 [<c01e30b6>] kobject_get+0x4c/0x4e
hub 3-0:1.0: USB hub found
hub 3-0:1.0: 2 ports detected
uhci_hcd 0000:00:1d.2: UHCI Host Controller
 [<c022f002>] get_device+0x18/0x21
 [<c022fb53>] bus_for_each_dev+0x63/0xba
 [<c0264094>] nodemgr_node_probe+0x4d/0x124
 [<c0263f5d>] nodemgr_probe_ne_cb+0x0/0x8d
 [<c02644d9>] nodemgr_host_thread+0x17d/0x1a1
 [<c026435c>] nodemgr_host_thread+0x0/0x1a1
 [<c0108e05>] kernel_thread_helper+0x5/0xb
 
Unable to handle kernel paging request at virtual address b828ec83
 printing eip:
b828ec83
*pde = 00000000
Oops: 0000 [#1]
PREEMPT
CPU:    0
EIP:    0060:[<b828ec83>]    Not tainted VLI
EFLAGS: 00010282
EIP is at 0xb828ec83
eax: b828ec83   ebx: c03cc3e4   ecx: dfd67f9c   edx: 00000000
esi: c0263975   edi: 00000000   ebp: c02626d4   esp: dfd67f40
ds: 007b   es: 007b   ss: 0068
Process knodemgrd_0 (pid: 10, threadinfo=dfd66000 task=dfe08100)
Stack: c01e3150 c03cc3e4 c03cc3c0 c03cc3c8 c03cc320 dfcf3c44 c022fb70
c03cc3e4
       dfd67f9c c03cc36c 00000000 dfcf3c3c dfd67f9c dfd63a18 dfd67f9c
c0264094
       c03cc320 dfcf3c3c dfd67f9c c0263f5d dff94000 dfd63a18 dff94000
dfd63a18
Call Trace:
 [<c01e3150>] kobject_cleanup+0x98/0x9a
 [<c022fb70>] bus_for_each_dev+0x80/0xba
 [<c0264094>] nodemgr_node_probe+0x4d/0x124
 [<c0263f5d>] nodemgr_probe_ne_cb+0x0/0x8d
 [<c02644d9>] nodemgr_host_thread+0x17d/0x1a1
 [<c026435c>] nodemgr_host_thread+0x0/0x1a1
 [<c0108e05>] kernel_thread_helper+0x5/0xb
 
Code:  Bad EIP value.

Attaching dmesg and kernel config.

-- 
Adam Koszela <lameaim@bredband.tiscali.se>