[OOPS] 2.6.8-rc2, USB HID

[David Ford]

Unplugged my UPS to tidy up the cables, this is what happened:

usb 2-1.1: USB disconnect, address 3
Unable to handle kernel paging request at 00000002dbd9c158 RIP:
<ffffffff803d3fed>{hiddev_cleanup+29}
PML4 1ab71067 PGD 0
Oops: 0002 [1] PREEMPT
CPU 0
Modules linked in: ipt_MASQUERADE iptable_nat ip_conntrack 
iptable_mangle ipt_TCPMSS ipt_REJECT iptable_filter ip_tables
Pid: 6152, comm: apcupsd Tainted: P   2.6.8-rc2
RIP: 0010:[<ffffffff803d3fed>] <ffffffff803d3fed>{hiddev_cleanup+29}
RSP: 0018:000001001cd55ed8  EFLAGS: 00010246
RAX: ffffffff807e6900 RBX: 000001001f84abb0 RCX: 0000000000000000
RDX: 000000006b6b6b6b RSI: ffffffff80732160 RDI: 000001001f84abb0
RBP: 000001001f84ac00 R08: 0000007fbffff6d0 R09: ffffffff00000000
R10: 0000000000000008 R11: 0000000000000206 R12: 000001001a2025f8
R13: 000001001e850660 R14: 0000000000000001 R15: 0000007fbffff8f0
FS:  0000002a95e8a920(0000) GS:ffffffff80806a40(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00000002dbd9c158 CR3: 0000000000101000 CR4: 00000000000006e0
Process apcupsd (pid: 6152, threadinfo 000001001cd54000, task 
000001001dc22cb0)
Stack: 000001001f84abb0 ffffffff803d40ad 000001001e7c5200 000001001fefb258
      000001001de7ab08 ffffffff80192312 000000000000009f 000001001e7c5200
      0000000000000000 000001001fecb890
Call Trace:<ffffffff803d40ad>{hiddev_release+141} 
<ffffffff80192312>{__fput+98}
      <ffffffff8019041e>{filp_close+126} <ffffffff801905db>{sys_close+411}
      <ffffffff80110e56>{system_call+126}

Code: 48 c7 84 d0 00 fd ff ff 00 00 00 00 48 8b 47 48 48 8b b8 80
RIP <ffffffff803d3fed>{hiddev_cleanup+29} RSP <000001001cd55ed8>
CR2: 00000002dbd9c158
<6>usb 2-1.1: new low speed USB device using address 7
hiddev97: USB HID v1.10 Device [APC Back-UPS ES 350 FW:1.e2.D USB FW:e2] 
on usb-0000:00:10.0-1.1

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