Note: there were some usbfs failures on system startup,
and hotplug was not run, but no oops. The oops occurred
on system shutdown. It was followed by another one which
didn't get as far as the system logs.
Ciao, Duncan.
drivers/usb/core/hcd-pci.c: remove: 00:0b.0, state 3
drivers/usb/core/usb.c: USB disconnect on device 1
drivers/usb/core/usb.c: USB disconnect on device 2
drivers/usb/core/hcd.c: USB bus 1 deregistered
Unable to handle kernel NULL pointer dereference at virtual address 00000000
printing eip:
c0186142
*pde = 00000000
Oops: 0000
ide-cd cdrom isofs r128 usbcore nls_iso8859-1 nls_cp437 vfat fat rtc
CPU: 0
EIP: 0060:[<c0186142>] Not tainted
EFLAGS: 00010246
EIP is at driver_detach+0x36/0x44
eax: 00000000 ebx: cb65f8d0 ecx: c02f3130 edx: 00000000
esi: 00000000 edi: cc87f1e0 ebp: cc86c000 esp: ca5a7f4c
ds: 0068 es: 0068 ss: 0068
Process rmmod (pid: 1405, threadinfo=ca5a6000 task=cb5920c0)
Stack: cc87f240 cc87f1e0 cc87f244 c0186340 cc87f1e0 cc87f1e0 cc87f240 c990d000
c01866f8 cc87f1e0 cc87f1e0 cc86c000 c0186787 cc87f1e0 fffffff0 cc86d2cf
cc87f1e0 c01164b7 fffffff0 cc86c000 c990d000 bfffedac c0115830 cc86c000
Call Trace:
[<cc87f240>] usb_bus_type+0x0/0x80 [usbcore]
[<cc87f1e0>] usb_generic_driver+0x0/0x60 [usbcore]
[<cc87f244>] usb_bus_type+0x4/0x80 [usbcore]
[<c0186340>] bus_remove_driver+0x38/0x6c
[<cc87f1e0>] usb_generic_driver+0x0/0x60 [usbcore]
[<cc87f1e0>] usb_generic_driver+0x0/0x60 [usbcore]
[<cc87f240>] usb_bus_type+0x0/0x80 [usbcore]
[<c01866f8>] put_driver+0x48/0x64
[<cc87f1e0>] usb_generic_driver+0x0/0x60 [usbcore]
[<cc87f1e0>] usb_generic_driver+0x0/0x60 [usbcore]
[<c0186787>] driver_unregister+0x2b/0x30
[<cc87f1e0>] usb_generic_driver+0x0/0x60 [usbcore]
[<cc86d2cf>] usb_exit+0x13/0x30 [usbcore]
[<cc87f1e0>] usb_generic_driver+0x0/0x60 [usbcore]
[<c01164b7>] free_module+0x17/0xc0
[<c0115830>] sys_delete_module+0x11c/0x274
[<c0106f67>] syscall_call+0x7/0xb
Code: 8b 32 8d 47 28 39 c2 75 d5 5b 5e 5f c3 90 57 56 53 8b 74 24
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