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SubjectRe: [Bug 509] New: NULL pointer when rmmod faulty driver
Date
On Wednesday 26 March 2003 08:54 pm, Martin J. Bligh wrote:
> http://bugme.osdl.org/show_bug.cgi?id=509
>

> Mar 26 20:23:33 localhost modprobe: FATAL: Module /dev/video0 not found.
> Mar 26 20:27:14 localhost kernel: drivers/usb/host/uhci-hcd.c: 1000: host
> controller halted. very bad

There is a fixme next to the printf statement in
drivers/usb/host/uhci-hcd.c

1886 if ((status & USBSTS_HCH) && !uhci->is_suspended) {
1887 err("%x: host controller halted. very bad", io_addr);
1888 /* FIXME: Reset the controller, fix the offending TD */
1889 }

> Mar 26 20:27:14 localhost kernel: EIP: 0060:[<ce8c2a3c>] Tainted: GF
> Mar 26 20:27:14 localhost kernel: EFLAGS: 00010206
> Mar 26 20:27:14 localhost kernel: EIP is at qc_usb_disconnect+0x98/0x268
> [quickcam] Mar 26 20:27:14 localhost kernel: eax: ce8d07c0 ebx: 00000077

The quickcam source isn't available to fix the null dereference bug.

regards,
dan
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