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SubjectRe: [ANNOUNCE] udev 015 release
On Fri, Jan 30, 2004 at 06:03:11PM -0000, Andre Noll wrote:
> On Fri, 30 Jan 2004 17:45:41 +0100 you wrote in local.lists.kernel:
> > Unable to handle kernel NULL pointer dereference at virtual address 0000001e
> > printing eip:
> > f9b370cc
> > *pde = 00000000
> > Oops: 0000 [#1]
> > CPU: 0
> > EIP: 0060:[<f9b370cc>] Tainted: PF
> > EFLAGS: 00010282
> > EIP is at disconnect_scanner+0x2c/0x6d [scanner]
> > eax: f685f0c0 ebx: f685f0d4 ecx: f9b370a0 edx: 00000007
> > esi: 00000000 edi: f73194e8 ebp: f9b3abfc esp: f78c3e50
> > ds: 007b es: 007b ss: 0068
> > Process khubd (pid: 983, threadinfo=f78c2000 task=f78da720)
> > Stack: f685f0c0 f9b3ac78 f685f0c0 f9b3ace0 f9a4611b f685f0c0 f685f0c0
> > f685f100
> > f685f0d4 f9b3ad00 c026c214 f685f0d4 f685f100 f73194fc f73194c0
> > f9b36a4f
> > f685f0d4 f685f0c0 f73194fc f9b3ac0c 00000000 00000000 c021cbf8
> > f73194fc
> > Call Trace:
> > [<f9a4611b>] usb_unbind_interface+0x7b/0x80 [usbcore]
> > [<c026c214>] device_release_driver+0x64/0x70
> > [<f9b36a4f>] destroy_scanner+0x4f/0xb0 [scanner]
> > [<c021cbf8>] kobject_cleanup+0x98/0xa0
> > [<f9a4611b>] usb_unbind_interface+0x7b/0x80 [usbcore]
> > [<c026c214>] device_release_driver+0x64/0x70
> > [<c026c345>] bus_remove_device+0x55/0xa0
> > [<c026b27d>] device_del+0x5d/0xa0
> > [<f9a4c6af>] usb_disable_device+0x6f/0xb0 [usbcore]
> > [<f9a46b76>] usb_disconnect+0x96/0xf0 [usbcore]
> > [<f9a492df>] hub_port_connect_change+0x30f/0x320 [usbcore]
> > [<f9a48c13>] hub_port_status+0x43/0xb0 [usbcore]
> > [<f9a495ba>] hub_events+0x2ca/0x340 [usbcore]
> > [<f9a4965d>] hub_thread+0x2d/0xf0 [usbcore]
> > [<c010925e>] ret_from_fork+0x6/0x14
> > [<c011c9e0>] default_wake_function+0x0/0x20
> > [<f9a49630>] hub_thread+0x0/0xf0 [usbcore]
> > [<c0107289>] kernel_thread_helper+0x5/0xc
> >
> > Code: 80 7e 1e 00 75 2e 85 f6 74 17 8d 46 3c 8b 5c 24 08 8b 74 24
>
> Same problem here. Also with Epson Perfection (640U) and kernel
> 2.6.2-rc1:

Greg, I think this now makes 2 distinct bugs in the scanner kernel
driver. Maybe it should be protected with a BROKEN:
--- 1.6/drivers/usb/image/Kconfig Mon Dec 1 06:51:48 2003
+++ edited/drivers/usb/image/Kconfig Fri Jan 30 16:05:24 2004
@@ -19,7 +19,7 @@

config USB_SCANNER
tristate "USB Scanner support (OBSOLETE)"
- depends on USB
+ depends on USB && BROKEN
help
Say Y here if you want to connect a USB scanner to your computer's
USB port. Please read <file:Documentation/usb/scanner.txt> for more
... or simply removed from the kernel.

--
Tom Rini
http://gate.crashing.org/~trini/
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