I have seen a similar issue without the VLAN module. I was using IPv4.
Happens with 10/100 and 1GbE drivers on Itanium and AMD Opteron
systems. Kernel used was RHEL4 (2.6.9-5.ELsmp).
ganesh.
On Apr 4, 2005 8:44 AM, Ben Greear <greearb@xxxxxxxxxxxxxxx> wrote:
> Andrew Morton wrote:
> >
> > Begin forwarded message:
> >
> > Date: Mon, 4 Apr 2005 04:15:25 -0700
> > From: bugme-daemon@xxxxxxxx
> > To: bugme-new@xxxxxxxxxxxxxx
> > Subject: [Bugme-new] [Bug 4441] New: unregister_netdevice Prompt and system
> > shell lookup when trying to shutdown vlan
> >
> >
> > http://bugme.osdl.org/show_bug.cgi?id=4441
> >
> > Summary: unregister_netdevice Prompt and system shell lookup when
> > trying to shutdown vlan
> > Kernel Version: 2.6.11-gentoo-r4 i686
> > Status: NEW
> > Severity: high
> > Owner: acme@xxxxxxxxxxxxxxxx
> > Submitter: dcmwai@xxxxxxxxxxxx
> >
> >
> > Distribution:
> > Gentoo, FC2, FC3
> >
> > Hardware Environment:
> > Pentium 4 3.0E,
> > Intel SE7210TP1-E Server Entry Board
> > 512 MB DDR Ram
> > 2x Intel(r) PRO/1000 Dual Port Adapters
> >
> > Software Environment:
> > Portage 2.0.51.19 (default-linux/x86/2005.0, gcc-3.3.5,
> > glibc-2.3.4.20041102-r1)
> > Fc2 and Fc2 original kernel.
> >
> > Problem Description:
> > When Shutdown a Vlan using this command
> > vconfig rem eth4.1001
> > The interface will be down (using ifconfig)
> > However the following error will be prompt on the screen and the log
> > leaving the
> > shell to be not responding.
> >
> > Even if "ifconfig eth4.1001 down" is run before "vconfig rem" sill the
> > problem
> > will be there.
> > The only way I tested on solve this problem is to shutdown the interface
> > totally.
> > ifconfig eth4 down
> >
> > Then the vlan can be removed correctly.
> >
> > This problem don't happen on the following "special Condition"
> > 1) On another motherboard (Gigabyte GA-81PE1000-G) same NIC on Fc3
> > 1) On eth0
> >
> >
> > Steps to reproduce:
> > 1. get a vlan supported NIC, emerge vconfig
> > 2. ifconfig ethx 0.0.0.0
> > 3. create a vlan using "vconfig add ethx nnnn"
> > 4. ifconfig ethx.nnnn aaa.bbb.ccc.ddd
> > 5. remove the vlan using "vconfig rem ethx.nnnn"
> > 6. Wait for the error like the below.
> > * Motherboard and NIC seem to be a Problem in my case.
> >
> > unregister_netdevice: waiting for ethx.nnnn to become free. Usage count = 6
>
> In the past, IPv6 has often been the problem here. Are you using IPv6?
>
> What is the hardware/driver for eth4?
>
> Thanks,
> Ben
>
> >
> > I've also open a bug in Gentoo
> > http://bugs.gentoo.org/show_bug.cgi?id=87495
> >
> > ------- You are receiving this mail because: -------
> > You are on the CC list for the bug, or are watching someone who is.
> >
>
> --
> Ben Greear <greearb@xxxxxxxxxxxxxxx>
> Candela Technologies Inc http://www.candelatech.com
>
>
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