bge hangs on recent 7.3-STABLE

[Pyun YongHyeon]

On Thu, Sep 09, 2010 at 01:10:50PM -0700, Pyun YongHyeon wrote:
> On Thu, Sep 09, 2010 at 02:28:26PM +0400, Igor Sysoev wrote:
> > Hi,
> > 
> > I have several hosts running FreeBSD/amd64 7.2-STABLE updated on 11.01.2010
> > and 25.02.2010. Hosts process about 10K input and 10K output packets/s
> > without issues. One of them, however, is loaded more than others, so it
> > processes 20K/20K packets/s.
> > 
> > Recently, I have upgraded one host to 7.3-STABLE, 24.08.2010.
> > Then bge on this host hung two times. I was able to restart it from
> > console using:
> >   /etc/rc.d/netif restart bge0
> > 
> > Then I have upgraded the most loaded (20K/20K) host to 7.3-STABLE, 07.09.2010.
> > After reboot bge hung every several seconds. I was able to restart it,
> > but bge hung again after several seconds.
> > 
> > Then I have downgraded this host to 7.3-STABLE, 14.08.2010, since there
> > were several if_bge.c commits on 15.08.2010. The same hangs.
> > Then I have downgraded this host to 7.3-STABLE, 17.03.2010, before
> > the first if_bge.c commit after 25.02.2010. Now it runs without hangs.
> > 
> > The hosts are amd64 dual core SMP with 4G machines. bge information:
> > 
> > bge0 at pci0:4:0:0:        class=0x020000 card=0x165914e4 chip=0x165914e4 rev=0x11 hdr=0x00
> >     vendor     = 'Broadcom Corporation'
> >     device     = 'NetXtreme Gigabit Ethernet PCI Express (BCM5721)'
> > 
> > bge0: <Broadcom NetXtreme Gigabit Ethernet Controller, ASIC rev. 0x004101> mem 0xfe5f0000-0xfe5fffff irq 19 at device 0.0 on pci4
> > miibus1: <MII bus> on bge0
> > brgphy0: <BCM5750 10/100/1000baseTX PHY> PHY 1 on miibus1
> > brgphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
> > bge0: Ethernet address: 00:e0:81:5f:6e:8a
> > 
> 
> Could you show me verbose boot message(bge part only)?
> Also show me the output of "pciconf -lcbv".
> 

Forgot to send a patch. Let me know whether attached patch fixes
the issue or not.
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