Date: Wed, 26 Aug 2009 10:39:36 -0700 From: Julian Elischer <julian@elischer.org> To: Bartosz Stec <admin@kkip.pl> Cc: freebsd-current@freebsd.org Subject: Re: Panic: double panic and "IPv4 address: "a.b.c.d" is not on the network" flood in current Message-ID: <4A957358.5050505@elischer.org> In-Reply-To: <4A9523B1.9080303@kkip.pl> References: <4A9523B1.9080303@kkip.pl>
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Bartosz Stec wrote: > I've just been forced to rollback from 9-CURRENT kernel to 8-BETA2 > kernel due to panics like this: > > Fatal double fault: > eip = 0x808ddcec > esp = 0xc7977fc0 > ebp = 0xc7978038 yeah we found this yesterday if a fix is forthcoming. > > Dump header from device /dev/ad0s1b > > Architecture: i386 > Architecture Version: 2 > Dump Length: 446615552B (425 MB) > Blocksize: 512 > Dumptime: Wed Aug 26 12:13:22 2009 > Hostname: serwer.obsysa.net > Magic: FreeBSD Kernel Dump > Version String: FreeBSD 9.0-CURRENT #0: Mon Aug 24 10:45:04 CEST 2009 > ncpnc@serwer.obsysa.net:/usr/obj/usr/src/sys/ATHLON9 > Panic String: double fault > Dump Parity: 4040556634 > Bounds: 11 > Dump Status: good > > Panic seems to be ZFS (or general FS) related, as it happens with heavy > IO, like during scrub or csup. > My kernel was built without debugging options so here's what I could > provide: > > dmesg.boot (from 8-BETA2): > http://obsysa.net/bsd/dmesg.boot > > kernel config: > http://obsysa.net/bsd/ATHLON9 > > vmcore (111MB!): > http://obsysa.net/bsd/vmcore.11.bz2 > > I also noticed dmesg flood with messages like this: > > IPv4 address: "78.8.144.1" is not on the network > > I have tun device which is used to connect to ADSL line via PPPoE: > > tun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> metric 0 mtu 1492 > inet 78.8.144.74 --> 78.8.144.1 netmask 0xffffffff > Opened by PID 443 > > So I guess it's PPP issue, and seems to be harmless for now... >
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