Date: Fri, 17 Sep 2010 10:42:08 -0700 From: Jack Vogel <jfvogel@gmail.com> To: d@delphij.net Cc: jfv@freebsd.org, "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Subject: Re: em(4): discard frame w/o packet header (82547L on Supermicro X7SPA-H) on stable/8 Message-ID: <AANLkTinpTFD6Kc9Bv=-X5f5tPGGrZgC1qfspRr4dd4Xd@mail.gmail.com> In-Reply-To: <4C93A762.40305@delphij.net> References: <4C93A762.40305@delphij.net>
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Put DDB/KDB into the kernel and get me the stack trace when this problem happens. Tell me exactly what the hardware is (pciconf). Jack On Fri, Sep 17, 2010 at 10:37 AM, Xin LI <delphij@delphij.net> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > Hi, > > I have got a bit of em0: discard frame w/o packet header (and sometimes > em1) and the system panics sometimes, the network traffic is not quite > large. This is fairly fresh stable/8 running under amd64, with pf, > altq, openvpn (tun mode) and ipv6 enabled. > > So far I haven't found a way to reliably trigger the panic though. > Because of the watchdog (the system is now on production) setting the > system doesn't seem to be able to complete a minidump, will try textdump > and see if it works. > > Suggestion on debugging? Is this a known (fixed?) issue by the way? > > Cheers, > - -- > Xin LI <delphij@delphij.net> http://www.delphij.net/ > FreeBSD - The Power to Serve! Live free or die > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v2.0.16 (FreeBSD) > > iQEcBAEBCAAGBQJMk6dhAAoJEATO+BI/yjfBDCUH/jJNsvmePB4Onq7rSgXvgJEu > 556TFvobXiztiURW6imiis4OlfWS0wclRLuweCSxxkZpgpmUW7smNnXST/1i8njZ > eGeSdQItTlJCV0Za6xVSzwLlOlWdbdQZ4uf1LxABbhBoRaSDXAmAp+7Zw4QyYiiN > YdcEyCHcc8ko4a7H7dq+W01VVaMyyHUr8W6n+V7edXmMaQt2pMuZtMq4sIfe2Zlh > rS56YqfIFBPCtQT7ywZfPhDmYwjatzhzjFfiwVOjCnn2eCSLw7ao0eRnHSv1IAgF > atjD08QUi2XY1zHR4L+OB5n/5lnSfJdaiN1x/sbRx7a3VEBvF3MWyehA+dwgETo= > =irb7 > -----END PGP SIGNATURE----- >
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