Date: Fri, 18 Jan 2013 13:43:59 +0200 From: Alexander Motin <mav@FreeBSD.org> To: satan@ukr.net Cc: jh@freebsd.org, Gleb Smirnoff <glebius@FreeBSD.org>, freebsd-current@FreeBSD.org Subject: Re: panic after r244584 Message-ID: <50F9357F.8040109@FreeBSD.org> In-Reply-To: <20130118113934.GA60441@hell.ukr.net> References: <20130118073600.GA70874@hell.ukr.net> <20130118094424.GD2331@FreeBSD.org> <50F93165.60809@FreeBSD.org> <20130118113934.GA60441@hell.ukr.net>
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On 18.01.2013 13:39, Vitalij Satanivskij wrote: > Alexander Motin wrote: > AM> On 18.01.2013 11:44, Gleb Smirnoff wrote: > AM> > On Fri, Jan 18, 2013 at 09:36:00AM +0200, Vitalij Satanivskij wrote: > AM> > V> After upgrading server from old hardware/software to freebsd current (## SVN ## Exported commit - http://svnweb.freebsd.org/changeset/base/245479), > AM> > V> system hung's with message - > AM> > V> panic: make_dev_alias_v: bad si_name (error=22 si_name=enc@n5003048000bab37d/tpe0/slot@1/elmdesc@Slot 01/pass7) > AM> > > AM> > EINVAL (22) is caused by space character in the si_name: > AM> > > AM> > si_name=enc@n5003048000bab37d/tpe0/slot@1/elmdesc@Slot 01/pass7 > AM> > > AM> > I think Alexander (in Cc) has idea on why did that happen and how > AM> > should that be fixed. > AM> > AM> The panic is triggered by the check added by the recent r244584 change. > AM> The space in device name came from the enclosure device, and I guess it > AM> may be quite often situation. Using human readable name supposed to help > AM> system administrators, but with spaces banned that may be a problem. > > That's was not created by human, it was generated (I think so) by system. These strings are flashed into enclosure firmware by manufacturer. > May be problem not in r244584 at all but in incorect generation of the si_name ? May be. But before r244584 it didn't cause panics and most of people were happy, except devctl consumers, who can't parse these events properly. > More info > > drive (actualy drives, all 36 have same problem) inserted in backplane on supermicro chasis with "LSI CORP SAS2X36 0417" on board. > > All of them attached to lsi sas 9211-4i controler in HBA mode. -- Alexander Motin
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