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Date:      Sun, 1 Mar 2015 16:55:59 -0700
From:      Warner Losh <imp@bsdimp.com>
To:        Brett Wynkoop <freebsd-arm@wynn.com>
Cc:        freebsd-arm@freebsd.org
Subject:   Re: crash on writing usbstick
Message-ID:  <1DC8221F-64EA-418C-8CE5-5FFA4F3DBC64@bsdimp.com>
In-Reply-To: <20150301184456.7b5e6487@ivory.wynn.com>
References:  <20150301041855.5352663e@ivory.wynn.com> <20150301144653.63b38cdf@ivory.wynn.com> <20150301184456.7b5e6487@ivory.wynn.com>

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[-- Attachment #1 --]
Your filesystem looks messed up. Panics are likely to haunt you. You’ll
need to newfs it and reload the data.

Also, it would be great if you could type ‘tr’ to the db> prompt to get a
call stack traceback. That would be quite helpful.

Warner


> On Mar 1, 2015, at 4:44 PM, Brett Wynkoop <freebsd-arm@wynn.com> wrote:
> 
> Ok another set of data points.
> 
> This time /export had softupdates enabled and I was using rsync again.
> 
> 
> login: mode = 040402, inum = 1376402, fs = /export
> panic: ffs_valloc: dup alloc
> KDB: enter: panic
> [ thread pid 1216 tid 100094 ]
> Stopped at      $d.7:   ldrb    r15, [r15, r15, ror r15]!
> db>
> 
> Since some folks think having growfs enabled is the problem and since
> my root filesystem does not need to grow I will turn it off for the
> next trial.
> 
> I do think there is a real bug here that we need to sort out.
> 
> Interesting....while writing the above I rebooted the system and with
> no activity shortly after it booted I got a panic on /export again:
> 
> FreeBSD/arm (beaglebone.wynn.com) (ttyu0)
> 
> login: dev=gpt/bbexport, bno = 1724849353, bsize = 32768, size = 32768,
> fs = /export
> panic: ffs_blkfree_cg: bad size
> KDB: enter: panic
> [ thread pid 789 tid 100087 ]
> Stopped at      $d.7:   ldrb    r15, [r15, r15, ror r15]!
> db>
> 
> 
> This is a very real bug!
> 
> -Brett
> 
> --
> 
> wynkoop@wynn.com               http://prd4.wynn.com/wynkoop/pgp-keys.txt
> 917-642-6925
> 929-272-0000
> 
> A free people ought to be armed. - George Washington
> 
> _______________________________________________
> freebsd-arm@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-arm
> To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org"


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