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Date: Wed, 28 Jan 2009 01:02:18 +0300
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From: pluknet <pluknet@gmail.com>
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Subject: Re: panic: freeing free block
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2009/1/28 pluknet <pluknet@gmail.com>:
> After sudo perl-after-upgrade -f:
> (manually transcribed)
>
> --- syscall (4, FreeBSD ELF32, write), ...
> dev = ad6s3d, block = 885656, fs = /var
> panic: ffs_blkfree: freeing free block
> cpuid = 0
> KBD: enter: panic
> [thread pid 27 tid 100053 ]
> Stopped at kbd_enter+0x3a: movl $0,kbd_why
>
> Sorry, keyboard was not attached, no bt this time.

eyk.. after reboot and fsck -y cleanup got this again on /var,
block = 944184:

(manually transcribed)
> bt
Tracing pid 27 tid 100053 td 0xc5964900
kdb_enter
panic
ffs_blkfree
indir_trunc
handle_workitem_freeblocks
process_worklist_item
softdep_process_worklist
softdep_flush
fork_exit
fork_trampoline

-- 
wbr,
pluknet