bsdtar lockup on Current-03/10/2009

[Anonymous]

Pegasus Mc Cleaft <ken at mthelicon.com> writes:

> Hi Current & Hackers, 
>
> 	I was wondering if anyone else is seeing this problem: Any use of bsdtar to 
> create a new archive causes the process to be unresponsive to all signals and 
> consumes 100% cpu time. The machine I am testing on is a Core 2 quad running 
> in AMD64 (8 gigs ram, zfs boot, root, et al.)
>
> 	I have tried disabling the zil and prefetch as a precaution but can still 
> cause the failure by doing the command below(trying to eliminate zfs writes as 
> being the problem):
> #tar -cvf /dev/null *
>
> 	Unarchiving from tar seems to work OK. The bug may have been introduced a few 
> days ago. I just noticed my machine doing this tonight when I tried to do a 
> portupgrade and the creation of the backups locked up. 
>
> Thanks, 
> Peg

This was already reported in bin/132452. Can you go to src/usr.bin/tar and update it up
before r189514 such as r189513?

BTW, do you have same problem with `rsync -X' on ZFS partition?