Reliably trigger-able ZFS panic

Pawel Jakub Dawidek pjd at FreeBSD.org
Mon Mar 3 18:33:22 UTC 2008


On Sun, Mar 02, 2008 at 03:49:03AM -0800, LI Xin wrote:
> Hi,
> 
> The following iozone test case on ZFS would reliably trigger panic:
> 
> /usr/local/bin/iozone -M -e -+u -T -t 128 -S 4096 -L 64 -R -r 4k -s 30g 
> -i 0 -i 1 -i 2 -i 8 -+p 70 -C

Thanks, I'll try to reproduce it.

[...]

> #19 0x000000000000b55d in z_deflateInit2_ (strm=0xffffff00042dc8e0, 
> level=70109184, method=68351768,
>     windowBits=68351600, memLevel=76231808, strategy=76231808, 
> version=Cannot access memory at address 0xffffffff00040010
> )
>     at 
> /usr/src/sys/modules/zfs/../../contrib/opensolaris/uts/common/zmod/deflate.c:318

Can you send me your FS configuration? zfs get all your/file/system
I see that you use compression on this dataset?

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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