Re: sys_splice crashes in 2.6.19rc1 during autotest

[Andi Kleen <ak@suse.de>]

On Thursday 05 October 2006 17:58, Jens Axboe wrote:
> On Thu, Oct 05 2006, Andi Kleen wrote:
> > 
> > I was running autotest on 2.6.19rc1+x86_64 patchkit and I ended up with a BUG()
> > below sys_splice while running some IO test there.
> > 
> > This was a debugging kernel with PREEMPTION and various other
> > debugging options enabled.
> > 
> > The system ran out of disk space during the test so that
> > might have been related and I ended up with a "fio" process
> > in D. Also the system was confused afterwards with rm
> > oopsing etc.
> > 
> > File system was reiserfs.
> 
> Can you pass me the fio job file you used?

I just ran autotest all_tests

It seems to use

; fio-mixed.job for autotest

[global]
name=fio-sync
;directory=tmpfiles
rw=randrw
rwmixread=67
rwmixwrite=33
bsrange=16K-256K
direct=0
end_fsync=1
verify=crc32
;ioscheduler=x
numjobs=4

[file1]
size=100M
ioengine=sync
mem=malloc

[file2]
stonewall
size=100M
ioengine=aio
mem=shm
iodepth=4

[file3]
stonewall
size=100M
ioengine=mmap
mem=mmap
direct=1

[file4]
stonewall
size=100M
ioengine=splice
mem=malloc
direct=1

-Andi


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