Messages in this thread | | | Date | Fri, 17 Aug 2012 13:48:41 -0400 | From | Christoph Hellwig <> | Subject | Re: NULL pointer dereference in ext4_ext_remove_space on 3.5.1 |
| |
On Fri, Aug 17, 2012 at 09:15:58AM -0400, Theodore Ts'o wrote: > Thanks Fengguang: > > For the record, I was able to find my own easy repro, last night using > only a 220 meg partition: > > # mke2fs -t ext4 -b 1024 -J size=1 /dev/vdc > # mount -t ext2 /dev/vdc /vdc > # mkdir /vdc/a > # cd /vdc/a > # seq 1 210000 | xargs -n 1 fallocate -l 1m > # seq 1 2 210000 | xargs /bin/rm > # mkdir /vdc/b > # cd /vdc/b > # seq 1 103 | xargs -n 1 fallocate -l 1g > # cd / > # umount /vdc > # mount -t ext4 -o commit=10000 /dev/vdc /vdc > # rm -rf /vdc/b
Can you submit this for xfstests?
| |