On Fri 30-12-16 17:33:53, Xiong Zhou wrote:
On Sat, Dec 24, 2016 at 07:07:14PM +0800, Xiong Zhou wrote:
> Hi lists,
> Since around 20161129 tag, LTP rwtest01 on dax mountpoint blocks
> on linux-next tree, now on Linus tree.
> In "normal", rwtest01 subcase ends in a few minutes, now it keeps
> running for hours on dax mountpoint, both ext4 and xfs. Ctrl + c
> can interrupt it.
Test programme is waiting for a memcpy call to return.
From sysrq output, kernel code is not blocking on somewhere,
it just wont return.
Thanks for report. I'll try to reproduce this. Looks like we are forever
retrying the fault or something like that.
Jan Kara <jack(a)suse.com>
SUSE Labs, CR