Re: parallel lookups on NFS

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sat, 2016-04-30 at 21:57 +0100, Al Viro wrote:
> On Sat, Apr 30, 2016 at 04:39:25PM -0400, Jeff Layton wrote:
> 
> > 
> > Attached. Also I ran the same test on a 4.6.0-rc1 kernel and it
> > worked
> > fine, so it does seem to be a regression introduced somewhere in
> > your
> > patch pile. Also, FWIW the machine is a KVM guest.
> OK...  Could you try #work.lookups on your setup?  That doesn't
> contain the
> last commit; the deadlock ought to be dealt with, though.  I'm trying
> to
> reproduce the corruption with KASAN enabled, will try your config
> once that's
> finished...

I'll do the same (re: KASAN).

Also FWIW, a few months ago I hit some oopses in the same inline
function (get_freepointer). It turned out to be a double-free due to my
own misuse of the fsnotify API. I wonder though if this might also be a
double free somewhere?

-- 
Jeff Layton <jlayton@xxxxxxxxxxxxxxx>

--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Device Mapper]     [CEPH Development]
  Powered by Linux