Re: Deadlock between bind and splice

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

 



On Mon, Nov 23, 2015, at 09:32, Dmitry Vyukov wrote:
> On Tue, Nov 10, 2015 at 3:59 AM, Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
> > On Tue, Nov 10, 2015 at 02:38:54AM +0000, Al Viro wrote:
> >> On Fri, Nov 06, 2015 at 07:42:15AM -0800, Eric Dumazet wrote:
> >>
> >> > Thank you for this report.
> >> >
> >> > pipe is part of fs, not net ;)
> >>
> >> AF_UNIX bind() vs. socketpair() interplay, OTOH...
> >
> > FWIW, BSD folks unlock the socket for the duration of mknod - mark it as
> > "somebody's trying to bind it" to avoid the fun with racing double bind(),
> > but that's about it.  Tempting, to be honest...
> >
> > BTW, why does unix_autobind() do allocation under ->readlock?  The allocation
> > will be normally used - that if (u->addr) return; part is just dealing with
> > an unlikely race, as far as I can see...
> 
> 
> Hello,
> 
> This is still happening periodically for me. Is there a proposed fix?
> I could test it.

No, we currently have no fix for that report. :/
--
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