Messages in this thread | | | Date | Thu, 11 Feb 2016 21:03:57 +0100 | From | Oleg Nesterov <> | Subject | Re: rwsem exit_to_usermode |
| |
On 02/10, Andy Lutomirski wrote: > > On Wed, Feb 10, 2016 at 5:05 PM, Justin Capella <justincapella@gmail.com> wrote: > > http://i.imgur.com/gKamNV3.jpg > > > > I encountered this deadlock situation, let me know if there is additional > > info I can provide, if you're interested... > > You're the second person in 24 hours to privately report a bug in that code :-/
Let me add lkml,
> This looks like it's a signal thing, not an entry/exit thing, though.
Looks like someone holds cgroup_threadgroup_rwsem for writing.
Which kernel version? It would be nice to look at sysrq-T output...
Oleg.
| |