On 2020/07/17 1:29, Christian Brauner wrote:
> Does this need a Cc: stable?
Up to someone who applies this patch. I think this race is hard to hit.
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On Thu, Jul 16, 2020 at 05:17:56PM +0200, Michal Hocko wrote:
> On Fri 17-07-20 00:12:15, Tetsuo Handa wrote:
> > syzbot is reporting that mmput() from shrinker function has a risk of
> > deadlock [1], for delayed_uprobe_add() from update_ref_ctr() calls
> > kzalloc(GFP_KERNEL) with delayed_uprobe_
On Fri 17-07-20 00:12:15, Tetsuo Handa wrote:
> syzbot is reporting that mmput() from shrinker function has a risk of
> deadlock [1], for delayed_uprobe_add() from update_ref_ctr() calls
> kzalloc(GFP_KERNEL) with delayed_uprobe_lock held, and
> uprobe_clear_state() from __mmput() also holds delaye
syzbot is reporting that mmput() from shrinker function has a risk of
deadlock [1], for delayed_uprobe_add() from update_ref_ctr() calls
kzalloc(GFP_KERNEL) with delayed_uprobe_lock held, and
uprobe_clear_state() from __mmput() also holds delayed_uprobe_lock.
Commit a1b2289cef92ef0e ("android: bin
