Messages in this thread |  | | Date | Wed, 19 Oct 2016 18:17:31 +0200 | From | Michal Hocko <> | Subject | Re: [PATCH] proc: fix NULL dereference when reading /proc/<pid>/auxv |
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On Wed 19-10-16 18:12:08, Oleg Nesterov wrote: > On 10/19, Michal Hocko wrote: > > > > Why would we even want to open that file if there is no mm struct? > > Agreed this is strange, but I am not sure we can change this old > behaviour. Say, cat /proc/$pid-of-kthread/mem doesn't fail, it shows > the "empty mm".
What kind of application would break? Anything except for /proc/self/$file has to handle ESRCH already. -- Michal Hocko SUSE Labs
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