Re: [PATCH net] dccp: do not release listeners too soon

2016-11-03 Thread David Miller
From: Eric Dumazet Date: Wed, 02 Nov 2016 17:14:41 -0700 > From: Eric Dumazet > > Andrey Konovalov reported following error while fuzzing with syzkaller : ... > It turns out DCCP calls __sk_receive_skb(), and this broke when > lookups no longer took a reference on listeners. > > Fix this issu

[PATCH net] dccp: do not release listeners too soon

2016-11-02 Thread Eric Dumazet
From: Eric Dumazet Andrey Konovalov reported following error while fuzzing with syzkaller : IPv4: Attempt to release alive inet socket 880068e98940 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: [#1] SMP KA