Re: deadlock between setsockopt/getsockopt

2015-11-09 Thread Dmitry Vyukov
On Sun, Nov 8, 2015 at 6:16 PM, Eric Dumazet wrote: > On Sun, 2015-11-08 at 11:15 +0100, Dmitry Vyukov wrote: >> Hello, >> >> I've got the following deadlock report on commit >> d1e41ff11941784f469f17795a4d9425c2eb4b7a (Nov 5). >> >> >> [ INFO: possible circular locking dependency detected ] >> 4.

Re: deadlock between setsockopt/getsockopt

2015-11-08 Thread Eric Dumazet
On Sun, 2015-11-08 at 11:15 +0100, Dmitry Vyukov wrote: > Hello, > > I've got the following deadlock report on commit > d1e41ff11941784f469f17795a4d9425c2eb4b7a (Nov 5). > > > [ INFO: possible circular locking dependency detected ] > 4.3.0+ #39 Not tainted > -

deadlock between setsockopt/getsockopt

2015-11-08 Thread Dmitry Vyukov
Hello, I've got the following deadlock report on commit d1e41ff11941784f469f17795a4d9425c2eb4b7a (Nov 5). [ INFO: possible circular locking dependency detected ] 4.3.0+ #39 Not tainted --- syzkaller_execu/18311 is trying to acquire lock: (rtnl