Re: possible deadlock in rtnl_lock (4)

2018-02-08 Thread Xin Long
On Thu, Feb 8, 2018 at 9:25 PM, Dmitry Vyukov wrote: > On Thu, Feb 8, 2018 at 10:54 AM, Xin Long wrote: >> On Thu, Feb 8, 2018 at 6:58 AM, syzbot >> wrote: >>> Hello, >>> >>> syzbot hit the following crash on upstream commit >>> a2e5790d841658485d642196dbb0927303d6c22f (Wed Feb 7 06:15:42 2018 +

Re: possible deadlock in rtnl_lock (4)

2018-02-08 Thread Dmitry Vyukov
On Thu, Feb 8, 2018 at 10:54 AM, Xin Long wrote: > On Thu, Feb 8, 2018 at 6:58 AM, syzbot > wrote: >> Hello, >> >> syzbot hit the following crash on upstream commit >> a2e5790d841658485d642196dbb0927303d6c22f (Wed Feb 7 06:15:42 2018 +) >> Merge branch 'akpm' (patches from Andrew) >> >> So fa

Re: possible deadlock in rtnl_lock (4)

2018-02-08 Thread Xin Long
On Thu, Feb 8, 2018 at 6:58 AM, syzbot wrote: > Hello, > > syzbot hit the following crash on upstream commit > a2e5790d841658485d642196dbb0927303d6c22f (Wed Feb 7 06:15:42 2018 +) > Merge branch 'akpm' (patches from Andrew) > > So far this crash happened 632 times on > https://git.kernel.org/p