Re: WARNING: suspicious RCU usage in fib6_info_alloc

2018-04-18 Thread Eric Dumazet
On 04/18/2018 02:04 PM, David Ahern wrote: > On 4/18/18 3:02 PM, syzbot wrote: >> stack backtrace: >> CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 4.16.0+ #5 >> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS >> Google 01/01/2011 >> Workqueue: ipv6_addrconf

Re: WARNING: suspicious RCU usage in fib6_info_alloc

2018-04-18 Thread Eric Dumazet
On 04/18/2018 02:04 PM, David Ahern wrote: > On 4/18/18 3:02 PM, syzbot wrote: >> stack backtrace: >> CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 4.16.0+ #5 >> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS >> Google 01/01/2011 >> Workqueue: ipv6_addrconf

Re: WARNING: suspicious RCU usage in fib6_info_alloc

2018-04-18 Thread David Ahern
On 4/18/18 3:02 PM, syzbot wrote: > stack backtrace: > CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 4.16.0+ #5 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > Workqueue: ipv6_addrconf addrconf_dad_work > Call Trace: >  __dump_stack

Re: WARNING: suspicious RCU usage in fib6_info_alloc

2018-04-18 Thread David Ahern
On 4/18/18 3:02 PM, syzbot wrote: > stack backtrace: > CPU: 1 PID: 25 Comm: kworker/1:1 Not tainted 4.16.0+ #5 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > Workqueue: ipv6_addrconf addrconf_dad_work > Call Trace: >  __dump_stack

WARNING: suspicious RCU usage in fib6_info_alloc

2018-04-18 Thread syzbot
Hello, syzbot hit the following crash on net-next commit 0565de29cbd65b378147d36f9642f93a046240dc (Wed Apr 18 03:41:18 2018 +) Merge branch 'ipv6-Separate-data-structures-for-FIB-and-data-path' syzbot dashboard link: https://syzkaller.appspot.com/bug?extid=2add39b05179b31f912f So far

WARNING: suspicious RCU usage in fib6_info_alloc

2018-04-18 Thread syzbot
Hello, syzbot hit the following crash on net-next commit 0565de29cbd65b378147d36f9642f93a046240dc (Wed Apr 18 03:41:18 2018 +) Merge branch 'ipv6-Separate-data-structures-for-FIB-and-data-path' syzbot dashboard link: https://syzkaller.appspot.com/bug?extid=2add39b05179b31f912f So far