Re: WARNING: suspicious RCU usage in rt6_check_expired

2018-04-23 Thread David Ahern
On 4/23/18 7:31 AM, Eric Dumazet wrote: >> stack backtrace: >> CPU: 1 PID: 25958 Comm: syz-executor7 Not tainted 4.16.0+ #11 >> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS >> Google 01/01/2011 >> Call Trace: >>  __dump_stack lib/dump_stack.c:77 [inline] >>  dump_stack+0

Re: WARNING: suspicious RCU usage in rt6_check_expired

2018-04-23 Thread Eric Dumazet
On 04/23/2018 01:24 AM, syzbot wrote: > Hello, > > syzbot hit the following crash on net-next commit > 0638eb573cde5888c0886c7f35da604e5db209a6 (Sat Apr 21 20:06:14 2018 +) > Merge branch 'ipv6-Another-followup-to-the-fib6_info-change' > syzbot dashboard link: > https://syzkaller.appspot.co

WARNING: suspicious RCU usage in rt6_check_expired

2018-04-23 Thread syzbot
Hello, syzbot hit the following crash on net-next commit 0638eb573cde5888c0886c7f35da604e5db209a6 (Sat Apr 21 20:06:14 2018 +) Merge branch 'ipv6-Another-followup-to-the-fib6_info-change' syzbot dashboard link: https://syzkaller.appspot.com/bug?extid=2422c9e35796659d2273 So far this crash