syzbot has bisected this bug to: commit 3c4d7559159bfe1e3b94df3a657b2cda3a34e218 Author: Dave Watson <davejwatson@xxxxxx> Date: Wed Jun 14 18:37:39 2017 +0000 tls: kernel TLS support bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10c2d407200000 start commit: 6915bf3b net: phy: don't allow __set_phy_supported to add .. git tree: net-next final crash: https://syzkaller.appspot.com/x/report.txt?x=12c2d407200000 console output: https://syzkaller.appspot.com/x/log.txt?x=14c2d407200000 kernel config: https://syzkaller.appspot.com/x/.config?x=28ecefa8a6e10719 dashboard link: https://syzkaller.appspot.com/bug?extid=503339bf3c9053b8a7fc syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11e6996d400000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=117e2125400000 Reported-by: syzbot+503339bf3c9053b8a7fc@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 3c4d7559159b ("tls: kernel TLS support") For information about bisection process see: https://goo.gl/tpsmEJ#bisection