syzbot


general protection fault in erspan_netlink_parms
Status: fixed on 2020/05/10 10:41
Reported-by: syzbot+1b4ebf4dae4e510dd219@syzkaller.appspotmail.com
Fix commit: 32ca98feab8c net: ip_gre: Accept IFLA_INFO_DATA-less configuration
First crash: 633d, last: 632d

Cause bisection: introduced by (bisect log) :
commit e1f8f78ffe9854308b9e12a73ebe4e909074fc33
Author: Petr Machata <petrm@mellanox.com>
Date: Fri Mar 13 11:39:36 2020 +0000

  net: ip_gre: Separate ERSPAN newlink / changelink callbacks

Crash: general protection fault in erspan_netlink_parms (log)
Repro: C syz .config

Sample crash report:

Crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-this-kasan-gce 2020/03/15 23:50 net 0fda7600c2e1 749688d2 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/03/16 06:50 net 0fda7600c2e1 749688d2 .config log report
ci-upstream-net-this-kasan-gce 2020/03/16 06:49 net 0fda7600c2e1 749688d2 .config log report
ci-upstream-net-this-kasan-gce 2020/03/15 23:09 net 0fda7600c2e1 749688d2 .config log report
ci-upstream-net-this-kasan-gce 2020/03/15 21:49 net 0fda7600c2e1 749688d2 .config log report