syzbot has bisected this issue to:
commit bcd623d8e9fa5f82bbd8cd464dc418d24139157b
Author: Xin Long <lucien....@gmail.com>
Date: Thu Oct 29 07:05:05 2020 +0000
sctp: call sk_setup_caps in sctp_packet_transmit instead
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14df9cb8500000
start commit: 68bb4665 Merge branch 'l2-multicast-forwarding-for-ocelot-..
git tree: net-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=16df9cb8500000
console output: https://syzkaller.appspot.com/x/log.txt?x=12df9cb8500000
kernel config: https://syzkaller.appspot.com/x/.config?x=eac680ae76558a0e
dashboard link: https://syzkaller.appspot.com/bug?extid=5be8aebb1b7dfa90ef31
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11286398500000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11bbf398500000
Reported-by: syzbot+5be8aebb1b7dfa90e...@syzkaller.appspotmail.com
Fixes: bcd623d8e9fa ("sctp: call sk_setup_caps in sctp_packet_transmit instead")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
