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SubjectRe: INFO: rcu detected stall in wg_packet_tx_worker
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syzbot has bisected this bug to:

commit e7096c131e5161fa3b8e52a650d7719d2857adfd
Author: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Sun Dec 8 23:27:34 2019 +0000

net: WireGuard secure network tunnel

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15258fcfe00000
start commit: b2768df2 Merge branch 'for-linus' of git://git.kernel.org/..
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=17258fcfe00000
console output: https://syzkaller.appspot.com/x/log.txt?x=13258fcfe00000
kernel config: https://syzkaller.appspot.com/x/.config?x=b7a70e992f2f9b68
dashboard link: https://syzkaller.appspot.com/bug?extid=0251e883fe39e7a0cb0a
userspace arch: i386
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15f5f47fe00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11e8efb4100000

Reported-by: syzbot+0251e883fe39e7a0cb0a@syzkaller.appspotmail.com
Fixes: e7096c131e51 ("net: WireGuard secure network tunnel")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

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