Re: [PATCH net V2 1/1] net/smc: take sock lock in smc_ioctl()

From: Ursula Braun <redacted>
Date: Mon, 16 Jul 2018 13:56:52 +0200

From: Ursula Braun <redacted>

SMC ioctl processing requires the sock lock to work properly in
all thinkable scenarios.
Problem has been found with RaceFuzzer and fixes:
   KASAN: null-ptr-deref Read in smc_ioctl

Reported-by: Byoungyoung Lee <redacted>
Reported-by: syzbot+35b2c5aa76fd398b9fd4@syzkaller.appspotmail.com
Signed-off-by: Ursula Braun <redacted>

Applied and queued up for -stable.