From: Eric Dumazet <[email protected]>
Date: Wed, 2 May 2018 14:53:39 -0700
> syzbot/KMSAN reported an uninit-value in put_cmsg(), originating
> from rds_cmsg_recv().
>
> Simply clear the structure, since we have holes there, or since
> rx_traces might be smaller than RDS_MSG_RX_DGRAM_TRACE_MAX.
...
> Fixes: 3289025aedc0 ("RDS: add receive message trace used by application")
> Signed-off-by: Eric Dumazet <[email protected]>
> Reported-by: syzbot <[email protected]>
Applied and queued up for -stable.