BUG: workqueue leaked lock or atomic: kworker/1:6/0x00000000/17208
     last function: smc_tx_work
1 lock held by kworker/1:6/17208:
 #0: 000000000885ee42 (sk_lock-AF_SMC){+.+.}, at: lock_sock include/net/sock.h:1522 [inline]
 #0: 000000000885ee42 (sk_lock-AF_SMC){+.+.}, at: smc_tx_work+0x22/0x1d0 net/smc/smc_tx.c:577
CPU: 1 PID: 17208 Comm: kworker/1:6 Not tainted 5.2.0-rc6-next-20190626 #23
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events smc_tx_work
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 process_one_work.cold+0x8f/0xac kernel/workqueue.c:2284
 worker_thread+0x98/0xe40 kernel/workqueue.c:2415
 kthread+0x361/0x430 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:353