[   31.927253][  T233] openvswitch: Open vSwitch switching datapath
[   31.940500][  T232] ynl-test: entered promiscuous mode
[   31.943722][  T232] ynl-test: left promiscuous mode
[   35.943605][   T11] 
[   35.943823][   T11] =============================
[   35.943941][   T11] WARNING: suspicious RCU usage
[   35.944090][   T11] 7.0.0-rc3-virtme #1 Not tainted
[   35.944210][   T11] -----------------------------
[   35.944382][   T11] net/openvswitch/datapath.c:2666 RCU-list traversed in non-reader section!!
[   35.944578][   T11] 
[   35.944578][   T11] other info that might help us debug this:
[   35.944578][   T11] 
[   35.944791][   T11] 
[   35.944791][   T11] rcu_scheduler_active = 2, debug_locks = 1
[   35.944943][   T11] 3 locks held by kworker/0:1/11:
[   35.945048][   T11]  #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[   35.945271][   T11]  #1: ffa00000000b7d10 ((work_completion)(&(&ovs_net->masks_rebalance)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[   35.945541][   T11]  #2: ffffffffc05308e8 (ovs_mutex){+.+.}-{4:4}, at: ovs_dp_masks_rebalance+0x29/0x270 [openvswitch]
[   35.945761][   T11] 
[   35.945761][   T11] stack backtrace:
[   35.945887][   T11] CPU: 0 UID: 0 PID: 11 Comm: kworker/0:1 Not tainted 7.0.0-rc3-virtme #1 PREEMPT(full) 
[   35.945891][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.945892][   T11] Workqueue: events ovs_dp_masks_rebalance [openvswitch]
[   35.945898][   T11] Call Trace:
[   35.945899][   T11]  <TASK>
[   35.945901][   T11]  dump_stack_lvl+0x6f/0xa0
[   35.945907][   T11]  lockdep_rcu_suspicious.cold+0x4f/0xad
[   35.945913][   T11]  ovs_dp_masks_rebalance+0x226/0x270 [openvswitch]
[   35.945918][   T11]  process_one_work+0xd57/0x1390
[   35.945924][   T11]  ? pwq_dec_nr_in_flight+0x700/0x700
[   35.945926][   T11]  ? lock_acquire.part.0+0xbc/0x260
[   35.945934][   T11]  worker_thread+0x4d6/0xd40
[   35.945938][   T11]  ? rescuer_thread+0x1330/0x1330
[   35.945940][   T11]  ? __kthread_parkme+0xb3/0x200
[   35.945944][   T11]  ? rescuer_thread+0x1330/0x1330
[   35.945946][   T11]  kthread+0x30f/0x3f0
[   35.945948][   T11]  ? trace_irq_enable.constprop.0+0x13c/0x190
[   35.945952][   T11]  ? kthread_affine_node+0x150/0x150
[   35.945954][   T11]  ret_from_fork+0x472/0x6b0
[   35.945959][   T11]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[   35.945962][   T11]  ? __switch_to+0x538/0xcf0
[   35.945965][   T11]  ? kthread_affine_node+0x150/0x150
[   35.945967][   T11]  ret_from_fork_asm+0x11/0x20
[   35.945976][   T11]  </TASK>