IPVS: Creating netns size=2536 id=27
IPVS: Creating netns size=2536 id=28
BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 88s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x0
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=9/256
    pending: defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler, check_corruption, vmstat_shepherd
workqueue events_power_efficient: flags=0x80
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256
    pending: check_lifetime, neigh_periodic_work
workqueue netns: flags=0xe000a
  pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1
    in-flight: 6448:cleanup_net
    delayed: cleanup_net
workqueue kblockd: flags=0x18
  pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=2/256
    pending: blk_mq_requeue_work, blk_mq_timeout_work
workqueue vmstat: flags=0xc
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256
    pending: vmstat_update
workqueue dm_bufio_cache: flags=0x8
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256
    pending: work_fn
workqueue ipv6_addrconf: flags=0x40008
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1
    pending: addrconf_verify_work
pool 4: cpus=0-1 flags=0x4 nice=0 hung=0s workers=6 idle: 22 50 6 8341 1679