Warning: Permanently added '10.128.0.162' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 1001.334978] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 244s!
[ 1001.343253] Showing busy workqueues and worker pools:
[ 1001.348697] workqueue events: flags=0x0
[ 1001.352788]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4
[ 1001.359876]     in-flight: 24:rtc_timer_do_work
[ 1001.364529]     pending: vmstat_shepherd, cache_reap
[ 1001.369711] workqueue events_freezable: flags=0x4
[ 1001.374559]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 1001.381473]     pending: update_balloon_stats_func
[ 1001.386441] workqueue events_power_efficient: flags=0x80
[ 1001.391878]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3
[ 1001.398793]     pending: do_cache_clean, check_lifetime
[ 1001.404198] workqueue mm_percpu_wq: flags=0x8
[ 1001.408704]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 1001.415623]     pending: vmstat_update
[ 1001.419834] workqueue dm_bufio_cache: flags=0x8
[ 1001.424518]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[ 1001.431476]     pending: work_fn
[ 1001.434947] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=244s workers=2 idle: 4622