BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 39s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x0
  pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3
    in-flight: 4011:drm_fb_helper_damage_work
    pending: nsim_dev_trap_report_work
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=6 refcnt=7
    in-flight: 3590:free_obj_work
    pending: nsim_dev_hwstats_traffic_work, nsim_dev_trap_report_work, psi_avgs_work, delayed_vfree_work, free_obj_work
workqueue events_power_efficient: flags=0x82
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=4
    in-flight: 27:wg_ratelimiter_gc_entries ,1112:fb_flashcursor ,165:gc_worker
workqueue mm_percpu_wq: flags=0x8
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: vmstat_update
workqueue wg-crypt-wg0: flags=0x28
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker
workqueue wg-crypt-wg1: flags=0x28
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3
    pending: wg_packet_tx_worker, wg_packet_encrypt_worker
workqueue wg-crypt-wg2: flags=0x28
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_decrypt_worker, wg_packet_tx_worker, wg_packet_encrypt_worker
workqueue wg-crypt-wg0: flags=0x28
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker
workqueue wg-crypt-wg1: flags=0x28
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue wg-crypt-wg2: flags=0x28
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker
pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=0s workers=5 idle: 7 9 3249 3585
pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=39s workers=5 idle: 935 23 3253 3988
pool 8: cpus=0-1 flags=0x4 nice=0 hung=0s workers=7 idle: 10 958 54 3895
Showing backtraces of running workers in stalled CPU-bound worker pools:
pool 6:
task:kworker/1:5     state:R  running task     stack:0     pid:3590  tgid:3590  ppid:2      flags:0x00000008
Workqueue: events free_obj_work
Call trace:
 __switch_to+0x1c8/0x2a0 arch/arm64/kernel/process.c:553
 context_switch kernel/sched/core.c:5409 [inline]
 __schedule+0xad8/0x2b14 kernel/sched/core.c:6746
 preempt_schedule_irq+0x80/0x1a8 kernel/sched/core.c:7068
 arm64_preempt_schedule_irq+0x3c/0x54 arch/arm64/kernel/entry-common.c:301
 __el1_irq arch/arm64/kernel/entry-common.c:539 [inline]
 el1_interrupt+0x3c/0x54 arch/arm64/kernel/entry-common.c:551
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:556
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:594
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:176 [inline]
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:196 [inline]
 kasan_quarantine_put+0xa0/0x228 mm/kasan/quarantine.c:234
 __kasan_slab_free+0x30/0x44 mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:184 [inline]
 slab_free_hook mm/slub.c:2106 [inline]
 slab_free mm/slub.c:4280 [inline]
 kmem_cache_free+0x120/0x450 mm/slub.c:4344
 free_obj_work+0x31c/0x590 lib/debugobjects.c:331
 process_one_work+0x78c/0x1898 kernel/workqueue.c:3254
 process_scheduled_works kernel/workqueue.c:3335 [inline]
 worker_thread+0x764/0xc24 kernel/workqueue.c:3416
 kthread+0x27c/0x300 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860