sched: DL replenish lagged too much
BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 51s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x100
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=4 refcnt=5
    pending: psi_avgs_work, 2*nsim_dev_hwstats_traffic_work, vmstat_shepherd
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=18 refcnt=19
    in-flight: 24:request_firmware_work_func for 117s
    pending: 3*psi_avgs_work, 5*ovs_dp_masks_rebalance, free_obj_work, psi_avgs_work, delayed_vfree_work, 3*nsim_dev_hwstats_traffic_work, psi_avgs_work, drm_fb_helper_damage_work, rht_deferred_worker
workqueue events_unbound: flags=0x2
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=22 refcnt=23
    in-flight: 12:cfg80211_wiphy_work for 79s cfg80211_wiphy_work ,1285:cfg80211_wiphy_work for 80s cfg80211_wiphy_work ,5170:nsim_dev_trap_report_work for 2s ,3780:cfg80211_wiphy_work for 74s cfg80211_wiphy_work ,93:linkwatch_event for 82s ,334:cfg80211_wiphy_work for 80s cfg80211_wiphy_work ,14:cfg80211_wiphy_work for 72s cfg80211_wiphy_work ,49:cfg80211_wiphy_work for 80s cfg80211_wiphy_work ,40:cfg80211_wiphy_work for 79s cfg80211_wiphy_work
    pending: toggle_allocation_gate, nsim_dev_trap_report_work, cfg80211_wiphy_work, flush_memcg_stats_dwork, 2*nsim_dev_trap_report_work
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=3 refcnt=4
    in-flight: 1284:cfg80211_wiphy_work for 73s cfg80211_wiphy_work
    pending: nsim_dev_trap_report_work
workqueue events_power_efficient: flags=0x82
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=7 refcnt=8
    in-flight: 3847:neigh_periodic_work for 63s
    pending: 2*neigh_managed_work, do_cache_clean, gc_worker, fb_flashcursor, wg_ratelimiter_gc_entries
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2
    in-flight: 5169:reg_check_chans_work for 6s
workqueue events_dfl_long: flags=0x2
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=6 refcnt=7
    pending: 6*defense_work_handler
workqueue mm_percpu_wq: flags=0x108
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2
    pending: vmstat_update
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: vmstat_update
workqueue writeback: flags=0x4a
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=4 MAYDAY
    in-flight: 33(RESCUER):wb_workfn for 1s
    pending: mayday_cursor_func
workqueue ipv6_addrconf: flags=0x6000a
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=4
    in-flight: 3344:addrconf_dad_work for 82s
workqueue bat_events: flags=0x6000a
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=45 MAYDAY
    in-flight: 2855(RESCUER):batadv_tt_purge for 17s
    inactive: 2*batadv_tt_purge, 5*batadv_iv_send_outstanding_bat_ogm_packet, 3*batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, 5*batadv_mcast_mla_update, batadv_bla_periodic_work, batadv_dat_purge, batadv_tt_purge, 6*batadv_iv_send_outstanding_bat_ogm_packet, batadv_tt_purge
workqueue wg-kex-wg0: flags=0x6
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_send_worker
workqueue wg-crypt-wg0: flags=0x128
  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=0x128
  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
workqueue wg-kex-wg2: flags=0x124
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2
    in-flight: 4804:wg_packet_handshake_receive_worker for 3s
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
  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
workqueue wg-crypt-wg0: flags=0x128
  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-kex-wg1: flags=0x6
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_send_worker
workqueue wg-crypt-wg1: flags=0x128
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2
    pending: wg_packet_encrypt_worker
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker, wg_packet_tx_worker
workqueue wg-kex-wg2: flags=0x124
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=2 refcnt=3
    in-flight: 4812:wg_packet_handshake_receive_worker for 25s
    pending: wg_packet_handshake_receive_worker
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
  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
workqueue wg-kex-wg0: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg0: flags=0x128
  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=0x128
  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
workqueue wg-kex-wg2: flags=0x124
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2
    in-flight: 4848:wg_packet_handshake_receive_worker for 2s
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-kex-wg2: flags=0x6
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_send_worker
workqueue wg-crypt-wg2: flags=0x128
  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-kex-wg0: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-kex-wg0: flags=0x6
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_send_worker
workqueue wg-crypt-wg0: flags=0x128
  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-kex-wg1: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg1: flags=0x128
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2
    pending: wg_packet_encrypt_worker
  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-kex-wg2: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker
workqueue wg-kex-wg0: flags=0x124
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2
    in-flight: 1092:wg_packet_handshake_receive_worker for 8s
workqueue wg-kex-wg0: flags=0x6
  pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2
    in-flight: 378:wg_packet_handshake_send_worker for 1s
workqueue wg-crypt-wg0: flags=0x128
  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=0x128
  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-kex-wg2: flags=0x124
  pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_worker
workqueue wg-crypt-wg2: flags=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker
pool 2: cpus=0 node=0 flags=0x2 nice=0 hung=2s workers=7 manager: 4829 idle: 9 10
pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=51s workers=8 idle: 4803 4343 867 26 4796 4883 4811
pool 8: cpus=0-1 flags=0x6 nice=0 hung=1s workers=15 manager: 5171
Showing backtraces of busy workers in stalled worker pools:
pool 6:
task:kworker/1:0     state:R  running task     stack:0     pid:24    tgid:24    ppid:2      task_flags:0x4288060 flags:0x00000010
Workqueue: events request_firmware_work_func
Call trace:
 __switch_to+0x2b4/0x6e4 arch/arm64/kernel/process.c:775 (T)
 context_switch kernel/sched/core.c:5526 [inline]
 __schedule+0x1370/0x2d80 kernel/sched/core.c:7277
 preempt_schedule_irq+0x74/0x174 kernel/sched/core.c:7599
 raw_irqentry_exit_cond_resched+0x30/0x40 kernel/entry/common.c:145
 irqentry_exit_to_kernel_mode_preempt+0x44/0x54 include/linux/irq-entry-common.h:468
 arm64_exit_to_kernel_mode_preempt+0x1c/0x38 arch/arm64/kernel/entry-common.c:69
 __el1_irq arch/arm64/kernel/entry-common.c:533 [inline]
 el1_interrupt+0x4c/0x60 arch/arm64/kernel/entry-common.c:543
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:548
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:586
 qlink_to_cache mm/kasan/quarantine.c:131 [inline] (P)
 qlist_free_all+0x88/0x120 mm/kasan/quarantine.c:176 (P)
 kasan_quarantine_reduce+0x118/0x124 mm/kasan/quarantine.c:286
 __kasan_kmalloc+0x2c/0xb4 mm/kasan/common.c:406
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __kmalloc_cache_noprof+0x2f4/0x5fc mm/slub.c:5563
 _kmalloc_noprof include/linux/slab.h:991 [inline]
 _kzalloc_noprof include/linux/slab.h:1312 [inline]
 kobject_uevent_env+0x250/0x944 lib/kobject_uevent.c:543
 kobject_uevent+0x2c/0x3c lib/kobject_uevent.c:659
 device_del+0x5f8/0x71c drivers/base/core.c:3983
 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:134 [inline]
 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:172 [inline]
 firmware_fallback_sysfs+0x330/0x930 drivers/base/firmware_loader/fallback.c:248
 _request_firmware+0xb34/0xf5c drivers/base/firmware_loader/main.c:898
 request_firmware_work_func+0xa4/0x24c drivers/base/firmware_loader/main.c:1162
 process_one_work kernel/workqueue.c:3396 [inline]
 process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3479
 worker_thread+0x798/0xbd0 kernel/workqueue.c:3560
 kthread+0x304/0x3d4 kernel/kthread.c:436
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:838