------------[ cut here ]------------
WARNING: CPU: 0 PID: 10488 at kernel/cgroup/rstat.c:488 find_next_bit include/linux/find.h:69 [inline]
WARNING: CPU: 0 PID: 10488 at kernel/cgroup/rstat.c:488 css_rstat_exit+0x240/0x398 kernel/cgroup/rstat.c:485
Modules linked in:
CPU: 0 UID: 0 PID: 10488 Comm: kworker/0:2 Not tainted 6.16.0-syzkaller-11129-geacf91b0c78a #0 PREEMPT 
Hardware name: linux,dummy-virt (DT)
Workqueue: cgroup_destroy css_free_rwork_fn
pstate: 00000005 (nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : css_rstat_exit+0x240/0x398 kernel/cgroup/rstat.c:488
lr : css_rstat_exit+0x84/0x398 kernel/cgroup/rstat.c:482
sp : ffff8000a1437a20
x29: ffff8000a1437a20 x28: dfff800000000000 x27: ffff7fffe2f82000
x26: ffff8000871615e8 x25: 0000000000000003 x24: 0000000000000000
x23: 1fffe00001c49681 x22: 1fffe00001c49680 x21: 0000000000000000
x20: ffff00000e24b408 x19: ffff00000e24b400 x18: 0000000000000000
x17: 0000000087653d76 x16: ffff00000e24b420 x15: 0000000000000002
x14: 00000000000280f7 x13: 0000000000008000 x12: ffff700014286eff
x11: 1ffff00014286efe x10: ffff700014286efe x9 : dfff800000000000
x8 : 0000000041b58ab3 x7 : ffff700014286f1e x6 : dfff800000000000
x5 : 00000000f1f1f1f1 x4 : ffff80008024a554 x3 : ffffffffffffffff
x2 : ffff00000e24b420 x1 : ffff7fffe2f82000 x0 : 0000000000000000
Call trace:
 find_next_bit include/linux/find.h:69 [inline] (P)
 css_rstat_exit+0x240/0x398 kernel/cgroup/rstat.c:485 (P)
 css_free_rwork_fn+0x68/0xb5c kernel/cgroup/cgroup.c:5454
 process_one_work+0x7cc/0x18d4 kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x734/0xb84 kernel/workqueue.c:3400
 kthread+0x348/0x5fc kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
irq event stamp: 101132
hardirqs last  enabled at (101131): [<ffff8000854a0f60>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline]
hardirqs last  enabled at (101131): [<ffff8000854a0f60>] _raw_spin_unlock_irq+0x30/0x8c kernel/locking/spinlock.c:202
hardirqs last disabled at (101132): [<ffff80008547a838>] el1_brk64+0x1c/0x48 arch/arm64/kernel/entry-common.c:574
softirqs last  enabled at (101000): [<ffff800082672028>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (101000): [<ffff800082672028>] ptr_ring_consume_bh include/linux/ptr_ring.h:367 [inline]
softirqs last  enabled at (101000): [<ffff800082672028>] wg_packet_encrypt_worker+0x81c/0xcb8 drivers/net/wireguard/send.c:293
softirqs last disabled at (100998): [<ffff8000826718e0>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (100998): [<ffff8000826718e0>] ptr_ring_consume_bh include/linux/ptr_ring.h:365 [inline]
softirqs last disabled at (100998): [<ffff8000826718e0>] wg_packet_encrypt_worker+0xd4/0xcb8 drivers/net/wireguard/send.c:293
---[ end trace 0000000000000000 ]---