[   18.775428] ==================================================================
[   18.775553] BUG: KFENCE: use-after-free read in kmem_cache_destroy+0x50/0x218
[   18.775553] 
[   18.775651] Use-after-free read at 0x000000009f16f94f (in kfence-#68):
[   18.775844]  kmem_cache_destroy+0x50/0x218
[   18.775890]  kmem_cache_double_destroy+0x174/0x300
[   18.775952]  kunit_try_run_case+0x170/0x3f0
[   18.775996]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   18.776042]  kthread+0x328/0x630
[   18.776078]  ret_from_fork+0x10/0x20
[   18.776120] 
[   18.776278] kfence-#68: 0x00000000d256800a-0x0000000045a62457, size=208, cache=kmem_cache
[   18.776278] 
[   18.776464] allocated by task 215 on cpu 1 at 18.771686s (0.004708s ago):
[   18.776815]  __kmem_cache_create_args+0x178/0x280
[   18.776887]  kmem_cache_double_destroy+0xc0/0x300
[   18.776928]  kunit_try_run_case+0x170/0x3f0
[   18.776965]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   18.777011]  kthread+0x328/0x630
[   18.777042]  ret_from_fork+0x10/0x20
[   18.777114] 
[   18.777217] freed by task 215 on cpu 1 at 18.774252s (0.002898s ago):
[   18.777330]  slab_kmem_cache_release+0x38/0x50
[   18.777370]  kmem_cache_release+0x1c/0x30
[   18.777407]  kobject_put+0x17c/0x420
[   18.777474]  sysfs_slab_release+0x1c/0x30
[   18.777514]  kmem_cache_destroy+0x118/0x218
[   18.777567]  kmem_cache_double_destroy+0x128/0x300
[   18.777607]  kunit_try_run_case+0x170/0x3f0
[   18.777656]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   18.777700]  kthread+0x328/0x630
[   18.777731]  ret_from_fork+0x10/0x20
[   18.777786] 
[   18.777850] CPU: 1 UID: 0 PID: 215 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc4 #1 PREEMPT 
[   18.777935] Tainted: [B]=BAD_PAGE, [N]=TEST
[   18.777962] Hardware name: linux,dummy-virt (DT)
[   18.777999] ==================================================================