[  182.157993] ==================================================================
[  182.160396] BUG: KFENCE: use-after-free read in kmem_cache_destroy+0x5c/0x178
[  182.160396] 
[  182.162323] Use-after-free read at 0x0000000013294b9f (in kfence-#245):
[  182.163809]  kmem_cache_destroy+0x5c/0x178
[  182.165099]  kmem_cache_double_destroy+0xd0/0x1b8
[  182.166501]  kunit_try_run_case+0xf8/0x260
[  182.168155]  kunit_generic_run_threadfn_adapter+0x38/0x60
[  182.169615]  kthread+0x18c/0x1a8
[  182.170644]  ret_from_fork+0x10/0x20
[  182.171766] 
[  182.172559] kfence-#245: 0x00000000b96a458b-0x00000000fb4c16d6, size=208, cache=kmem_cache
[  182.172559] 
[  182.175009] allocated by task 198 on cpu 1 at 182.132607s:
[  182.177233]  kmem_cache_create_usercopy+0x170/0x260
[  182.178529]  kmem_cache_create+0x24/0x38
[  182.179671]  kmem_cache_double_destroy+0xa4/0x1b8
[  182.181084]  kunit_try_run_case+0xf8/0x260
[  182.182404]  kunit_generic_run_threadfn_adapter+0x38/0x60
[  182.184529]  kthread+0x18c/0x1a8
[  182.185399]  ret_from_fork+0x10/0x20
[  182.186673] 
[  182.187314] freed by task 198 on cpu 1 at 182.152269s:
[  182.189086]  slab_kmem_cache_release+0x38/0x50
[  182.190847]  kmem_cache_release+0x1c/0x30
[  182.192201]  kobject_put+0x104/0x2d0
[  182.193292]  sysfs_slab_release+0x30/0x48
[  182.194477]  kmem_cache_destroy+0xd8/0x178
[  182.195625]  kmem_cache_double_destroy+0xc0/0x1b8
[  182.197227]  kunit_try_run_case+0xf8/0x260
[  182.198812]  kunit_generic_run_threadfn_adapter+0x38/0x60
[  182.200599]  kthread+0x18c/0x1a8
[  182.201378]  ret_from_fork+0x10/0x20
[  182.202585] 
[  182.203181] CPU: 1 PID: 198 Comm: kunit_try_catch Tainted: G    B            N 6.6.76-rc1 #1
[  182.205364] Hardware name: linux,dummy-virt (DT)
[  182.207382] ==================================================================