[  184.381939] ==================================================================
[  184.384909] BUG: KFENCE: use-after-free write in __memset+0x84/0x188
[  184.384909] 
[  184.386492] Use-after-free write at 0x00000000203be2d1 (in kfence-#250):
[  184.389597]  __memset+0x84/0x188
[  184.390550]  kmalloc_double_kzfree+0xc8/0x1d8
[  184.392230]  kunit_try_run_case+0xf8/0x260
[  184.393646]  kunit_generic_run_threadfn_adapter+0x38/0x60
[  184.395285]  kthread+0x18c/0x1a8
[  184.396413]  ret_from_fork+0x10/0x20
[  184.397461] 
[  184.398250] kfence-#250: 0x00000000203be2d1-0x00000000c32f07e1, size=16, cache=kmalloc-16
[  184.398250] 
[  184.400457] allocated by task 210 on cpu 1 at 184.380311s:
[  184.402944]  __kmem_cache_alloc_node+0x288/0x2d0
[  184.404142]  kmalloc_trace+0x48/0x130
[  184.405414]  kmalloc_double_kzfree+0x9c/0x1d8
[  184.406756]  kunit_try_run_case+0xf8/0x260
[  184.408244]  kunit_generic_run_threadfn_adapter+0x38/0x60
[  184.409914]  kthread+0x18c/0x1a8
[  184.410948]  ret_from_fork+0x10/0x20
[  184.412049] 
[  184.412669] freed by task 210 on cpu 1 at 184.380632s:
[  184.414586]  kfree_sensitive+0x80/0xb0
[  184.415718]  kmalloc_double_kzfree+0xb8/0x1d8
[  184.416897]  kunit_try_run_case+0xf8/0x260
[  184.418251]  kunit_generic_run_threadfn_adapter+0x38/0x60
[  184.419959]  kthread+0x18c/0x1a8
[  184.420923]  ret_from_fork+0x10/0x20
[  184.422108] 
[  184.422683] CPU: 1 PID: 210 Comm: kunit_try_catch Tainted: G    B            N 6.6.76-rc1 #1
[  184.424770] Hardware name: linux,dummy-virt (DT)
[  184.426034] ==================================================================