[   25.340478] ==================================================================
[   25.342287] BUG: KASAN: slab-use-after-free in kmem_cache_double_destroy+0x1bd/0x380
[   25.343221] Read of size 1 at addr ffff8881011168c0 by task kunit_try_catch/223
[   25.343628] 
[   25.343806] CPU: 1 UID: 0 PID: 223 Comm: kunit_try_catch Tainted: G    B            N 6.13.0-rc1-next-20241206 #1
[   25.346049] Tainted: [B]=BAD_PAGE, [N]=TEST
[   25.346470] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   25.348515] Call Trace:
[   25.349052]  <TASK>
[   25.349705]  dump_stack_lvl+0x73/0xb0
[   25.350741]  print_report+0xd1/0x640
[   25.351267]  ? __virt_addr_valid+0x1db/0x2d0
[   25.352047]  ? kasan_complete_mode_report_info+0x64/0x200
[   25.352798]  kasan_report+0x102/0x140
[   25.353531]  ? kmem_cache_double_destroy+0x1bd/0x380
[   25.354203]  ? kmem_cache_double_destroy+0x1bd/0x380
[   25.355098]  ? kmem_cache_double_destroy+0x1bd/0x380
[   25.355809]  __kasan_check_byte+0x3d/0x50
[   25.356373]  kmem_cache_destroy+0x25/0x1d0
[   25.356979]  kmem_cache_double_destroy+0x1bd/0x380
[   25.357590]  ? __pfx_kmem_cache_double_destroy+0x10/0x10
[   25.358515]  ? sysvec_apic_timer_interrupt+0x50/0x90
[   25.359123]  ? __pfx_empty_cache_ctor+0x10/0x10
[   25.359603]  ? __pfx_kmem_cache_double_destroy+0x10/0x10
[   25.361730]  kunit_try_run_case+0x1b3/0x490
[   25.362373]  ? __pfx_kunit_try_run_case+0x10/0x10
[   25.363535]  ? _raw_spin_lock_irqsave+0xa2/0x110
[   25.364471]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[   25.365200]  ? __kthread_parkme+0x82/0x160
[   25.366137]  ? preempt_count_sub+0x50/0x80
[   25.366602]  ? __pfx_kunit_try_run_case+0x10/0x10
[   25.367033]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[   25.367990]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   25.368905]  kthread+0x257/0x310
[   25.370032]  ? __pfx_kthread+0x10/0x10
[   25.370817]  ret_from_fork+0x41/0x80
[   25.371211]  ? __pfx_kthread+0x10/0x10
[   25.372355]  ret_from_fork_asm+0x1a/0x30
[   25.373128]  </TASK>
[   25.373327] 
[   25.373469] Allocated by task 223:
[   25.373826]  kasan_save_stack+0x3d/0x60
[   25.374232]  kasan_save_track+0x18/0x40
[   25.374800]  kasan_save_alloc_info+0x3b/0x50
[   25.375617]  __kasan_slab_alloc+0x91/0xa0
[   25.376317]  kmem_cache_alloc_noprof+0x11e/0x3e0
[   25.377234]  __kmem_cache_create_args+0x177/0x250
[   25.377687]  kmem_cache_double_destroy+0xd3/0x380
[   25.378019]  kunit_try_run_case+0x1b3/0x490
[   25.378625]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   25.379984]  kthread+0x257/0x310
[   25.381216]  ret_from_fork+0x41/0x80
[   25.381509]  ret_from_fork_asm+0x1a/0x30
[   25.382228] 
[   25.382385] Freed by task 223:
[   25.382636]  kasan_save_stack+0x3d/0x60
[   25.382866]  kasan_save_track+0x18/0x40
[   25.384017]  kasan_save_free_info+0x3f/0x60
[   25.384897]  __kasan_slab_free+0x56/0x70
[   25.385674]  kmem_cache_free+0x120/0x420
[   25.386191]  slab_kmem_cache_release+0x2e/0x40
[   25.386790]  kmem_cache_release+0x16/0x20
[   25.387847]  kobject_put+0x181/0x450
[   25.389000]  sysfs_slab_release+0x16/0x20
[   25.389861]  kmem_cache_destroy+0xf0/0x1d0
[   25.390555]  kmem_cache_double_destroy+0x14c/0x380
[   25.392012]  kunit_try_run_case+0x1b3/0x490
[   25.393394]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   25.394771]  kthread+0x257/0x310
[   25.395345]  ret_from_fork+0x41/0x80
[   25.395774]  ret_from_fork_asm+0x1a/0x30
[   25.396221] 
[   25.396378] The buggy address belongs to the object at ffff8881011168c0
[   25.396378]  which belongs to the cache kmem_cache of size 208
[   25.399558] The buggy address is located 0 bytes inside of
[   25.399558]  freed 208-byte region [ffff8881011168c0, ffff888101116990)
[   25.401124] 
[   25.401305] The buggy address belongs to the physical page:
[   25.402221] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101116
[   25.402892] flags: 0x200000000000000(node=0|zone=2)
[   25.403312] page_type: f5(slab)
[   25.403754] raw: 0200000000000000 ffff888100041000 dead000000000122 0000000000000000
[   25.405649] raw: 0000000000000000 00000000800c000c 00000000f5000000 0000000000000000
[   25.406595] page dumped because: kasan: bad access detected
[   25.407600] 
[   25.407774] Memory state around the buggy address:
[   25.408227]  ffff888101116780: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   25.410717]  ffff888101116800: fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc
[   25.411410] >ffff888101116880: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
[   25.412076]                                            ^
[   25.412586]  ffff888101116900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   25.414831]  ffff888101116980: fb fb fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   25.415755] ==================================================================