[   29.799630] ==================================================================
[   29.799834] BUG: KASAN: double-free in kfree_sensitive+0x3c/0xb0
[   29.799927] Free of addr fff00000c64c1b20 by task kunit_try_catch/223
[   29.800078] 
[   29.800146] CPU: 0 UID: 0 PID: 223 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250714 #1 PREEMPT 
[   29.800382] Tainted: [B]=BAD_PAGE, [N]=TEST
[   29.800410] Hardware name: linux,dummy-virt (DT)
[   29.800442] Call trace:
[   29.800525]  show_stack+0x20/0x38 (C)
[   29.800579]  dump_stack_lvl+0x8c/0xd0
[   29.800916]  print_report+0x118/0x5d0
[   29.800980]  kasan_report_invalid_free+0xc0/0xe8
[   29.801029]  check_slab_allocation+0xd4/0x108
[   29.801091]  __kasan_slab_pre_free+0x2c/0x48
[   29.801179]  kfree+0xe8/0x3c8
[   29.801383]  kfree_sensitive+0x3c/0xb0
[   29.801499]  kmalloc_double_kzfree+0x168/0x308
[   29.801660]  kunit_try_run_case+0x170/0x3f0
[   29.801707]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   29.801757]  kthread+0x328/0x630
[   29.801805]  ret_from_fork+0x10/0x20
[   29.801883] 
[   29.801939] Allocated by task 223:
[   29.801975]  kasan_save_stack+0x3c/0x68
[   29.802163]  kasan_save_track+0x20/0x40
[   29.802206]  kasan_save_alloc_info+0x40/0x58
[   29.802244]  __kasan_kmalloc+0xd4/0xd8
[   29.802282]  __kmalloc_cache_noprof+0x16c/0x3c0
[   29.802359]  kmalloc_double_kzfree+0xb8/0x308
[   29.802543]  kunit_try_run_case+0x170/0x3f0
[   29.802689]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   29.802738]  kthread+0x328/0x630
[   29.802866]  ret_from_fork+0x10/0x20
[   29.802904] 
[   29.802922] Freed by task 223:
[   29.802981]  kasan_save_stack+0x3c/0x68
[   29.803020]  kasan_save_track+0x20/0x40
[   29.803492]  kasan_save_free_info+0x4c/0x78
[   29.803936]  __kasan_slab_free+0x6c/0x98
[   29.804125]  kfree+0x214/0x3c8
[   29.804302]  kfree_sensitive+0x80/0xb0
[   29.804446]  kmalloc_double_kzfree+0x11c/0x308
[   29.804617]  kunit_try_run_case+0x170/0x3f0
[   29.804658]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   29.804699]  kthread+0x328/0x630
[   29.804731]  ret_from_fork+0x10/0x20
[   29.804823] 
[   29.805130] The buggy address belongs to the object at fff00000c64c1b20
[   29.805130]  which belongs to the cache kmalloc-16 of size 16
[   29.805226] The buggy address is located 0 bytes inside of
[   29.805226]  16-byte region [fff00000c64c1b20, fff00000c64c1b30)
[   29.805285] 
[   29.805315] The buggy address belongs to the physical page:
[   29.805349] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xfff00000c64c1a40 pfn:0x1064c1
[   29.805561] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff)
[   29.805841] page_type: f5(slab)
[   29.806198] raw: 0bfffe0000000000 fff00000c0001640 dead000000000122 0000000000000000
[   29.806273] raw: fff00000c64c1a40 000000008080007f 00000000f5000000 0000000000000000
[   29.806360] page dumped because: kasan: bad access detected
[   29.806393] 
[   29.806411] Memory state around the buggy address:
[   29.806445]  fff00000c64c1a00: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   29.806643]  fff00000c64c1a80: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   29.806719] >fff00000c64c1b00: fa fb fc fc fa fb fc fc fc fc fc fc fc fc fc fc
[   29.806914]                                ^
[   29.806950]  fff00000c64c1b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   29.806992]  fff00000c64c1c00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   29.807225] ==================================================================

[   24.648884] ==================================================================
[   24.649544] BUG: KASAN: double-free in kfree_sensitive+0x2e/0x90
[   24.649943] Free of addr ffff8881058422a0 by task kunit_try_catch/241
[   24.650255] 
[   24.650342] CPU: 1 UID: 0 PID: 241 Comm: kunit_try_catch Tainted: G    B   W        N  6.16.0-rc6-next-20250714 #1 PREEMPT(voluntary) 
[   24.650394] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST
[   24.650407] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   24.650429] Call Trace:
[   24.650448]  <TASK>
[   24.650468]  dump_stack_lvl+0x73/0xb0
[   24.650499]  print_report+0xd1/0x610
[   24.650521]  ? __virt_addr_valid+0x1db/0x2d0
[   24.650545]  ? kasan_complete_mode_report_info+0x64/0x200
[   24.650570]  ? kfree_sensitive+0x2e/0x90
[   24.650589]  kasan_report_invalid_free+0x10a/0x130
[   24.650612]  ? kfree_sensitive+0x2e/0x90
[   24.650633]  ? kfree_sensitive+0x2e/0x90
[   24.650652]  check_slab_allocation+0x101/0x130
[   24.650696]  __kasan_slab_pre_free+0x28/0x40
[   24.650716]  kfree+0xf0/0x3f0
[   24.650738]  ? kfree_sensitive+0x2e/0x90
[   24.650780]  kfree_sensitive+0x2e/0x90
[   24.650798]  kmalloc_double_kzfree+0x19c/0x350
[   24.650821]  ? __pfx_kmalloc_double_kzfree+0x10/0x10
[   24.650843]  ? __schedule+0x10cc/0x2b60
[   24.650867]  ? __pfx_read_tsc+0x10/0x10
[   24.650888]  ? ktime_get_ts64+0x86/0x230
[   24.650912]  kunit_try_run_case+0x1a5/0x480
[   24.650934]  ? __pfx_kunit_try_run_case+0x10/0x10
[   24.651005]  ? _raw_spin_lock_irqsave+0xa1/0x100
[   24.651037]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[   24.651059]  ? __kthread_parkme+0x82/0x180
[   24.651081]  ? preempt_count_sub+0x50/0x80
[   24.651104]  ? __pfx_kunit_try_run_case+0x10/0x10
[   24.651125]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   24.651149]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[   24.651173]  kthread+0x337/0x6f0
[   24.651193]  ? trace_preempt_on+0x20/0xc0
[   24.651216]  ? __pfx_kthread+0x10/0x10
[   24.651236]  ? _raw_spin_unlock_irq+0x47/0x80
[   24.651257]  ? calculate_sigpending+0x7b/0xa0
[   24.651281]  ? __pfx_kthread+0x10/0x10
[   24.651302]  ret_from_fork+0x116/0x1d0
[   24.651320]  ? __pfx_kthread+0x10/0x10
[   24.651340]  ret_from_fork_asm+0x1a/0x30
[   24.651370]  </TASK>
[   24.651381] 
[   24.659722] Allocated by task 241:
[   24.660356]  kasan_save_stack+0x45/0x70
[   24.660583]  kasan_save_track+0x18/0x40
[   24.660851]  kasan_save_alloc_info+0x3b/0x50
[   24.661106]  __kasan_kmalloc+0xb7/0xc0
[   24.661252]  __kmalloc_cache_noprof+0x189/0x420
[   24.661401]  kmalloc_double_kzfree+0xa9/0x350
[   24.661596]  kunit_try_run_case+0x1a5/0x480
[   24.661874]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   24.662438]  kthread+0x337/0x6f0
[   24.662688]  ret_from_fork+0x116/0x1d0
[   24.662981]  ret_from_fork_asm+0x1a/0x30
[   24.663151] 
[   24.663235] Freed by task 241:
[   24.663392]  kasan_save_stack+0x45/0x70
[   24.663583]  kasan_save_track+0x18/0x40
[   24.663779]  kasan_save_free_info+0x3f/0x60
[   24.663984]  __kasan_slab_free+0x56/0x70
[   24.664164]  kfree+0x222/0x3f0
[   24.664578]  kfree_sensitive+0x67/0x90
[   24.664782]  kmalloc_double_kzfree+0x12b/0x350
[   24.664972]  kunit_try_run_case+0x1a5/0x480
[   24.665236]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   24.665488]  kthread+0x337/0x6f0
[   24.665671]  ret_from_fork+0x116/0x1d0
[   24.665862]  ret_from_fork_asm+0x1a/0x30
[   24.666112] 
[   24.666192] The buggy address belongs to the object at ffff8881058422a0
[   24.666192]  which belongs to the cache kmalloc-16 of size 16
[   24.666744] The buggy address is located 0 bytes inside of
[   24.666744]  16-byte region [ffff8881058422a0, ffff8881058422b0)
[   24.667069] 
[   24.667136] The buggy address belongs to the physical page:
[   24.667304] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105842
[   24.667648] flags: 0x200000000000000(node=0|zone=2)
[   24.667994] page_type: f5(slab)
[   24.668168] raw: 0200000000000000 ffff888100041640 dead000000000100 dead000000000122
[   24.668497] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000
[   24.668906] page dumped because: kasan: bad access detected
[   24.669495] 
[   24.669583] Memory state around the buggy address:
[   24.669905]  ffff888105842180: 00 00 fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   24.670222]  ffff888105842200: fa fb fc fc 00 06 fc fc 00 06 fc fc 00 06 fc fc
[   24.670431] >ffff888105842280: fa fb fc fc fa fb fc fc fc fc fc fc fc fc fc fc
[   24.670677]                                ^
[   24.671110]  ffff888105842300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   24.671478]  ffff888105842380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   24.671928] ==================================================================