Hay
Date
July 15, 2025, 11:35 a.m.

Environment
e850-96
qemu-arm64
qemu-x86_64

[   88.208893] ==================================================================
[   88.209032] BUG: KFENCE: memory corruption in test_corruption+0x1d8/0x378
[   88.209032] 
[   88.209166] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#163):
[   88.209330]  test_corruption+0x1d8/0x378
[   88.212863]  kunit_try_run_case+0x170/0x3f0
[   88.217030]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   88.222499]  kthread+0x328/0x630
[   88.225710]  ret_from_fork+0x10/0x20
[   88.229270] 
[   88.230749] kfence-#163: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   88.230749] 
[   88.239863] allocated by task 394 on cpu 4 at 88.208814s (0.031047s ago):
[   88.246646]  test_alloc+0x230/0x628
[   88.250103]  test_corruption+0x198/0x378
[   88.254009]  kunit_try_run_case+0x170/0x3f0
[   88.258176]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   88.263644]  kthread+0x328/0x630
[   88.266856]  ret_from_fork+0x10/0x20
[   88.270416] 
[   88.271893] freed by task 394 on cpu 4 at 88.208830s (0.063060s ago):
[   88.278332]  test_corruption+0x1d8/0x378
[   88.282220]  kunit_try_run_case+0x170/0x3f0
[   88.286387]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   88.291856]  kthread+0x328/0x630
[   88.295067]  ret_from_fork+0x10/0x20
[   88.298628] 
[   88.300113] CPU: 4 UID: 0 PID: 394 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   88.311223] Tainted: [B]=BAD_PAGE, [N]=TEST
[   88.315381] Hardware name: WinLink E850-96 board (DT)
[   88.320418] ==================================================================
[   87.436857] ==================================================================
[   87.436991] BUG: KFENCE: memory corruption in test_corruption+0x278/0x378
[   87.436991] 
[   87.437126] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#156):
[   87.439522]  test_corruption+0x278/0x378
[   87.443427]  kunit_try_run_case+0x170/0x3f0
[   87.447594]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   87.453062]  kthread+0x328/0x630
[   87.456275]  ret_from_fork+0x10/0x20
[   87.459833] 
[   87.461313] kfence-#156: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   87.461313] 
[   87.470950] allocated by task 392 on cpu 3 at 87.436784s (0.034162s ago):
[   87.477730]  test_alloc+0x29c/0x628
[   87.481187]  test_corruption+0xdc/0x378
[   87.485007]  kunit_try_run_case+0x170/0x3f0
[   87.489173]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   87.494642]  kthread+0x328/0x630
[   87.497854]  ret_from_fork+0x10/0x20
[   87.501414] 
[   87.502889] freed by task 392 on cpu 3 at 87.436800s (0.066087s ago):
[   87.509329]  test_corruption+0x278/0x378
[   87.513218]  kunit_try_run_case+0x170/0x3f0
[   87.517385]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   87.522853]  kthread+0x328/0x630
[   87.526065]  ret_from_fork+0x10/0x20
[   87.529626] 
[   87.531111] CPU: 3 UID: 0 PID: 392 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   87.542218] Tainted: [B]=BAD_PAGE, [N]=TEST
[   87.546379] Hardware name: WinLink E850-96 board (DT)
[   87.551416] ==================================================================
[   87.984899] ==================================================================
[   87.985037] BUG: KFENCE: memory corruption in test_corruption+0x120/0x378
[   87.985037] 
[   87.985171] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#161):
[   87.987570]  test_corruption+0x120/0x378
[   87.991473]  kunit_try_run_case+0x170/0x3f0
[   87.995639]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   88.001108]  kthread+0x328/0x630
[   88.004319]  ret_from_fork+0x10/0x20
[   88.007878] 
[   88.009358] kfence-#161: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   88.009358] 
[   88.018472] allocated by task 394 on cpu 4 at 87.984825s (0.033645s ago):
[   88.025254]  test_alloc+0x230/0x628
[   88.028712]  test_corruption+0xdc/0x378
[   88.032531]  kunit_try_run_case+0x170/0x3f0
[   88.036698]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   88.042167]  kthread+0x328/0x630
[   88.045378]  ret_from_fork+0x10/0x20
[   88.048939] 
[   88.050417] freed by task 394 on cpu 4 at 87.984841s (0.065572s ago):
[   88.056854]  test_corruption+0x120/0x378
[   88.060743]  kunit_try_run_case+0x170/0x3f0
[   88.064909]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   88.070378]  kthread+0x328/0x630
[   88.073590]  ret_from_fork+0x10/0x20
[   88.077150] 
[   88.078636] CPU: 4 UID: 0 PID: 394 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   88.089747] Tainted: [B]=BAD_PAGE, [N]=TEST
[   88.093903] Hardware name: WinLink E850-96 board (DT)
[   88.098940] ==================================================================
[   87.764907] ==================================================================
[   87.765042] BUG: KFENCE: memory corruption in test_corruption+0x284/0x378
[   87.765042] 
[   87.765179] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#159):
[   87.765339]  test_corruption+0x284/0x378
[   87.768874]  kunit_try_run_case+0x170/0x3f0
[   87.773041]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   87.778509]  kthread+0x328/0x630
[   87.781721]  ret_from_fork+0x10/0x20
[   87.785280] 
[   87.786759] kfence-#159: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   87.786759] 
[   87.796395] allocated by task 392 on cpu 3 at 87.764832s (0.031561s ago):
[   87.803177]  test_alloc+0x29c/0x628
[   87.806634]  test_corruption+0x198/0x378
[   87.810540]  kunit_try_run_case+0x170/0x3f0
[   87.814707]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   87.820175]  kthread+0x328/0x630
[   87.823387]  ret_from_fork+0x10/0x20
[   87.826948] 
[   87.828426] freed by task 392 on cpu 3 at 87.764848s (0.063574s ago):
[   87.834863]  test_corruption+0x284/0x378
[   87.838751]  kunit_try_run_case+0x170/0x3f0
[   87.842918]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   87.848387]  kthread+0x328/0x630
[   87.851598]  ret_from_fork+0x10/0x20
[   87.855159] 
[   87.856645] CPU: 3 UID: 0 PID: 392 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   87.867753] Tainted: [B]=BAD_PAGE, [N]=TEST
[   87.871912] Hardware name: WinLink E850-96 board (DT)
[   87.876949] ==================================================================

[   36.554179] ==================================================================
[   36.554277] BUG: KFENCE: memory corruption in test_corruption+0x120/0x378
[   36.554277] 
[   36.554344] Corrupted memory at 0x00000000e6ccf6bc [ ! . . . . . . . . . . . . . . . ] (in kfence-#143):
[   36.554669]  test_corruption+0x120/0x378
[   36.554718]  kunit_try_run_case+0x170/0x3f0
[   36.554761]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.554806]  kthread+0x328/0x630
[   36.554844]  ret_from_fork+0x10/0x20
[   36.554885] 
[   36.554908] kfence-#143: 0x000000008bb1148e-0x000000005cc069ec, size=32, cache=test
[   36.554908] 
[   36.554963] allocated by task 345 on cpu 0 at 36.554027s (0.000931s ago):
[   36.555026]  test_alloc+0x230/0x628
[   36.555066]  test_corruption+0xdc/0x378
[   36.555112]  kunit_try_run_case+0x170/0x3f0
[   36.555153]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.555196]  kthread+0x328/0x630
[   36.555232]  ret_from_fork+0x10/0x20
[   36.555271] 
[   36.555293] freed by task 345 on cpu 0 at 36.554088s (0.001202s ago):
[   36.555355]  test_corruption+0x120/0x378
[   36.555399]  kunit_try_run_case+0x170/0x3f0
[   36.555447]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.555490]  kthread+0x328/0x630
[   36.555525]  ret_from_fork+0x10/0x20
[   36.555564] 
[   36.555607] CPU: 0 UID: 0 PID: 345 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   36.555684] Tainted: [B]=BAD_PAGE, [N]=TEST
[   36.555714] Hardware name: linux,dummy-virt (DT)
[   36.555748] ==================================================================
[   36.346328] ==================================================================
[   36.346410] BUG: KFENCE: memory corruption in test_corruption+0x284/0x378
[   36.346410] 
[   36.346487] Corrupted memory at 0x0000000012a5ba25 [ ! ] (in kfence-#141):
[   36.346613]  test_corruption+0x284/0x378
[   36.346662]  kunit_try_run_case+0x170/0x3f0
[   36.346702]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.346749]  kthread+0x328/0x630
[   36.346786]  ret_from_fork+0x10/0x20
[   36.346827] 
[   36.346851] kfence-#141: 0x0000000019bd46ad-0x00000000000a3bd2, size=32, cache=kmalloc-32
[   36.346851] 
[   36.346906] allocated by task 343 on cpu 0 at 36.346059s (0.000843s ago):
[   36.346967]  test_alloc+0x29c/0x628
[   36.347009]  test_corruption+0x198/0x378
[   36.347050]  kunit_try_run_case+0x170/0x3f0
[   36.347090]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.347141]  kthread+0x328/0x630
[   36.347176]  ret_from_fork+0x10/0x20
[   36.347216] 
[   36.347238] freed by task 343 on cpu 0 at 36.346156s (0.001079s ago):
[   36.347301]  test_corruption+0x284/0x378
[   36.347342]  kunit_try_run_case+0x170/0x3f0
[   36.347380]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.347423]  kthread+0x328/0x630
[   36.347470]  ret_from_fork+0x10/0x20
[   36.347509] 
[   36.347553] CPU: 0 UID: 0 PID: 343 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   36.347632] Tainted: [B]=BAD_PAGE, [N]=TEST
[   36.347667] Hardware name: linux,dummy-virt (DT)
[   36.347703] ==================================================================
[   36.762190] ==================================================================
[   36.762281] BUG: KFENCE: memory corruption in test_corruption+0x1d8/0x378
[   36.762281] 
[   36.762345] Corrupted memory at 0x000000007b446c25 [ ! ] (in kfence-#145):
[   36.762472]  test_corruption+0x1d8/0x378
[   36.762521]  kunit_try_run_case+0x170/0x3f0
[   36.762562]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.762607]  kthread+0x328/0x630
[   36.762644]  ret_from_fork+0x10/0x20
[   36.762685] 
[   36.762708] kfence-#145: 0x0000000093171a28-0x00000000eb489662, size=32, cache=test
[   36.762708] 
[   36.762762] allocated by task 345 on cpu 0 at 36.762044s (0.000715s ago):
[   36.762822]  test_alloc+0x230/0x628
[   36.762864]  test_corruption+0x198/0x378
[   36.762906]  kunit_try_run_case+0x170/0x3f0
[   36.762946]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.762989]  kthread+0x328/0x630
[   36.763025]  ret_from_fork+0x10/0x20
[   36.763065] 
[   36.763089] freed by task 345 on cpu 0 at 36.762101s (0.000984s ago):
[   36.763155]  test_corruption+0x1d8/0x378
[   36.763197]  kunit_try_run_case+0x170/0x3f0
[   36.763236]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.763280]  kthread+0x328/0x630
[   36.763315]  ret_from_fork+0x10/0x20
[   36.763355] 
[   36.763395] CPU: 0 UID: 0 PID: 345 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   36.763483] Tainted: [B]=BAD_PAGE, [N]=TEST
[   36.763513] Hardware name: linux,dummy-virt (DT)
[   36.763546] ==================================================================
[   36.242398] ==================================================================
[   36.242533] BUG: KFENCE: memory corruption in test_corruption+0x278/0x378
[   36.242533] 
[   36.242608] Corrupted memory at 0x0000000037f7c8de [ ! . . . . . . . . . . . . . . . ] (in kfence-#140):
[   36.243728]  test_corruption+0x278/0x378
[   36.243785]  kunit_try_run_case+0x170/0x3f0
[   36.243830]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.243874]  kthread+0x328/0x630
[   36.243915]  ret_from_fork+0x10/0x20
[   36.243958] 
[   36.243981] kfence-#140: 0x00000000b97bb9f4-0x000000005cb0dd19, size=32, cache=kmalloc-32
[   36.243981] 
[   36.244042] allocated by task 343 on cpu 0 at 36.242090s (0.001948s ago):
[   36.244106]  test_alloc+0x29c/0x628
[   36.244149]  test_corruption+0xdc/0x378
[   36.244191]  kunit_try_run_case+0x170/0x3f0
[   36.244231]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.244274]  kthread+0x328/0x630
[   36.244309]  ret_from_fork+0x10/0x20
[   36.244350] 
[   36.244373] freed by task 343 on cpu 0 at 36.242188s (0.002182s ago):
[   36.244447]  test_corruption+0x278/0x378
[   36.244488]  kunit_try_run_case+0x170/0x3f0
[   36.244526]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   36.244569]  kthread+0x328/0x630
[   36.244604]  ret_from_fork+0x10/0x20
[   36.244643] 
[   36.244693] CPU: 0 UID: 0 PID: 343 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT 
[   36.244771] Tainted: [B]=BAD_PAGE, [N]=TEST
[   36.244801] Hardware name: linux,dummy-virt (DT)
[   36.244836] ==================================================================

[   30.605999] ==================================================================
[   30.606464] BUG: KFENCE: memory corruption in test_corruption+0x131/0x3e0
[   30.606464] 
[   30.606924] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#109):
[   30.607524]  test_corruption+0x131/0x3e0
[   30.607702]  kunit_try_run_case+0x1a5/0x480
[   30.607913]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.608187]  kthread+0x337/0x6f0
[   30.608343]  ret_from_fork+0x116/0x1d0
[   30.608562]  ret_from_fork_asm+0x1a/0x30
[   30.608787] 
[   30.608879] kfence-#109: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   30.608879] 
[   30.609183] allocated by task 361 on cpu 1 at 30.605864s (0.003316s ago):
[   30.609526]  test_alloc+0x2a6/0x10f0
[   30.609741]  test_corruption+0xe6/0x3e0
[   30.609924]  kunit_try_run_case+0x1a5/0x480
[   30.610125]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.610319]  kthread+0x337/0x6f0
[   30.610512]  ret_from_fork+0x116/0x1d0
[   30.610706]  ret_from_fork_asm+0x1a/0x30
[   30.610903] 
[   30.611011] freed by task 361 on cpu 1 at 30.605919s (0.005090s ago):
[   30.611260]  test_corruption+0x131/0x3e0
[   30.611472]  kunit_try_run_case+0x1a5/0x480
[   30.611669]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.611966]  kthread+0x337/0x6f0
[   30.612125]  ret_from_fork+0x116/0x1d0
[   30.612316]  ret_from_fork_asm+0x1a/0x30
[   30.612558] 
[   30.612685] CPU: 1 UID: 0 PID: 361 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT(voluntary) 
[   30.613217] Tainted: [B]=BAD_PAGE, [N]=TEST
[   30.613429] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   30.613856] ==================================================================
[   30.190108] ==================================================================
[   30.190566] BUG: KFENCE: memory corruption in test_corruption+0x2d2/0x3e0
[   30.190566] 
[   30.190934] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#105):
[   30.191753]  test_corruption+0x2d2/0x3e0
[   30.191976]  kunit_try_run_case+0x1a5/0x480
[   30.192214]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.192409]  kthread+0x337/0x6f0
[   30.192599]  ret_from_fork+0x116/0x1d0
[   30.192830]  ret_from_fork_asm+0x1a/0x30
[   30.193020] 
[   30.193097] kfence-#105: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   30.193097] 
[   30.193524] allocated by task 359 on cpu 0 at 30.189852s (0.003669s ago):
[   30.193896]  test_alloc+0x364/0x10f0
[   30.194082]  test_corruption+0xe6/0x3e0
[   30.194240]  kunit_try_run_case+0x1a5/0x480
[   30.194452]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.194684]  kthread+0x337/0x6f0
[   30.194868]  ret_from_fork+0x116/0x1d0
[   30.195019]  ret_from_fork_asm+0x1a/0x30
[   30.195161] 
[   30.195233] freed by task 359 on cpu 0 at 30.189932s (0.005298s ago):
[   30.195567]  test_corruption+0x2d2/0x3e0
[   30.195837]  kunit_try_run_case+0x1a5/0x480
[   30.195987]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.196175]  kthread+0x337/0x6f0
[   30.196351]  ret_from_fork+0x116/0x1d0
[   30.196556]  ret_from_fork_asm+0x1a/0x30
[   30.196930] 
[   30.197052] CPU: 0 UID: 0 PID: 359 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT(voluntary) 
[   30.197546] Tainted: [B]=BAD_PAGE, [N]=TEST
[   30.197739] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   30.198116] ==================================================================
[   30.917941] ==================================================================
[   30.918329] BUG: KFENCE: memory corruption in test_corruption+0x216/0x3e0
[   30.918329] 
[   30.918724] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#112):
[   30.919115]  test_corruption+0x216/0x3e0
[   30.919307]  kunit_try_run_case+0x1a5/0x480
[   30.919540]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.919764]  kthread+0x337/0x6f0
[   30.919945]  ret_from_fork+0x116/0x1d0
[   30.920074]  ret_from_fork_asm+0x1a/0x30
[   30.920271] 
[   30.920389] kfence-#112: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   30.920389] 
[   30.920828] allocated by task 361 on cpu 1 at 30.917817s (0.003009s ago):
[   30.921075]  test_alloc+0x2a6/0x10f0
[   30.921279]  test_corruption+0x1cb/0x3e0
[   30.921427]  kunit_try_run_case+0x1a5/0x480
[   30.921684]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.921906]  kthread+0x337/0x6f0
[   30.922050]  ret_from_fork+0x116/0x1d0
[   30.922250]  ret_from_fork_asm+0x1a/0x30
[   30.922442] 
[   30.922574] freed by task 361 on cpu 1 at 30.917862s (0.004709s ago):
[   30.922832]  test_corruption+0x216/0x3e0
[   30.923019]  kunit_try_run_case+0x1a5/0x480
[   30.923218]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.923480]  kthread+0x337/0x6f0
[   30.923644]  ret_from_fork+0x116/0x1d0
[   30.923768]  ret_from_fork_asm+0x1a/0x30
[   30.923898] 
[   30.923987] CPU: 1 UID: 0 PID: 361 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT(voluntary) 
[   30.924552] Tainted: [B]=BAD_PAGE, [N]=TEST
[   30.924780] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   30.925209] ==================================================================
[   30.294072] ==================================================================
[   30.294442] BUG: KFENCE: memory corruption in test_corruption+0x2df/0x3e0
[   30.294442] 
[   30.294818] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#106):
[   30.295203]  test_corruption+0x2df/0x3e0
[   30.295418]  kunit_try_run_case+0x1a5/0x480
[   30.295656]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.295862]  kthread+0x337/0x6f0
[   30.296026]  ret_from_fork+0x116/0x1d0
[   30.296230]  ret_from_fork_asm+0x1a/0x30
[   30.296421] 
[   30.296522] kfence-#106: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   30.296522] 
[   30.297023] allocated by task 359 on cpu 0 at 30.293838s (0.003182s ago):
[   30.297353]  test_alloc+0x364/0x10f0
[   30.297504]  test_corruption+0x1cb/0x3e0
[   30.297656]  kunit_try_run_case+0x1a5/0x480
[   30.297858]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.298119]  kthread+0x337/0x6f0
[   30.298289]  ret_from_fork+0x116/0x1d0
[   30.298441]  ret_from_fork_asm+0x1a/0x30
[   30.298597] 
[   30.298788] freed by task 359 on cpu 0 at 30.293911s (0.004874s ago):
[   30.299113]  test_corruption+0x2df/0x3e0
[   30.299300]  kunit_try_run_case+0x1a5/0x480
[   30.299508]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   30.299763]  kthread+0x337/0x6f0
[   30.299940]  ret_from_fork+0x116/0x1d0
[   30.300108]  ret_from_fork_asm+0x1a/0x30
[   30.300300] 
[   30.300409] CPU: 0 UID: 0 PID: 359 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc6-next-20250715 #1 PREEMPT(voluntary) 
[   30.300926] Tainted: [B]=BAD_PAGE, [N]=TEST
[   30.301065] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   30.301335] ==================================================================