Hay
Date
April 22, 2025, 11:09 a.m.

Environment
qemu-arm64
qemu-x86_64
rk3399-rock-pi-4b

[   24.239409] ==================================================================
[   24.239557] BUG: KFENCE: memory corruption in test_corruption+0x284/0x378
[   24.239557] 
[   24.240366] Corrupted memory at 0x00000000e2c62448 [ ! ] (in kfence-#121):
[   24.241131]  test_corruption+0x284/0x378
[   24.241279]  kunit_try_run_case+0x170/0x3f0
[   24.241392]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.241503]  kthread+0x328/0x630
[   24.241609]  ret_from_fork+0x10/0x20
[   24.241707] 
[   24.241762] kfence-#121: 0x000000005a91cbe5-0x0000000026a3478e, size=32, cache=kmalloc-32
[   24.241762] 
[   24.241890] allocated by task 313 on cpu 0 at 24.237867s (0.004014s ago):
[   24.242024]  test_alloc+0x29c/0x628
[   24.242133]  test_corruption+0x198/0x378
[   24.242242]  kunit_try_run_case+0x170/0x3f0
[   24.242350]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.242487]  kthread+0x328/0x630
[   24.242577]  ret_from_fork+0x10/0x20
[   24.242657] 
[   24.242704] freed by task 313 on cpu 0 at 24.238260s (0.004438s ago):
[   24.242896]  test_corruption+0x284/0x378
[   24.242988]  kunit_try_run_case+0x170/0x3f0
[   24.243237]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.243509]  kthread+0x328/0x630
[   24.243764]  ret_from_fork+0x10/0x20
[   24.244014] 
[   24.244154] CPU: 0 UID: 0 PID: 313 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   24.244355] Tainted: [B]=BAD_PAGE, [N]=TEST
[   24.244418] Hardware name: linux,dummy-virt (DT)
[   24.244479] ==================================================================
[   24.548024] ==================================================================
[   24.548147] BUG: KFENCE: memory corruption in test_corruption+0x120/0x378
[   24.548147] 
[   24.548220] Corrupted memory at 0x00000000713b9bdd [ ! . . . . . . . . . . . . . . . ] (in kfence-#124):
[   24.548557]  test_corruption+0x120/0x378
[   24.548611]  kunit_try_run_case+0x170/0x3f0
[   24.548660]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.548707]  kthread+0x328/0x630
[   24.548751]  ret_from_fork+0x10/0x20
[   24.548794] 
[   24.548820] kfence-#124: 0x00000000ee0b8114-0x000000006a102c49, size=32, cache=test
[   24.548820] 
[   24.548879] allocated by task 315 on cpu 0 at 24.547864s (0.001010s ago):
[   24.548947]  test_alloc+0x230/0x628
[   24.548992]  test_corruption+0xdc/0x378
[   24.549035]  kunit_try_run_case+0x170/0x3f0
[   24.549080]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.549129]  kthread+0x328/0x630
[   24.549170]  ret_from_fork+0x10/0x20
[   24.549211] 
[   24.549236] freed by task 315 on cpu 0 at 24.547927s (0.001305s ago):
[   24.549301]  test_corruption+0x120/0x378
[   24.549343]  kunit_try_run_case+0x170/0x3f0
[   24.549388]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.549438]  kthread+0x328/0x630
[   24.549490]  ret_from_fork+0x10/0x20
[   24.549543] 
[   24.549606] CPU: 0 UID: 0 PID: 315 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   24.549692] Tainted: [B]=BAD_PAGE, [N]=TEST
[   24.549723] Hardware name: linux,dummy-virt (DT)
[   24.549760] ==================================================================
[   24.029163] ==================================================================
[   24.029356] BUG: KFENCE: memory corruption in test_corruption+0x278/0x378
[   24.029356] 
[   24.029483] Corrupted memory at 0x00000000c2a812d5 [ ! . . . . . . . . . . . . . . . ] (in kfence-#119):
[   24.030797]  test_corruption+0x278/0x378
[   24.031199]  kunit_try_run_case+0x170/0x3f0
[   24.031397]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.031725]  kthread+0x328/0x630
[   24.031892]  ret_from_fork+0x10/0x20
[   24.032166] 
[   24.032314] kfence-#119: 0x0000000089dcae07-0x00000000181d0cc5, size=32, cache=kmalloc-32
[   24.032314] 
[   24.032671] allocated by task 313 on cpu 0 at 24.028598s (0.003959s ago):
[   24.032884]  test_alloc+0x29c/0x628
[   24.033023]  test_corruption+0xdc/0x378
[   24.033113]  kunit_try_run_case+0x170/0x3f0
[   24.033201]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.033476]  kthread+0x328/0x630
[   24.033737]  ret_from_fork+0x10/0x20
[   24.034089] 
[   24.034173] freed by task 313 on cpu 0 at 24.028777s (0.005385s ago):
[   24.034599]  test_corruption+0x278/0x378
[   24.034732]  kunit_try_run_case+0x170/0x3f0
[   24.034829]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.035072]  kthread+0x328/0x630
[   24.035187]  ret_from_fork+0x10/0x20
[   24.035481] 
[   24.035633] CPU: 0 UID: 0 PID: 313 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   24.035993] Tainted: [B]=BAD_PAGE, [N]=TEST
[   24.036074] Hardware name: linux,dummy-virt (DT)
[   24.036138] ==================================================================
[   24.652082] ==================================================================
[   24.652203] BUG: KFENCE: memory corruption in test_corruption+0x1d8/0x378
[   24.652203] 
[   24.652271] Corrupted memory at 0x00000000a22da401 [ ! ] (in kfence-#125):
[   24.652393]  test_corruption+0x1d8/0x378
[   24.652439]  kunit_try_run_case+0x170/0x3f0
[   24.652488]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.652554]  kthread+0x328/0x630
[   24.652605]  ret_from_fork+0x10/0x20
[   24.652646] 
[   24.652672] kfence-#125: 0x000000007cca5dfd-0x000000003587d180, size=32, cache=test
[   24.652672] 
[   24.652728] allocated by task 315 on cpu 0 at 24.651924s (0.000800s ago):
[   24.652790]  test_alloc+0x230/0x628
[   24.652831]  test_corruption+0x198/0x378
[   24.652869]  kunit_try_run_case+0x170/0x3f0
[   24.652910]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.652952]  kthread+0x328/0x630
[   24.652991]  ret_from_fork+0x10/0x20
[   24.653029] 
[   24.653054] freed by task 315 on cpu 0 at 24.651987s (0.001063s ago):
[   24.653111]  test_corruption+0x1d8/0x378
[   24.653150]  kunit_try_run_case+0x170/0x3f0
[   24.653191]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.653233]  kthread+0x328/0x630
[   24.653272]  ret_from_fork+0x10/0x20
[   24.653310] 
[   24.653363] CPU: 0 UID: 0 PID: 315 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   24.653443] Tainted: [B]=BAD_PAGE, [N]=TEST
[   24.653484] Hardware name: linux,dummy-virt (DT)
[   24.653525] ==================================================================

[   28.163395] ==================================================================
[   28.163982] BUG: KFENCE: memory corruption in test_corruption+0x131/0x3e0
[   28.163982] 
[   28.165456] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#114):
[   28.168940]  test_corruption+0x131/0x3e0
[   28.170194]  kunit_try_run_case+0x1a5/0x480
[   28.171261]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.171603]  kthread+0x337/0x6f0
[   28.171867]  ret_from_fork+0x41/0x80
[   28.172987]  ret_from_fork_asm+0x1a/0x30
[   28.173446] 
[   28.173725] kfence-#114: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   28.173725] 
[   28.174422] allocated by task 333 on cpu 0 at 28.163191s (0.011225s ago):
[   28.175156]  test_alloc+0x2a6/0x10f0
[   28.175620]  test_corruption+0xe6/0x3e0
[   28.176065]  kunit_try_run_case+0x1a5/0x480
[   28.176624]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.177132]  kthread+0x337/0x6f0
[   28.177635]  ret_from_fork+0x41/0x80
[   28.178076]  ret_from_fork_asm+0x1a/0x30
[   28.178527] 
[   28.178770] freed by task 333 on cpu 0 at 28.163276s (0.015488s ago):
[   28.179505]  test_corruption+0x131/0x3e0
[   28.179872]  kunit_try_run_case+0x1a5/0x480
[   28.180338]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.180885]  kthread+0x337/0x6f0
[   28.181291]  ret_from_fork+0x41/0x80
[   28.181794]  ret_from_fork_asm+0x1a/0x30
[   28.182188] 
[   28.182523] CPU: 0 UID: 0 PID: 333 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT(voluntary) 
[   28.183504] Tainted: [B]=BAD_PAGE, [N]=TEST
[   28.183895] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   28.184721] ==================================================================
[   28.058544] ==================================================================
[   28.059108] BUG: KFENCE: memory corruption in test_corruption+0x2df/0x3e0
[   28.059108] 
[   28.059814] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#113):
[   28.060497]  test_corruption+0x2df/0x3e0
[   28.060853]  kunit_try_run_case+0x1a5/0x480
[   28.061304]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.061960]  kthread+0x337/0x6f0
[   28.062365]  ret_from_fork+0x41/0x80
[   28.062884]  ret_from_fork_asm+0x1a/0x30
[   28.063259] 
[   28.063507] kfence-#113: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   28.063507] 
[   28.064430] allocated by task 331 on cpu 1 at 28.058107s (0.006318s ago):
[   28.065032]  test_alloc+0x364/0x10f0
[   28.065437]  test_corruption+0x1cb/0x3e0
[   28.065980]  kunit_try_run_case+0x1a5/0x480
[   28.066318]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.066923]  kthread+0x337/0x6f0
[   28.067256]  ret_from_fork+0x41/0x80
[   28.067834]  ret_from_fork_asm+0x1a/0x30
[   28.068195] 
[   28.068392] freed by task 331 on cpu 1 at 28.058267s (0.010119s ago):
[   28.068916]  test_corruption+0x2df/0x3e0
[   28.069401]  kunit_try_run_case+0x1a5/0x480
[   28.069961]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.070372]  kthread+0x337/0x6f0
[   28.070783]  ret_from_fork+0x41/0x80
[   28.071205]  ret_from_fork_asm+0x1a/0x30
[   28.071813] 
[   28.072063] CPU: 1 UID: 0 PID: 331 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT(voluntary) 
[   28.073022] Tainted: [B]=BAD_PAGE, [N]=TEST
[   28.073349] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   28.074280] ==================================================================
[   28.578324] ==================================================================
[   28.578973] BUG: KFENCE: memory corruption in test_corruption+0x216/0x3e0
[   28.578973] 
[   28.580225] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#118):
[   28.580946]  test_corruption+0x216/0x3e0
[   28.581371]  kunit_try_run_case+0x1a5/0x480
[   28.581827]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.582842]  kthread+0x337/0x6f0
[   28.583142]  ret_from_fork+0x41/0x80
[   28.583561]  ret_from_fork_asm+0x1a/0x30
[   28.583914] 
[   28.584160] kfence-#118: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   28.584160] 
[   28.584870] allocated by task 333 on cpu 0 at 28.578099s (0.006765s ago):
[   28.585732]  test_alloc+0x2a6/0x10f0
[   28.586597]  test_corruption+0x1cb/0x3e0
[   28.587318]  kunit_try_run_case+0x1a5/0x480
[   28.587919]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.588425]  kthread+0x337/0x6f0
[   28.588871]  ret_from_fork+0x41/0x80
[   28.589346]  ret_from_fork_asm+0x1a/0x30
[   28.590088] 
[   28.590305] freed by task 333 on cpu 0 at 28.578178s (0.012120s ago):
[   28.591244]  test_corruption+0x216/0x3e0
[   28.591966]  kunit_try_run_case+0x1a5/0x480
[   28.592584]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   28.593260]  kthread+0x337/0x6f0
[   28.594033]  ret_from_fork+0x41/0x80
[   28.594378]  ret_from_fork_asm+0x1a/0x30
[   28.594863] 
[   28.595549] CPU: 0 UID: 0 PID: 333 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT(voluntary) 
[   28.596316] Tainted: [B]=BAD_PAGE, [N]=TEST
[   28.596783] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   28.597822] ==================================================================
[   27.954448] ==================================================================
[   27.955073] BUG: KFENCE: memory corruption in test_corruption+0x2d2/0x3e0
[   27.955073] 
[   27.955767] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#112):
[   27.957514]  test_corruption+0x2d2/0x3e0
[   27.957924]  kunit_try_run_case+0x1a5/0x480
[   27.958368]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   27.958828]  kthread+0x337/0x6f0
[   27.959215]  ret_from_fork+0x41/0x80
[   27.959689]  ret_from_fork_asm+0x1a/0x30
[   27.960102] 
[   27.960347] kfence-#112: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   27.960347] 
[   27.961123] allocated by task 331 on cpu 1 at 27.954070s (0.007048s ago):
[   27.961787]  test_alloc+0x364/0x10f0
[   27.962286]  test_corruption+0xe6/0x3e0
[   27.962764]  kunit_try_run_case+0x1a5/0x480
[   27.963143]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   27.963693]  kthread+0x337/0x6f0
[   27.964014]  ret_from_fork+0x41/0x80
[   27.964413]  ret_from_fork_asm+0x1a/0x30
[   27.964772] 
[   27.964949] freed by task 331 on cpu 1 at 27.954209s (0.010734s ago):
[   27.965625]  test_corruption+0x2d2/0x3e0
[   27.966036]  kunit_try_run_case+0x1a5/0x480
[   27.966518]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   27.966982]  kthread+0x337/0x6f0
[   27.967353]  ret_from_fork+0x41/0x80
[   27.967754]  ret_from_fork_asm+0x1a/0x30
[   27.968081] 
[   27.968318] CPU: 1 UID: 0 PID: 331 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT(voluntary) 
[   27.969310] Tainted: [B]=BAD_PAGE, [N]=TEST
[   27.969706] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   27.970502] ==================================================================

[   27.457882] ==================================================================
[   27.458548] BUG: KFENCE: memory corruption in test_corruption+0x120/0x378
[   27.458548] 
[   27.459283] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#119):
[   27.460193]  test_corruption+0x120/0x378
[   27.460548]  kunit_try_run_case+0x170/0x3f0
[   27.460930]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.461424]  kthread+0x328/0x630
[   27.461722]  ret_from_fork+0x10/0x20
[   27.462048] 
[   27.462187] kfence-#119: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   27.462187] 
[   27.462994] allocated by task 371 on cpu 4 at 27.457841s (0.005153s ago):
[   27.463600]  test_alloc+0x230/0x628
[   27.463915]  test_corruption+0xdc/0x378
[   27.464262]  kunit_try_run_case+0x170/0x3f0
[   27.464639]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.465130]  kthread+0x328/0x630
[   27.465424]  ret_from_fork+0x10/0x20
[   27.465748] 
[   27.465886] freed by task 371 on cpu 4 at 27.457849s (0.008036s ago):
[   27.466462]  test_corruption+0x120/0x378
[   27.466815]  kunit_try_run_case+0x170/0x3f0
[   27.467193]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.467685]  kthread+0x328/0x630
[   27.467980]  ret_from_fork+0x10/0x20
[   27.468303] 
[   27.468448] CPU: 4 UID: 0 PID: 371 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   27.469328] Tainted: [B]=BAD_PAGE, [N]=TEST
[   27.469701] Hardware name: Radxa ROCK Pi 4B (DT)
[   27.470112] ==================================================================
[   27.353706] ==================================================================
[   27.354377] BUG: KFENCE: memory corruption in test_corruption+0x284/0x378
[   27.354377] 
[   27.355109] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#118):
[   27.355733]  test_corruption+0x284/0x378
[   27.356086]  kunit_try_run_case+0x170/0x3f0
[   27.356466]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.356957]  kthread+0x328/0x630
[   27.357253]  ret_from_fork+0x10/0x20
[   27.357577] 
[   27.357715] kfence-#118: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   27.357715] 
[   27.358566] allocated by task 369 on cpu 4 at 27.353654s (0.004911s ago):
[   27.359172]  test_alloc+0x29c/0x628
[   27.359485]  test_corruption+0x198/0x378
[   27.359837]  kunit_try_run_case+0x170/0x3f0
[   27.360212]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.360702]  kthread+0x328/0x630
[   27.360995]  ret_from_fork+0x10/0x20
[   27.361317] 
[   27.361454] freed by task 369 on cpu 4 at 27.353663s (0.007790s ago):
[   27.362030]  test_corruption+0x284/0x378
[   27.362382]  kunit_try_run_case+0x170/0x3f0
[   27.362758]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.363247]  kthread+0x328/0x630
[   27.363540]  ret_from_fork+0x10/0x20
[   27.363862] 
[   27.364006] CPU: 4 UID: 0 PID: 369 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   27.364883] Tainted: [B]=BAD_PAGE, [N]=TEST
[   27.365254] Hardware name: Radxa ROCK Pi 4B (DT)
[   27.365665] ==================================================================
[   27.041704] ==================================================================
[   27.042373] BUG: KFENCE: memory corruption in test_corruption+0x278/0x378
[   27.042373] 
[   27.043107] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#115):
[   27.044008]  test_corruption+0x278/0x378
[   27.044362]  kunit_try_run_case+0x170/0x3f0
[   27.044743]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.045234]  kthread+0x328/0x630
[   27.045530]  ret_from_fork+0x10/0x20
[   27.045855] 
[   27.045993] kfence-#115: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32
[   27.045993] 
[   27.046843] allocated by task 369 on cpu 4 at 27.041652s (0.005189s ago):
[   27.047449]  test_alloc+0x29c/0x628
[   27.047763]  test_corruption+0xdc/0x378
[   27.048108]  kunit_try_run_case+0x170/0x3f0
[   27.048484]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.048974]  kthread+0x328/0x630
[   27.049267]  ret_from_fork+0x10/0x20
[   27.049589] 
[   27.049727] freed by task 369 on cpu 4 at 27.041662s (0.008063s ago):
[   27.050303]  test_corruption+0x278/0x378
[   27.050654]  kunit_try_run_case+0x170/0x3f0
[   27.051030]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.051519]  kthread+0x328/0x630
[   27.051812]  ret_from_fork+0x10/0x20
[   27.052133] 
[   27.052277] CPU: 4 UID: 0 PID: 369 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   27.053155] Tainted: [B]=BAD_PAGE, [N]=TEST
[   27.053526] Hardware name: Radxa ROCK Pi 4B (DT)
[   27.053936] ==================================================================
[   27.561612] ==================================================================
[   27.562274] BUG: KFENCE: memory corruption in test_corruption+0x1d8/0x378
[   27.562274] 
[   27.563004] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#120):
[   27.563627]  test_corruption+0x1d8/0x378
[   27.563980]  kunit_try_run_case+0x170/0x3f0
[   27.564359]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.564850]  kthread+0x328/0x630
[   27.565146]  ret_from_fork+0x10/0x20
[   27.565471] 
[   27.565609] kfence-#120: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test
[   27.565609] 
[   27.566414] allocated by task 371 on cpu 4 at 27.561570s (0.004843s ago):
[   27.567020]  test_alloc+0x230/0x628
[   27.567335]  test_corruption+0x198/0x378
[   27.567686]  kunit_try_run_case+0x170/0x3f0
[   27.568062]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.568552]  kthread+0x328/0x630
[   27.568845]  ret_from_fork+0x10/0x20
[   27.569167] 
[   27.569304] freed by task 371 on cpu 4 at 27.561579s (0.007725s ago):
[   27.569879]  test_corruption+0x1d8/0x378
[   27.570231]  kunit_try_run_case+0x170/0x3f0
[   27.570606]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   27.571097]  kthread+0x328/0x630
[   27.571390]  ret_from_fork+0x10/0x20
[   27.571712] 
[   27.571855] CPU: 4 UID: 0 PID: 371 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   27.572732] Tainted: [B]=BAD_PAGE, [N]=TEST
[   27.573105] Hardware name: Radxa ROCK Pi 4B (DT)
[   27.573515] ==================================================================