Date
July 4, 2025, 3:11 p.m.
| Environment | |
|---|---|
| e850-96 | |
| qemu-arm64 | |
| qemu-x86_64 |
[ 69.496877] ================================================================== [ 69.496998] BUG: KFENCE: memory corruption in test_corruption+0x1d8/0x378 [ 69.496998] [ 69.497125] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#144): [ 69.497285] test_corruption+0x1d8/0x378 [ 69.500832] kunit_try_run_case+0x170/0x3f0 [ 69.504999] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.510468] kthread+0x328/0x630 [ 69.513679] ret_from_fork+0x10/0x20 [ 69.517239] [ 69.518717] kfence-#144: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 69.518717] [ 69.527831] allocated by task 362 on cpu 0 at 69.496819s (0.031010s ago): [ 69.534611] test_alloc+0x230/0x628 [ 69.538071] test_corruption+0x198/0x378 [ 69.541979] kunit_try_run_case+0x170/0x3f0 [ 69.546144] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.551613] kthread+0x328/0x630 [ 69.554825] ret_from_fork+0x10/0x20 [ 69.558383] [ 69.559863] freed by task 362 on cpu 0 at 69.496833s (0.063026s ago): [ 69.566295] test_corruption+0x1d8/0x378 [ 69.570189] kunit_try_run_case+0x170/0x3f0 [ 69.574356] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.579824] kthread+0x328/0x630 [ 69.583036] ret_from_fork+0x10/0x20 [ 69.586595] [ 69.588080] CPU: 0 UID: 0 PID: 362 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 69.597976] Tainted: [B]=BAD_PAGE, [N]=TEST [ 69.602135] Hardware name: WinLink E850-96 board (DT) [ 69.607171] ================================================================== [ 68.412864] ================================================================== [ 68.412992] BUG: KFENCE: memory corruption in test_corruption+0x278/0x378 [ 68.412992] [ 68.413122] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#134): [ 68.415525] test_corruption+0x278/0x378 [ 68.419429] kunit_try_run_case+0x170/0x3f0 [ 68.423596] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 68.429065] kthread+0x328/0x630 [ 68.432277] ret_from_fork+0x10/0x20 [ 68.435835] [ 68.437314] kfence-#134: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 68.437314] [ 68.446949] allocated by task 360 on cpu 6 at 68.412807s (0.034140s ago): [ 68.453730] test_alloc+0x29c/0x628 [ 68.457189] test_corruption+0xdc/0x378 [ 68.461009] kunit_try_run_case+0x170/0x3f0 [ 68.465176] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 68.470646] kthread+0x328/0x630 [ 68.473855] ret_from_fork+0x10/0x20 [ 68.477416] [ 68.478893] freed by task 360 on cpu 6 at 68.412821s (0.066069s ago): [ 68.485328] test_corruption+0x278/0x378 [ 68.489220] kunit_try_run_case+0x170/0x3f0 [ 68.493387] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 68.498855] kthread+0x328/0x630 [ 68.502067] ret_from_fork+0x10/0x20 [ 68.505628] [ 68.507114] CPU: 6 UID: 0 PID: 360 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 68.517007] Tainted: [B]=BAD_PAGE, [N]=TEST [ 68.521166] Hardware name: WinLink E850-96 board (DT) [ 68.526202] ================================================================== [ 69.272860] ================================================================== [ 69.272995] BUG: KFENCE: memory corruption in test_corruption+0x120/0x378 [ 69.272995] [ 69.273126] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#142): [ 69.275527] test_corruption+0x120/0x378 [ 69.279432] kunit_try_run_case+0x170/0x3f0 [ 69.283598] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.289067] kthread+0x328/0x630 [ 69.292279] ret_from_fork+0x10/0x20 [ 69.295838] [ 69.297317] kfence-#142: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 69.297317] [ 69.306431] allocated by task 362 on cpu 0 at 69.272800s (0.033628s ago): [ 69.313214] test_alloc+0x230/0x628 [ 69.316671] test_corruption+0xdc/0x378 [ 69.320490] kunit_try_run_case+0x170/0x3f0 [ 69.324657] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.330127] kthread+0x328/0x630 [ 69.333337] ret_from_fork+0x10/0x20 [ 69.336896] [ 69.338376] freed by task 362 on cpu 0 at 69.272814s (0.065558s ago): [ 69.344810] test_corruption+0x120/0x378 [ 69.348701] kunit_try_run_case+0x170/0x3f0 [ 69.352868] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.358337] kthread+0x328/0x630 [ 69.361549] ret_from_fork+0x10/0x20 [ 69.365109] [ 69.366594] CPU: 0 UID: 0 PID: 362 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 69.376491] Tainted: [B]=BAD_PAGE, [N]=TEST [ 69.380648] Hardware name: WinLink E850-96 board (DT) [ 69.385684] ================================================================== [ 68.948869] ================================================================== [ 68.949001] BUG: KFENCE: memory corruption in test_corruption+0x284/0x378 [ 68.949001] [ 68.949132] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#139): [ 68.949293] test_corruption+0x284/0x378 [ 68.952834] kunit_try_run_case+0x170/0x3f0 [ 68.957001] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 68.962469] kthread+0x328/0x630 [ 68.965681] ret_from_fork+0x10/0x20 [ 68.969240] [ 68.970719] kfence-#139: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 68.970719] [ 68.980354] allocated by task 360 on cpu 6 at 68.948806s (0.031545s ago): [ 68.987135] test_alloc+0x29c/0x628 [ 68.990594] test_corruption+0x198/0x378 [ 68.994500] kunit_try_run_case+0x170/0x3f0 [ 68.998667] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.004135] kthread+0x328/0x630 [ 69.007347] ret_from_fork+0x10/0x20 [ 69.010906] [ 69.012384] freed by task 360 on cpu 6 at 68.948821s (0.063561s ago): [ 69.018819] test_corruption+0x284/0x378 [ 69.022711] kunit_try_run_case+0x170/0x3f0 [ 69.026878] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 69.032348] kthread+0x328/0x630 [ 69.035559] ret_from_fork+0x10/0x20 [ 69.039119] [ 69.040604] CPU: 6 UID: 0 PID: 360 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 69.050501] Tainted: [B]=BAD_PAGE, [N]=TEST [ 69.054658] Hardware name: WinLink E850-96 board (DT) [ 69.059692] ==================================================================
[ 21.644513] ================================================================== [ 21.644603] BUG: KFENCE: memory corruption in test_corruption+0x1d8/0x378 [ 21.644603] [ 21.644678] Corrupted memory at 0x00000000e73ed779 [ ! ] (in kfence-#105): [ 21.644791] test_corruption+0x1d8/0x378 [ 21.644835] kunit_try_run_case+0x170/0x3f0 [ 21.644879] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.644925] kthread+0x328/0x630 [ 21.644968] ret_from_fork+0x10/0x20 [ 21.645007] [ 21.645030] kfence-#105: 0x00000000a03b2509-0x0000000092f8d8e0, size=32, cache=test [ 21.645030] [ 21.645083] allocated by task 318 on cpu 0 at 21.644369s (0.000710s ago): [ 21.645142] test_alloc+0x230/0x628 [ 21.645180] test_corruption+0x198/0x378 [ 21.645219] kunit_try_run_case+0x170/0x3f0 [ 21.645258] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.645302] kthread+0x328/0x630 [ 21.645340] ret_from_fork+0x10/0x20 [ 21.645379] [ 21.645402] freed by task 318 on cpu 0 at 21.644430s (0.000968s ago): [ 21.645460] test_corruption+0x1d8/0x378 [ 21.645497] kunit_try_run_case+0x170/0x3f0 [ 21.645538] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.645582] kthread+0x328/0x630 [ 21.645620] ret_from_fork+0x10/0x20 [ 21.645669] [ 21.645712] CPU: 0 UID: 0 PID: 318 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 21.645785] Tainted: [B]=BAD_PAGE, [N]=TEST [ 21.645815] Hardware name: linux,dummy-virt (DT) [ 21.645849] ================================================================== [ 20.812649] ================================================================== [ 20.812751] BUG: KFENCE: memory corruption in test_corruption+0x278/0x378 [ 20.812751] [ 20.812815] Corrupted memory at 0x00000000b9f56f0e [ ! . . . . . . . . . . . . . . . ] (in kfence-#97): [ 20.813920] test_corruption+0x278/0x378 [ 20.813976] kunit_try_run_case+0x170/0x3f0 [ 20.814027] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 20.814074] kthread+0x328/0x630 [ 20.814115] ret_from_fork+0x10/0x20 [ 20.814154] [ 20.814178] kfence-#97: 0x000000005e804c3a-0x000000001ffa9824, size=32, cache=kmalloc-32 [ 20.814178] [ 20.814234] allocated by task 316 on cpu 0 at 20.812335s (0.001895s ago): [ 20.814296] test_alloc+0x29c/0x628 [ 20.814335] test_corruption+0xdc/0x378 [ 20.814373] kunit_try_run_case+0x170/0x3f0 [ 20.814415] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 20.814459] kthread+0x328/0x630 [ 20.814497] ret_from_fork+0x10/0x20 [ 20.814535] [ 20.814560] freed by task 316 on cpu 0 at 20.812443s (0.002113s ago): [ 20.814617] test_corruption+0x278/0x378 [ 20.814667] kunit_try_run_case+0x170/0x3f0 [ 20.814710] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 20.814755] kthread+0x328/0x630 [ 20.814794] ret_from_fork+0x10/0x20 [ 20.814833] [ 20.814881] CPU: 0 UID: 0 PID: 316 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 20.814961] Tainted: [B]=BAD_PAGE, [N]=TEST [ 20.814991] Hardware name: linux,dummy-virt (DT) [ 20.815027] ================================================================== [ 21.124651] ================================================================== [ 21.124742] BUG: KFENCE: memory corruption in test_corruption+0x284/0x378 [ 21.124742] [ 21.124800] Corrupted memory at 0x00000000f1d776a4 [ ! ] (in kfence-#100): [ 21.124924] test_corruption+0x284/0x378 [ 21.124969] kunit_try_run_case+0x170/0x3f0 [ 21.125011] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.125056] kthread+0x328/0x630 [ 21.125095] ret_from_fork+0x10/0x20 [ 21.125135] [ 21.125158] kfence-#100: 0x00000000b6bbf120-0x0000000026b499c9, size=32, cache=kmalloc-32 [ 21.125158] [ 21.125213] allocated by task 316 on cpu 0 at 21.124373s (0.000836s ago): [ 21.125272] test_alloc+0x29c/0x628 [ 21.125309] test_corruption+0x198/0x378 [ 21.125347] kunit_try_run_case+0x170/0x3f0 [ 21.125386] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.125431] kthread+0x328/0x630 [ 21.125471] ret_from_fork+0x10/0x20 [ 21.125509] [ 21.125532] freed by task 316 on cpu 0 at 21.124471s (0.001057s ago): [ 21.125588] test_corruption+0x284/0x378 [ 21.125639] kunit_try_run_case+0x170/0x3f0 [ 21.125679] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.125723] kthread+0x328/0x630 [ 21.125762] ret_from_fork+0x10/0x20 [ 21.125798] [ 21.125840] CPU: 0 UID: 0 PID: 316 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 21.125915] Tainted: [B]=BAD_PAGE, [N]=TEST [ 21.125943] Hardware name: linux,dummy-virt (DT) [ 21.125981] ================================================================== [ 21.228447] ================================================================== [ 21.228524] BUG: KFENCE: memory corruption in test_corruption+0x120/0x378 [ 21.228524] [ 21.228581] Corrupted memory at 0x00000000084a6e59 [ ! . . . . . . . . . . . . . . . ] (in kfence-#101): [ 21.228900] test_corruption+0x120/0x378 [ 21.228945] kunit_try_run_case+0x170/0x3f0 [ 21.228990] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.229036] kthread+0x328/0x630 [ 21.229077] ret_from_fork+0x10/0x20 [ 21.229117] [ 21.229140] kfence-#101: 0x000000005c9bb4a6-0x00000000d35781e2, size=32, cache=test [ 21.229140] [ 21.229194] allocated by task 318 on cpu 0 at 21.228323s (0.000867s ago): [ 21.229254] test_alloc+0x230/0x628 [ 21.229293] test_corruption+0xdc/0x378 [ 21.229332] kunit_try_run_case+0x170/0x3f0 [ 21.229373] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.229417] kthread+0x328/0x630 [ 21.229456] ret_from_fork+0x10/0x20 [ 21.229495] [ 21.229517] freed by task 318 on cpu 0 at 21.228375s (0.001138s ago): [ 21.229577] test_corruption+0x120/0x378 [ 21.229614] kunit_try_run_case+0x170/0x3f0 [ 21.229664] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.229709] kthread+0x328/0x630 [ 21.229748] ret_from_fork+0x10/0x20 [ 21.229787] [ 21.229826] CPU: 0 UID: 0 PID: 318 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT [ 21.229898] Tainted: [B]=BAD_PAGE, [N]=TEST [ 21.229926] Hardware name: linux,dummy-virt (DT) [ 21.229958] ==================================================================
[ 22.837246] ================================================================== [ 22.837673] BUG: KFENCE: memory corruption in test_corruption+0x2df/0x3e0 [ 22.837673] [ 22.837939] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#116): [ 22.838635] test_corruption+0x2df/0x3e0 [ 22.838885] kunit_try_run_case+0x1a5/0x480 [ 22.839064] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.839548] kthread+0x337/0x6f0 [ 22.839827] ret_from_fork+0x41/0x80 [ 22.840147] ret_from_fork_asm+0x1a/0x30 [ 22.840392] [ 22.840514] kfence-#116: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 22.840514] [ 22.841079] allocated by task 332 on cpu 0 at 22.836838s (0.004236s ago): [ 22.841682] test_alloc+0x364/0x10f0 [ 22.841886] test_corruption+0x1cb/0x3e0 [ 22.842278] kunit_try_run_case+0x1a5/0x480 [ 22.842564] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.842879] kthread+0x337/0x6f0 [ 22.843105] ret_from_fork+0x41/0x80 [ 22.843352] ret_from_fork_asm+0x1a/0x30 [ 22.843596] [ 22.843714] freed by task 332 on cpu 0 at 22.836976s (0.006733s ago): [ 22.844065] test_corruption+0x2df/0x3e0 [ 22.844405] kunit_try_run_case+0x1a5/0x480 [ 22.844746] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.845180] kthread+0x337/0x6f0 [ 22.845400] ret_from_fork+0x41/0x80 [ 22.845641] ret_from_fork_asm+0x1a/0x30 [ 22.845841] [ 22.846051] CPU: 0 UID: 0 PID: 332 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT(voluntary) [ 22.846915] Tainted: [B]=BAD_PAGE, [N]=TEST [ 22.847299] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 22.847642] ================================================================== [ 23.045073] ================================================================== [ 23.045714] BUG: KFENCE: memory corruption in test_corruption+0x131/0x3e0 [ 23.045714] [ 23.046316] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#118): [ 23.047518] test_corruption+0x131/0x3e0 [ 23.047914] kunit_try_run_case+0x1a5/0x480 [ 23.048364] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 23.048827] kthread+0x337/0x6f0 [ 23.049171] ret_from_fork+0x41/0x80 [ 23.049476] ret_from_fork_asm+0x1a/0x30 [ 23.049649] [ 23.049719] kfence-#118: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 23.049719] [ 23.049901] allocated by task 334 on cpu 0 at 23.044824s (0.005075s ago): [ 23.050061] test_alloc+0x2a6/0x10f0 [ 23.050402] test_corruption+0xe6/0x3e0 [ 23.050748] kunit_try_run_case+0x1a5/0x480 [ 23.051119] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 23.051631] kthread+0x337/0x6f0 [ 23.051959] ret_from_fork+0x41/0x80 [ 23.052313] ret_from_fork_asm+0x1a/0x30 [ 23.052721] [ 23.052907] freed by task 334 on cpu 0 at 23.044924s (0.007978s ago): [ 23.053555] test_corruption+0x131/0x3e0 [ 23.053762] kunit_try_run_case+0x1a5/0x480 [ 23.053972] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 23.054213] kthread+0x337/0x6f0 [ 23.054398] ret_from_fork+0x41/0x80 [ 23.054578] ret_from_fork_asm+0x1a/0x30 [ 23.054764] [ 23.055005] CPU: 0 UID: 0 PID: 334 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT(voluntary) [ 23.055503] Tainted: [B]=BAD_PAGE, [N]=TEST [ 23.055840] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 23.056512] ================================================================== [ 22.733365] ================================================================== [ 22.733825] BUG: KFENCE: memory corruption in test_corruption+0x2d2/0x3e0 [ 22.733825] [ 22.734159] Corrupted memory at 0x(____ptrval____) [ ! . . . . . . . . . . . . . . . ] (in kfence-#115): [ 22.735720] test_corruption+0x2d2/0x3e0 [ 22.736015] kunit_try_run_case+0x1a5/0x480 [ 22.736705] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.737056] kthread+0x337/0x6f0 [ 22.737495] ret_from_fork+0x41/0x80 [ 22.738058] ret_from_fork_asm+0x1a/0x30 [ 22.738328] [ 22.738454] kfence-#115: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 22.738454] [ 22.739030] allocated by task 332 on cpu 0 at 22.733045s (0.005980s ago): [ 22.739499] test_alloc+0x364/0x10f0 [ 22.739849] test_corruption+0xe6/0x3e0 [ 22.740051] kunit_try_run_case+0x1a5/0x480 [ 22.740449] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.740877] kthread+0x337/0x6f0 [ 22.741068] ret_from_fork+0x41/0x80 [ 22.741905] ret_from_fork_asm+0x1a/0x30 [ 22.742468] [ 22.742791] freed by task 332 on cpu 0 at 22.733195s (0.009590s ago): [ 22.743500] test_corruption+0x2d2/0x3e0 [ 22.743748] kunit_try_run_case+0x1a5/0x480 [ 22.743934] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.744422] kthread+0x337/0x6f0 [ 22.744667] ret_from_fork+0x41/0x80 [ 22.744911] ret_from_fork_asm+0x1a/0x30 [ 22.745180] [ 22.745878] CPU: 0 UID: 0 PID: 332 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT(voluntary) [ 22.746582] Tainted: [B]=BAD_PAGE, [N]=TEST [ 22.747079] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 22.747712] ================================================================== [ 23.773069] ================================================================== [ 23.773562] BUG: KFENCE: memory corruption in test_corruption+0x216/0x3e0 [ 23.773562] [ 23.773846] Corrupted memory at 0x(____ptrval____) [ ! ] (in kfence-#125): [ 23.774668] test_corruption+0x216/0x3e0 [ 23.775021] kunit_try_run_case+0x1a5/0x480 [ 23.775205] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 23.775474] kthread+0x337/0x6f0 [ 23.775789] ret_from_fork+0x41/0x80 [ 23.776177] ret_from_fork_asm+0x1a/0x30 [ 23.776507] [ 23.776690] kfence-#125: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 23.776690] [ 23.777281] allocated by task 334 on cpu 0 at 23.772838s (0.004437s ago): [ 23.777722] test_alloc+0x2a6/0x10f0 [ 23.778003] test_corruption+0x1cb/0x3e0 [ 23.778361] kunit_try_run_case+0x1a5/0x480 [ 23.778628] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 23.778942] kthread+0x337/0x6f0 [ 23.779138] ret_from_fork+0x41/0x80 [ 23.779376] ret_from_fork_asm+0x1a/0x30 [ 23.779741] [ 23.779939] freed by task 334 on cpu 0 at 23.772946s (0.006987s ago): [ 23.780587] test_corruption+0x216/0x3e0 [ 23.780944] kunit_try_run_case+0x1a5/0x480 [ 23.781406] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 23.781718] kthread+0x337/0x6f0 [ 23.781907] ret_from_fork+0x41/0x80 [ 23.782101] ret_from_fork_asm+0x1a/0x30 [ 23.782315] [ 23.782594] CPU: 0 UID: 0 PID: 334 Comm: kunit_try_catch Tainted: G B N 6.15.5-rc2 #1 PREEMPT(voluntary) [ 23.783454] Tainted: [B]=BAD_PAGE, [N]=TEST [ 23.783699] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 23.784230] ==================================================================