Date
June 23, 2025, 1:39 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 32.004191] ================================================================== [ 32.004339] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 32.004339] [ 32.004538] Use-after-free read at 0x00000000a39c1eed (in kfence-#132): [ 32.004660] test_use_after_free_read+0x114/0x248 [ 32.004814] kunit_try_run_case+0x170/0x3f0 [ 32.004940] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.005057] kthread+0x328/0x630 [ 32.005197] ret_from_fork+0x10/0x20 [ 32.005363] [ 32.005447] kfence-#132: 0x00000000a39c1eed-0x00000000998054fb, size=32, cache=test [ 32.005447] [ 32.005608] allocated by task 299 on cpu 0 at 32.003847s (0.001734s ago): [ 32.005779] test_alloc+0x230/0x628 [ 32.005883] test_use_after_free_read+0xd0/0x248 [ 32.005991] kunit_try_run_case+0x170/0x3f0 [ 32.006101] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.006218] kthread+0x328/0x630 [ 32.006322] ret_from_fork+0x10/0x20 [ 32.006507] [ 32.006601] freed by task 299 on cpu 0 at 32.003958s (0.002611s ago): [ 32.007187] test_use_after_free_read+0xf0/0x248 [ 32.008010] kunit_try_run_case+0x170/0x3f0 [ 32.008689] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.008779] kthread+0x328/0x630 [ 32.008828] ret_from_fork+0x10/0x20 [ 32.008893] [ 32.009028] CPU: 0 UID: 0 PID: 299 Comm: kunit_try_catch Tainted: G B N 6.15.4-rc1 #1 PREEMPT [ 32.009328] Tainted: [B]=BAD_PAGE, [N]=TEST [ 32.009419] Hardware name: linux,dummy-virt (DT) [ 32.009551] ================================================================== [ 31.897559] ================================================================== [ 31.897740] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 31.897740] [ 31.897930] Use-after-free read at 0x000000002d1d4567 (in kfence-#131): [ 31.898042] test_use_after_free_read+0x114/0x248 [ 31.898152] kunit_try_run_case+0x170/0x3f0 [ 31.898254] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.898358] kthread+0x328/0x630 [ 31.898480] ret_from_fork+0x10/0x20 [ 31.898597] [ 31.898668] kfence-#131: 0x000000002d1d4567-0x000000000e0aff95, size=32, cache=kmalloc-32 [ 31.898668] [ 31.898959] allocated by task 297 on cpu 0 at 31.896292s (0.002658s ago): [ 31.899511] test_alloc+0x29c/0x628 [ 31.900104] test_use_after_free_read+0xd0/0x248 [ 31.900413] kunit_try_run_case+0x170/0x3f0 [ 31.900523] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.901262] kthread+0x328/0x630 [ 31.901577] ret_from_fork+0x10/0x20 [ 31.901735] [ 31.901800] freed by task 297 on cpu 0 at 31.897005s (0.004785s ago): [ 31.902448] test_use_after_free_read+0x1c0/0x248 [ 31.902653] kunit_try_run_case+0x170/0x3f0 [ 31.902778] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.902959] kthread+0x328/0x630 [ 31.903524] ret_from_fork+0x10/0x20 [ 31.903782] [ 31.904169] CPU: 0 UID: 0 PID: 297 Comm: kunit_try_catch Tainted: G B N 6.15.4-rc1 #1 PREEMPT [ 31.904517] Tainted: [B]=BAD_PAGE, [N]=TEST [ 31.904710] Hardware name: linux,dummy-virt (DT) [ 31.904799] ==================================================================
[ 25.906416] ================================================================== [ 25.907139] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x129/0x270 [ 25.907139] [ 25.907895] Use-after-free read at 0x(____ptrval____) (in kfence-#109): [ 25.908533] test_use_after_free_read+0x129/0x270 [ 25.908897] kunit_try_run_case+0x1a5/0x480 [ 25.909330] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 25.909932] kthread+0x337/0x6f0 [ 25.910400] ret_from_fork+0x41/0x80 [ 25.910801] ret_from_fork_asm+0x1a/0x30 [ 25.911219] [ 25.911409] kfence-#109: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 25.911409] [ 25.912216] allocated by task 316 on cpu 0 at 25.906101s (0.006110s ago): [ 25.912897] test_alloc+0x364/0x10f0 [ 25.913248] test_use_after_free_read+0xdc/0x270 [ 25.913724] kunit_try_run_case+0x1a5/0x480 [ 25.914058] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 25.914900] kthread+0x337/0x6f0 [ 25.915242] ret_from_fork+0x41/0x80 [ 25.915645] ret_from_fork_asm+0x1a/0x30 [ 25.916101] [ 25.916582] freed by task 316 on cpu 0 at 25.906212s (0.010210s ago): [ 25.917177] test_use_after_free_read+0x1e7/0x270 [ 25.917662] kunit_try_run_case+0x1a5/0x480 [ 25.918112] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 25.918492] kthread+0x337/0x6f0 [ 25.918869] ret_from_fork+0x41/0x80 [ 25.919497] ret_from_fork_asm+0x1a/0x30 [ 25.919925] [ 25.920199] CPU: 0 UID: 0 PID: 316 Comm: kunit_try_catch Tainted: G B N 6.15.4-rc1 #1 PREEMPT(voluntary) [ 25.920947] Tainted: [B]=BAD_PAGE, [N]=TEST [ 25.921409] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 25.922157] ================================================================== [ 26.010334] ================================================================== [ 26.010970] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x129/0x270 [ 26.010970] [ 26.011785] Use-after-free read at 0x(____ptrval____) (in kfence-#110): [ 26.012236] test_use_after_free_read+0x129/0x270 [ 26.012775] kunit_try_run_case+0x1a5/0x480 [ 26.013210] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 26.013847] kthread+0x337/0x6f0 [ 26.014275] ret_from_fork+0x41/0x80 [ 26.014730] ret_from_fork_asm+0x1a/0x30 [ 26.015122] [ 26.015408] kfence-#110: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 26.015408] [ 26.016214] allocated by task 318 on cpu 0 at 26.010145s (0.006063s ago): [ 26.016873] test_alloc+0x2a6/0x10f0 [ 26.017324] test_use_after_free_read+0xdc/0x270 [ 26.017852] kunit_try_run_case+0x1a5/0x480 [ 26.018277] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 26.018748] kthread+0x337/0x6f0 [ 26.019163] ret_from_fork+0x41/0x80 [ 26.019567] ret_from_fork_asm+0x1a/0x30 [ 26.020049] [ 26.020281] freed by task 318 on cpu 0 at 26.010210s (0.010065s ago): [ 26.020982] test_use_after_free_read+0xfb/0x270 [ 26.021512] kunit_try_run_case+0x1a5/0x480 [ 26.021996] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 26.022559] kthread+0x337/0x6f0 [ 26.022949] ret_from_fork+0x41/0x80 [ 26.023436] ret_from_fork_asm+0x1a/0x30 [ 26.023769] [ 26.024052] CPU: 0 UID: 0 PID: 318 Comm: kunit_try_catch Tainted: G B N 6.15.4-rc1 #1 PREEMPT(voluntary) [ 26.025518] Tainted: [B]=BAD_PAGE, [N]=TEST [ 26.025852] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 26.026514] ==================================================================