Date
Nov. 27, 2024, 3:37 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 57.070094] ================================================================== [ 57.070881] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 57.070881] [ 57.071844] Use-after-free read at 0x0000000029a0ceb8 (in kfence-#162): [ 57.072746] test_use_after_free_read+0x114/0x248 [ 57.073467] test_use_after_free_read+0xf0/0x248 [ 57.074440] kunit_try_run_case+0x14c/0x3d0 [ 57.075268] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 57.076079] kthread+0x24c/0x2d0 [ 57.076690] ret_from_fork+0x10/0x20 [ 57.077279] [ 57.077676] kfence-#162: 0x0000000029a0ceb8-0x000000002b8a4f78, size=32, cache=test [ 57.077676] [ 57.078856] allocated by task 286 on cpu 1 at 57.069811s (0.009036s ago): [ 57.079862] test_alloc+0x22c/0x620 [ 57.080494] test_use_after_free_read+0xd0/0x248 [ 57.081174] kunit_try_run_case+0x14c/0x3d0 [ 57.081831] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 57.082599] kthread+0x24c/0x2d0 [ 57.083156] ret_from_fork+0x10/0x20 [ 57.083776] [ 57.084145] freed by task 286 on cpu 1 at 57.069894s (0.014243s ago): [ 57.085242] test_use_after_free_read+0xf0/0x248 [ 57.085993] kunit_try_run_case+0x14c/0x3d0 [ 57.086675] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 57.087475] kthread+0x24c/0x2d0 [ 57.088038] ret_from_fork+0x10/0x20 [ 57.088643] [ 57.089008] CPU: 1 UID: 0 PID: 286 Comm: kunit_try_catch Tainted: G B N 6.12.0-next-20241127 #1 [ 57.090358] Tainted: [B]=BAD_PAGE, [N]=TEST [ 57.090996] Hardware name: linux,dummy-virt (DT) [ 57.091666] ================================================================== [ 56.966348] ================================================================== [ 56.967122] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 56.967122] [ 56.968165] Use-after-free read at 0x000000002e3edaab (in kfence-#161): [ 56.969030] test_use_after_free_read+0x114/0x248 [ 56.969577] test_use_after_free_read+0x1c0/0x248 [ 56.970065] kunit_try_run_case+0x14c/0x3d0 [ 56.970594] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 56.971360] kthread+0x24c/0x2d0 [ 56.971870] ret_from_fork+0x10/0x20 [ 56.972539] [ 56.972983] kfence-#161: 0x000000002e3edaab-0x00000000a1dd806b, size=32, cache=kmalloc-32 [ 56.972983] [ 56.974094] allocated by task 284 on cpu 1 at 56.965783s (0.008303s ago): [ 56.975120] test_alloc+0x298/0x620 [ 56.975680] test_use_after_free_read+0xd0/0x248 [ 56.976232] kunit_try_run_case+0x14c/0x3d0 [ 56.976979] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 56.977693] kthread+0x24c/0x2d0 [ 56.978198] ret_from_fork+0x10/0x20 [ 56.978797] [ 56.979404] freed by task 284 on cpu 1 at 56.965890s (0.013326s ago): [ 56.980322] test_use_after_free_read+0x1c0/0x248 [ 56.981034] kunit_try_run_case+0x14c/0x3d0 [ 56.981677] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 56.982388] kthread+0x24c/0x2d0 [ 56.982888] ret_from_fork+0x10/0x20 [ 56.983553] [ 56.983943] CPU: 1 UID: 0 PID: 284 Comm: kunit_try_catch Tainted: G B N 6.12.0-next-20241127 #1 [ 56.985004] Tainted: [B]=BAD_PAGE, [N]=TEST [ 56.985611] Hardware name: linux,dummy-virt (DT) [ 56.986215] ==================================================================
[ 34.829566] ================================================================== [ 34.830155] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x12a/0x270 [ 34.830155] [ 34.831273] Use-after-free read at 0x(____ptrval____) (in kfence-#105): [ 34.832568] test_use_after_free_read+0x12a/0x270 [ 34.833593] kunit_try_run_case+0x1b3/0x490 [ 34.834013] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 34.834818] kthread+0x257/0x310 [ 34.835401] ret_from_fork+0x41/0x80 [ 34.835951] ret_from_fork_asm+0x1a/0x30 [ 34.836454] [ 34.836660] kfence-#105: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 34.836660] [ 34.838422] allocated by task 303 on cpu 0 at 34.829311s (0.009108s ago): [ 34.839558] test_alloc+0x35f/0x10d0 [ 34.839909] test_use_after_free_read+0xdd/0x270 [ 34.840324] kunit_try_run_case+0x1b3/0x490 [ 34.840745] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 34.841585] kthread+0x257/0x310 [ 34.841907] ret_from_fork+0x41/0x80 [ 34.842270] ret_from_fork_asm+0x1a/0x30 [ 34.842854] [ 34.843320] freed by task 303 on cpu 0 at 34.829389s (0.013768s ago): [ 34.844091] test_use_after_free_read+0x1e9/0x270 [ 34.844572] kunit_try_run_case+0x1b3/0x490 [ 34.844909] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 34.845616] kthread+0x257/0x310 [ 34.846410] ret_from_fork+0x41/0x80 [ 34.846765] ret_from_fork_asm+0x1a/0x30 [ 34.847660] [ 34.848140] CPU: 0 UID: 0 PID: 303 Comm: kunit_try_catch Tainted: G B N 6.12.0-next-20241127 #1 [ 34.849027] Tainted: [B]=BAD_PAGE, [N]=TEST [ 34.849777] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 34.851531] ================================================================== [ 34.933439] ================================================================== [ 34.934150] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x12a/0x270 [ 34.934150] [ 34.934887] Use-after-free read at 0x(____ptrval____) (in kfence-#106): [ 34.935788] test_use_after_free_read+0x12a/0x270 [ 34.936363] kunit_try_run_case+0x1b3/0x490 [ 34.936800] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 34.937679] kthread+0x257/0x310 [ 34.938034] ret_from_fork+0x41/0x80 [ 34.938230] ret_from_fork_asm+0x1a/0x30 [ 34.938428] [ 34.938527] kfence-#106: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 34.938527] [ 34.938863] allocated by task 305 on cpu 0 at 34.933303s (0.005557s ago): [ 34.939431] test_alloc+0x2a7/0x10d0 [ 34.939857] test_use_after_free_read+0xdd/0x270 [ 34.940291] kunit_try_run_case+0x1b3/0x490 [ 34.940958] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 34.941882] kthread+0x257/0x310 [ 34.942322] ret_from_fork+0x41/0x80 [ 34.942999] ret_from_fork_asm+0x1a/0x30 [ 34.943691] [ 34.944048] freed by task 305 on cpu 0 at 34.933361s (0.010683s ago): [ 34.944797] test_use_after_free_read+0xfc/0x270 [ 34.945386] kunit_try_run_case+0x1b3/0x490 [ 34.945727] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 34.946277] kthread+0x257/0x310 [ 34.946684] ret_from_fork+0x41/0x80 [ 34.947034] ret_from_fork_asm+0x1a/0x30 [ 34.947871] [ 34.948228] CPU: 0 UID: 0 PID: 305 Comm: kunit_try_catch Tainted: G B N 6.12.0-next-20241127 #1 [ 34.949693] Tainted: [B]=BAD_PAGE, [N]=TEST [ 34.950319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 34.950941] ==================================================================