Date
May 23, 2025, 11:07 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 34.175101] ================================================================== [ 34.175305] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 34.175305] [ 34.175609] Use-after-free read at 0x00000000e71315de (in kfence-#157): [ 34.176000] test_use_after_free_read+0x114/0x248 [ 34.176229] kunit_try_run_case+0x170/0x3f0 [ 34.176430] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.176617] kthread+0x328/0x630 [ 34.176791] ret_from_fork+0x10/0x20 [ 34.176933] [ 34.176997] kfence-#157: 0x00000000e71315de-0x000000002a3fc74b, size=32, cache=kmalloc-32 [ 34.176997] [ 34.177517] allocated by task 297 on cpu 0 at 34.174108s (0.003396s ago): [ 34.178562] test_alloc+0x29c/0x628 [ 34.178698] test_use_after_free_read+0xd0/0x248 [ 34.178822] kunit_try_run_case+0x170/0x3f0 [ 34.178954] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.179088] kthread+0x328/0x630 [ 34.179203] ret_from_fork+0x10/0x20 [ 34.179322] [ 34.179404] freed by task 297 on cpu 0 at 34.174288s (0.005107s ago): [ 34.179600] test_use_after_free_read+0x1c0/0x248 [ 34.180783] kunit_try_run_case+0x170/0x3f0 [ 34.180934] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.181244] kthread+0x328/0x630 [ 34.181378] ret_from_fork+0x10/0x20 [ 34.181513] [ 34.181581] CPU: 0 UID: 0 PID: 297 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT [ 34.181731] Tainted: [B]=BAD_PAGE, [N]=TEST [ 34.181777] Hardware name: linux,dummy-virt (DT) [ 34.181824] ================================================================== [ 34.282549] ================================================================== [ 34.282756] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 34.282756] [ 34.283463] Use-after-free read at 0x00000000a238d7c0 (in kfence-#158): [ 34.283863] test_use_after_free_read+0x114/0x248 [ 34.284570] kunit_try_run_case+0x170/0x3f0 [ 34.285316] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.285603] kthread+0x328/0x630 [ 34.285746] ret_from_fork+0x10/0x20 [ 34.286222] [ 34.286414] kfence-#158: 0x00000000a238d7c0-0x00000000c6365170, size=32, cache=test [ 34.286414] [ 34.286725] allocated by task 299 on cpu 0 at 34.281289s (0.005424s ago): [ 34.286928] test_alloc+0x230/0x628 [ 34.287046] test_use_after_free_read+0xd0/0x248 [ 34.287163] kunit_try_run_case+0x170/0x3f0 [ 34.287309] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.287500] kthread+0x328/0x630 [ 34.287655] ret_from_fork+0x10/0x20 [ 34.287773] [ 34.287839] freed by task 299 on cpu 0 at 34.281406s (0.006424s ago): [ 34.288054] test_use_after_free_read+0xf0/0x248 [ 34.288169] kunit_try_run_case+0x170/0x3f0 [ 34.288546] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.288724] kthread+0x328/0x630 [ 34.288924] ret_from_fork+0x10/0x20 [ 34.289030] [ 34.289130] CPU: 0 UID: 0 PID: 299 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT [ 34.289347] Tainted: [B]=BAD_PAGE, [N]=TEST [ 34.289438] Hardware name: linux,dummy-virt (DT) [ 34.289553] ==================================================================
[ 17.734491] ================================================================== [ 17.734932] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x129/0x270 [ 17.734932] [ 17.735365] Use-after-free read at 0x(____ptrval____) (in kfence-#68): [ 17.735670] test_use_after_free_read+0x129/0x270 [ 17.735839] kunit_try_run_case+0x1a5/0x480 [ 17.736054] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.736331] kthread+0x337/0x6f0 [ 17.736509] ret_from_fork+0x41/0x80 [ 17.736702] ret_from_fork_asm+0x1a/0x30 [ 17.736862] [ 17.736948] kfence-#68: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 17.736948] [ 17.737363] allocated by task 314 on cpu 0 at 17.734241s (0.003119s ago): [ 17.737825] test_alloc+0x364/0x10f0 [ 17.737963] test_use_after_free_read+0xdc/0x270 [ 17.738189] kunit_try_run_case+0x1a5/0x480 [ 17.738406] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.738716] kthread+0x337/0x6f0 [ 17.738859] ret_from_fork+0x41/0x80 [ 17.739030] ret_from_fork_asm+0x1a/0x30 [ 17.739223] [ 17.739296] freed by task 314 on cpu 0 at 17.734328s (0.004966s ago): [ 17.739518] test_use_after_free_read+0x1e7/0x270 [ 17.739696] kunit_try_run_case+0x1a5/0x480 [ 17.739909] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.740290] kthread+0x337/0x6f0 [ 17.740434] ret_from_fork+0x41/0x80 [ 17.740570] ret_from_fork_asm+0x1a/0x30 [ 17.740828] [ 17.740950] CPU: 0 UID: 0 PID: 314 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 17.741452] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.741610] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 17.741879] ================================================================== [ 17.838394] ================================================================== [ 17.838818] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x129/0x270 [ 17.838818] [ 17.839358] Use-after-free read at 0x(____ptrval____) (in kfence-#69): [ 17.839675] test_use_after_free_read+0x129/0x270 [ 17.839885] kunit_try_run_case+0x1a5/0x480 [ 17.840261] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.840466] kthread+0x337/0x6f0 [ 17.840593] ret_from_fork+0x41/0x80 [ 17.840779] ret_from_fork_asm+0x1a/0x30 [ 17.840984] [ 17.841085] kfence-#69: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 17.841085] [ 17.841468] allocated by task 316 on cpu 1 at 17.838224s (0.003241s ago): [ 17.841774] test_alloc+0x2a6/0x10f0 [ 17.841905] test_use_after_free_read+0xdc/0x270 [ 17.842058] kunit_try_run_case+0x1a5/0x480 [ 17.842260] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.842547] kthread+0x337/0x6f0 [ 17.842742] ret_from_fork+0x41/0x80 [ 17.842941] ret_from_fork_asm+0x1a/0x30 [ 17.843173] [ 17.843280] freed by task 316 on cpu 1 at 17.838283s (0.004995s ago): [ 17.843620] test_use_after_free_read+0xfb/0x270 [ 17.843892] kunit_try_run_case+0x1a5/0x480 [ 17.844099] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.844351] kthread+0x337/0x6f0 [ 17.844580] ret_from_fork+0x41/0x80 [ 17.844711] ret_from_fork_asm+0x1a/0x30 [ 17.844849] [ 17.844949] CPU: 1 UID: 0 PID: 316 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 17.845478] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.845802] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 17.846187] ==================================================================