Date
Dec. 9, 2024, 6:35 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 32.240164] ================================================================== [ 32.240911] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 32.240911] [ 32.241959] Use-after-free read at 0x00000000da1ed975 (in kfence-#115): [ 32.242649] test_use_after_free_read+0x114/0x248 [ 32.243364] test_use_after_free_read+0x1c0/0x248 [ 32.243989] kunit_try_run_case+0x14c/0x3d0 [ 32.244663] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.245357] kthread+0x24c/0x2d0 [ 32.245934] ret_from_fork+0x10/0x20 [ 32.246462] [ 32.246795] kfence-#115: 0x00000000da1ed975-0x00000000e4292113, size=32, cache=kmalloc-32 [ 32.246795] [ 32.247744] allocated by task 283 on cpu 1 at 32.239760s (0.007974s ago): [ 32.248529] test_alloc+0x298/0x620 [ 32.249125] test_use_after_free_read+0xd0/0x248 [ 32.249808] kunit_try_run_case+0x14c/0x3d0 [ 32.250365] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.251107] kthread+0x24c/0x2d0 [ 32.251661] ret_from_fork+0x10/0x20 [ 32.252198] [ 32.252806] freed by task 283 on cpu 1 at 32.239881s (0.012747s ago): [ 32.253638] test_use_after_free_read+0x1c0/0x248 [ 32.254369] kunit_try_run_case+0x14c/0x3d0 [ 32.254953] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.255635] kthread+0x24c/0x2d0 [ 32.256151] ret_from_fork+0x10/0x20 [ 32.256760] [ 32.257129] CPU: 1 UID: 0 PID: 283 Comm: kunit_try_catch Tainted: G B N 6.13.0-rc2-next-20241209 #1 [ 32.258328] Tainted: [B]=BAD_PAGE, [N]=TEST [ 32.258863] Hardware name: linux,dummy-virt (DT) [ 32.259453] ================================================================== [ 32.343871] ================================================================== [ 32.344578] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x114/0x248 [ 32.344578] [ 32.345620] Use-after-free read at 0x00000000c98a10af (in kfence-#116): [ 32.347107] test_use_after_free_read+0x114/0x248 [ 32.347770] test_use_after_free_read+0xf0/0x248 [ 32.348395] kunit_try_run_case+0x14c/0x3d0 [ 32.349078] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.349824] kthread+0x24c/0x2d0 [ 32.350328] ret_from_fork+0x10/0x20 [ 32.350778] [ 32.351077] kfence-#116: 0x00000000c98a10af-0x00000000499aa45e, size=32, cache=test [ 32.351077] [ 32.351992] allocated by task 285 on cpu 1 at 32.343552s (0.008430s ago): [ 32.352841] test_alloc+0x22c/0x620 [ 32.353401] test_use_after_free_read+0xd0/0x248 [ 32.354124] kunit_try_run_case+0x14c/0x3d0 [ 32.354798] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.355490] kthread+0x24c/0x2d0 [ 32.356015] ret_from_fork+0x10/0x20 [ 32.356532] [ 32.356874] freed by task 285 on cpu 1 at 32.343640s (0.013225s ago): [ 32.357798] test_use_after_free_read+0xf0/0x248 [ 32.358429] kunit_try_run_case+0x14c/0x3d0 [ 32.359013] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.359760] kthread+0x24c/0x2d0 [ 32.360279] ret_from_fork+0x10/0x20 [ 32.360825] [ 32.361162] CPU: 1 UID: 0 PID: 285 Comm: kunit_try_catch Tainted: G B N 6.13.0-rc2-next-20241209 #1 [ 32.362256] Tainted: [B]=BAD_PAGE, [N]=TEST [ 32.362830] Hardware name: linux,dummy-virt (DT) [ 32.363359] ==================================================================
[ 33.677118] ================================================================== [ 33.677977] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x12a/0x270 [ 33.677977] [ 33.678768] Use-after-free read at 0x(____ptrval____) (in kfence-#108): [ 33.680299] test_use_after_free_read+0x12a/0x270 [ 33.680946] kunit_try_run_case+0x1b3/0x490 [ 33.681156] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 33.681495] kthread+0x257/0x310 [ 33.682323] ret_from_fork+0x41/0x80 [ 33.682724] ret_from_fork_asm+0x1a/0x30 [ 33.683157] [ 33.683373] kfence-#108: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=kmalloc-32 [ 33.683373] [ 33.684669] allocated by task 302 on cpu 1 at 33.676781s (0.007883s ago): [ 33.685993] test_alloc+0x35f/0x10d0 [ 33.686599] test_use_after_free_read+0xdd/0x270 [ 33.687344] kunit_try_run_case+0x1b3/0x490 [ 33.688116] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 33.688882] kthread+0x257/0x310 [ 33.689517] ret_from_fork+0x41/0x80 [ 33.690150] ret_from_fork_asm+0x1a/0x30 [ 33.690932] [ 33.691394] freed by task 302 on cpu 1 at 33.676893s (0.014338s ago): [ 33.692456] test_use_after_free_read+0x1e9/0x270 [ 33.693044] kunit_try_run_case+0x1b3/0x490 [ 33.693637] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 33.694529] kthread+0x257/0x310 [ 33.695047] ret_from_fork+0x41/0x80 [ 33.695579] ret_from_fork_asm+0x1a/0x30 [ 33.696056] [ 33.696305] CPU: 1 UID: 0 PID: 302 Comm: kunit_try_catch Tainted: G B N 6.13.0-rc2-next-20241209 #1 [ 33.697523] Tainted: [B]=BAD_PAGE, [N]=TEST [ 33.698141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 33.699182] ================================================================== [ 33.781178] ================================================================== [ 33.782028] BUG: KFENCE: use-after-free read in test_use_after_free_read+0x12a/0x270 [ 33.782028] [ 33.782867] Use-after-free read at 0x(____ptrval____) (in kfence-#109): [ 33.784493] test_use_after_free_read+0x12a/0x270 [ 33.785061] kunit_try_run_case+0x1b3/0x490 [ 33.785806] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 33.786539] kthread+0x257/0x310 [ 33.787146] ret_from_fork+0x41/0x80 [ 33.787794] ret_from_fork_asm+0x1a/0x30 [ 33.788299] [ 33.788929] kfence-#109: 0x(____ptrval____)-0x(____ptrval____), size=32, cache=test [ 33.788929] [ 33.789692] allocated by task 304 on cpu 1 at 33.780931s (0.008756s ago): [ 33.790729] test_alloc+0x2a7/0x10d0 [ 33.791465] test_use_after_free_read+0xdd/0x270 [ 33.792117] kunit_try_run_case+0x1b3/0x490 [ 33.792393] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 33.793619] kthread+0x257/0x310 [ 33.794240] ret_from_fork+0x41/0x80 [ 33.794609] ret_from_fork_asm+0x1a/0x30 [ 33.795424] [ 33.795537] freed by task 304 on cpu 1 at 33.781046s (0.014487s ago): [ 33.796091] test_use_after_free_read+0xfc/0x270 [ 33.797030] kunit_try_run_case+0x1b3/0x490 [ 33.797555] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 33.798504] kthread+0x257/0x310 [ 33.799074] ret_from_fork+0x41/0x80 [ 33.799567] ret_from_fork_asm+0x1a/0x30 [ 33.800120] [ 33.800282] CPU: 1 UID: 0 PID: 304 Comm: kunit_try_catch Tainted: G B N 6.13.0-rc2-next-20241209 #1 [ 33.801767] Tainted: [B]=BAD_PAGE, [N]=TEST [ 33.802345] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 33.803721] ==================================================================