Hay
Date
June 23, 2025, 1:39 p.m.

Environment
qemu-arm64

[   24.025158] ==================================================================
[   24.025362] BUG: KFENCE: memory corruption in kmalloc_track_caller_oob_right+0x224/0x488
[   24.025362] 
[   24.025547] Corrupted memory at 0x000000000a0b7aef [ ! . . . . . . . . . . . . . . . ] (in kfence-#75):
[   24.030342]  kmalloc_track_caller_oob_right+0x224/0x488
[   24.030479]  kunit_try_run_case+0x170/0x3f0
[   24.030591]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.030721]  kthread+0x328/0x630
[   24.030831]  ret_from_fork+0x10/0x20
[   24.031486] 
[   24.032191] kfence-#75: 0x00000000def622ba-0x0000000049842942, size=120, cache=kmalloc-128
[   24.032191] 
[   24.032595] allocated by task 144 on cpu 0 at 24.015423s (0.017057s ago):
[   24.033566]  kmalloc_track_caller_oob_right+0x184/0x488
[   24.034119]  kunit_try_run_case+0x170/0x3f0
[   24.034579]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.034729]  kthread+0x328/0x630
[   24.035086]  ret_from_fork+0x10/0x20
[   24.035281] 
[   24.036162] freed by task 144 on cpu 0 at 24.023812s (0.011569s ago):
[   24.037093]  kmalloc_track_caller_oob_right+0x224/0x488
[   24.037301]  kunit_try_run_case+0x170/0x3f0
[   24.037442]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   24.037604]  kthread+0x328/0x630
[   24.037873]  ret_from_fork+0x10/0x20
[   24.038004] 
[   24.038133] CPU: 0 UID: 0 PID: 144 Comm: kunit_try_catch Tainted: G    B            N  6.15.4-rc1 #1 PREEMPT 
[   24.038406] Tainted: [B]=BAD_PAGE, [N]=TEST
[   24.038480] Hardware name: linux,dummy-virt (DT)
[   24.038578] ==================================================================