Hay
Date
June 20, 2025, 12:38 p.m.

Environment
qemu-arm64

[   31.090111] ==================================================================
[   31.091709] BUG: KFENCE: out-of-bounds read in kmalloc_oob_left+0x160/0x320
[   31.091709] 
[   31.092504] Out-of-bounds read at 0x0000000041943519 (1B left of kfence-#82):
[   31.093015]  kmalloc_oob_left+0x160/0x320
[   31.093135]  kunit_try_run_case+0x170/0x3f0
[   31.093236]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   31.093452]  kthread+0x328/0x630
[   31.093531]  ret_from_fork+0x10/0x20
[   31.094111] 
[   31.097200] kfence-#82: 0x0000000028cb2158-0x000000000f4ac183, size=15, cache=kmalloc-16
[   31.097200] 
[   31.097729] allocated by task 149 on cpu 1 at 31.088605s (0.008992s ago):
[   31.106506]  kmalloc_oob_left+0xb8/0x320
[   31.106789]  kunit_try_run_case+0x170/0x3f0
[   31.106876]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   31.107016]  kthread+0x328/0x630
[   31.107101]  ret_from_fork+0x10/0x20
[   31.107801] 
[   31.108192] CPU: 1 UID: 0 PID: 149 Comm: kunit_try_catch Tainted: G    B            N  6.16.0-rc2-next-20250620 #1 PREEMPT 
[   31.108523] Tainted: [B]=BAD_PAGE, [N]=TEST
[   31.108689] Hardware name: linux,dummy-virt (DT)
[   31.108791] ==================================================================