Hay
Date
May 26, 2025, 9:10 a.m.

Environment
qemu-arm64

[   16.835312] ==================================================================
[   16.835636] BUG: KFENCE: out-of-bounds read in kmalloc_oob_left+0x160/0x320
[   16.835636] 
[   16.835913] Out-of-bounds read at 0x00000000b858bb47 (1B left of kfence-#59):
[   16.836608]  kmalloc_oob_left+0x160/0x320
[   16.836709]  kunit_try_run_case+0x170/0x3f0
[   16.836796]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   16.836899]  kthread+0x328/0x630
[   16.836976]  ret_from_fork+0x10/0x20
[   16.837164] 
[   16.837847] kfence-#59: 0x0000000039df9df3-0x0000000052896ee2, size=15, cache=kmalloc-16
[   16.837847] 
[   16.838313] allocated by task 138 on cpu 0 at 16.825961s (0.012206s ago):
[   16.839000]  kmalloc_oob_left+0xb8/0x320
[   16.839119]  kunit_try_run_case+0x170/0x3f0
[   16.839206]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   16.839356]  kthread+0x328/0x630
[   16.839456]  ret_from_fork+0x10/0x20
[   16.839635] 
[   16.839772] CPU: 0 UID: 0 PID: 138 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc7-next-20250526 #1 PREEMPT 
[   16.839960] Tainted: [B]=BAD_PAGE, [N]=TEST
[   16.840015] Hardware name: linux,dummy-virt (DT)
[   16.840092] ==================================================================