Re: [syzbot] [bpf?] KMSAN: uninit-value in trie_delete_elem

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Hi,

On Mon, Apr 1, 2024 at 8:55 PM Yonghong Song <yonghong.song@xxxxxxxxx> wrote:
>
>
> On 3/26/24 12:00 PM, syzbot wrote:
> > Hello,
> >
> > syzbot found the following issue on:
> >
> > =====================================================
> > BUG: KMSAN: uninit-value in trie_delete_elem+0xc0/0xbe0 kernel/bpf/lpm_trie.c:448
>
> Unrelated to the bug itself, with KMSAN is enabled, qemu cannot boot my vm
> any more. Anything special I need to do in order to boot a KMSAN kernel?
>

Does the kernel print any specific errors to the serial console while
booting? Or nothing at all?

-- 
Aleksandr





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