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SubjectRe: Fwd: UBSAN: array-index-out-of-bounds in net/wireless/nl80211.c and net/mac80211/scan.c
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On 5/9/24 15:48, Johannes Berg wrote:
> On Thu, 2024-05-09 at 07:07 +0700, Bagas Sanjaya wrote:
>>> [ 106.201036] UBSAN: array-index-out-of-bounds in /var/tmp/portage/sys-kernel/gentoo-kernel-6.8.9/work/linux-6.8/net/mac80211/scan.c:364:4
>>> [ 106.201037] index 0 is out of range for type 'struct ieee80211_channel *[]'
>
> No idea about that one. Send patches.
>
> (Seriously. If you're running with bleeding edge toolchains that pretty
> much nobody has yet, send patches.)
>

I'm not expert in networking (let alone wireless), so I ask BZ reporter.

FYI, when I asked the reporter to reproduce this bug on vanilla (kernel.org)
kernel, he said that he was already running that [1] despite that his
kernel is actually patched, distribution kernel [2] (the patches itself
are in [3]).

Thanks.

[1]: https://bugzilla.kernel.org/show_bug.cgi?id=218810#c2
[2]: https://gitweb.gentoo.org/repo/sync/gentoo.git/tree/sys-kernel/gentoo-kernel/gentoo-kernel-6.8.9.ebuild
[3]: https://gitweb.gentoo.org/proj/linux-patches.git/tree/?h=6.8-12

--
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