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SubjectRe: usb: cdc-acm: BUG kmalloc-128 Poison overwritten
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Am Donnerstag, den 18.02.2021, 16:52 +0100 schrieb Bruno Thomsen:
> Den fre. 12. feb. 2021 kl. 16.33 skrev Bruno Thomsen <bruno.thomsen@gmail.com>:
> > Hi,
> >
> > I have been experience random kernel oops in the cdc-acm driver on
> > imx7 (arm arch). Normally it happens during the first 1-3min runtime
> > after power-on. Below oops is from 5.8.17 mainline kernel with an
> > extra patch back-ported in an attempt to fix it:
> > 38203b8385 ("usb: cdc-acm: fix cooldown mechanism")
>
> I can now boot board with 5.11 kernel without any extra patches and
> it produce similar issue. Hopefully that make the oops more useful.
> Issue has been seen on multiple devices, so I don't think it's a bad
> hardware issue.

Hi,

is this a regression from 5.10?

Regards
Oliver


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