Groups > linux.debian.bugs.dist > #1058535

Bug#830303: mmc0: Unexpected interrupt 0x04000000.

From	Alexandros Kosiaris <akosiaris@gmail.com>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#830303: mmc0: Unexpected interrupt 0x04000000.
Date	2021-05-10 14:50 +0200
Message-ID	<Cddwe-3wU-5@gated-at.bofh.it> (permalink)
References	(1 earlier) <xsZ7b-58W-9@gated-at.bofh.it> <CcXUv-1Ug-29@gated-at.bofh.it> <CdcJP-31i-1@gated-at.bofh.it> <rSsM9-6jn-1@gated-at.bofh.it> <CdcJP-31i-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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On Mon, May 10, 2021 at 2:51 PM Alexandros Kosiaris <akosiaris@gmail.com> wrote:
>
> On Sun, May 9, 2021 at 11:06 PM Salvatore Bonaccorso <carnil@debian.org> wrote:
> >
> > Contol: tags -1 + moreinfo
> >
> > On Mon, Feb 18, 2019 at 11:54:23PM +0200, Alexandros Kosiaris wrote:
> > > Hi,
> > >
> > > For what it's worth, it seems on this specific hardware:
> > >
> > > Broadcom Limited BCM57765/57785 SDXC/MMC Card Reader [14e4:16bc]
> > >
> > > the problem can be resolved by passing:
> > >
> > > debug_quirks2=0x4 to sdhci kernel module.
> > >
> > > Note that there is also the debug_quirks param. I did set some values
> > > for it but the working one is the default, namely 0
> > >
> > > For more information have a look at
> > > https://bugzilla.kernel.org/show_bug.cgi?id=73241#c55
> > >
> > > I just tested it on a Macmini7,1Debian having Stretch with
> > > 4.19+101~bpo9+1 kernel. I 'll be using it for the next few days, I am
> > > hoping everything will work out ok and I won't have to report more
> > > stuff
> >
> > is the issue still reproducible with a recent kernel? If not we might
> > go ahead and close the bugreport.
>
> It is. I just tried on buster's 4.19.0-16-amd64 and the issue persists
> for me. I 'll also try to reproduce with bullseye's 5.10.28-1 and
> report results here.

Reproduced on bullseye with 5.10.28-1 as well. The fix remains to have
in a file in /etc/modprobe.d (e.g. sdhci.conf) the following:

options sdhci debug_quirks2=0x4

Regards,

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Thread

Bug#830303: mmc0: Unexpected interrupt 0x04000000. Salvatore Bonaccorso <carnil@debian.org> - 2021-05-09 22:10 +0200
  Bug#830303: mmc0: Unexpected interrupt 0x04000000. Alexandros Kosiaris <akosiaris@gmail.com> - 2021-05-10 14:00 +0200
    Bug#830303: mmc0: Unexpected interrupt 0x04000000. Alexandros Kosiaris <akosiaris@gmail.com> - 2021-05-10 14:50 +0200

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