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micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="Rr1ym04J3vGeYfwG" Content-Disposition: inline In-Reply-To: <258abfda-5f71-4e75-a3a5-abdad85a85f3@suse.com> --Rr1ym04J3vGeYfwG Content-Type: text/plain; protected-headers=v1; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Date: Sat, 2 Dec 2023 22:46:38 +0100 From: Marek =?utf-8?Q?Marczykowski-G=C3=B3recki?= To: Juergen Gross Cc: xen-devel Subject: Re: Linux 6.7-rc1+: WARNING at drivers/xen/evtchn.c:167 evtchn_interrupt On Fri, Dec 01, 2023 at 09:29:30AM +0100, Juergen Gross wrote: > Hi Marek, >=20 > On 30.11.23 03:34, Marek Marczykowski-G=C3=B3recki wrote: > > Hi, > >=20 > > While testing 6.7-rc3 on Qubes OS I found several warning like in the > > subject in dom0 log. I see them when running 6.7-rc1 too. I'm not sure > > what exactly triggers the issue, but my guess would be unbinding an > > event channel from userspace (closing vchan connection). > >=20 > > Specific message: > >=20 > > [ 83.973377] ------------[ cut here ]------------ > > [ 83.975523] Interrupt for port 77, but apparently not enabled; per-u= ser 00000000a0e9f1d1 >=20 > Just a guess, but I think this might happen when the vchan connection > is closed while there is still some traffic. This could result in events > triggering in parallel to unbinding the event channel. >=20 > Could you please test the attached patch (only compile tested)? Unfortunately that doesn't help, I get exactly the same traceback. --=20 Best Regards, Marek Marczykowski-G=C3=B3recki Invisible Things Lab --Rr1ym04J3vGeYfwG Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhrpukzGPukRmQqkK24/THMrX1ywFAmVrpb4ACgkQ24/THMrX 1ywpMwf/Zezy87gjaRQddAkK1AEyoFPk7kSEuGbSdUxC3HZumzXkkisRRFgnTAm3 OEk+vb0uZYO2ooSzzHGSWdRtMHWLXrPU8R/nnWcwuxN3BJd1mKXg4jgN7qWEcBoo UgtPhzzrIcorc4U36NkiFeYgU/5x+3znJ3/KTlMhUuKxztewsR1f1R2jp77NkHIy m2Vpk7vTYe/sfVHLzrbT4dRdLOj6ALIC+nCTCkxyp92AP95ciCw3YY1lWNZxTA0a FZsks5sVJJyi9+h4gk6bl39ymSnx5+N0/oHajDL9rJh4OjsKVreT3m2KXJlDoLu5 GL6/NoYevgznZXxOEoz+DghSTPjFwQ== =lqOa -----END PGP SIGNATURE----- --Rr1ym04J3vGeYfwG--