From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: linux-next on x60: hangs when I request suspend was Re: linux-next on x60: network manager often complains "network is disabled" after resume Date: Tue, 3 Apr 2018 10:51:20 +0200 Message-ID: <20180403085120.GD3926@amd> References: <20180318104023.GA10392@amd> <70721f83-344a-0f23-223b-9c81f6e9e32a@gmail.com> <20180319092106.GA5683@amd> <1521474008.20208.2.camel@redhat.com> <20180319173356.GA28462@amd> <1521481549.20208.8.camel@redhat.com> <20180320080334.GA31772@amd> <1521551568.16848.5.camel@redhat.com> <20180325061927.GA2148@amd> <95efbba35c3389015d4919a59f8d01bc2d375a19.camel@redhat.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="IMjqdzrDRly81ofr" Return-path: Content-Disposition: inline In-Reply-To: <95efbba35c3389015d4919a59f8d01bc2d375a19.camel@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: Dan Williams Cc: Woody Suwalski , "Rafael J. Wysocki" , kernel list , Linux-pm mailing list , Netdev list List-Id: linux-pm@vger.kernel.org --IMjqdzrDRly81ofr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! I wanted to re-test next (4.16.0-rc7-next-20180329), but that one does not suspend at all. I normally suspend by pressing power button in MATE, but that action currently results in machine hanging. Pavel On Mon 2018-03-26 10:33:55, Dan Williams wrote: > On Sun, 2018-03-25 at 08:19 +0200, Pavel Machek wrote: > > > > > Ok, what does 'nmcli dev' and 'nmcli radio' show? > > > >=20 > > > > Broken state. > > > >=20 > > > > pavel@amd:~$ nmcli dev > > > > DEVICE TYPE STATE CONNECTION > > > > eth1 ethernet unavailable -- > > > > lo loopback unmanaged -- > > > > wlan0 wifi unmanaged -- > > >=20 > > > If the state is "unmanaged" on resume, that would indicate a > > > problem > > > with sleep/wake and likely not a kernel network device issue. > > >=20 > > > We should probably move this discussion to the NM lists to debug > > > further. Before you suspend, run "nmcli gen log level trace" to > > > turn > > > on full debug logging, then reproduce the issue, and send a pointer > > > to > > > those logs (scrubbed for anything you consider sensitive) to the NM > > > mailing list. > >=20 > > Hmm :-) > >=20 > > root@amd:/data/pavel# nmcli gen log level trace > > Error: Unknown log level 'trace' >=20 > What NM version? 'trace' is pretty old (since 1.0 from December 2014) > so unless you're using a really, really old version of Debian I'd > expect you'd have it. Anyway, debug would do. >=20 > > root@amd:/data/pavel# nmcli gen log level help > > Error: Unknown log level 'help' >=20 > nmcli gen help >=20 > > root@amd:/data/pavel# nmcli gen log level > > Error: value for 'level' argument is required. > > root@amd:/data/pavel# nmcli gen log level debug >=20 > This should be OK. >=20 > > root@amd:/data/pavel# cat /var/log/sys/log >=20 > It routes it to whatever the syslog 'daemon' facility logs to (however > that's configured on your system). Usually /var/log/messages or > /var/log/daemon.log or sometimes your distro configures it to > /var/log/NetworkManager.log. >=20 > Or if you're using a systemd-based distro, it would probably be in the > systemd journal so "journalctl -b -u NetworkManager" >=20 > > Where do I get the logs? I don't see much in the syslog... >=20 > > And.. It seems that it is "every other suspend". One resume results > > in > > broken network, one in working one, one in broken one... >=20 > Does your distro use pm-utils, upower, or systemd for suspend/resume > handling? >=20 > Dan --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --IMjqdzrDRly81ofr Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlrDQIgACgkQMOfwapXb+vJlNwCffj9I76y/inQmM5n3MBpHRnQ2 /d8An0c2qoHmtzrhJj/9CeogIKHuLobz =KQ5p -----END PGP SIGNATURE----- --IMjqdzrDRly81ofr--