When upgrading to linux 4.5-1~exp1, the ethernet no longer responds correctly. Downgrading back to 4.4.6-1 from sid/stretch fixes the issue. I see these messages in syslog: Mar 27 21:25:37 ff2a systemd[1]: Reached target System Time Synchronized. Mar 27 21:25:37 ff2a networking[311]: Configuring network interfaces...[ERROR] Could not read permanent MAC: Device or resource busy Mar 27 21:25:37 ff2a networking[311]: Current MAC: 00:00:00:00:00:00 (XEROX CORPORATION) Mar 27 21:25:37 ff2a networking[311]: Permanent MAC: 00:00:00:00:00:00 (XEROX CORPORATION) Mar 27 21:25:37 ff2a networking[311]: New MAC: 4e:e3:67:92:21:0e (unknown) Mar 27 21:25:37 ff2a networking[311]: RTNETLINK answers: No such device Mar 27 21:25:37 ff2a networking[311]: Failed to bring up eth0. Mar 27 21:25:37 ff2a networking[311]: done. Mar 27 21:25:37 ff2a systemd[1]: Started LSB: Raise network interfaces.. Mar 27 21:25:37 ff2a systemd[1]: Starting Network. -- Mar 27 21:25:37 ff2a kernel: [ 10.182806] mmcblk1: p1 p2 Mar 27 21:25:37 ff2a kernel: [ 10.552168] Adding 5242876k swap on /dev/mapper/ff2a-swap. Priority:-1 extents:1 across:5242876k FS Mar 27 21:25:37 ff2a kernel: [ 10.705565] EXT4-fs (dm-2): mounted filesystem with ordered data mode. Opts: (null) Mar 27 21:25:37 ff2a atd[494]: File a00001017285b2 is in wrong format - aborting Mar 27 21:25:37 ff2a kernel: [ 11.637423] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null) Mar 27 21:25:37 ff2a kernel: [ 12.169292] libphy: PHY stmmac-0:ffffffff not found Mar 27 21:25:37 ff2a kernel: [ 12.174209] eth0: Could not attach to PHY Mar 27 21:25:37 ff2a kernel: [ 12.178246] stmmac_open: Cannot attach to PHY (error: -19) Mar 27 21:25:37 ff2a systemd[1]: Starting Avahi mDNS/DNS-SD Stack... Mar 27 21:25:37 ff2a kernel: [ 13.051128] ip6_tables: (C) 2000-2006 Netfilter Core Team Full syslog from boot attached. live well, vagrant
linux-image-4.5.0-1-armmp-lpae 4.5.1-1. Only way to get the network back is to downgrade to 4.4.6-1. Related LKML thread: https://lkml.org/lkml/2016/3/15/63 Grüße, Sven.
Thanks for the hint. It took me a while to figure out how to make the downgrade work. Installing old linux-image package is not enough. One must also run "flash-kernel --force 4.4.0-1-armmp-lpae" otherwise, the card still boots on linux 4.5 kernel. Note that any linux-image upgrade will reruns flash-kernel which, by defaults, sets the boot to use latest kernel. All the best
Version: 4.9.51-1 Version 4.9.x and earlier has been working on firefly-rk3288 boards for me. live well, vagrant