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Tasklist

FS#43642 - Linux-3.18.4-1 upgrade causes network to fail

Attached to Project: Arch Linux
Opened by Jonathan Clark (jc79) - Saturday, 31 January 2015, 16:18 GMT
Last edited by Evangelos Foutras (foutrelis) - Saturday, 31 January 2015, 17:11 GMT
Task Type Bug Report
Category Packages: Extra
Status Closed
Assigned To No-one
Architecture i686
Severity High
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 0
Private No

Details

Description:
I upgraded linux-3.18.2-2 to 3.18.4-1 and re-booted. Afterwards there was no network connectivity. ip link showed only lo, no ethernet link.

I then downgraded via sudo pacman -U /var/cache/pacman/pkg/linux-3.18.2-2-x86_64.pkg.tar.xz, re-booted and the network works.

Additional info:
lspci -v shows
02:00.0 Ethernet controller: Qualcomm Atheros AR8131 Gigabit Ethernet (rev c0)
Subsystem: ASUSTeK Computer Inc. Device 83fe
Flags: bus master, fast devsel, latency 0, IRQ 25
Memory at febc0000 (64-bit, non-prefetchable) [size=256K]
I/O ports at ec00 [size=128]
Capabilities: <access denied>
Kernel driver in use: atl1c
Kernel modules: atl1c

journalctl shows

Jan 31 15:14:28 jc-arch systemd[1]: Job sys-subsystem-net-devices-enp2s0.device/start timed out.
Jan 31 15:14:28 jc-arch systemd[1]: Timed out waiting for device sys-subsystem-net-devices-enp2s0.device.
Jan 31 15:14:28 jc-arch systemd[1]: Dependency failed for dhcpcd on enp2s0.
Jan 31 15:14:28 jc-arch systemd[1]: Job dhcpcd@enp2s0.service/start failed with result 'dependency'.
Jan 31 15:14:28 jc-arch systemd[1]: Job sys-subsystem-net-devices-enp2s0.device/start failed with result

Steps to reproduce:

With an Atheros AR8131 installed, upgrade to linux-3.18.4-1 and reboot.
This task depends upon

Closed by  Evangelos Foutras (foutrelis)
Saturday, 31 January 2015, 17:11 GMT
Reason for closing:  None
Additional comments about closing:  Issue fixed after downgrading and then upgrading again.
Comment by Jonathan Clark (jc79) - Saturday, 31 January 2015, 17:04 GMT
I don't know why but downgrading then upgrading again has fixed this problem.

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