*** This bug is a duplicate of bug 1543292 ***
https://bugs.launchpad.net/bugs/1543292
Public bug reported:
A was updating the OS of my home router and after this operation I found
that NM had crashed.
During the update process, the eth0 link went down then up several
times:
[341150.695483] NetworkManager[1146]: segfault at 168 ip 00000000004c3a4d sp
00007fff59212f10 error 4 in NetworkManager[400000+1bf000]
[341152.886800] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[341264.824755] r8169 0000:04:00.0 eth0: link down
[341272.468679] r8169 0000:04:00.0 eth0: link down
[341275.351709] r8169 0000:04:00.0 eth0: link up
[341297.726728] r8169 0000:04:00.0 eth0: link down
[341300.116211] r8169 0000:04:00.0 eth0: link up
[341313.195992] r8169 0000:04:00.0 eth0: link down
[341315.683529] r8169 0000:04:00.0 eth0: link up
[341411.112892] NetworkManager[6475]: segfault at 168 ip 00000000004c3a4d sp
00007fffc33659b0 error 4 in NetworkManager[400000+1bf000]
[341411.292994] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[341411.295245] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[341411.413031] r8169 0000:04:00.0 eth0: link down
[341411.413038] r8169 0000:04:00.0 eth0: link down
[341411.413113] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[341414.200647] r8169 0000:04:00.0 eth0: link up
[341414.200664] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[341553.518865] r8169 0000:04:00.0 eth0: link down
[341555.809064] r8169 0000:04:00.0 eth0: link up
[341588.851022] r8169 0000:04:00.0 eth0: link down
[341591.182066] r8169 0000:04:00.0 eth0: link up
[341608.640456] r8169 0000:04:00.0 eth0: link down
[341611.072695] r8169 0000:04:00.0 eth0: link up
ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: network-manager 1.0.4-0ubuntu10
Uname: Linux 4.5.0-040500-lowlatency x86_64
ApportVersion: 2.20.1-0ubuntu1
Architecture: amd64
Date: Thu Apr 7 10:04:16 2016
ExecutablePath: /usr/sbin/NetworkManager
IfupdownConfig:
auto lo
iface lo inet loopback
IpRoute:
default via 192.168.1.1 dev eth0 proto static metric 100
169.254.0.0/16 dev eth0 scope link metric 1000
192.168.1.0/24 dev eth0 proto kernel scope link src 192.168.1.11 metric 100
NetworkManager.state:
[main]
NetworkingEnabled=true
WirelessEnabled=false
WWANEnabled=true
WimaxEnabled=true
ProcCmdline: /usr/sbin/NetworkManager --no-daemon
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SegvAnalysis:
Segfault happened at: 0x4c3a4d: mov 0x168(%rax),%r11d
PC (0x004c3a4d) ok
source "0x168(%rax)" (0x00000168) not located in a known VMA region (needed
readable region)!
destination "%r11d" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: network-manager
UpgradeStatus: Upgraded to xenial on 2016-03-31 (7 days ago)
UserGroups: pkcs11
nmcli-con:
NAME UUID TYPE
TIMESTAMP TIMESTAMP-REAL AUTOCONNECT AUTOCONNECT-PRIORITY
READONLY DBUS-PATH ACTIVE DEVICE STATE
ACTIVE-PATH
Nexus 5 Network 0ce24b6d-c704-4da9-8973-9b253e7d51d7 bluetooth 0
never no 0 no
/org/freedesktop/NetworkManager/Settings/1 no -- -- --
Wired connection 1 6e2ce64b-8cfc-4f0a-b4e1-4f5f8c6472c6 802-3-ethernet
1460031217 Thu 07 Apr 2016 02:13:37 PM CEST yes 0
no /org/freedesktop/NetworkManager/Settings/0 yes eth0
activated /org/freedesktop/NetworkManager/ActiveConnection/0
nmcli-dev:
DEVICE TYPE STATE DBUS-PATH
CONNECTION CON-UUID CON-PATH
eth0 ethernet connected
/org/freedesktop/NetworkManager/Devices/2 Wired connection 1
6e2ce64b-8cfc-4f0a-b4e1-4f5f8c6472c6
/org/freedesktop/NetworkManager/ActiveConnection/0
BC:F5:AC:84:10:B5 bt disconnected
/org/freedesktop/NetworkManager/Devices/3 -- --
--
wlan0 wifi unavailable
/org/freedesktop/NetworkManager/Devices/1 -- --
--
lo loopback unmanaged
/org/freedesktop/NetworkManager/Devices/0 -- --
--
nmcli-nm: Error: command ['nmcli', '-f', 'all', 'nm'] failed with exit code 2:
Error: Object 'nm' is unknown, try 'nmcli help'.
** Affects: network-manager (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-crash gnome3-ppa third-party-packages xenial
** Information type changed from Private to Public
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https://bugs.launchpad.net/bugs/1567415
Title:
NM crash caused by down/up eth0
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