[Bug 1279041] Re: /proc/sys/net/ipv4/ip_local_reserved_ports not writable because of apparmor

Florian Engelmann engelmann at d-g-c.de
Wed Feb 19 07:22:08 UTC 2014


Hi Joseph

I just tested the 3.14 rc2 Kernel package but it looks like the file
still does not exist:

# cat /proc/sys/net/ipv4/ip_local_reserved_ports
cat: /proc/sys/net/ipv4/ip_local_reserved_ports: No such file or directory


# find /proc/sys/net/ipv4/ -ls
136031    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:12 /proc/sys/net/ipv4/
136032    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:12 /proc/sys/net/ipv4/conf
136035    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:12 /proc/sys/net/ipv4/conf/all
240525    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/accept_local
240526    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/accept_redirects
240527    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/accept_source_route
240528    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/arp_accept
240529    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/arp_announce
240530    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/arp_filter
240531    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/arp_ignore
240532    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/arp_notify
240533    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/bootp_relay
240534    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/disable_policy
240535    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/disable_xfrm
240536    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/force_igmp_version
240537    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/forwarding
240538    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/igmpv2_unsolicited_report_interval
240539    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/igmpv3_unsolicited_report_interval
240540    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/log_martians
240541    0 -r--r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/mc_forwarding
240542    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/medium_id
240543    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/promote_secondaries
240544    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/proxy_arp
240545    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/proxy_arp_pvlan
240546    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/route_localnet
136036    0 -rw-r--r--   1 root     root            0 Feb 19 08:12 /proc/sys/net/ipv4/conf/all/rp_filter
240547    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/secure_redirects
240548    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/send_redirects
240549    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/shared_media
240550    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/src_valid_mark
240551    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/all/tag
240522    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back
240552    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/accept_local
240553    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/accept_redirects
240554    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/accept_source_route
240555    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/arp_accept
240556    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/arp_announce
240557    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/arp_filter
240558    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/arp_ignore
240559    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/arp_notify
240560    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/bootp_relay
240561    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/disable_policy
240562    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/disable_xfrm
240563    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/force_igmp_version
240564    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/forwarding
240565    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/igmpv2_unsolicited_report_interval
240566    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/igmpv3_unsolicited_report_interval
240567    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/log_martians
240568    0 -r--r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/mc_forwarding
240569    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/medium_id
240570    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/promote_secondaries
240571    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/proxy_arp
240572    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/proxy_arp_pvlan
240573    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/route_localnet
240574    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/rp_filter
240575    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/secure_redirects
240576    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/send_redirects
240577    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/shared_media
240578    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/src_valid_mark
240579    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/back/tag
136033    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:12 /proc/sys/net/ipv4/conf/default
240580    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/accept_local
240581    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/accept_redirects
240582    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/accept_source_route
240583    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/arp_accept
240584    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/arp_announce
240585    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/arp_filter
240586    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/arp_ignore
240587    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/arp_notify
240588    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/bootp_relay
240589    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/disable_policy
240590    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/disable_xfrm
240591    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/force_igmp_version
240592    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/forwarding
240593    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/igmpv2_unsolicited_report_interval
240594    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/igmpv3_unsolicited_report_interval
240595    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/log_martians
240596    0 -r--r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/mc_forwarding
240597    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/medium_id
240598    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/promote_secondaries
240599    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/proxy_arp
240600    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/proxy_arp_pvlan
240601    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/route_localnet
136034    0 -rw-r--r--   1 root     root            0 Feb 19 08:12 /proc/sys/net/ipv4/conf/default/rp_filter
240602    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/secure_redirects
240603    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/send_redirects
240604    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/shared_media
240605    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/src_valid_mark
240606    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/default/tag
240523    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front
240607    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/accept_local
240608    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/accept_redirects
240609    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/accept_source_route
240610    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/arp_accept
240611    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/arp_announce
240612    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/arp_filter
240613    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/arp_ignore
240614    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/arp_notify
240615    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/bootp_relay
240616    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/disable_policy
240617    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/disable_xfrm
240618    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/force_igmp_version
240619    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/forwarding
240620    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/igmpv2_unsolicited_report_interval
240621    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/igmpv3_unsolicited_report_interval
240622    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/log_martians
240623    0 -r--r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/mc_forwarding
240624    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/medium_id
240625    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/promote_secondaries
240626    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/proxy_arp
240627    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/proxy_arp_pvlan
240628    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/route_localnet
240629    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/rp_filter
240630    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/secure_redirects
240631    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/send_redirects
240632    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/shared_media
240633    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/src_valid_mark
240634    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/front/tag
240524    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo
240635    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/accept_local
240636    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/accept_redirects
240637    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/accept_source_route
240638    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/arp_accept
240639    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/arp_announce
240640    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/arp_filter
257025    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/arp_ignore
257026    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/arp_notify
257027    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/bootp_relay
257028    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/disable_policy
257029    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/disable_xfrm
257030    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/force_igmp_version
257031    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/forwarding
257032    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/igmpv2_unsolicited_report_interval
257033    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/igmpv3_unsolicited_report_interval
257034    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/log_martians
257035    0 -r--r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/mc_forwarding
257036    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/medium_id
257037    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/promote_secondaries
257038    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/proxy_arp
257039    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/proxy_arp_pvlan
257040    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/route_localnet
257041    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/rp_filter
257042    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/secure_redirects
257043    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/send_redirects
257044    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/shared_media
257045    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/src_valid_mark
257046    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/conf/lo/tag
233344    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/icmp_echo_ignore_all
233345    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts
233346    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/icmp_errors_use_inbound_ifaddr
233347    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/icmp_ignore_bogus_error_responses
233348    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/icmp_ratelimit
233349    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/icmp_ratemask
233350    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ip_forward
233351    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ip_forward_use_pmtu
233352    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ip_local_port_range
233353    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ip_no_pmtu_disc
233354    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ipfrag_high_thresh
233355    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ipfrag_low_thresh
233356    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ipfrag_time
233357    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/neigh
257047    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back
257050    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/anycast_delay
257051    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/app_solicit
257052    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/base_reachable_time
257053    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/base_reachable_time_ms
257054    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/delay_first_probe_time
257055    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/gc_stale_time
257056    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/locktime
257057    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/mcast_solicit
257058    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/proxy_delay
257059    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/proxy_qlen
257060    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/retrans_time
257061    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/retrans_time_ms
257062    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/ucast_solicit
257063    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/unres_qlen
257064    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/back/unres_qlen_bytes
257048    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front
257065    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/anycast_delay
257066    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/app_solicit
257067    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/base_reachable_time
257068    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/base_reachable_time_ms
257069    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/delay_first_probe_time
257070    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/gc_stale_time
257071    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/locktime
257072    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/mcast_solicit
257073    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/proxy_delay
257074    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/proxy_qlen
257075    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/retrans_time
257076    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/retrans_time_ms
257077    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/ucast_solicit
257078    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/unres_qlen
257079    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/front/unres_qlen_bytes
257049    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo
257080    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/anycast_delay
257081    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/app_solicit
257082    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/base_reachable_time
257083    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/base_reachable_time_ms
257084    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/delay_first_probe_time
257085    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/gc_stale_time
257086    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/locktime
257087    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/mcast_solicit
257088    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/proxy_delay
257089    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/proxy_qlen
257090    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/retrans_time
257091    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/retrans_time_ms
257092    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/ucast_solicit
257093    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/unres_qlen
257094    0 -rw-r--r--   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/neigh/lo/unres_qlen_bytes
233358    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/ping_group_range
233359    0 dr-xr-xr-x   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/route
257095    0 --w-------   1 root     root            0 Feb 19 08:18 /proc/sys/net/ipv4/route/flush
233360    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/tcp_ecn
233361    0 -rw-r--r--   1 root     root            0 Feb 19 08:16 /proc/sys/net/ipv4/xfrm4_gc_thresh


I was no more able to login via console or SSH to my LXC (only the one running precise)?

Feb 19 08:15:12 app01-xxxx-prodm snoopy[1096]: [uid:0 sid:1096 tty: cwd:/ filename:/usr/sbin/sshd]: /usr/sbin/sshd -D -R 
Feb 19 08:15:12 app01-xxxx-prodm sshd[1096]: PAM audit_log_acct_message() failed: Operation not permitted
Feb 19 08:15:12 app01-xxxx-prodm sshd[1096]: fatal: Access denied for user root by PAM account configuration [preauth]
Feb 19 08:17:01 app01-xxxx-prodm CRON[1098]: PAM audit_log_acct_message() failed: Operation not permitted


Regards,
Flo

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https://bugs.launchpad.net/bugs/1279041

Title:
  /proc/sys/net/ipv4/ip_local_reserved_ports not writable because of
  apparmor

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