Comment 18 for bug 1241376

I got:

warning: /etc/sysctl.d/README(1): invalid syntax, continuing...
warning: /etc/sysctl.d/README(2): invalid syntax, continuing...
warning: /etc/sysctl.d/README(3): invalid syntax, continuing...
warning: /etc/sysctl.d/README(4): invalid syntax, continuing...
warning: /etc/sysctl.d/README(5): invalid syntax, continuing...
warning: /etc/sysctl.d/README(6): invalid syntax, continuing...
warning: /etc/sysctl.d/README(8): invalid syntax, continuing...
warning: /etc/sysctl.d/README(9): invalid syntax, continuing...
error: "Invalid argument" setting key "kernel.modules_disabled"
error: permission denied on key 'kernel.sg-big-buff'
error: permission denied on key 'kernel.random.poolsize'
error: permission denied on key 'kernel.random.entropy_avail'
error: permission denied on key 'kernel.random.boot_id'
error: permission denied on key 'kernel.random.uuid'
error: permission denied on key 'kernel.ngroups_max'
error: permission denied on key 'kernel.cap_last_cap'
error: permission denied on key 'kernel.bootloader_type'
error: permission denied on key 'kernel.bootloader_version'
error: permission denied on key 'kernel.ostype'
error: permission denied on key 'kernel.osrelease'
error: permission denied on key 'kernel.version'
error: permission denied on key 'kernel.pty.nr'
error: permission denied on key 'kernel.sched_domain.cpu0.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu0.domain1.name'
error: permission denied on key 'kernel.sched_domain.cpu1.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu1.domain1.name'
error: permission denied on key 'kernel.sched_domain.cpu2.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu2.domain1.name'
error: permission denied on key 'kernel.sched_domain.cpu3.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu3.domain1.name'
error: permission denied on key 'kernel.sched_domain.cpu4.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu4.domain1.name'
error: permission denied on key 'kernel.sched_domain.cpu5.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu5.domain1.name'
error: permission denied on key 'kernel.sched_domain.cpu6.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu6.domain1.name'
error: permission denied on key 'kernel.sched_domain.cpu7.domain0.name'
error: permission denied on key 'kernel.sched_domain.cpu7.domain1.name'
error: permission denied on key 'vm.nr_pdflush_threads'
error: "Invalid argument" setting key "vm.drop_caches"
error: "Invalid argument" setting key "vm.percpu_pagelist_fraction"
error: permission denied on key 'fs.inode-nr'
error: permission denied on key 'fs.inode-state'
error: permission denied on key 'fs.file-nr'
error: permission denied on key 'fs.dentry-state'
error: permission denied on key 'fs.aio-nr'
error: "Invalid argument" setting key "fs.binfmt_misc.python3/2"
error: "Invalid argument" setting key "fs.binfmt_misc.python3/2"
error: "Invalid argument" setting key "fs.binfmt_misc.python3/2"
error: "Invalid argument" setting key "fs.binfmt_misc.python3/2"
error: "Invalid argument" setting key "fs.binfmt_misc.python3/2"
error: "Invalid argument" setting key "fs.binfmt_misc.wine"
error: "Invalid argument" setting key "fs.binfmt_misc.wine"
error: "Invalid argument" setting key "fs.binfmt_misc.wine"
error: "Invalid argument" setting key "fs.binfmt_misc.wine"
error: "Invalid argument" setting key "fs.binfmt_misc.wine"
error: "Invalid argument" setting key "fs.binfmt_misc.jarwrapper"
error: "Invalid argument" setting key "fs.binfmt_misc.jarwrapper"
error: "Invalid argument" setting key "fs.binfmt_misc.jarwrapper"
error: "Invalid argument" setting key "fs.binfmt_misc.jarwrapper"
error: "Invalid argument" setting key "fs.binfmt_misc.jarwrapper"
error: "Invalid argument" setting key "fs.binfmt_misc.jar"
error: "Invalid argument" setting key "fs.binfmt_misc.jar"
error: "Invalid argument" setting key "fs.binfmt_misc.jar"
error: "Invalid argument" setting key "fs.binfmt_misc.jar"
error: "Invalid argument" setting key "fs.binfmt_misc.jar"
error: "Invalid argument" setting key "fs.binfmt_misc.cli"
error: "Invalid argument" setting key "fs.binfmt_misc.cli"
error: "Invalid argument" setting key "fs.binfmt_misc.cli"
error: "Invalid argument" setting key "fs.binfmt_misc.cli"
error: "Invalid argument" setting key "fs.binfmt_misc.cli"
error: "Invalid argument" setting key "fs.binfmt_misc.python2/7"
error: "Invalid argument" setting key "fs.binfmt_misc.python2/7"
error: "Invalid argument" setting key "fs.binfmt_misc.python2/7"
error: "Invalid argument" setting key "fs.binfmt_misc.python2/7"
error: "Invalid argument" setting key "fs.binfmt_misc.python2/7"
error: "Invalid argument" setting key "fs.binfmt_misc.status"
error: permission denied on key 'fs.quota.lookups'
error: permission denied on key 'fs.quota.drops'
error: permission denied on key 'fs.quota.reads'
error: permission denied on key 'fs.quota.writes'
error: permission denied on key 'fs.quota.cache_hits'
error: permission denied on key 'fs.quota.allocated_dquots'
error: permission denied on key 'fs.quota.free_dquots'
error: permission denied on key 'fs.quota.syncs'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: permission denied on key 'dev.cdrom.info'
error: "No such file or directory" setting key "net.netfilter.nf_log.0"
error: "No such file or directory" setting key "net.netfilter.nf_log.1"
error: "No such file or directory" setting key "net.netfilter.nf_log.2"
error: "No such file or directory" setting key "net.netfilter.nf_log.3"
error: "No such file or directory" setting key "net.netfilter.nf_log.4"
error: "No such file or directory" setting key "net.netfilter.nf_log.5"
error: "No such file or directory" setting key "net.netfilter.nf_log.6"
error: "No such file or directory" setting key "net.netfilter.nf_log.7"
error: "No such file or directory" setting key "net.netfilter.nf_log.8"
error: "No such file or directory" setting key "net.netfilter.nf_log.9"
error: "No such file or directory" setting key "net.netfilter.nf_log.10"
error: "No such file or directory" setting key "net.netfilter.nf_log.11"
error: "No such file or directory" setting key "net.netfilter.nf_log.12"
net.ipv4.route.error_cost = 250
net.ipv4.route.error_burst = 1250
warning: /etc/sysctl.conf(588): invalid syntax, continuing...
error: permission denied on key 'net.ipv4.tcp_available_congestion_control'
error: permission denied on key 'net.ipv4.conf.all.mc_forwarding'
error: permission denied on key 'net.ipv4.conf.default.mc_forwarding'
error: permission denied on key 'net.ipv4.conf.lo.mc_forwarding'
error: permission denied on key 'net.ipv4.conf.eth0.mc_forwarding'
net.ipv4.icmp_ignore_bogus_error_responses = 1
net.ipv4.icmp_errors_use_inbound_ifaddr = 0
error: permission denied on key 'net.ipv6.conf.all.mc_forwarding'
error: permission denied on key 'net.ipv6.conf.default.mc_forwarding'
error: permission denied on key 'net.ipv6.conf.lo.mc_forwarding'
error: permission denied on key 'net.ipv6.conf.eth0.mc_forwarding'
error: permission denied on key 'sunrpc.transports'
error: permission denied on key 'sunrpc.transports'
error: permission denied on key 'sunrpc.transports'
error: permission denied on key 'afs.afs_blocksUsed'

I've commented all lines with "No such file or directory" and "Invalid argument" errors - problem solved.