[....] Starting enhanced syslogd: rsyslogd[   11.326799] audit: type=1400 audit(1514882434.723:5): avc:  denied  { syslog } for  pid=3321 comm="rsyslogd" capability=34  scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
Starting mcstransd: 
[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

syzkaller login: [   16.979067] audit: type=1400 audit(1514882440.375:6): avc:  denied  { map } for  pid=3460 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
Warning: Permanently added '10.128.0.4' (ECDSA) to the list of known hosts.
executing program
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[   23.119473] audit: type=1400 audit(1514882446.516:7): avc:  denied  { map } for  pid=3474 comm="syzkaller179309" path="/root/syzkaller179309895" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
[   23.734695] 
[   23.736435] =============================
[   23.741317] WARNING: suspicious RCU usage
[   23.745481] 4.15.0-rc6-next-20180102+ #86 Not tainted
[   23.750690] -----------------------------
[   23.754844] net/netfilter/ipset/ip_set_core.c:2057 suspicious rcu_dereference_protected() usage!
[   23.763785] 
[   23.763785] other info that might help us debug this:
[   23.763785] 
[   23.771932] 
[   23.771932] rcu_scheduler_active = 2, debug_locks = 1
[   23.778616] 3 locks held by kworker/u4:0/5:
[   23.782939]  #0:  ((wq_completion)"%s""netns"){+.+.}, at: [<000000006581c2a2>] process_one_work+0x71f/0x14a0
[   23.792951]  #1:  (net_cleanup_work){+.+.}, at: [<0000000032ed8df0>] process_one_work+0x757/0x14a0
[   23.802071]  #2:  (net_mutex){+.+.}, at: [<000000004beb14d8>] cleanup_net+0x139/0x8b0
[   23.810072] 
[   23.810072] stack backtrace:
[   23.814579] CPU: 0 PID: 5 Comm: kworker/u4:0 Not tainted 4.15.0-rc6-next-20180102+ #86
[   23.822611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   23.831956] Workqueue: netns cleanup_net
[   23.835988] Call Trace:
[   23.838547]  dump_stack+0x137/0x198
[   23.842148]  lockdep_rcu_suspicious+0x123/0x170
[   23.846790]  ip_set_net_exit+0x2c6/0x480
[   23.850824]  ? ip_set_flush+0x4e0/0x4e0
[   23.854771]  ops_exit_list.isra.6+0xae/0x150
[   23.859164]  cleanup_net+0x3f3/0x8b0
[   23.862859]  ? unregister_pernet_device+0x80/0x80
[   23.867676]  ? __lock_is_held+0xb6/0x140
[   23.871727]  process_one_work+0x801/0x14a0
[   23.875942]  ? pwq_dec_nr_in_flight+0x2d0/0x2d0
[   23.880590]  worker_thread+0xe0/0x1010
[   23.884461]  kthread+0x33c/0x400
[   23.887798]  ? process_one_work+0x14a0/0x14a0
[   23.892264]  ? kthread_delayed_work_timer_fn+0x270/0x270
[   23.897688]  ret_from_fork+0x24/0x30
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