audit: type=1400 audit(1556111944.848:5): avc:  denied  { associate } for  pid=2058 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1
------------[ cut here ]------------
WARNING: CPU: 1 PID: 64 at net/xfrm/xfrm_state.c:2197 xfrm_state_fini+0x2a0/0x340 net/xfrm/xfrm_state.c:2197
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 64 Comm: kworker/u4:1 Not tainted 4.9.170+ #47
Workqueue: netns cleanup_net
 ffff8801d796f900 ffffffff81b4fb21 0000000000000000 ffffffff82a39ba0
 00000000ffffffff 0000000000000001 0000000000000009 ffff8801d796f9e0
 ffffffff813f966a 0000000041b58ab3 ffffffff82e2eee2 ffffffff813f9491
Call Trace:
 [<000000008bc4bc68>] __dump_stack lib/dump_stack.c:15 [inline]
 [<000000008bc4bc68>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<00000000b683d59e>] panic+0x1d9/0x3bd kernel/panic.c:180
 [<0000000053069057>] __warn.cold+0x2f/0x2f kernel/panic.c:546
 [<00000000be1032d5>] warn_slowpath_null+0x2d/0x40 kernel/panic.c:589
 [<0000000056d6fe67>] xfrm_state_fini+0x2a0/0x340 net/xfrm/xfrm_state.c:2197
 [<0000000015e2bffa>] xfrm_net_exit+0x2e/0x40 net/xfrm/xfrm_policy.c:3122
 [<000000008fd0db98>] ops_exit_list.isra.0+0xb0/0x160 net/core/net_namespace.c:136
 [<000000003fd97e86>] cleanup_net+0x3d6/0x8a0 net/core/net_namespace.c:474
 [<0000000072662e0c>] process_one_work+0x88b/0x1600 kernel/workqueue.c:2114
 [<00000000e0da9c1c>] worker_thread+0x5df/0x11d0 kernel/workqueue.c:2251
 [<0000000066a70413>] kthread+0x278/0x310 kernel/kthread.c:211
 [<00000000b8b605b1>] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:373
Kernel Offset: disabled
Rebooting in 86400 seconds..