audit: type=1400 audit(2000000749.030:111739): avc:  denied  { map } for  pid=27310 comm="blkid" path="/lib/x86_64-linux-gnu/libuuid.so.1.3.0" dev="sda1" ino=2819 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN NOPTI
Modules linked in:
CPU: 0 PID: 9462 Comm: kworker/u4:10 Not tainted 4.14.71+ #8
Workqueue: netns cleanup_net
task: ffff88011f4eaf00 task.stack: ffff88013b398000
RIP: 0010:get_work_pool+0x9b/0x130 kernel/workqueue.c:718
RSP: 0018:ffff88013b39fa50 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 0000001ffffffe00 RCX: 1ffff10023e9d6e5
RDX: 00000003ffffffc0 RSI: 0000000000000000 RDI: 0000000000000046
RBP: ffff88013b39fb80 R08: 0000000000000001 R09: 0000000000000000
R10: ffff88011f4eb7a8 R11: 0000000000000001 R12: ffff8801aa26f0d0
R13: 1ffff10027673f4f R14: ffff8801aa26f0b0 R15: fffffbfff36feceb
FS:  0000000000000000(0000) GS:ffff8801db800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c429fb3010 CR3: 00000001d6e22006 CR4: 00000000001606b0
DR0: ffffffffffffffff DR1: 00000000200001c0 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 start_flush_work kernel/workqueue.c:2819 [inline]
 flush_work+0xf1/0x6e0 kernel/workqueue.c:2884
 xfrm_policy_fini+0x29/0x260 net/xfrm/xfrm_policy.c:2998
 xfrm_net_exit+0x19/0x30 net/xfrm/xfrm_policy.c:3059
 ops_exit_list.isra.3+0xa8/0x150 net/core/net_namespace.c:142
 cleanup_net+0x3e9/0x880 net/core/net_namespace.c:483
 process_one_work+0x86e/0x15c0 kernel/workqueue.c:2114
 worker_thread+0xdc/0x1000 kernel/workqueue.c:2248
 kthread+0x348/0x420 kernel/kthread.c:232
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:402
Code: 01 48 89 c3 e8 67 87 1e 00 48 89 d8 5b c3 e8 5d 87 1e 00 48 81 e3 00 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 75 7b 48 8b 1b e8 37 87 1e 00 48 89 d8 5b c3 e8 2d 
RIP: get_work_pool+0x9b/0x130 kernel/workqueue.c:718 RSP: ffff88013b39fa50
---[ end trace afc2306d1bb74854 ]---