device bridge_slave_1 entered promiscuous mode
IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
general protection fault: 0000 [#1] SMP KASAN
CPU: 0 PID: 38 Comm: kworker/u4:2 Not tainted 4.18.0-rc3+ #117
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: netns cleanup_net
RIP: 0010:get_work_pool+0x19f/0x260 kernel/workqueue.c:716
Code: 48 83 c4 60 5b 41 5c 41 5d 41 5e 5d c3 e8 19 1f 2d 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 0f 85 9e 00 00 00 48 8b 1b eb 99 e8 ed 1e 2d 00 e8 48 
RSP: 0018:ffff8801d95770e8 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 0000001ffffffe00 RCX: ffffffff814eec3a
RDX: 00000003ffffffc0 RSI: ffffffff814eecb7 RDI: 0000000000000007
RBP: ffff8801d9577168 R08: ffff8801d955e200 R09: ffffed0034078ba6
bond0: Enslaving bond_slave_0 as an active interface with an up link
R10: ffffed0034078ba6 R11: ffff8801a03c5d37 R12: 0000000000000004
R13: 1ffff1003b2aee1d R14: ffff8801d9577148 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa715911de0 CR3: 00000001ce13a000 CR4: 00000000001406f0
bond0: Enslaving bond_slave_1 as an active interface with an up link
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 start_flush_work kernel/workqueue.c:2855 [inline]
 flush_work+0x10f/0x900 kernel/workqueue.c:2917
 xfrm_policy_fini+0xb9/0x560 net/xfrm/xfrm_policy.c:2916
 xfrm_net_exit+0x1d/0x70 net/xfrm/xfrm_policy.c:2977
 ops_exit_list.isra.7+0xb0/0x160 net/core/net_namespace.c:152
 cleanup_net+0x537/0xb50 net/core/net_namespace.c:523
 process_one_work+0xc73/0x1ba0 kernel/workqueue.c:2153
 worker_thread+0x189/0x13c0 kernel/workqueue.c:2296
 kthread+0x345/0x410 kernel/kthread.c:240
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:412
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace d619cfd6b00add63 ]---
RIP: 0010:get_work_pool+0x19f/0x260 kernel/workqueue.c:716
Code: 48 83 c4 60 5b 41 5c 41 5d 41 5e 5d c3 e8 19 1f 2d 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 0f 85 9e 00 00 00 48 8b 1b eb 99 e8 ed 1e 2d 00 e8 48 
RSP: 0018:ffff8801d95770e8 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 0000001ffffffe00 RCX: ffffffff814eec3a
RDX: 00000003ffffffc0 RSI: ffffffff814eecb7 RDI: 0000000000000007
RBP: ffff8801d9577168 R08: ffff8801d955e200 R09: ffffed0034078ba6
R10: ffffed0034078ba6 R11: ffff8801a03c5d37 R12: 0000000000000004
R13: 1ffff1003b2aee1d R14: ffff8801d9577148 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa715911de0 CR3: 00000001ce13a000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400