syzbot

bond2 (unregistering): Released all slaves
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WARNING: CPU: 1 PID: 10313 at net/core/dev.c:11103 unregister_netdevice_many+0x132f/0x1790 net/core/dev.c:11103
Modules linked in:
CPU: 1 PID: 10313 Comm: kworker/u4:12 Not tainted 5.16.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: netns cleanup_net
RIP: 0010:unregister_netdevice_many+0x132f/0x1790 net/core/dev.c:11103
Code: b5 1c 00 00 48 c7 c6 80 ff ac 8a 48 c7 c7 c0 ff ac 8a c6 05 6a 69 51 06 01 e8 53 18 d5 01 0f 0b e9 ba f9 ff ff e8 81 95 4b fa <0f> 0b e9 91 f9 ff ff e8 c5 cb 91 fa e9 98 ee ff ff 4c 89 ef e8 e8
RSP: 0018:ffffc9001041fa28 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000548ade01 RCX: 0000000000000000
RDX: ffff888079ce40c0 RSI: ffffffff872b327f RDI: 0000000000000003
RBP: ffff88801d901b00 R08: 0000000000000000 R09: 00000000548ade01
R10: ffffffff872b2c0f R11: 0000000000000000 R12: 0000000000000000
R13: ffff88807a64c000 R14: dffffc0000000000 R15: ffff88801d901b00
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff95c2aeb8 CR3: 00000000515d6000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 default_device_exit_batch+0x2fa/0x3c0 net/core/dev.c:11610
 ops_exit_list+0x10d/0x160 net/core/net_namespace.c:171
 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:593
 process_one_work+0x9b2/0x1660 kernel/workqueue.c:2298
 worker_thread+0x65d/0x1130 kernel/workqueue.c:2445
 kthread+0x405/0x4f0 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>