bond7 (unregistering): Released all slaves bond6 (unregistering): Released all slaves bond0 (unregistering): (slave bond5): Releasing backup interface bond5 (unregistering): Released all slaves bond4 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 0 PID: 24002 at net/core/dev.c:11103 unregister_netdevice_many+0x132f/0x1790 net/core/dev.c:11103 Modules linked in: CPU: 0 PID: 24002 Comm: kworker/u4:1 Not tainted 5.16.0-rc5-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 00 78 ad 8a 48 c7 c7 40 78 ad 8a c6 05 85 84 51 06 01 e8 18 b2 d5 01 0f 0b e9 ba f9 ff ff e8 11 83 4c fa <0f> 0b e9 91 f9 ff ff e8 c5 47 93 fa e9 98 ee ff ff 4c 89 ef e8 e8 RSP: 0018:ffffc9000c367a28 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000078b73a01 RCX: 0000000000000000 RDX: ffff88807c5e9d00 RSI: ffffffff872b2ebf RDI: 0000000000000003 RBP: ffff888020100700 R08: 0000000000000000 R09: 0000000078b73a01 R10: ffffffff872b284f R11: 0000000000000000 R12: 0000000000000000 R13: ffff88802fa60000 R14: dffffc0000000000 R15: ffff888020100700 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f04027f4320 CR3: 000000007f493000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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+0x9b2/0x1690 kernel/workqueue.c:2298 worker_thread+0x658/0x11f0 kernel/workqueue.c:2445 kthread+0x405/0x4f0 kernel/kthread.c:327 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295