device veth0_vlan left promiscuous mode bond3 (unregistering): (slave veth17): Releasing active interface bond3 (unregistering): (slave veth15): Releasing active interface bond3 (unregistering): Released all slaves bond0 (unregistering): (slave bond2): Releasing backup interface bond2 (unregistering): Released all slaves bond1 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 1 PID: 10 at net/core/dev.c:10432 unregister_netdevice_many+0x1382/0x1850 net/core/dev.c:10432 Modules linked in: CPU: 1 PID: 10 Comm: kworker/u4:1 Not tainted 5.16.0-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+0x1382/0x1850 net/core/dev.c:10432 Code: 24 1a 00 00 48 c7 c6 40 11 ae 8a 48 c7 c7 80 11 ae 8a c6 05 af 49 51 06 01 e8 07 40 d8 01 0f 0b e9 7d f9 ff ff e8 8e c8 4a fa <0f> 0b e9 54 f9 ff ff e8 f2 26 92 fa e9 45 ee ff ff 4c 89 ef e8 15 RSP: 0018:ffffc90000cf7a28 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 000000001902fb01 RCX: 0000000000000000 RDX: ffff888011919d00 RSI: ffffffff872cae62 RDI: 0000000000000003 RBP: ffff8880797f4e80 R08: 0000000000000000 R09: 000000001902fb01 R10: ffffffff872ca7b5 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880797f4e80 R14: ffff8880730c4000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000558f68385bf8 CR3: 000000002211a000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: default_device_exit_batch+0x2fa/0x3c0 net/core/dev.c:10939 ops_exit_list+0x10d/0x160 net/core/net_namespace.c:171 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:595 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