bond4 (unregistering): Released all slaves bond3 (unregistering): Released all slaves bond2 (unregistering): Released all slaves bond1 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 0 PID: 27379 at net/netfilter/core.c:494 __nf_unregister_net_hook+0x498/0x6d0 net/netfilter/core.c:494 Modules linked in: CPU: 0 PID: 27379 Comm: kworker/u4:3 Not tainted 5.17.0-rc5-syzkaller-00197-g7cf5aa32e392 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net RIP: 0010:__nf_unregister_net_hook+0x498/0x6d0 net/netfilter/core.c:494 Code: c1 ea 03 0f b6 14 02 48 89 c8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 13 02 00 00 4c 63 6b 1c e9 4d ff ff ff e8 98 2a 07 fa <0f> 0b 48 c7 c7 60 bf 3c 8d e8 3a 3d de 01 e9 98 fd ff ff 48 89 f7 RSP: 0018:ffffc900094f78c8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880551c5698 RCX: 0000000000000000 RDX: ffff88804d905700 RSI: ffffffff8771c128 RDI: 0000000000000003 RBP: 0000000000000005 R08: 0000000000000000 R09: ffffc900094f7807 R10: ffffffff8771bd4f R11: 000000000000002d R12: ffff88804b39e3e0 R13: 0000000000000001 R14: 0000000000000000 R15: ffff8880551c56a0 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c00f699010 CR3: 0000000077f10000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nf_unregister_net_hook+0xd5/0x110 net/netfilter/core.c:532 nft_unregister_flowtable_hook net/netfilter/nf_tables_api.c:7210 [inline] nft_flowtable_event net/netfilter/nf_tables_api.c:7882 [inline] nf_tables_flowtable_event+0x230/0x460 net/netfilter/nf_tables_api.c:7906 notifier_call_chain+0xb5/0x200 kernel/notifier.c:84 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:1919 call_netdevice_notifiers_extack net/core/dev.c:1931 [inline] call_netdevice_notifiers net/core/dev.c:1945 [inline] unregister_netdevice_many+0x964/0x18d0 net/core/dev.c:10415 default_device_exit_batch+0x2fa/0x3c0 net/core/dev.c:10945 ops_exit_list+0x125/0x170 net/core/net_namespace.c:173 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:597 process_one_work+0x9ac/0x1650 kernel/workqueue.c:2307 worker_thread+0x657/0x1110 kernel/workqueue.c:2454 kthread+0x2e9/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295