bond0 (unregistering): (slave bond_slave_1): Releasing backup interface device bond_slave_1 left promiscuous mode bond0 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 0 PID: 27539 at net/core/dev.c:11101 unregister_netdevice_many+0x12db/0x1790 net/core/dev.c:11101 Modules linked in: CPU: 0 PID: 27539 Comm: syz-executor.0 Not tainted 5.16.0-rc2-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:unregister_netdevice_many+0x12db/0x1790 net/core/dev.c:11101 Code: 0b e9 f1 f1 ff ff e8 64 2b 4c fa be 04 00 00 00 4c 89 f7 e8 d7 e3 af fc e9 73 fb ff ff 48 89 ef e9 55 f9 ff ff e8 45 2b 4c fa <0f> 0b e9 30 fa ff ff e8 39 2b 4c fa 0f b6 1d 7d c0 51 06 31 ff 89 RSP: 0018:ffffc9000c84f2b0 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff888050c680b0 RCX: ffffc900052e2000 RDX: 0000000000040000 RSI: ffffffff872aa79b RDI: 0000000000000003 RBP: ffff8880233da880 R08: 0000000000000000 R09: ffffffff8d30a4c7 R10: ffffffff872aa19c R11: 0000000000000000 R12: 0000000000000000 R13: ffff888050c68000 R14: dffffc0000000000 R15: ffff8880233da880 FS: 00007f3b39841700(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdc0bd19718 CR3: 000000004c36e000 CR4: 0000000000152ef0 Call Trace: rtnl_delete_link net/core/rtnetlink.c:3063 [inline] rtnl_dellink+0x354/0xa80 net/core/rtnetlink.c:3115 rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5571 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2491 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x86d/0xda0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:724 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2409 ___sys_sendmsg+0xf3/0x170 net/socket.c:2463 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2492 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f3b3c2cbae9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3b39841188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f3b3c3def60 RCX: 00007f3b3c2cbae9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000006 RBP: 00007f3b3c325f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffea6ea435f R14: 00007f3b39841300 R15: 0000000000022000