bond0 (unregistering): (slave bond_slave_1): Releasing backup interface bond0 (unregistering): (slave bond3): Releasing backup interface bond0 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 1 PID: 9777 at net/core/dev.c:10427 unregister_netdevice_many+0x132e/0x1850 net/core/dev.c:10427 Modules linked in: CPU: 1 PID: 9777 Comm: syz-executor.4 Not tainted 5.16.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:unregister_netdevice_many+0x132e/0x1850 net/core/dev.c:10427 Code: 0b e9 9e f1 ff ff e8 81 1f 4c fa be 04 00 00 00 4c 89 f7 e8 64 df af fc e9 36 fb ff ff 48 89 ef e9 18 f9 ff ff e8 62 1f 4c fa <0f> 0b e9 f3 f9 ff ff e8 56 1f 4c fa 0f b6 1d af 7b 51 06 31 ff 89 RSP: 0018:ffffc900052472b0 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88807c0400b0 RCX: ffffc90005a39000 RDX: 0000000000040000 RSI: ffffffff872b8b8e RDI: 0000000000000003 RBP: ffff88801bbdf280 R08: 0000000000000000 R09: ffffffff8d310e07 R10: ffffffff872b8552 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88801bbdf280 R14: ffff88807c040000 R15: dffffc0000000000 FS: 00007f7841a43700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ed24000 CR3: 000000007b5b5000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rtnl_delete_link net/core/rtnetlink.c:3062 [inline] rtnl_dellink+0x354/0xa80 net/core/rtnetlink.c:3114 rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5570 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2492 netlink_unicast_kernel net/netlink/af_netlink.c:1315 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1341 netlink_sendmsg+0x904/0xdf0 net/netlink/af_netlink.c:1917 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: 0033:0x7f78430cde99 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:00007f7841a43168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f78431e0f60 RCX: 00007f78430cde99 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00007f7843128031 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffceef4096f R14: 00007f7841a43300 R15: 0000000000022000