bond0 (unregistering): (slave bond5): Releasing backup interface bond0 (unregistering): (slave bond6): Releasing backup interface bond0 (unregistering): (slave bond7): Releasing backup interface bond0 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 1 PID: 23597 at net/core/dev.c:10870 unregister_netdevice_many_notify+0x1432/0x1940 Modules linked in: CPU: 1 PID: 23597 Comm: syz-executor.2 Not tainted 6.3.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:unregister_netdevice_many_notify+0x1432/0x1940 net/core/dev.c:10870 Code: 7c 24 10 0f 84 3c 01 00 00 48 89 fb e8 a7 b9 eb f8 48 89 d9 e9 58 f5 ff ff e8 9a b9 eb f8 0f 0b e9 4e ff ff ff e8 8e b9 eb f8 <0f> 0b eb 9e e8 85 b9 eb f8 c6 05 a8 57 a0 05 01 48 c7 c7 40 b1 d3 RSP: 0018:ffffc9000a686da0 EFLAGS: 00010246 RAX: ffffffff889f8df2 RBX: ffff88807ad980b0 RCX: 0000000000040000 RDX: ffffc9000d5ba000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc9000a686f70 R08: ffffffff889f8d4b R09: fffffbfff1c121d9 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807ad98c00 R13: ffff88802024ba10 R14: dffffc0000000000 R15: ffff88807ad98000 FS: 00007fd4f7da5700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200bd038 CR3: 000000004af84000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rtnl_delete_link net/core/rtnetlink.c:3191 [inline] rtnl_dellink+0x52a/0x8e0 net/core/rtnetlink.c:3243 rtnetlink_rcv_msg+0x825/0xf40 net/core/rtnetlink.c:6174 netlink_rcv_skb+0x1df/0x430 net/netlink/af_netlink.c:2574 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x7c3/0x990 net/netlink/af_netlink.c:1365 netlink_sendmsg+0xa2a/0xd60 net/netlink/af_netlink.c:1942 sock_sendmsg_nosec net/socket.c:724 [inline] sock_sendmsg net/socket.c:747 [inline] ____sys_sendmsg+0x58f/0x890 net/socket.c:2501 ___sys_sendmsg net/socket.c:2555 [inline] __sys_sendmsg+0x2ad/0x390 net/socket.c:2584 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd4f708c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd4f7da5168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fd4f71abf80 RCX: 00007fd4f708c0f9 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007fd4f70e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffc93258ff R14: 00007fd4f7da5300 R15: 0000000000022000