bond1 (unregistering): Released all slaves
------------[ cut here ]------------
WARNING: CPU: 1 PID: 8744 at net/core/dev.c:11029 netdev_has_any_lower_dev net/core/dev.c:7292 [inline]
WARNING: CPU: 1 PID: 8744 at net/core/dev.c:11029 unregister_netdevice_many+0xffa/0x1540 net/core/dev.c:11030
Modules linked in:
CPU: 1 PID: 8744 Comm: syz-executor.4 Not tainted 5.12.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:unregister_netdevice_many+0xffa/0x1540 net/core/dev.c:11029
Code: 26 fb ff ff ba 7c 1c 00 00 48 c7 c6 40 93 79 88 48 c7 c7 80 93 79 88 c6 05 78 5a 88 04 01 e8 ea b9 9a 01 0f 0b e9 00 fb ff ff <0f> 0b e9 ec fa ff ff 48 89 ef e9 76 fa ff ff 4c 89 44 24 10 e8 ed
RSP: 0018:ffffc90000f67300 EFLAGS: 00010202
RAX: ffff888115b85c01 RBX: ffffffff883f0500 RCX: ffffffff8152f06e
RDX: 1ffff11024683814 RSI: 0000000000000008 RDI: ffffffff8a0fdb60
RBP: ffff888110e5e200 R08: 0000000000000000 R09: ffffffff8a0fdb67
R10: fffffbfff141fb6c R11: 000000000006a086 R12: ffffed1024683819
R13: dffffc0000000000 R14: ffff888110e5e200 R15: ffff88812341c000
FS:  00007f4b3c61a700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa909f91000 CR3: 000000010e5e6001 CR4: 00000000001706f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rtnl_delete_link net/core/rtnetlink.c:3066 [inline]
 rtnl_dellink+0x2c5/0x990 net/core/rtnetlink.c:3118
 rtnetlink_rcv_msg+0x32f/0x860 net/core/rtnetlink.c:5562
 netlink_rcv_skb+0x118/0x370 net/netlink/af_netlink.c:2502
 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]
 netlink_unicast+0x42e/0x700 net/netlink/af_netlink.c:1338
 netlink_sendmsg+0x70e/0xbe0 net/netlink/af_netlink.c:1927
 sock_sendmsg_nosec net/socket.c:654 [inline]
 sock_sendmsg+0xab/0xe0 net/socket.c:674
 ____sys_sendmsg+0x5bf/0x7a0 net/socket.c:2350
 ___sys_sendmsg+0xd3/0x150 net/socket.c:2404
 __sys_sendmsg+0xb2/0x140 net/socket.c:2433
 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x465029
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:00007f4b3c61a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000055d0e0 RCX: 0000000000465029
RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000009
RBP: 00000000004af6d2 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055d0e0
R13: 0000000000a8fb5f R14: 00007f4b3c61a300 R15: 0000000000022000
irq event stamp: 5033
hardirqs last  enabled at (5041): [<ffffffff815640eb>] console_unlock+0x72b/0x9c0 kernel/printk/printk.c:2668
hardirqs last disabled at (5090): [<ffffffff87772971>] __schedule+0x1411/0x2400 kernel/sched/core.c:5043
softirqs last  enabled at (5158): [<ffffffff8141a0f0>] invoke_softirq kernel/softirq.c:433 [inline]
softirqs last  enabled at (5158): [<ffffffff8141a0f0>] __irq_exit_rcu kernel/softirq.c:637 [inline]
softirqs last  enabled at (5158): [<ffffffff8141a0f0>] irq_exit_rcu+0x250/0x2a0 kernel/softirq.c:649
softirqs last disabled at (5173): [<ffffffff8141a0f0>] invoke_softirq kernel/softirq.c:433 [inline]
softirqs last disabled at (5173): [<ffffffff8141a0f0>] __irq_exit_rcu kernel/softirq.c:637 [inline]
softirqs last disabled at (5173): [<ffffffff8141a0f0>] irq_exit_rcu+0x250/0x2a0 kernel/softirq.c:649
---[ end trace c54334e11a17c590 ]---