bond2 (unregistering): Released all slaves
tipc: Left network mode
tipc: Disabling bearer <udp:syz2>
tipc: Left network mode
tipc: Left network mode
------------[ cut here ]------------
WARNING: CPU: 1 PID: 28608 at net/ipv6/route.c:4856 rt6_multipath_rebalance+0x455/0x8b0 net/ipv6/route.c:4856
Modules linked in:
CPU: 1 UID: 0 PID: 28608 Comm: kworker/u8:0 Not tainted 6.16.0-rc7-syzkaller-00105-g2942242dde89 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: netns cleanup_net
RIP: 0010:rt6_multipath_rebalance+0x455/0x8b0 net/ipv6/route.c:4856
Code: ff ff 44 89 e1 80 e1 07 38 c1 0f 8c 85 fe ff ff 4c 89 e7 e8 6d 6f 02 f8 e9 78 fe ff ff e8 b3 88 a2 f7 eb 05 e8 ac 88 a2 f7 90 <0f> 0b 90 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc
RSP: 0018:ffffc90002e36d80 EFLAGS: 00010293
RAX: ffffffff8a1d9d0d RBX: ffff888055cee000 RCX: ffff88807d460000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff520005c6da8 R12: ffff888055cee0de
R13: ffff888055cee090 R14: 0000000000000000 R15: 1ffff1100ab9dc12
FS:  0000000000000000(0000) GS:ffff888125d57000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000560c45811000 CR3: 000000000df38000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 fib6_ifdown+0x401/0x4c0 net/ipv6/route.c:4976
 fib6_clean_node+0x24a/0x590 net/ipv6/ip6_fib.c:2252
 fib6_walk_continue+0x678/0x910 net/ipv6/ip6_fib.c:2177
 fib6_walk+0x149/0x290 net/ipv6/ip6_fib.c:2225
 fib6_clean_tree net/ipv6/ip6_fib.c:2305 [inline]
 __fib6_clean_all+0x234/0x380 net/ipv6/ip6_fib.c:2321
 rt6_sync_down_dev net/ipv6/route.c:5004 [inline]
 rt6_disable_ip+0x120/0x720 net/ipv6/route.c:5009
 addrconf_ifdown+0x15d/0x1880 net/ipv6/addrconf.c:3852
 addrconf_notify+0x1bc/0x1010 net/ipv6/addrconf.c:-1
 notifier_call_chain+0x1b3/0x3e0 kernel/notifier.c:85
 call_netdevice_notifiers_extack net/core/dev.c:2268 [inline]
 call_netdevice_notifiers net/core/dev.c:2282 [inline]
 dev_close_many+0x29c/0x410 net/core/dev.c:1785
 netif_close+0x158/0x210 net/core/dev.c:1798
 dev_close+0x10a/0x220 net/core/dev_api.c:220
 cfg80211_shutdown_all_interfaces+0xbb/0x1d0 net/wireless/core.c:277
 ieee80211_remove_interfaces+0x109/0x6d0 net/mac80211/iface.c:2335
 ieee80211_unregister_hw+0x5d/0x2c0 net/mac80211/main.c:1683
 mac80211_hwsim_del_radio+0x275/0x460 drivers/net/wireless/virtual/mac80211_hwsim.c:5671
 hwsim_exit_net+0x584/0x640 drivers/net/wireless/virtual/mac80211_hwsim.c:6551
 ops_exit_list net/core/net_namespace.c:200 [inline]
 ops_undo_list+0x49a/0x990 net/core/net_namespace.c:253
 cleanup_net+0x4c5/0x800 net/core/net_namespace.c:686
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>