INFO: task kworker/u8:7:2468 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc2-syzkaller-00722-gbb678f01804c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:7    state:D stack:23376 pid:2468  tgid:2468  ppid:2      flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745
 __schedule_loop kernel/sched/core.c:6822 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6837
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
 ip_mc_drop_socket+0x81/0x280 net/ipv4/igmp.c:2702
 inet_release+0x96/0x200 net/ipv4/af_inet.c:424
 __sock_release net/socket.c:659 [inline]
 sock_release+0x82/0x150 net/socket.c:687
 stop_sync_thread+0x4e6/0x5e0 net/netfilter/ipvs/ip_vs_sync.c:2004
 ip_vs_sync_net_cleanup+0x4d/0xa0 net/netfilter/ipvs/ip_vs_sync.c:2037
 __ip_vs_dev_cleanup_batch+0x176/0x260 net/netfilter/ipvs/ip_vs_core.c:2372
 ops_exit_list net/core/net_namespace.c:178 [inline]
 cleanup_net+0x89d/0xcc0 net/core/net_namespace.c:640
 process_one_work kernel/workqueue.c:3231 [inline]
 process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
INFO: task kworker/u8:8:3966 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc2-syzkaller-00722-gbb678f01804c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:8    state:D stack:23248 pid:3966  tgid:3966  ppid:2      flags:0x00004000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745