INFO: task kworker/u8:0:12 blocked for more than 143 seconds.
      Not tainted 6.16.0-syzkaller-06588-g759dfc7d04ba #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:0    state:D stack:24424 pid:12    tgid:12    ppid:2      task_flags:0x4208060 flags:0x00004000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
 <TASK>
 __schedule+0x1737/0x4d30
