INFO: task syz-executor.1:6621 blocked for more than 143 seconds.
      Not tainted 6.9.0-syzkaller-12079-gc30ff5f3aec3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:24928 pid:6621  tgid:6619  ppid:5109   flags:0x00004006
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
 nl802154_dump_wpan_phy+0x9f/0x9b0 net/ieee802154/nl802154.c:604
 genl_dumpit+0x107/0x1a0 net/netlink/genetlink.c:1027
 netlink_dump+0x6ff/0xe50 net/netlink/af_netlink.c:2337
 __netlink_dump_start+0x59d/0x780 net/netlink/af_netlink.c:2454
 genl_family_rcv_msg_dumpit net/netlink/genetlink.c:1076 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:1192 [inline]
 genl_rcv_msg+0x88c/0xec0 net/netlink/genetlink.c:1210