INFO: task syz-executor.1:20691 blocked for more than 143 seconds.
      Not tainted 6.2.0-rc5-syzkaller-00045-g948ef7bb70c4 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:27104 pid:20691 ppid:5111   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5293 [inline]
 __schedule+0xb8a/0x5450 kernel/sched/core.c:6606
 schedule+0xde/0x1b0 kernel/sched/core.c:6682
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6741
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
 add_one_compat_dev drivers/infiniband/core/device.c:943 [inline]
 add_one_compat_dev+0xea/0x830 drivers/infiniband/core/device.c:920
 rdma_dev_init_net+0x2b9/0x4b0 drivers/infiniband/core/device.c:1185
 ops_init+0xb9/0x680 net/core/net_namespace.c:135
 setup_net+0x793/0xe60 net/core/net_namespace.c:333
 copy_net_ns+0x31b/0x6b0 net/core/net_namespace.c:483