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BUG: KCSAN: data-race in strncpy / strscpy

write to 0xffff88814d9c0730 of 8 bytes by task 11254 on cpu 1:
 strscpy+0xa9/0x170
 strscpy_pad+0x27/0x80
 __set_task_comm+0x46/0x140
 __kthread_create_on_node+0x2b2/0x320
 kthread_create_on_node+0x8a/0xb0
 create_worker+0x205/0x330
 worker_thread+0x2f3/0xa10
 kthread+0x1ac/0x1e0
 ret_from_fork+0x1f/0x30

read to 0xffff88814d9c0731 of 1 bytes by task 11349 on cpu 0:
 strncpy+0xb4/0x150
 trace_save_cmdline+0x19d/0x1f0
 tracing_record_taskinfo_sched_switch+0x8d/0x280
 probe_sched_switch+0x80/0x90
 __schedule+0x6f1/0x7f0
 schedule+0x54/0x90
 schedule_preempt_disabled+0x13/0x20
 kthread+0x12c/0x1e0
 ret_from_fork+0x1f/0x30

value changed: 0x74 -> 0x77

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 11349 Comm: kworker/1:13 Tainted: G        W          6.2.0-rc6-syzkaller-00258-gdb27c22251e7-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
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