==================================================================
BUG: KCSAN: data-race in strscpy / strscpy

write to 0xffff888149e32930 of 8 bytes by task 23891 on cpu 1:
 strscpy+0xa8/0x170 lib/string.c:210
 strscpy_pad+0x23/0x80 lib/string_helpers.c:791
 __set_task_comm+0x3b/0x110 fs/exec.c:1239
 set_task_comm include/linux/sched.h:1963 [inline]
 __kthread_create_on_node+0x2aa/0x320 kernel/kthread.c:474
 kthread_create_on_node+0x86/0xb0 kernel/kthread.c:512
 create_worker+0x20b/0x330 kernel/workqueue.c:1949
 maybe_create_worker kernel/workqueue.c:2107 [inline]
 manage_workers kernel/workqueue.c:2159 [inline]
 worker_thread+0x2f8/0xa70 kernel/workqueue.c:2408
 kthread+0x1a9/0x1e0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30

read to 0xffff888149e32932 of 1 bytes by task 23892 on cpu 0:
 strscpy+0xdf/0x170 lib/string.c:219
 ____bpf_get_current_comm kernel/bpf/helpers.c:245 [inline]
 bpf_get_current_comm+0x42/0x70 kernel/bpf/helpers.c:237
 ___bpf_prog_run+0x278/0x2da0 kernel/bpf/core.c:1813
 __bpf_prog_run32+0x70/0xa0 kernel/bpf/core.c:2036
 bpf_dispatcher_nop_func include/linux/bpf.h:903 [inline]
 __bpf_prog_run include/linux/filter.h:594 [inline]
 bpf_prog_run include/linux/filter.h:601 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:2046 [inline]
 bpf_trace_run4+0x6d/0x100 kernel/trace/bpf_trace.c:2085
 __traceiter_sched_switch+0x45/0x60 include/trace/events/sched.h:222
 trace_sched_switch include/trace/events/sched.h:222 [inline]
 __schedule+0x6bd/0x6e0 kernel/sched/core.c:6491
 schedule+0x51/0x80 kernel/sched/core.c:6570
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6629
 kthread+0x129/0x1e0 kernel/kthread.c:369
 ret_from_fork+0x1f/0x30

value changed: 0x68 -> 0x6f

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 23892 Comm: kworker/u4:13 Not tainted 6.0.0-rc3-syzkaller-00215-g0b3acd1cc022-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
==================================================================