masayuki2009 commented on pull request #5650:
URL: https://github.com/apache/incubator-nuttx/pull/5650#issuecomment-1081469385
@zhuyanlinzyl
I noticed that sabre-6quad:smp with the dev board (not QEMU) has the
following issue with this PR.
If I revert this PR, the issue does not happen.
```
nsh> uname -a
NuttX 10.2.0 5af1b671b6 Mar 29 2022 15:43:46 arm sabre-6quad
nsh> ps
PID GROUP CPU PRI POLICY TYPE NPX STATE EVENT SIGMASK STACK
USED FILLED COMMAND
0 0 0 0 FIFO Kthread N-- Assigned 00000000 001000
000448 44.8% CPU0 IDLE
1 1 1 0 FIFO Kthread N-- Running 00000000 001000
000208 20.8% CPU1 IDLE
2 2 2 0 FIFO Kthread N-- Running 00000000 001000
000208 20.8% CPU2 IDLE
3 3 3 0 FIFO Kthread N-- Running 00000000 001000
000208 20.8% CPU3 IDLE
4 4 --- 192 RR Kthread --- Waiting Semaphore 00000000 002016
000268 13.2% hpwork 0x10821b54
5 5 0 100 RR Task --- Running 00000000 002024
001124 55.5% nsh_main
nsh> free
total used free largest nused nfree
Umem: 1065206176 12032 1065194144 1065194144 49 1
nsh> smp
Main[0]: Running on CPU0
Main[0]: Initializing barrier
Thread[1]: Started
Main[0]: T
```
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