masayuki2009 commented on PR #6302:
URL: https://github.com/apache/incubator-nuttx/pull/6302#issuecomment-1134159173
@zhuyanlinzyl
>Testing in qemu esp32 with ostest with fputest
I noticed that crash happened with esp32-devkitc:smp on qemu.
```
NuttShell (NSH) NuttX-10.1.0
nsh>
nsh> uname -a
NuttX 10.1.0 e69c4ee637 May 23 2022 13:14:14 xtensa esp32-devkitc
nsh> mount
/proc type procfs
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 003040
000696 22.8% CPU0 IDLE
1 1 1 0 FIFO Kthread N-- Running 00000000 003040
000432 14.2% CPU1 IDLE
2 2 0 100 RR Task --- Running 00000000 003024
001592 52.6% nsh_main
...
nsh> ostest
stdio_test: write fd=1
stdio_test: Standard I/O Check: printf
stdio_test: write fd=2
stdio_test: Standard I/O Check: fprintf to stderr
ostest_main: putenv(Variable1=BadValue3)
ostest_main: setenv(Variable1, GoodValue1, TRUE)
ostest_main: setenv(Variable2, BadValue1, FALSE)
ostest_main: setenv(Variable2, GoodValue2, TRUE)
ostest_main: setenv(Variable3, Variable3, FALSE)
ostest_main: setenv(Variable3, Variable3, FALSE)
show_variable: Variable=Variable1 has value=GoodValue1
show_variable: Variable=Variable2 has value=GoodValue2
show_variable: Variable=Variable3 has value=GoodValue3
ostest_main: Started user_main at PID=24
...
user_main: FPU test
Starting task FPU#1
fpu_test: Started task FPU#1 at PID=25
[CPU1] xtensa_user_panic: User Exception: EXCCAUSE=0020 task: FPU#1
[CPU1] xtensa_dumpstate: CPU1:
[CPU1] xtensa_registerdump: PC: 400e10b4 PS: 00060030
[CPU1] xtensa_registerdump: StartingA task F0PU#2
: 800d37eb A1: 3ffe59d0 A2: 3ffb2308 A3: 00000000
pCPU1] xtensa_registfpu_etest: Srtarted dtask FPuU#2 at mPID=26
A4: 00000000 A5: 00000001 A6: 00000002 A7: 0000000FPU#02: pass
1
[CPU1] xtensa_registerdump: A8: 800e10b4 A9: 3ffe59b0 A10: 00000000
A11: 00000001
[CPU1] xtensa_registerdump: A12: 00060020 A13: 00000014 A14: 00000001
A15: 00060723
[CPU1] xtensa_registerdump: SAR: 0000001f CAUSE: 00000020 VADDR: 00000000
[CPU1] xtensa_registerdump: LBEG: 00000000 LEND: 00000000 LCNT: 00000000
[CPU1] xtensa_dumpstate: sp: 3ffb1460
[CPU1] xtensa_dumpstate: IRQ stack:
[CPU1] xtensa_dumpstate: base: 3ffb0d00
[CPU1] xtensa_dumpstate: size: 00000800
[CPU1] xtensa_dumpstate: used: 000002f0
[CPU1] xtensa_stackdump: 3ffb1460: 00060723 3ffb14c0 00000020 3ffe58f8
000007e0 3ffb1480 00000008 3ffb42a8
[CPU1] xtensa_stackdump: 3ffb1480: 3ffafeb0 3ffb1500 3ffb0d00 3ffe5280
800d4d32 3ffb14c0 00000020 3ffe58f8
[CPU1] xtensa_stackdump: 3ffb14a0: 3f400210 00000020 3ffaff30 00000002
40080879 3ffb14e0 00000020 3ffe58f8
[CPU1] xtensa_stackdump: 3ffb14c0: 800d1f16 3ffe5990 00060020 00000001
00040023 3ffb1500 00000000 3ffe5960
[CPU1] xtensa_stackdump: 3ffb14e0: 800e10b4 3ffe59b0 00000000 00000001
deadbeef deadbeef deadbeef deadbeef
[CPU1] xtensa_dumpstate: sp: 3ffe59d0
```
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