pussuw commented on PR #10857:
URL: https://github.com/apache/nuttx/pull/10857#issuecomment-1747361547
Btw, the crash occurs if another process is running, so some kind of bug
exists in this case:
```
ville@workpc:~/wpc_toolchain/workspace/nuttx-bare/nuttx$ qemu-system-riscv64
-semihosting -M virt,aclint=on -cpu rv64 -smp 8 -bios none -kernel nuttx
-nographic
ABC
NuttShell (NSH) NuttX-10.4.0
nsh> /system/bin/hello -t &
/system/bin/hello [0:100]
nsh> Hello world!
exit
[ 5.843000] _assert: Current Version: NuttX 10.4.0 071fb18501-dirty Oct
4 2023 20:32:52 risc-v
[ 5.843000] _assert: Assertion failed : at file: common/riscv_doirq.c:79
task: /system/bin/init 0xc000004a
[ 5.843000] up_dump_register: EPC: 0000000080001e5a
[ 5.843000] up_dump_register: A0: 0000000080201730 A1: 000000000000004f
A2: 0000000000000000 A3: 0000000000000000
[ 5.843000] up_dump_register: A4: 00000000802090c0 A5: 000000008020a540
A6: 0000000000000000 A7: 0000000000000003
[ 5.843000] up_dump_register: T0: 00000000802012f0 T1: 0000000000002000
T2: 0000000000002000 T3: 00000000c0202040
[ 5.843000] up_dump_register: T4: 00000000c0202038 T5: 00000000000000ff
T6: 000000000000000f
[ 5.843000] up_dump_register: S0: 0000000000000000 S1: 0000000080202098
S2: 0000000080209900 S3: 0000000000000000
[ 5.843000] up_dump_register: S4: 0000000080017ff0 S5: 0000000000044100
S6: 0000000080202098 S7: 000000000000004f
[ 5.843000] up_dump_register: S8: 0000000000000000 S9: 0000000000000000
S10: 0000000000000000 S11: 0000000000000000
[ 5.843000] up_dump_register: SP: 0000000080201130 FP: 0000000000000000
TP: 0000000000000000 RA: 0000000080001e5a
[ 5.843000] dump_stack: IRQ Stack:
[ 5.843000] dump_stack: base: 0x802002b0
[ 5.843000] dump_stack: size: 00004096
[ 5.843000] dump_stack: sp: 0x80201130
[ 5.843000] stack_dump: 0x80201120: 80201130 00000000 80001f72 00000000
deadbeef deadbeef deadbeef deadbeef
[ 5.843000] stack_dump: 0x80201140: deadbeef deadbeef deadbeef deadbeef
80209900 00000000 80201730 00000000
[ 5.843000] stack_dump: 0x80201160: 00000000 00000000 80017ff0 00000000
0000004f 00000000 7474754e 00000058
[ 5.843000] stack_dump: 0x80201180: 802098b8 00000000 8000301c 00000000
deadbeef deadbeef deadbeef ffffffff
[ 5.843000] stack_dump: 0x802011a0: deadbeef deadbeef 00000000 2e303100
00302e34 00000000 802020a0 00000000
[ 5.843000] stack_dump: 0x802011c0: 37304120 31626631 31303538 7269642d
4f207974 20207463 30322034 32203332
[ 5.843000] stack_dump: 0x802011e0: 32333a30 0032353a 80201328 00000000
0000006e 73697200 00762d63 00000000
[ 5.843000] stack_dump: 0x80201200: 80209da0 00000000 80003dbe 00000000
00000000 00000000 00000000 00000000
[ 5.843000] stack_dump: 0x80201220: 00000000 00000000 00000000 00000000
00000000 00000000 00000000 00000000
[ 5.843000] stack_dump: 0x80201240: 00000000 00000000 80201328 00000000
0000006e 00000000 80202098 00000000
[ 5.843000] stack_dump: 0x80201260: 80200fe0 00000000 80007516 00000000
00000001 00000000 80000ca8 00000000
[ 5.843000] stack_dump: 0x80201280: 8020af90 00000000 00000000 00000000
00000005 00000000 800009c2 00000000
[ 5.843000] dump_stack: Kernel Stack:
[ 5.843000] dump_stack: base: 0
[ 5.843000] dump_stack: size: 00003072
[ 5.843000] dump_stack: User Stack:
[ 5.843000] dump_stack: base: 0
[ 5.843000] dump_stack: size: 00000000
[ 5.843000] dump_tasks: PID GROUP PRI POLICY TYPE NPX STATE
EVENT SIGMASK STACKBASE STACKSIZE USED FILLED COMMAND
[ 5.843000] dump_tasks: ---- --- --- -------- ------- --- -------
---------- ---------------- 0x802002b0 4096 4088 99.8%! irq
[ 5.843000] dump_task: 0 0 0 FIFO Kthread N-- Ready
0000000000000000 0x80207010 3056 1760 57.5% Idle_Task
[ 5.843000] dump_task: 1 1 100 RR Kthread --- Running
0000000000000000 0x8020a050 1968 704 35.7% lpwork
0x80201df0 0x80201e18
[ 5.843000] dump_task: 3 3 100 RR Task --- Waiting
Semaphore 0000000000000000 0xc0202040 1984 392 19.7%
/system/bin/hello -t
```
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