masayuki2009 commented on pull request #5506:
URL: https://github.com/apache/incubator-nuttx/pull/5506#issuecomment-1041258937


   > I think this PR broken the kernel mode
   
   @anchao 
   Hmm, the latest patch causes assertion.
   
   ```
   [    4.330000] load_absmodule: Successfully loaded module /mnt/nfs/bin/init
   [    4.330000] binfmt_dumpmodule: Module:
   [    4.330000] binfmt_dumpmodule:   entrypt:   0x80001a34
   [    4.330000] binfmt_dumpmodule:   mapped:    0 size=0
   [    4.330000] binfmt_dumpmodule:   alloc:     0 0 0
   [    4.330000] binfmt_dumpmodule:   addrenv:   0x18000000
   [    4.330000] binfmt_dumpmodule:   stacksize: 2048
   [    4.330000] binfmt_dumpmodule:   unload:    0
   [    4.330000] exec_module: Executing /mnt/nfs/bin/init
   [    4.340000] up_addrenv_select: addrenv=0x10863f04 oldenv=0x10868ac8
   [    4.340000] up_addrenv_select: text: set l1 entry (paddr=18000000 
vaddr=80000000)
   [    4.340000] up_addrenv_select: data: set l1 entry (paddr=18028000 
vaddr=80100000)
   [    4.340000] up_addrenv_select: heap: set l1 entry (paddr=1802a000 
vaddr=80200000)
   [    4.340000] exec_module: initialize the user heap (heapsize=1048576) 
   [    4.340000] up_addrenv_kstackalloc: tcb=0x10866820 stacksize=3072
   [    4.340000] up_addrenv_clone: src=0x10863f04 dest=0x10863f78
   [    4.340000] up_addrenv_restore: oldenv=0x10868ac8
   [    4.350000] up_addrenv_select: addrenv=0x10863f78 oldenv=0
   [    4.350000] up_addrenv_select: text: set l1 entry (paddr=18000000 
vaddr=80000000)
   [    4.350000] up_addrenv_select: data: set l1 entry (paddr=18028000 
vaddr=80100000)
   [    4.350000] up_addrenv_select: heap: set l1 entry (paddr=1802a000 
vaddr=80200000)
   [    4.360000] up_assert: Assertion failed at file:armv7-a/arm_syscall.c 
line: 242 task: /mnt/nfs/bin/init
   [    4.360000] arm_registerdump: R0: 00000001 R1: 00000000 R2: 00000000  R3: 
00000000
   [    4.360000] arm_registerdump: R4: 108675b8 R5: 00000000 R6: 00000000  R7: 
00000000
   [    4.360000] arm_registerdump: R8: 00000000 SB: 00000000 SL: 00000000  FP: 
1086755c
   [    4.360000] arm_registerdump: IP: 00000001 SP: 10867548 LR: 1081783c  PC: 
10819d58
   [    4.360000] arm_registerdump: CPSR: 600000d3
   ```
   
   


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