Record Case Detail

This function is in beta test. Please help improve it in the issues here.

 pwd: /out/package
ppid: 3932
   1: WRITELN "echo" "123
   2: WRITELN |" |
   3: WRITELN cat > 1.txt
   4: WRITELN cat 1.txt
   5: WRITELN ls
exit: 1

Your answer may be identical to the JOJ answer in the first several lines.

However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.

Please double check your code to solve this problem and try again.

mumsh $ =================================================================
==3933==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200000001e at pc 0x000000438dbb bp 0x7ffd92f1a630 sp 0x7ffd92f19de0
WRITE of size 5 at 0x60200000001e thread T0
    #0 0x438dba  (/out/package/mumsh_memory_check+0x438dba)
    #1 0x516a40  (/out/package/mumsh_memory_check+0x516a40)
    #2 0x515538  (/out/package/mumsh_memory_check+0x515538)
    #3 0x7f0aa1d98b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41d0a9  (/out/package/mumsh_memory_check+0x41d0a9)

0x60200000001e is located 0 bytes to the right of 14-byte region [0x602000000010,0x60200000001e)
allocated by thread T0 here:
    #0 0x4dcf60  (/out/package/mumsh_memory_check+0x4dcf60)
    #1 0x5169c5  (/out/package/mumsh_memory_check+0x5169c5)
    #2 0x515538  (/out/package/mumsh_memory_check+0x515538)
    #3 0x7f0aa1d98b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)

SUMMARY: AddressSanitizer: heap-buffer-overflow (/out/package/mumsh_memory_check+0x438dba)

mumsh $ > > mumsh $ 123
|
mumsh $ 1.txt
driver
mumsh
mumsh_memory_check
mumsh $ exit

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JOJ Answer