Record Case Detail

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

 pwd: /out/package
ppid: 20011
   1: WRITELN echo 123 | | grep 123
   2: WRITELN > abc
   3: WRITELN exit

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

However, you will still get Wrong Answer because the complete output may be longer and there might be errors in the future lines.

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

mumsh $ error: missing program
mumsh $ =================================================================
==20015==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffd95971a38 at pc 0x00000051afee bp 0x7ffd95971470 sp 0x7ffd95971468
WRITE of size 8 at 0x7ffd95971a38 thread T0
    #0 0x51afed  (/out/package/mumsh_memory_check+0x51afed)
    #1 0x516c31  (/out/package/mumsh_memory_check+0x516c31)
    #2 0x5171f9  (/out/package/mumsh_memory_check+0x5171f9)
    #3 0x518439  (/out/package/mumsh_memory_check+0x518439)
    #4 0x518fe1  (/out/package/mumsh_memory_check+0x518fe1)
    #5 0x5194d1  (/out/package/mumsh_memory_check+0x5194d1)
    #6 0x7f38e530fb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #7 0x41d1f9  (/out/package/mumsh_memory_check+0x41d1f9)

Address 0x7ffd95971a38 is located in stack of thread T0 at offset 88 in frame
    #0 0x51693f  (/out/package/mumsh_memory_check+0x51693f)

  This frame has 2 object(s):
    [32, 56) 'filename'
    [96, 2144) 'argv' <== Memory access at offset 88 unde

mumsh $ error: missing program
mumsh $ error: missing program
mumsh $ exit

Notes

Stderr

Hints

Your Answer

JOJ Answer