Record Case Detail

Notes

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

Stderr

 pwd: /out/package
ppid: 41471
   1: WRITELN echo 123 abc
   2: WRITELN exit

Hints

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.

Your Answer

mumsh $ =================================================================
==41472==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000000014 at pc 0x0000004ae2bc bp 0x7ffddc687db0 sp 0x7ffddc687560
WRITE of size 5 at 0x602000000014 thread T0
    #0 0x4ae2bb  (/out/package/mumsh_memory_check+0x4ae2bb)
    #1 0x516573  (/out/package/mumsh_memory_check+0x516573)
    #2 0x51c71f  (/out/package/mumsh_memory_check+0x51c71f)
    #3 0x51ce4d  (/out/package/mumsh_memory_check+0x51ce4d)
    #4 0x7feb4c9fcb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #5 0x41d289  (/out/package/mumsh_memory_check+0x41d289)

0x602000000014 is located 0 bytes to the right of 4-byte region [0x602000000010,0x602000000014)
allocated by thread T0 here:
    #0 0x4dd368  (/out/package/mumsh_memory_check+0x4dd368)
    #1 0x5160ba  (/out/package/mumsh_memory_check+0x5160ba)
    #2 0x51c71f  (/out/package/mumsh_memory_check+0x51c71f)
    #3 0x51ce4d  (/out/package/mumsh_memory_check+0x51ce4d)
    #4 0x7feb4c9fcb96  (/lib/x86_64-l

JOJ Answer

mumsh $ 123 abc
mumsh $ exit