Notes
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pwd: /out/package ppid: 107253 1: WRITELN sleep 10 | sleep 10 | sleep 10 | sleep 10 | sleep 10 | sleep 10 | sleep 10 | sleep 10 | sleep 10 | echo 123 2: CTRL+C Scan child pids of ppid: 107253 SIGINT Send signal 2 to pid: 107253 Scan child pids of ppid: 107254 Send signal 2 to pid: 107254 Scan child pids of ppid: 107255 Send signal 2 to pid: 107255 Scan child pids of ppid: 107256 Send signal 2 to pid: 107256 Scan child pids of ppid: 107257 Send signal 2 to pid: 107257 Scan child pids of ppid: 107258 Send signal 2 to pid: 107258 Scan child pids of ppid: 107259 Send signal 2 to pid: 107259 Scan child pids of ppid: 107260 Send signal 2 to pid: 107260 Scan child pids of ppid: 107261 Send signal 2 to pid: 107261 Scan child pids of ppid: 107262 Send signal 2 to pid: 107262 Scan child pids of ppid: 107263 Send signal 2 to pid: 107263 Scan child pids of ppid: 107265 Send signal 2 to pid: 107265 3: CTRL+C Scan child pids of ppid: 107253 SIGINT Send signal 2 to pid: 107253 Scan child pids of ppid: 107254 Send
Hints
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.
Your Answer
mumsh $ 123
mumsh $ mumsh.c:65:13: runtime error: index 128 out of bounds for type 'int [128]'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior mumsh.c:65:13 in
=================================================================
==107254==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x619000000480 at pc 0x000000517199 bp 0x7ffd7d8f1850 sp 0x7ffd7d8f1848
READ of size 8 at 0x619000000480 thread T0
#0 0x517198 (/out/package/mumsh_memory_check+0x517198)
#1 0x7f817048fb96 (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#2 0x41ccb9 (/out/package/mumsh_memory_check+0x41ccb9)
0x619000000480 is located 0 bytes to the right of 1024-byte region [0x619000000080,0x619000000480)
allocated by thread T0 here:
#0 0x4dcb70 (/out/package/mumsh_memory_check+0x4dcb70)
#1 0x5151d2 (/out/package/mumsh_memory_check+0x5151d2)
#2 0x7f817048fb96 (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
SUMMARY: AddressSanitizer: heap-buffer-overflow (/out/package/mumsh_memory_check+0x517198)
Shadow bytes ar
JOJ Answer
mumsh $ 123 mumsh $ mumsh $ success mumsh $ mumsh $ exit