Notes
This function is in beta test. Please help improve it in the issues
here.
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==33215==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffee91f82e0 at pc 0x00000051cf43 bp 0x7ffee91e49b0 sp 0x7ffee91e49a8
READ of size 4 at 0x7ffee91f82e0 thread T0
#0 0x51cf42 (/out/package/call_mem+0x51cf42)
#1 0x7feeea1e2b96 (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
#2 0x41d8f9 (/out/package/call_mem+0x41d8f9)
Address 0x7ffee91f82e0 is located in stack of thread T0 at offset 80032 in frame
#0 0x51a15f (/out/package/call_mem+0x51a15f)
This frame has 6 object(s):
[32, 80032) 'customer_callin' (line 21) <== Memory access at offset 80032 overflows this variable
[80288, 80320) 'num' (line 24)
[80352, 80356) 'call_in_time' (line 30)
[80368, 80372) 'call_duration' (line 30)
[80384, 80416) 'call_name' (line 31)
[80448, 80480) 'call_status' (line 31)
HINT: this may be a false positive if your program uses some custom stack unwind mechanism or swapcontext
(longjmp and C++ exception
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
Starting tick #0 Starting tick #1 Starting tick #2 Starting tick #3 Starting tick #4 Starting tick #5 Call from reboot a silver member Answering call from reboot Starting tick #6 Starting tick #7 Starting tick #8 Starting tick #9 Starting tick #10 Starting tick #11 Starting tick #12 Starting tick #13 Starting tick #14 Call from reboot a silver member Answering call from reboot Starting tick #15 Starting tick #16 Call from Elizabeth a platinum member Call from shijian a gold member Answering call from Elizabeth Starting tick #17 Answering call from shijian Starting tick #18 Starting tick #19 Starting tick #20 Call from xianzai a platinum member Answering call from xianzai Starting tick #21 Starting tick #22 Starting tick #23 Starting tick #24 Starting tick #25 Starting tick #26 Starting tick #27 Starting tick #28 Call from laozi a platinum member Answering call from laozi Starting tick #29 Starting tick #30 Starting tick #31 Starting tick #32 Starting tick #33 Starting tick #34 Starting tick #35 Starting tick
JOJ Answer
Starting tick #0 Starting tick #1 Starting tick #2 Starting tick #3 Starting tick #4 Starting tick #5 Call from reboot a silver member Answering call from reboot Starting tick #6 Starting tick #7 Starting tick #8 Starting tick #9 Starting tick #10 Starting tick #11 Starting tick #12 Starting tick #13 Starting tick #14 Call from reboot a silver member Answering call from reboot Starting tick #15 Starting tick #16 Call from Elizabeth a platinum member Call from shijian a gold member Answering call from Elizabeth Starting tick #17 Answering call from shijian Starting tick #18 Starting tick #19 Starting tick #20 Call from xianzai a platinum member Answering call from xianzai Starting tick #21 Starting tick #22 Starting tick #23 Starting tick #24 Starting tick #25 Starting tick #26 Starting tick #27 Starting tick #28 Call from laozi a platinum member Answering call from laozi Starting tick #29 Starting tick #30 Starting tick #31 Starting tick #32 Starting tick #33 Starting tick #34 Starting tick #35 Starting tick