Record Case Detail

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/in/ex6.c:20:13: runtime error: member access within null pointer of type 'struct book'
ASAN:DEADLYSIGNAL
=================================================================
==46301==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x562052ed4f11 bp 0x7fffefb737f0 sp 0x7fffefb737d0 T0)
==46301==The signal is caused by a READ memory access.
==46301==Hint: address points to the zero page.
    #0 0x562052ed4f10 in findBook (/out/package/ex6+0x3f10)
    #1 0x562052ed6420 in main (/out/package/ex6+0x5420)
    #2 0x7f1916e41b96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #3 0x562052ed4db9 in _start (/out/package/ex6+0x3db9)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/ex6+0x3f10) in findBook
==46301==ABORTING

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.

Linked-List:
27->54->58->90->NULL
findBook(90): PASS
findBook(27): PASS
findBook(90): PASS
findBook(90): PASS
findBook(58): PASS
findBook(90): PASS
findBook(58): PASS
findBook(58): PASS
removeBook(54): PASS
findBook(58): PASS
removeBook(27): PASS
findBook(58): PASS
removeBook(90): PASS
findBook(27): PASS
removeBook(58): PASS
findBook(27): PASS

Notes

Stderr

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Your Answer

JOJ Answer