http://junhoahn.kr/noriwiki/index.php?action=history&feed=atom&title=Oops 2026-05-22T00:10:21Z 이 문서의 편집 역사 MediaWiki 1.43.0 http://junhoahn.kr/noriwiki/index.php?title=Oops&diff=1510&oldid=prev 2024-05-02T01:30:44Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="ko"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← 이전 판</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">2024년 5월 2일 (목) 01:30 판</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l5">5번째 줄:</td> <td colspan="2" class="diff-lineno">5번째 줄:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== 정리 ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== 정리 ==</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"># </del>my_oops_init+0x12/0x21 은 symbol + offset/<del style="font-weight: bold; text-decoration: none;">length이며 gdb에서는 list로 </del>addr2line <del style="font-weight: bold; text-decoration: none;">으로는 </del>addr2line -<del style="font-weight: bold; text-decoration: none;">3 </del>vmlinux 12341234(+offset)<del style="font-weight: bold; text-decoration: none;">으로 디버깅하면 된다.</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>my_oops_init+0x12/0x21 은 symbol + offset/<ins style="font-weight: bold; text-decoration: none;">length로 관리한다.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"># gdb: '''list''' 12341234+0x12</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"># </ins>addr2line<ins style="font-weight: bold; text-decoration: none;">: '''</ins>addr2line<ins style="font-weight: bold; text-decoration: none;">''' </ins>-<ins style="font-weight: bold; text-decoration: none;">e </ins>vmlinux 12341234(+offset)</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== 참고 ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== 참고 ==</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># https://www.opensourceforu.com/2011/01/understanding-a-kernel-oops/</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># https://www.opensourceforu.com/2011/01/understanding-a-kernel-oops/</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># https://docs.freebsd.org/en/books/developers-handbook/kerneldebug/</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># https://docs.freebsd.org/en/books/developers-handbook/kerneldebug/</div></td></tr> </table>

Ahn9807 http://junhoahn.kr/noriwiki/index.php?title=Oops&diff=72&oldid=prev 2023-02-03T11:52:47Z

<p>새 문서: <a href="/noriwiki/index.php?title=%EB%B6%84%EB%A5%98:%EB%A6%AC%EB%88%85%EC%8A%A4_%EC%BB%A4%EB%84%90" title="분류:리눅스 커널">분류: 리눅스 커널</a> == 개요 == 커널은 문제가 되는 상황에 커널을 종료 시키거나 (Panic)혹은 Oops 메시지를 출력하고 문제가 되는 부분을 복구하는 방식을 채택한다. 이 문서는 Oops상황에서 출력되는 메시지를 분석하는 법을 정리한다. == 정리 == # my_oops_init+0x12/0x21 은 symbol + offset/length이며 gdb에서는 list로 addr2line 으로는 addr2line -3 vmlinux 12341234(+offset)으로 디버깅하...</p> <p><b>새 문서</b></p><div>[[분류: 리눅스 커널]]<br /> <br /> == 개요 ==<br /> 커널은 문제가 되는 상황에 커널을 종료 시키거나 (Panic)혹은 Oops 메시지를 출력하고 문제가 되는 부분을 복구하는 방식을 채택한다. 이 문서는 Oops상황에서 출력되는 메시지를 분석하는 법을 정리한다. <br /> <br /> == 정리 ==<br /> # my_oops_init+0x12/0x21 은 symbol + offset/length이며 gdb에서는 list로 addr2line 으로는 addr2line -3 vmlinux 12341234(+offset)으로 디버깅하면 된다.<br /> <br /> == 참고 ==<br /> # https://www.opensourceforu.com/2011/01/understanding-a-kernel-oops/<br /> # https://docs.freebsd.org/en/books/developers-handbook/kerneldebug/</div>

Ahn9807