René's URL Explorer Experiment


Title: Fix snapshot dump crash on stale jmethodID (PROF-14003) by jbachorik · Pull Request #460 · DataDog/java-profiler · GitHub

Open Graph Title: Fix snapshot dump crash on stale jmethodID (PROF-14003) by jbachorik · Pull Request #460 · DataDog/java-profiler

X Title: Fix snapshot dump crash on stale jmethodID (PROF-14003) by jbachorik · Pull Request #460 · DataDog/java-profiler

Description: Contribute to DataDog/java-profiler development by creating an account on GitHub.

Open Graph Description: What does this PR do?: Fixes a crash in Lookup::fillJavaMethodInfo during snapshot dump when profiled jmethodIDs refer to classes that were subsequently unloaded. Two mitigations close the TOCTOU w...

X Description: What does this PR do?: Fixes a crash in Lookup::fillJavaMethodInfo during snapshot dump when profiled jmethodIDs refer to classes that were subsequently unloaded. Two mitigations close the TOCTOU w...

Opengraph URL: https://github.com/DataDog/java-profiler/pull/460

X: @github

direct link

Domain: github.com

route-pattern/_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format)
route-controllervoltron_pull_requests_fragments
route-actionpull_request_layout
fetch-noncev2:f2aed909-b896-7bec-c342-5f965449d7a7
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idAAEA:ACE33:6FCA0F:975D8A:6A4D43DC
html-safe-nonce52ac0dc7bc9fae1ac135329d045a3dc69efe32f90a1b2dfdbcc79b3e9d25a7a5
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJBQUVBOkFDRTMzOjZGQ0EwRjo5NzVEOEE6NkE0RDQzREMiLCJ2aXNpdG9yX2lkIjoiNDE5NjcwMjQ3MDQzNTMyNDg5MiIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmacc1c146bf89af21fd3b0d83fe2c46a53dcf54407115362c913f7b690965331a1e
hovercard-subject-tagpull_request:3513436365
github-keyboard-shortcutsrepository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/pull_requests_fragments/pull_request_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/DataDog/java-profiler/460/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/4d2f34837733d5756ea6c3238477a71d578ba68752c9cf01d2fb23dcc3c3ab98/DataDog/java-profiler/pull/460
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/4d2f34837733d5756ea6c3238477a71d578ba68752c9cf01d2fb23dcc3c3ab98/DataDog/java-profiler/pull/460
og:image:altWhat does this PR do?: Fixes a crash in Lookup::fillJavaMethodInfo during snapshot dump when profiled jmethodIDs refer to classes that were subsequently unloaded. Two mitigations close the TOCTOU w...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernamejbachorik
hostnamegithub.com
expected-hostnamegithub.com
None92571a8944142227b7e19cd10918b1ddd06e5066c1ad5bc7e4769cf6140a87e6
turbo-cache-controlno-cache
go-importgithub.com/DataDog/java-profiler git https://github.com/DataDog/java-profiler.git
octolytics-dimension-user_id365230
octolytics-dimension-user_loginDataDog
octolytics-dimension-repository_id585532470
octolytics-dimension-repository_nwoDataDog/java-profiler
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id585532470
octolytics-dimension-repository_network_root_nwoDataDog/java-profiler
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release56fc8347865a14e2ec811533d68f929cf4e0ec19
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/DataDog/java-profiler/pull/460#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FDataDog%2Fjava-profiler%2Fpull%2F460
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/accelerator
GitHub Starshttps://stars.github.com
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FDataDog%2Fjava-profiler%2Fpull%2F460
Sign up https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fpull_requests_fragments%2Fpull_request_layout&source=header-repo&source_repo=DataDog%2Fjava-profiler
Reloadhttps://github.com/DataDog/java-profiler/pull/460
Reloadhttps://github.com/DataDog/java-profiler/pull/460
Reloadhttps://github.com/DataDog/java-profiler/pull/460
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
DataDog https://github.com/DataDog
java-profilerhttps://github.com/DataDog/java-profiler
Notifications https://github.com/login?return_to=%2FDataDog%2Fjava-profiler
Fork 12 https://github.com/login?return_to=%2FDataDog%2Fjava-profiler
Star 32 https://github.com/login?return_to=%2FDataDog%2Fjava-profiler
Code https://github.com/DataDog/java-profiler
Issues 8 https://github.com/DataDog/java-profiler/issues
Pull requests 13 https://github.com/DataDog/java-profiler/pulls
Actions https://github.com/DataDog/java-profiler/actions
Security and quality 0 https://github.com/DataDog/java-profiler/security
Insights https://github.com/DataDog/java-profiler/pulse
Code https://github.com/DataDog/java-profiler
Issues https://github.com/DataDog/java-profiler/issues
Pull requests https://github.com/DataDog/java-profiler/pulls
Actions https://github.com/DataDog/java-profiler/actions
Security and quality https://github.com/DataDog/java-profiler/security
Insights https://github.com/DataDog/java-profiler/pulse
jbachorikhttps://github.com/jbachorik
mainhttps://github.com/DataDog/java-profiler/tree/main
jb/prof-14003-snapshot-dump-crash-fixhttps://github.com/DataDog/java-profiler/tree/jb/prof-14003-snapshot-dump-crash-fix
Conversationhttps://github.com/DataDog/java-profiler/pull/460
Commits4 (4)https://github.com/DataDog/java-profiler/pull/460/commits
Checkshttps://github.com/DataDog/java-profiler/pull/460/checks
Files changedhttps://github.com/DataDog/java-profiler/pull/460/files
Fix snapshot dump crash on stale jmethodID (PROF-14003)https://github.com/DataDog/java-profiler/pull/460#top
jbachorikhttps://github.com/jbachorik
mainhttps://github.com/DataDog/java-profiler/tree/main
jb/prof-14003-snapshot-dump-crash-fixhttps://github.com/DataDog/java-profiler/tree/jb/prof-14003-snapshot-dump-crash-fix
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
Apr 10, 2026https://github.com/DataDog/java-profiler/pull/460#issue-4238497036
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
PROF-14003https://datadoghq.atlassian.net/browse/PROF-14003
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
jbachorikhttps://github.com/jbachorik
April 10, 2026 11:39https://github.com/DataDog/java-profiler/pull/460#commits-pushed-74f12df
https://github.com/jbachorik
https://github.com/claude
Fix signal-handler crash in Libraries::findLibraryByAddress (PROF-13630)https://github.com/DataDog/java-profiler/pull/460/commits/74f12df5e978636a4a48ebfe8f1d32a12e271508
74f12dfhttps://github.com/DataDog/java-profiler/pull/460/commits/74f12df5e978636a4a48ebfe8f1d32a12e271508
https://github.com/jbachorik
https://github.com/claude
Fix snapshot dump crash on stale jmethodID (PROF-14003)https://github.com/DataDog/java-profiler/pull/460/commits/c0c825a1c5185234e0210bbce2cd34c9e6c9b4ee
c0c825ahttps://github.com/DataDog/java-profiler/pull/460/commits/c0c825a1c5185234e0210bbce2cd34c9e6c9b4ee
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
AI https://github.com/DataDog/java-profiler/issues?q=state%3Aopen%20label%3AAI
Apr 10, 2026https://github.com/DataDog/java-profiler/pull/460#event-24376678115
https://github.com/apps/dd-octo-sts
dd-octo-stshttps://github.com/apps/dd-octo-sts
Apr 10, 2026https://github.com/DataDog/java-profiler/pull/460#issuecomment-4223089632
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
#24823534736https://github.com/DataDog/java-profiler/actions/runs/24823534736
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180728
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180693
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180617
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180652
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180591
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180573
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180673
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180687
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180612
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180688
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180685
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180522
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180664
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180718
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180601
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180717
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180603
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180694
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180594
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180546
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180635
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180710
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180624
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180734
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180568
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180536
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180630
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180743
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180621
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180691
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180579
https://github.com/DataDog/java-profiler/actions/runs/24823534736/job/72654180553
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
April 10, 2026 11:01https://github.com/DataDog/java-profiler/pull/460#event-24377415558
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
code ownerhttps://github.com/DataDog/java-profiler/blob/b09781e07e47bd67bb49395ee48e164c198328e4/.github/CODEOWNERS#L4
April 10, 2026 11:01https://github.com/DataDog/java-profiler/pull/460#event-24377415762
https://github.com/jbachorik
Merge branch 'main' into jb/prof-14003-snapshot-dump-crash-fixhttps://github.com/DataDog/java-profiler/pull/460/commits/11b9b836ad4a8de2519c200ed7856a0e476a04ba
11b9b83https://github.com/DataDog/java-profiler/pull/460/commits/11b9b836ad4a8de2519c200ed7856a0e476a04ba
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
Apr 22, 2026https://github.com/DataDog/java-profiler/pull/460#issuecomment-4295636750
@copilothttps://gh.io/copilot-coding-agent-docs
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
https://github.com/jbachorik
Merge branch 'main' into jb/prof-14003-snapshot-dump-crash-fixhttps://github.com/DataDog/java-profiler/pull/460/commits/67130ea928f6816bddb95761358549696f0216db
67130eahttps://github.com/DataDog/java-profiler/pull/460/commits/67130ea928f6816bddb95761358549696f0216db
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
Apr 22, 2026https://github.com/DataDog/java-profiler/pull/460#issuecomment-4297554708
@codexhttps://github.com/codex
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
https://github.com/apps/chatgpt-codex-connector
chatgpt-codex-connectorhttps://github.com/apps/chatgpt-codex-connector
Apr 22, 2026https://github.com/DataDog/java-profiler/pull/460#issuecomment-4297598260
Your team has set up Codex to review pull requests in this repohttps://chatgpt.com/codex/cloud/settings/general
@codexhttps://github.com/codex
@codexhttps://github.com/codex
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
Copilothttps://github.com/apps/copilot-pull-request-reviewer
April 23, 2026 07:48https://github.com/DataDog/java-profiler/pull/460#event-24786504174
started reviewinghttps://github.com/DataDog/java-profiler/sessions/2f69dc37-d8da-459a-8c13-8668f2048b22
jbachorikhttps://github.com/jbachorik
April 23, 2026 07:49https://github.com/DataDog/java-profiler/pull/460#event-24786519454
View session https://github.com/DataDog/java-profiler/sessions/2f69dc37-d8da-459a-8c13-8668f2048b22
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
AI: Author Signed-off https://github.com/DataDog/java-profiler/issues?q=state%3Aopen%20label%3A%22AI%3A%20Author%20Signed-off%22
Apr 23, 2026https://github.com/DataDog/java-profiler/pull/460#event-24786536929
https://github.com/apps/copilot-pull-request-reviewer
Copilothttps://github.com/apps/copilot-pull-request-reviewer
Apr 23, 2026 https://github.com/DataDog/java-profiler/pull/460#pullrequestreview-4160600169
View reviewed changes https://github.com/DataDog/java-profiler/pull/460/files/67130ea928f6816bddb95761358549696f0216db
Copilothttps://github.com/apps/copilot-pull-request-reviewer
https://github.com/DataDog/java-profiler/pull/460#pullrequestreview-4160600169
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Add Copilot custom instructionshttps://github.com/DataDog/java-profiler/new/main?filename=.github/instructions/*.instructions.md
Learn how to get startedhttps://docs.github.com/en/copilot/customizing-copilot/adding-repository-custom-instructions-for-github-copilot
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
rkennkehttps://github.com/rkennke
zhengyu123https://github.com/zhengyu123
April 23, 2026 08:14https://github.com/DataDog/java-profiler/pull/460#event-24787357882
https://github.com/rkennke
rkennkehttps://github.com/rkennke
Apr 23, 2026 https://github.com/DataDog/java-profiler/pull/460#pullrequestreview-4161267731
View reviewed changes https://github.com/DataDog/java-profiler/pull/460/files/67130ea928f6816bddb95761358549696f0216db
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
d62b297https://github.com/DataDog/java-profiler/commit/d62b297692d575e91de20d091f0a382c9f0132b7
Apr 23, 2026https://github.com/DataDog/java-profiler/pull/460#event-24789986188
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
https://github.com/jbachorik
jbachorikhttps://github.com/jbachorik
April 23, 2026 09:33https://github.com/DataDog/java-profiler/pull/460#event-24789987400
https://github.com/apps/github-actions
github-actionshttps://github.com/apps/github-actions
1.40.1https://github.com/DataDog/java-profiler/milestone/50
Apr 23, 2026https://github.com/DataDog/java-profiler/pull/460#event-24789992012
https://github.co/hiddenchars
https://github.com/DataDog/java-profiler/pull/{{ revealButtonHref }}
Sign up for freehttps://github.com/join?source=comment-repo
Sign in to commenthttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FDataDog%2Fjava-profiler%2Fpull%2F460
Copilot code review https://github.com/apps/copilot-pull-request-reviewer
Copilot https://github.com/apps/copilot-pull-request-reviewer
https://github.com/DataDog/java-profiler/pull/460/files/67130ea928f6816bddb95761358549696f0216db
https://github.com/rkennke
rkennke https://github.com/rkennke
https://github.com/DataDog/java-profiler/pull/460/files/67130ea928f6816bddb95761358549696f0216db
https://github.com/zhengyu123
zhengyu123 https://github.com/zhengyu123
AI: Author Signed-off https://github.com/DataDog/java-profiler/issues?q=state%3Aopen%20label%3A%22AI%3A%20Author%20Signed-off%22
AI https://github.com/DataDog/java-profiler/issues?q=state%3Aopen%20label%3AAI
1.40.1 https://github.com/DataDog/java-profiler/milestone/50
Please reload this pagehttps://github.com/DataDog/java-profiler/pull/460
https://github.com/jbachorik
https://github.com/rkennke
https://github.com/apps/copilot-pull-request-reviewer
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width


URLs of crawlers that visited me.