René's URL Explorer Experiment


Title: gh-151763: Fix OOM-0034 tokenizer offset error handling by zainnadeem786 · Pull Request #151798 · python/cpython · GitHub

Open Graph Title: gh-151763: Fix OOM-0034 tokenizer offset error handling by zainnadeem786 · Pull Request #151798 · python/cpython

X Title: gh-151763: Fix OOM-0034 tokenizer offset error handling by zainnadeem786 · Pull Request #151798 · python/cpython

Description: The Python programming language. Contribute to python/cpython development by creating an account on GitHub.

Open Graph Description: Summary This PR addresses OOM-0034 from gh-151763. It fixes an out-of-memory (OOM) failure path in the tokenizer offset conversion logic that could lead to: a NULL pointer dereference (access viol...

X Description: Summary This PR addresses OOM-0034 from gh-151763. It fixes an out-of-memory (OOM) failure path in the tokenizer offset conversion logic that could lead to: a NULL pointer dereference (access viol...

Opengraph URL: https://github.com/python/cpython/pull/151798

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:f93e6724-022d-f16d-e793-373ecd07f99d
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idBEF2:190D34:1BEC21:25D296:6A52862F
html-safe-nonce2696da6ea62dfa92bc012c9adeb81134db7cc101463d712c7578a29f947f3262
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJCRUYyOjE5MEQzNDoxQkVDMjE6MjVEMjk2OjZBNTI4NjJGIiwidmlzaXRvcl9pZCI6IjcxNjI3NDE2NjU5NzQ4Nzk3OTEiLCJyZWdpb25fZWRnZSI6ImlhZCIsInJlZ2lvbl9yZW5kZXIiOiJpYWQifQ==
visitor-hmaca4a592afc546e7f433f34f89510fe9cd501c15036f180749f971935ca20b38e2
hovercard-subject-tagpull_request:3903741777
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/python/cpython/151798/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/603e46e7dc7669d931526be6e0812290f9427bc2a9e4ccd69ca8d16e977ba1b1/python/cpython/pull/151798
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/603e46e7dc7669d931526be6e0812290f9427bc2a9e4ccd69ca8d16e977ba1b1/python/cpython/pull/151798
og:image:altSummary This PR addresses OOM-0034 from gh-151763. It fixes an out-of-memory (OOM) failure path in the tokenizer offset conversion logic that could lead to: a NULL pointer dereference (access viol...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernamezainnadeem786
hostnamegithub.com
expected-hostnamegithub.com
Noneb9a586c06a05a7a86fc7e3f4dbd03e42f6869085879aa184aa6369456dbd50fb
turbo-cache-controlno-cache
go-importgithub.com/python/cpython git https://github.com/python/cpython.git
octolytics-dimension-user_id1525981
octolytics-dimension-user_loginpython
octolytics-dimension-repository_id81598961
octolytics-dimension-repository_nwopython/cpython
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id81598961
octolytics-dimension-repository_network_root_nwopython/cpython
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
release07a982c1d40157c619b364352b704c3ce66bb332
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/python/cpython/pull/151798#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F151798
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/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/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/enterprise/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%2Fpython%2Fcpython%2Fpull%2F151798
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=python%2Fcpython
Reloadhttps://github.com/python/cpython/pull/151798
Reloadhttps://github.com/python/cpython/pull/151798
Reloadhttps://github.com/python/cpython/pull/151798
Please reload this pagehttps://github.com/python/cpython/pull/151798
python https://github.com/python
cpythonhttps://github.com/python/cpython
Please reload this pagehttps://github.com/python/cpython/pull/151798
Notifications https://github.com/login?return_to=%2Fpython%2Fcpython
Fork 35k https://github.com/login?return_to=%2Fpython%2Fcpython
Star 73.8k https://github.com/login?return_to=%2Fpython%2Fcpython
Code https://github.com/python/cpython
Issues 5k+ https://github.com/python/cpython/issues
Pull requests 2.3k https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects https://github.com/python/cpython/projects
Security and quality 0 https://github.com/python/cpython/security
Insights https://github.com/python/cpython/pulse
Code https://github.com/python/cpython
Issues https://github.com/python/cpython/issues
Pull requests https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects https://github.com/python/cpython/projects
Security and quality https://github.com/python/cpython/security
Insights https://github.com/python/cpython/pulse
zainnadeem786https://github.com/zainnadeem786
python:mainhttps://github.com/python/cpython/tree/main
zainnadeem786:fix/oom-0034-tokenizerhttps://github.com/zainnadeem786/cpython/tree/fix/oom-0034-tokenizer
Conversationhttps://github.com/python/cpython/pull/151798
Commits1 (1)https://github.com/python/cpython/pull/151798/commits
Checkshttps://github.com/python/cpython/pull/151798/checks
Files changedhttps://github.com/python/cpython/pull/151798/files
gh-151763: Fix OOM-0034 tokenizer offset error handlinghttps://github.com/python/cpython/pull/151798#top
zainnadeem786https://github.com/zainnadeem786
python:mainhttps://github.com/python/cpython/tree/main
zainnadeem786:fix/oom-0034-tokenizerhttps://github.com/zainnadeem786/cpython/tree/fix/oom-0034-tokenizer
https://github.com/zainnadeem786
zainnadeem786https://github.com/zainnadeem786
Jun 20, 2026https://github.com/python/cpython/pull/151798#issue-4706794213
OOM-0034https://gist.github.com/devdanzin/9871a21facf4c9c6a415e220f9d10762
gh-151763https://github.com/python/cpython/issues/151763
gh-151763https://github.com/python/cpython/issues/151763
Please reload this pagehttps://github.com/python/cpython/pull/151798
https://github.com/zainnadeem786
pythongh-151763https://github.com/python/cpython/issues/151763
: Fix OOM-0034 tokenizer offset error handlinghttps://github.com/python/cpython/pull/151798/commits/82b78b0be9ebb9eb591097002fa4c118cb6c2251
82b78b0https://github.com/python/cpython/pull/151798/commits/82b78b0be9ebb9eb591097002fa4c118cb6c2251
https://github.com/zainnadeem786
zainnadeem786https://github.com/zainnadeem786
lysnikolaouhttps://github.com/lysnikolaou
pablogsalhttps://github.com/pablogsal
code ownershttps://github.com/python/cpython/blob/58fd9ec3cfe0d588db97eb98c0dc7fdb0256be76/.github/CODEOWNERS#L313
June 20, 2026 13:29https://github.com/python/cpython/pull/151798#event-26989616117
https://github.com/apps/bedevere-app
bedevere-apphttps://github.com/apps/bedevere-app
Jun 20, 2026 https://github.com/python/cpython/pull/151798#ref-issue-4704484084
CPython crashes on memory-allocation failure (OOM): 35 findings (4 dups → 31 distinct) #151763 https://github.com/python/cpython/issues/151763
https://github.com/apps/bedevere-app
bedevere-apphttps://github.com/apps/bedevere-app
awaiting review https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20review%22
Jun 20, 2026https://github.com/python/cpython/pull/151798#event-26989617833
https://github.com/zainnadeem786
zainnadeem786https://github.com/zainnadeem786
Jun 20, 2026https://github.com/python/cpython/pull/151798#issuecomment-4758400925
Please reload this pagehttps://github.com/python/cpython/pull/151798
https://github.co/hiddenchars
https://github.com/python/cpython/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%2Fpython%2Fcpython%2Fpull%2F151798
https://github.com/pablogsal
pablogsal https://github.com/pablogsal
https://github.com/lysnikolaou
lysnikolaou https://github.com/lysnikolaou
awaiting review https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20review%22
Please reload this pagehttps://github.com/python/cpython/pull/151798
https://github.com/zainnadeem786
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.