Kernel Maintainer Summit is open to invited attendees only. If you have received an invitation to attend the Maintainer Summit and need assistance with registration, please email Tricia Barker at tbarker@linuxfoundation.org.
If you are a sponsor, you will need an access code to register. Please contact sponsorservices@linuxfoundation.org with questions.
Interested in attending Kernel Summit technical track talks?
Linux Kernel Summit technical tracks are offered at Linux Plumbers Conference 2025 (December 11 – 13 in Tokyo, Japan). To attend, please register for Linux Plumbers Conference 2025. This provides you access to all three days of Kernel and Plumber’s content, evening events, and technical discussions.
Additional Information
Quick Note:
We never sell attendee lists or contact information, nor do we authorize others to do so. If you receive an email claiming to sell an attendee list for a Linux Foundation event, please forward it to events@linuxfoundation.org.
Travel Funding
Learn more about travel funding opportunities.
Invoices & Certificates of Attendance
Registration Invoices:
Invoice receipts are downloadable from the confirmation email you received after registering under the Payment Receipt Information section. If the downloadable invoice receipt does not meet your needs or you need to have your confirmation email resent, please submit a request. Please include any additional customization you need for your invoice receipt in the request.
Certificates of Attendance:
You can download your Certificate of Attendance directly from your LFX dashboard by navigating to the “Past Events” section in the LF Events column. Please Note: We verify attendance through the registration system, and certificates will only be available for download after the event is completed.
Refund Policy
Cancellations:
If you must cancel for any reason, please sign back into your registration, click the “Register/Modify” button and select “Unregister.” If you need further assistance, email registration@linuxfoundation.org.
Refunds will only be issued for cancellations received two weeks prior to the event start date, including bulk ticket request refunds, and will appear as a credit on the card’s statement 7 – 10 business days after cancellation. Individual refund requests for late cancellations due to sickness or emergency will be considered on a case by case basis – contact us at registration@linuxfoundation.org.
Please note: Refunds can only be issued on the card the original payment was made.
Substitutions:
If you are unable to attend, you may substitute another attendee in lieu of cancellation. To substitute an attendee, sign back into your registration, click the “Register/Modify”, and select “Transfer Registration” on your confirmation page.