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Help debug and mitigate Kusama XCM issue

inSmall Spender
2 years ago
xcm
development
Executed

The new Kusama runtime 1000000 introduced a XCM bug that can result partially executed XCM and stuck of funds.

I worked with Parity devs to debug and identify the root cause of the bug, create a Github issue described action items, a twitter thread explaining the bug, suggestion to parachain teams to workaround the issue. I also created a test script using Chopsticks to reproduce the issue, and use it to verify the fix.

I will also work with Fellowship to setup e2e tests and regression tests for future releases. But this can be considered out of scope of this tip.

Comments (4)

2 years ago

This tip makes sense to me, but since the account does not have an identity attached, can you add some proof that this is actually Bryan? I see the "HyBryan" in the account name and the fact that this is a quite old account with an index, so I assume it is, but before voting I'd like to see some evidence.

2 years ago

@BILL 

Follow-up: I see he referenced this from his Matrix account. That is good enough for me and I will vote in favor.

2 years ago

This is well deserved and your work has saved us hours of debugging for something which has been caused by a relaychain update and potentially affects many if not all parachains

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