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hubble/peer: fix buf.Pop() crash issue #12257
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While waiting for b.mu.Lock, b.buffer be closed that is triggered when the maximum buffer size is reached, So check b.stop channel before access b.buf. Signed-off-by: Jianlin Lv <Jianlin.Lv@arm.com>
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LGTM, thanks for the fix! |
rolinh
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This PR fixes an issue in a previous release of Cilium.
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gandro
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@Jianlin-lv Would you mind adding a unit test to cover this case? It should be pretty easy. |
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This was referenced Jun 26, 2020
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ready-to-merge
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release-note/bug
This PR fixes an issue in a previous release of Cilium.
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Impacts hubble server or relay
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While waiting for b.mu.Lock, b.buffer be closed that is
triggered when the maximum buffer size is reached,
So check b.stop channel before access b.buf.
Signed-off-by: Jianlin Lv Jianlin.Lv@arm.com
Fixes: #12178