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net: TestLookupHostCancel failures with i/o timeout or temporary error #57617

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gopherbot opened this issue Jan 5, 2023 · 3 comments
Open

net: TestLookupHostCancel failures with i/o timeout or temporary error #57617

gopherbot opened this issue Jan 5, 2023 · 3 comments
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NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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@gopherbot
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gopherbot commented Jan 5, 2023 •
edited by dmitshur
Loading 

#!watchflakes
post <- pkg == "net" && test == "TestLookupHostCancel" && (
	`i/o timeout` ||
	`This is usually a temporary error during hostname resolution and means that the local server did not receive a response from an authoritative server.`)

Issue created automatically to collect these failures.

Example (log):

--- FAIL: TestLookupHostCancel (16.33s)
    lookup_test.go:1007: lookup www.google.com on 8.8.8.8:53: read udp 192.168.64.101:49520->8.8.8.8:53: i/o timeout

Another example (log):

=== RUN   TestLookupHostCancel
=== PAUSE TestLookupHostCancel
=== CONT  TestLookupHostCancel
    lookup_test.go:986: lookup www.google.com: getaddrinfow: This is usually a temporary error during hostname resolution and means that the local server did not receive a response from an authoritative server.
--- FAIL: TestLookupHostCancel (0.00s)

— watchflakes
@gopherbot gopherbot added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Jan 5, 2023
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupHostCancel"
2022-12-28 22:16 darwin-amd64-nocgo go@c1760296 net.TestLookupHostCancel (log) 
--- FAIL: TestLookupHostCancel (16.33s)
    lookup_test.go:1007: lookup www.google.com on 8.8.8.8:53: read udp 192.168.64.101:49520->8.8.8.8:53: i/o timeout

— watchflakes

@cherrymui
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#50191 may be related.

@bcmills
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bcmills commented Jan 5, 2023

(attn @ianlancetaylor @neild for net)

@bcmills bcmills added this to the Backlog milestone Jan 5, 2023
@bcmills bcmills changed the title net: TestLookupHostCancel failures net: TestLookupHostCancel failures with i/o timeout Mar 14, 2023
@dmitshur dmitshur changed the title net: TestLookupHostCancel failures with i/o timeout net: TestLookupHostCancel failures with i/o timeout or temporary error Jan 8, 2024
@dmitshur dmitshur moved this to Active in Test Flakes Jan 8, 2024
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@bcmills @gopherbot @cherrymui