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net: TestLookupDotsWithRemoteSource failures #55197

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gopherbot opened this issue Sep 20, 2022 · 10 comments
Closed

net: TestLookupDotsWithRemoteSource failures #55197

gopherbot opened this issue Sep 20, 2022 · 10 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 Sep 20, 2022 •
edited by bcmills
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#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource" && date < "2023-07-01"

Bug automatically created to track these flakes.

— 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 Sep 20, 2022
@gopherbot
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gopherbot commented Sep 20, 2022 •
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Found new matching flaky dashboard failures for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource"
2022-08-08 17:36 openbsd-386-70 go@c2a9c558 net.TestLookupDotsWithRemoteSource (log) 
--- FAIL: TestLookupDotsWithRemoteSource (0.18s)
    lookup_test.go:663: LookupAddr(8.8.8.8): lookup 8.8.8.8.in-addr.arpa. on 169.254.169.254:53: server misbehaving (mode=go)

— watchflakes

@rsc
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rsc commented Sep 20, 2022

Stopped.

@rsc rsc closed this as completed Sep 20, 2022
@rsc rsc moved this to Done in Test Flakes Sep 20, 2022
@gopherbot gopherbot changed the title net: flaky TestLookupDotsWithRemoteSource net: TestLookupDotsWithRemoteSource failures Sep 20, 2022
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource"
2023-04-12 20:54 linux-amd64-longtest-race go@f58c6ccc net.TestLookupDotsWithRemoteSource (log) 
--- FAIL: TestLookupDotsWithRemoteSource (10.49s)
    lookup_test.go:666: LookupAddr(8.8.8.8): lookup 8.8.8.8.in-addr.arpa. on 169.254.169.254:53: server misbehaving (mode=go)
    lookup_test.go:666: LookupAddr(8.8.8.8): lookup 8.8.8.8.in-addr.arpa. on 169.254.169.254:53: server misbehaving (mode=cgo)
2023/04/12 21:27:45 killing splice client after 5 second shutdown timeout
2023-05-10 22:43 freebsd-amd64-12_3 go@639957eb net.TestLookupDotsWithRemoteSource (log) 
SIGSEGV: segmentation violation
PC=0x8009f9f1c m=0 sigcode=1
signal arrived during cgo execution

rax    0xc2c3
rbx    0x437e
rcx    0xc2c3
rdx    0xffffffffffffffff
rdi    0x0
rsi    0x0
...
	/tmp/workdir/go/src/net/lookup_unix.go:96 +0xa5 fp=0xc00032bd98 sp=0xc00032bd38 pc=0x561325
net.(*Resolver).LookupCNAME(0xc000392310?, {0x6dcc10?, 0x879980?}, {0x685212, 0xb})
	/tmp/workdir/go/src/net/lookup.go:472 +0x2b fp=0xc00032bde0 sp=0xc00032bd98 pc=0x55deeb
net.LookupCNAME(...)
	/tmp/workdir/go/src/net/lookup.go:455
net.testDots(0xc0001df380, {0x682ee0, 0x3})
	/tmp/workdir/go/src/net/lookup_test.go:676 +0x12e fp=0xc00032bef0 sp=0xc00032bde0 pc=0x5b918e
net.TestLookupDotsWithRemoteSource(0xc0001df380)
	/tmp/workdir/go/src/net/lookup_test.go:658 +0x157 fp=0xc00032bf70 sp=0xc00032bef0 pc=0x5b8fb7
testing.tRunner(0xc0001df380, 0x699c48)

— watchflakes

@gopherbot gopherbot reopened this May 11, 2023
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource"
2023-05-22 16:48 freebsd-amd64-13_0 go@10fbd925 net.TestLookupDotsWithRemoteSource (log) 
SIGSEGV: segmentation violation
PC=0x800a115e1 m=0 sigcode=1
signal arrived during cgo execution

rax    0x1ffff8
rbx    0x8008621b0
rcx    0xffffffffffffffff
rdx    0x8008620c0
rdi    0xffffffffffffffff
rsi    0x800862280
...
	/tmp/workdir/go/src/net/lookup_unix.go:96 +0xa5 fp=0xc00023bd98 sp=0xc00023bd38 pc=0x563c85
net.(*Resolver).LookupCNAME(0xc000311cb0?, {0x6e3a90?, 0x883bc0?}, {0x68a838, 0xb})
	/tmp/workdir/go/src/net/lookup.go:472 +0x2b fp=0xc00023bde0 sp=0xc00023bd98 pc=0x56082b
net.LookupCNAME(...)
	/tmp/workdir/go/src/net/lookup.go:455
net.testDots(0xc00020cea0, {0x6884f3, 0x3})
	/tmp/workdir/go/src/net/lookup_test.go:676 +0x12e fp=0xc00023bef0 sp=0xc00023bde0 pc=0x5bd08e
net.TestLookupDotsWithRemoteSource(0xc00020cea0)
	/tmp/workdir/go/src/net/lookup_test.go:658 +0x157 fp=0xc00023bf70 sp=0xc00023bef0 pc=0x5bceb7
testing.tRunner(0xc00020cea0, 0x69f4f0)

— watchflakes

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource"
2023-05-22 19:05 freebsd-amd64-13_0 go@6761bff4 net.TestLookupDotsWithRemoteSource (log) 
SIGSEGV: segmentation violation
PC=0x800a115e1 m=0 sigcode=1
signal arrived during cgo execution

rax    0x1ffff8
rbx    0x8008621b0
rcx    0xffffffffffffffff
rdx    0x8008620c0
rdi    0xffffffffffffffff
rsi    0x800862280
...
	/tmp/workdir/go/src/net/lookup_unix.go:96 +0xa5 fp=0xc0003abd98 sp=0xc0003abd38 pc=0x563c85
net.(*Resolver).LookupCNAME(0xc000358b10?, {0x6e3a90?, 0x883bc0?}, {0x68a838, 0xb})
	/tmp/workdir/go/src/net/lookup.go:472 +0x2b fp=0xc0003abde0 sp=0xc0003abd98 pc=0x56082b
net.LookupCNAME(...)
	/tmp/workdir/go/src/net/lookup.go:455
net.testDots(0xc0003689c0, {0x6884f3, 0x3})
	/tmp/workdir/go/src/net/lookup_test.go:676 +0x12e fp=0xc0003abef0 sp=0xc0003abde0 pc=0x5bd08e
net.TestLookupDotsWithRemoteSource(0xc0003689c0)
	/tmp/workdir/go/src/net/lookup_test.go:658 +0x157 fp=0xc0003abf70 sp=0xc0003abef0 pc=0x5bceb7
testing.tRunner(0xc0003689c0, 0x69f4f0)
2023-05-22 19:37 freebsd-amd64-13_0 go@8c445b7c net.TestLookupDotsWithRemoteSource (log) 
SIGSEGV: segmentation violation
PC=0x800a115e1 m=0 sigcode=1
signal arrived during cgo execution

rax    0x1ffff8
rbx    0x8008621b0
rcx    0xffffffffffffffff
rdx    0x8008620c0
rdi    0xffffffffffffffff
rsi    0x800862280
...
	/tmp/workdir/go/src/net/lookup_unix.go:96 +0xa5 fp=0xc00023dd98 sp=0xc00023dd38 pc=0x563c85
net.(*Resolver).LookupCNAME(0xc000580dd0?, {0x6e3a90?, 0x883bc0?}, {0x68a838, 0xb})
	/tmp/workdir/go/src/net/lookup.go:472 +0x2b fp=0xc00023dde0 sp=0xc00023dd98 pc=0x56082b
net.LookupCNAME(...)
	/tmp/workdir/go/src/net/lookup.go:455
net.testDots(0xc0002b4ea0, {0x6884f3, 0x3})
	/tmp/workdir/go/src/net/lookup_test.go:676 +0x12e fp=0xc00023def0 sp=0xc00023dde0 pc=0x5bd08e
net.TestLookupDotsWithRemoteSource(0xc0002b4ea0)
	/tmp/workdir/go/src/net/lookup_test.go:658 +0x157 fp=0xc00023df70 sp=0xc00023def0 pc=0x5bceb7
testing.tRunner(0xc0002b4ea0, 0x69f4f0)

— watchflakes

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource"
2023-05-23 11:36 freebsd-amd64-13_0 go@380529d5 net.TestLookupDotsWithRemoteSource (log) 
SIGSEGV: segmentation violation
PC=0x800a115e1 m=0 sigcode=1
signal arrived during cgo execution

rax    0x1ffff8
rbx    0x8008621b0
rcx    0xffffffffffffffff
rdx    0x8008620c0
rdi    0xffffffffffffffff
rsi    0x800862280
...
	/tmp/workdir/go/src/net/lookup_unix.go:96 +0xa5 fp=0xc0003d5d98 sp=0xc0003d5d38 pc=0x563c85
net.(*Resolver).LookupCNAME(0xc0000c87f0?, {0x6e3a90?, 0x883bc0?}, {0x68a838, 0xb})
	/tmp/workdir/go/src/net/lookup.go:472 +0x2b fp=0xc0003d5de0 sp=0xc0003d5d98 pc=0x56082b
net.LookupCNAME(...)
	/tmp/workdir/go/src/net/lookup.go:455
net.testDots(0xc000133a00, {0x6884f3, 0x3})
	/tmp/workdir/go/src/net/lookup_test.go:676 +0x12e fp=0xc0003d5ef0 sp=0xc0003d5de0 pc=0x5bd08e
net.TestLookupDotsWithRemoteSource(0xc000133a00)
	/tmp/workdir/go/src/net/lookup_test.go:658 +0x157 fp=0xc0003d5f70 sp=0xc0003d5ef0 pc=0x5bceb7
testing.tRunner(0xc000133a00, 0x69f4f0)

— watchflakes

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource"
2023-05-23 16:36 freebsd-amd64-13_0 go@d9f7efed net.TestLookupDotsWithRemoteSource (log) 
SIGSEGV: segmentation violation
PC=0x800a115e1 m=0 sigcode=1
signal arrived during cgo execution

rax    0x1ffff8
rbx    0x8008621b0
rcx    0xffffffffffffffff
rdx    0x8008620c0
rdi    0xffffffffffffffff
rsi    0x800862280
...
	/tmp/workdir/go/src/net/lookup_unix.go:96 +0xa5 fp=0xc0000cfd98 sp=0xc0000cfd38 pc=0x563c85
net.(*Resolver).LookupCNAME(0xc00009c2b0?, {0x6e3a90?, 0x883bc0?}, {0x68a838, 0xb})
	/tmp/workdir/go/src/net/lookup.go:472 +0x2b fp=0xc0000cfde0 sp=0xc0000cfd98 pc=0x56082b
net.LookupCNAME(...)
	/tmp/workdir/go/src/net/lookup.go:455
net.testDots(0xc000596820, {0x6884f3, 0x3})
	/tmp/workdir/go/src/net/lookup_test.go:676 +0x12e fp=0xc0000cfef0 sp=0xc0000cfde0 pc=0x5bd08e
net.TestLookupDotsWithRemoteSource(0xc000596820)
	/tmp/workdir/go/src/net/lookup_test.go:658 +0x157 fp=0xc0000cff70 sp=0xc0000cfef0 pc=0x5bceb7
testing.tRunner(0xc000596820, 0x69f4f0)

— watchflakes

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "net" && test == "TestLookupDotsWithRemoteSource"
2023-05-23 19:06 freebsd-amd64-13_0 go@ef2bb813 net.TestLookupDotsWithRemoteSource (log) 
SIGSEGV: segmentation violation
PC=0x800a115e1 m=0 sigcode=1
signal arrived during cgo execution

rax    0x1ffff8
rbx    0x8008621b0
rcx    0xffffffffffffffff
rdx    0x8008620c0
rdi    0xffffffffffffffff
rsi    0x800862280
...
	/tmp/workdir/go/src/net/lookup_unix.go:96 +0xa5 fp=0xc00022bd98 sp=0xc00022bd38 pc=0x5640c5
net.(*Resolver).LookupCNAME(0xc000388f20?, {0x6e3b70?, 0x883bc0?}, {0x68a838, 0xb})
	/tmp/workdir/go/src/net/lookup.go:472 +0x2b fp=0xc00022bde0 sp=0xc00022bd98 pc=0x560c6b
net.LookupCNAME(...)
	/tmp/workdir/go/src/net/lookup.go:455
net.testDots(0xc00039b860, {0x6884f3, 0x3})
	/tmp/workdir/go/src/net/lookup_test.go:676 +0x12e fp=0xc00022bef0 sp=0xc00022bde0 pc=0x5bd4ce
net.TestLookupDotsWithRemoteSource(0xc00039b860)
	/tmp/workdir/go/src/net/lookup_test.go:658 +0x157 fp=0xc00022bf70 sp=0xc00022bef0 pc=0x5bd2f7
testing.tRunner(0xc00039b860, 0x69f528)

— watchflakes

@evanj evanj mentioned this issue Oct 10, 2023
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@4a6f656c
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This appears to largely be a duplicate of #27992

@bcmills
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bcmills commented Jan 2, 2024

@4a6f656c, most of the recent ones are #60132. Really, though, watchflakes shouldn't be reopening these issues to begin with (#57632).

@bcmills bcmills closed this as not planned Won't fix, can't repro, duplicate, stale Jan 2, 2024
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