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x/sys/unix: "out of memory in thread_start" during TestPpoll on linux-386 #42209

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bcmills opened this issue Oct 26, 2020 · 1 comment
Open

x/sys/unix: "out of memory in thread_start" during TestPpoll on linux-386 #42209

bcmills opened this issue Oct 26, 2020 · 1 comment
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compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
Milestone
Unreleased

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@bcmills
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bcmills commented Oct 26, 2020 •
edited 

runtime/cgo: out of memory in thread_start
SIGABRT: abort
PC=0xf7fb0b19 m=4 sigcode=4294967290

goroutine 0 [idle]:
runtime: unknown pc 0xf7fb0b19
stack: frame={sp:0xe6b18f80, fp:0x0} stack=[0xe6319730,0xe6b19330)
e6b18f00:  00000000  00000000  00000000  00000000 
e6b18f10:  00000000  00000000  00000000  00000000 
e6b18f20:  00000000  00000000  00000000  00000000 
e6b18f30:  00000000  00000000  00000000  00000000 
e6b18f40:  00000000  00000000  00000000  00000000 
e6b18f50:  00000000  00000000  00000000  00000000 
e6b18f60:  00000000  00000000  00000000  00000000 
e6b18f70:  00000000  00000000  00000000  00000000 
e6b18f80: <e6b18f90  00000000  e6b18f90  f7df9df0 
e6b18f90:  00000000  00000000  00000000  00000000 
e6b18fa0:  00000000  00000000  00000000  00000000 
e6b18fb0:  00000000  00000000  00000000  00000000 
e6b18fc0:  00000000  00000000  00000000  00000000 
e6b18fd0:  00000000  00000000  00000000  00000000 
e6b18fe0:  00000000  f7fbb4d0  f7de134c  08219287 
e6b18ff0:  00000000  00000000  00000000  00000000 
runtime: unknown pc 0xf7fb0b19
stack: frame={sp:0xe6b18f80, fp:0x0} stack=[0xe6319730,0xe6b19330)
e6b18f00:  00000000  00000000  00000000  00000000 
e6b18f10:  00000000  00000000  00000000  00000000 
e6b18f20:  00000000  00000000  00000000  00000000 
e6b18f30:  00000000  00000000  00000000  00000000 
e6b18f40:  00000000  00000000  00000000  00000000 
e6b18f50:  00000000  00000000  00000000  00000000 
e6b18f60:  00000000  00000000  00000000  00000000 
e6b18f70:  00000000  00000000  00000000  00000000 
e6b18f80: <e6b18f90  00000000  e6b18f90  f7df9df0 
e6b18f90:  00000000  00000000  00000000  00000000 
e6b18fa0:  00000000  00000000  00000000  00000000 
e6b18fb0:  00000000  00000000  00000000  00000000 
e6b18fc0:  00000000  00000000  00000000  00000000 
e6b18fd0:  00000000  00000000  00000000  00000000 
e6b18fe0:  00000000  f7fbb4d0  f7de134c  08219287 
e6b18ff0:  00000000  00000000  00000000  00000000 

goroutine 1 [runnable]:
testing.(*T).Run(0x9082460, 0x81df38a, 0xb, 0x81eb498, 0x401)
	/workdir/go/src/testing/testing.go:1219 +0x236
testing.runTests.func1(0x90015e0)
	/workdir/go/src/testing/testing.go:1491 +0x5a
testing.tRunner(0x90015e0, 0x9129eec)
	/workdir/go/src/testing/testing.go:1173 +0xb7
testing.runTests(0x900e100, 0x82ec7a0, 0x3a, 0x3a, 0x8ef8d664, 0xbfdd17d3, 0xb2d56a52, 0x8b, 0x82ef0e0, 0x901c48c)
	/workdir/go/src/testing/testing.go:1489 +0x25a
testing.(*M).Run(0x913e000, 0x0)
	/workdir/go/src/testing/testing.go:1397 +0x178
main.main()
	_testmain.go:159 +0x104

goroutine 71 [runnable]:
golang.org/x/sys/unix_test.TestPpoll.func1(0x9194380, 0x9192480)
	/workdir/gopath/src/golang.org/x/sys/unix/syscall_linux_test.go:106 +0x90
created by golang.org/x/sys/unix_test.TestPpoll
	/workdir/gopath/src/golang.org/x/sys/unix/syscall_linux_test.go:105 +0xa5

eax    0x0
ebx    0x2
ecx    0xe6b18f90
edx    0x0
edi    0x0
esi    0x8
ebp    0xe6b18f90
esp    0xe6b18f80
eip    0xf7fb0b19
eflags 0x282
cs     0x23
fs     0x0
gs     0x63
FAIL	golang.org/x/sys/unix	0.117s

2020-10-22T20:17:47-fb209a7/linux-386-longtest
2020-10-18T23:04:17-eeed37f/linux-386-longtest
2020-10-17T00:35:18-b09fb70/linux-386
2020-10-16T16:01:50-f659759/linux-386-longtest
2020-10-14T08:05:44-cc95f25/linux-386-longtest
2020-10-13T13:26:46-2da7054/linux-386-longtest
2020-09-30T18:57:26-fdedc70/linux-386
2020-09-18T17:44:21-af09f73/linux-386-longtest
2020-09-09T08:10:42-eff7692/linux-386-longtest
2020-09-08T13:41:30-d2e65c1/linux-386-longtest
2020-08-31T18:03:12-196b9ba/linux-386-longtest
2020-08-26T17:35:25-f9321e4/linux-386
2020-08-14T20:00:57-3d37ad5/linux-386-longtest
2020-06-25T21:21:54-ddb9806/linux-386
2020-06-25T21:21:54-ddb9806/linux-386-longtest
2020-06-22T21:40:17-ed371f2/linux-386-longtest
2020-06-15T19:00:26-2780627/linux-386
2020-05-19T10:57:57-fe76b77/linux-386-longtest
2020-05-01T14:52:40-bc7a7d4/linux-386
2020-03-02T15:01:41-5c8b2ff/linux-386

This test was added for #16052, but it's not at all clear to me why the test would fail in this way.

CC @tklauser @kortschak @ianlancetaylor @golang/release
@bcmills bcmills added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Oct 26, 2020
@gopherbot gopherbot added this to the Unreleased milestone Oct 26, 2020
@kortschak
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I've tried to replicate this, but I don't have 386 hardware here and it does not fail on amd64 architecture with GOARCH=386. Sorry.

@gopherbot gopherbot added the compiler/runtime Issues related to the Go compiler and/or runtime. label Jul 7, 2022
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compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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Status: Triage Backlog
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