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runtime,cmd/compile: segfaults on loong64 #64134

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gopherbot opened this issue Nov 15, 2023 · 9 comments
Open

runtime,cmd/compile: segfaults on loong64 #64134

gopherbot opened this issue Nov 15, 2023 · 9 comments
Labels
arch-loong64 Issues solely affecting the loongson architecture. 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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@gopherbot
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gopherbot commented Nov 15, 2023 •
edited by bcmills 

#!watchflakes
post <- goarch == "loong64" && (log ~ `signal: segmentation fault \(core dumped\)` || log ~ `runtime error: invalid memory address or nil pointer dereference`)

Issue created automatically to collect these failures.

Example (log):

signal: segmentation fault (core dumped)

— 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 Nov 15, 2023
@gopherbot gopherbot added this to the Unreleased milestone Nov 15, 2023
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "golang.org/x/net/bpf" && test == ""
2023-11-08 19:35 linux-loong64-3a5000 net@fbaf4127 go@e1dc209b x/net/bpf (log) 
signal: segmentation fault (core dumped)

— watchflakes

@bcmills bcmills changed the title x/net/bpf: unrecognized failures runtime,cmd/compile: segfaults on loong64 Nov 15, 2023
@bcmills bcmills added compiler/runtime Issues related to the Go compiler and/or runtime. arch-loong64 Issues solely affecting the loongson architecture. labels Nov 15, 2023
@bcmills bcmills mentioned this issue Nov 15, 2023
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@bcmills
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bcmills commented Nov 15, 2023

(attn @golang/loong64)

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@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- goarch == "loong64" && (log ~ `signal: segmentation fault \(core dumped\)` || log ~ `runtime error: invalid memory address or nil pointer dereference`)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/arm/armasm (log) 
signal: segmentation fault (core dumped)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/arm64/arm64asm (log) 
signal: segmentation fault (core dumped)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/ppc64/ppc64asm (log) 
signal: segmentation fault (core dumped)
2023-11-13 16:23 linux-loong64-3a5000 sys@11eadc05 go@e1dc209b x/sys/cpu (log) 
signal: segmentation fault (core dumped)
2023-11-13 16:23 linux-loong64-3a5000 sys@11eadc05 go@e1dc209b x/sys/execabs (log) 
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x41 pc=0x1ce7c]

goroutine 1 [running]:
unicode.init()
	/tmp/workdir-host-linux-loong64-3a5000/go/src/unicode/tables.go:9 +0x44
2023-11-13 16:23 linux-loong64-3a5000 sys@11eadc05 go@e1dc209b x/sys/unix (log) 
signal: segmentation fault (core dumped)

— watchflakes

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- goarch == "loong64" && (log ~ `signal: segmentation fault \(core dumped\)` || log ~ `runtime error: invalid memory address or nil pointer dereference`)
2023-11-08 19:35 linux-loong64-3a5000 net@fbaf4127 go@e1dc209b x/net/bpf (log) 
signal: segmentation fault (core dumped)
2023-11-08 19:35 linux-loong64-3a5000 net@fbaf4127 go@e1dc209b x/net/context (log) 
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x41 pc=0x1cd84]

goroutine 1 [running]:
unicode.init()
	/tmp/workdir-host-linux-loong64-3a5000/go/src/unicode/tables.go:9 +0x44
2023-11-08 19:35 linux-loong64-3a5000 net@fbaf4127 go@e1dc209b x/net/context/ctxhttp (log) 
signal: segmentation fault (core dumped)
2023-11-13 16:23 linux-loong64-3a5000 sys@11eadc05 go@e1dc209b x/sys/cpu (log) 
signal: segmentation fault (core dumped)
2023-11-13 16:23 linux-loong64-3a5000 sys@11eadc05 go@e1dc209b x/sys/execabs (log) 
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x41 pc=0x1ce7c]

goroutine 1 [running]:
unicode.init()
	/tmp/workdir-host-linux-loong64-3a5000/go/src/unicode/tables.go:9 +0x44
2023-11-13 16:23 linux-loong64-3a5000 sys@11eadc05 go@e1dc209b x/sys/unix (log) 
signal: segmentation fault (core dumped)

— watchflakes

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- goarch == "loong64" && (log ~ `signal: segmentation fault \(core dumped\)` || log ~ `runtime error: invalid memory address or nil pointer dereference`)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/arm/armasm (log) 
signal: segmentation fault (core dumped)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/arm64/arm64asm (log) 
signal: segmentation fault (core dumped)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/ppc64/ppc64asm (log) 
signal: segmentation fault (core dumped)

— watchflakes

@gopherbot
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Author

Found new dashboard test flakes for:

#!watchflakes
post <- goarch == "loong64" && (log ~ `signal: segmentation fault \(core dumped\)` || log ~ `runtime error: invalid memory address or nil pointer dereference`)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/arm/armasm (log) 
signal: segmentation fault (core dumped)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/arm64/arm64asm (log) 
signal: segmentation fault (core dumped)
2023-10-11 14:13 linux-loong64-3a5000 arch@a6bdeed4 go@e1dc209b x/arch/ppc64/ppc64asm (log) 
signal: segmentation fault (core dumped)

— watchflakes

@abner-chenc
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I ssh to the Loong64 builder and did these tests, but these errors were not reproduced. I am trying to do more tests to see if I can reproduce the above errors.

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Labels
arch-loong64 Issues solely affecting the loongson architecture. 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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Go Compiler / Runtime
Status: Todo
Test Flakes
Status: No status
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Unreleased
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@bcmills @gopherbot @abner-chenc