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internal/poll: inconsistent poll.fdMutex on linux/riscv64 #62093

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gopherbot opened this issue Aug 17, 2023 · 3 comments
Closed

internal/poll: inconsistent poll.fdMutex on linux/riscv64 #62093

gopherbot opened this issue Aug 17, 2023 · 3 comments
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arch-riscv Issues solely affecting the riscv64 architecture. compiler/runtime Issues related to the Go compiler and/or runtime. help wanted 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 Aug 17, 2023 •
edited by bcmills 

#!watchflakes
post <- goarch == "riscv64" && log ~ `inconsistent poll.fdMutex`

Issue created automatically to collect these failures.

Example (log):

panic: inconsistent poll.fdMutex

runtime.gopark(0x1c5e8?, 0x3fa41a00c0?, 0x40?, 0x0?, 0x38?)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/runtime/proc.go:398 +0x10c fp=0x3fa4032648 sp=0x3fa4032630 pc=0x4a98c
runtime.chanrecv(0x3fa4194070, 0x3fa403270f, 0x28?)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/runtime/chan.go:583 +0x430 fp=0x3fa40326c0 sp=0x3fa4032648 pc=0x16078
runtime.chanrecv1(0x4?, 0x4?)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/runtime/chan.go:442 +0x14 fp=0x3fa40326e0 sp=0x3fa40326c0 pc=0x15c2c
internal/poll_test.TestMutexStress(0x3fa4196000)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/internal/poll/fd_mutex_test.go:212 +0x1e4 fp=0x3fa4032778 sp=0x3fa40326e0 pc=0x10b9dc
testing.tRunner(0x3fa4196000, 0x152238)

— watchflakes
@gopherbot gopherbot added NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. compiler/runtime Issues related to the Go compiler and/or runtime. labels Aug 17, 2023
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Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "internal/poll" && test == "TestMutexStress"
2023-08-09 21:29 linux-riscv64-unmatched go@e6637f32 internal/poll.TestMutexStress (log) 
panic: inconsistent poll.fdMutex

runtime.gopark(0x1c5e8?, 0x3fa41a00c0?, 0x40?, 0x0?, 0x38?)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/runtime/proc.go:398 +0x10c fp=0x3fa4032648 sp=0x3fa4032630 pc=0x4a98c
runtime.chanrecv(0x3fa4194070, 0x3fa403270f, 0x28?)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/runtime/chan.go:583 +0x430 fp=0x3fa40326c0 sp=0x3fa4032648 pc=0x16078
runtime.chanrecv1(0x4?, 0x4?)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/runtime/chan.go:442 +0x14 fp=0x3fa40326e0 sp=0x3fa40326c0 pc=0x15c2c
internal/poll_test.TestMutexStress(0x3fa4196000)
	/tmp/workdir-host-linux-riscv64-unmatched/go/src/internal/poll/fd_mutex_test.go:212 +0x1e4 fp=0x3fa4032778 sp=0x3fa40326e0 pc=0x10b9dc
testing.tRunner(0x3fa4196000, 0x152238)

— watchflakes

@bcmills bcmills changed the title internal/poll: TestMutexStress failures internal/poll: inconsistent poll.fdMutex on linux/riscv64 Aug 17, 2023
@bcmills bcmills added the arch-riscv Issues solely affecting the riscv64 architecture. label Aug 17, 2023
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bcmills commented Aug 17, 2023

(attn @golang/riscv64)

@mknyszek mknyszek added this to the Backlog milestone Aug 23, 2023
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bcmills commented Aug 23, 2023

Duplicate of #62093

@bcmills bcmills marked this as a duplicate of #62093 Aug 23, 2023
@bcmills bcmills closed this as not planned Won't fix, can't repro, duplicate, stale Aug 23, 2023
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