runtime: TestChan failures

[gopherbot]

#!watchflakes
post <- pkg == "runtime" && test == "TestChan"

Issue created automatically to collect these failures.

Example (log):

panic: test timed out after 30m0s
running tests:
	TestChan (30m0s)

runtime.gopark(0x788f3362e56e2?, 0x28f054?, 0xd0?, 0x48?, 0x40000ac228?)
	/var/gobuilder/buildlet/go/src/runtime/proc.go:381 +0xe0 fp=0x4000059be0 sp=0x4000059bc0 pc=0x4c0a0
time.Sleep(0xf4240)
	/var/gobuilder/buildlet/go/src/runtime/time.go:195 +0x114 fp=0x4000059c20 sp=0x4000059be0 pc=0x80244
runtime_test.TestChan(0x40025364e0)
	/var/gobuilder/buildlet/go/src/runtime/chan_test.go:67 +0x348 fp=0x4000059f60 sp=0x4000059c20 pc=0x28f0a8
testing.tRunner(0x40025364e0, 0x403c38)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "runtime" && test == "TestChan"

2022-12-16 17:45 netbsd-arm64-bsiegert go@8bcc4906 runtime.TestChan (log)

panic: test timed out after 30m0s
running tests:
	TestChan (30m0s)

runtime.gopark(0x788f3362e56e2?, 0x28f054?, 0xd0?, 0x48?, 0x40000ac228?)
	/var/gobuilder/buildlet/go/src/runtime/proc.go:381 +0xe0 fp=0x4000059be0 sp=0x4000059bc0 pc=0x4c0a0
time.Sleep(0xf4240)
	/var/gobuilder/buildlet/go/src/runtime/time.go:195 +0x114 fp=0x4000059c20 sp=0x4000059be0 pc=0x80244
runtime_test.TestChan(0x40025364e0)
	/var/gobuilder/buildlet/go/src/runtime/chan_test.go:67 +0x348 fp=0x4000059f60 sp=0x4000059c20 pc=0x28f0a8
testing.tRunner(0x40025364e0, 0x403c38)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "runtime" && test == "TestChan"

2022-11-21 21:55 openbsd-386-71 go@089dcd7b runtime.TestChan (log)

SIGQUIT: quit
PC=0x4a2e89f7 m=11 sigcode=0

eax    0x58
ebx    0x6aa801d0
ecx    0x0
edx    0x38a84ae4
edi    0x16c
esi    0x6aa820f0
ebp    0x38a84a88
esp    0x38a84a70
eip    0x4a2e89f7
eflags 0x206
cs     0x2b
fs     0x5b
gs     0x63
*** Test killed with quit: ran too long (4m0s).

runtime.gopark(0x843ae14, 0x6a41c210, 0x13, 0x13, 0x1)
	/tmp/workdir/go/src/runtime/proc.go:381 +0xf6 fp=0x6a49e5dc sp=0x6a49e5c8 pc=0x8089086
time.Sleep(0xf4240)
	/tmp/workdir/go/src/runtime/time.go:195 +0x13a fp=0x6a49e5f8 sp=0x6a49e5dc pc=0x80becba
runtime_test.TestChan(0x6a483e00)
	/tmp/workdir/go/src/runtime/chan_test.go:37 +0x1e5 fp=0x6a49e79c sp=0x6a49e5f8 pc=0x82e73b5
testing.tRunner(0x6a483e00, 0x843b5d8)

2022-11-22 18:52 openbsd-386-71 go@21015cf6 runtime.TestChan (log)

SIGQUIT: quit
PC=0x4ebf1cef m=18 sigcode=0

eax    0x58
ebx    0x700081d0
ecx    0x0
edx    0x1d306b74
edi    0x26c
esi    0x7000a0f0
ebp    0x1d306b18
esp    0x1d306b00
eip    0x4ebf1cef
eflags 0x202
cs     0x2b
fs     0x5b
gs     0x63
*** Test killed with quit: ran too long (6m0s).

runtime.gopark(0x843d0b4, 0x6fe94270, 0x13, 0x13, 0x1)
	/tmp/workdir/go/src/runtime/proc.go:381 +0xf6 fp=0x6fa925dc sp=0x6fa925c8 pc=0x8089086
time.Sleep(0xf4240)
	/tmp/workdir/go/src/runtime/time.go:195 +0x13a fp=0x6fa925f8 sp=0x6fa925dc pc=0x80becba
runtime_test.TestChan(0x6fb02000)
	/tmp/workdir/go/src/runtime/chan_test.go:37 +0x1e5 fp=0x6fa9279c sp=0x6fa925f8 pc=0x82e9a25
testing.tRunner(0x6fb02000, 0x843d878)

2022-11-23 18:23 openbsd-386-71 go@4c0c0e5d runtime.TestChan (log)

SIGQUIT: quit
PC=0x4106549f m=11 sigcode=0

eax    0x58
ebx    0x64500410
ecx    0x0
edx    0x14b5ef14
edi    0x16c
esi    0x645022d0
ebp    0x14b5eeb8
esp    0x14b5eea0
eip    0x4106549f
eflags 0x202
cs     0x2b
fs     0x5b
gs     0x63
*** Test killed with quit: ran too long (4m0s).

runtime.gopark(0x843d0b4, 0x6401c210, 0x13, 0x13, 0x1)
	/tmp/workdir/go/src/runtime/proc.go:381 +0xf6 fp=0x64094ddc sp=0x64094dc8 pc=0x8089086
time.Sleep(0xf4240)
	/tmp/workdir/go/src/runtime/time.go:195 +0x13a fp=0x64094df8 sp=0x64094ddc pc=0x80becba
runtime_test.TestChan(0x658251d0)
	/tmp/workdir/go/src/runtime/chan_test.go:37 +0x1e5 fp=0x64094f9c sp=0x64094df8 pc=0x82e9a25
testing.tRunner(0x658251d0, 0x843d878)

2022-12-09 21:05 openbsd-386-71 go@1b4db7e4 runtime.TestChan (log)

SIGQUIT: quit
PC=0x211bb0db m=16 sigcode=0

eax    0x58
ebx    0x63c84650
ecx    0x0
edx    0x4eb98f38
edi    0x168
esi    0x641872c0
ebp    0x4eb98ee8
esp    0x4eb98ed0
eip    0x211bb0db
eflags 0x206
cs     0x2b
fs     0x5b
gs     0x63
*** Test killed with quit: ran too long (6m0s).

runtime.gopark(0x8414534, 0x653121e0, 0x13, 0x13, 0x1)
	/tmp/workdir/go/src/runtime/proc.go:363 +0xf6 fp=0x63e5dddc sp=0x63e5ddc8 pc=0x8088a76
time.Sleep(0xf4240)
	/tmp/workdir/go/src/runtime/time.go:195 +0x13a fp=0x63e5ddf8 sp=0x63e5dddc pc=0x80bb1fa
runtime_test.TestChan(0x6530ca50)
	/tmp/workdir/go/src/runtime/chan_test.go:37 +0x1e5 fp=0x63e5df9c sp=0x63e5ddf8 pc=0x82d3105
testing.tRunner(0x6530ca50, 0x8414cb4)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "runtime" && test == "TestChan"

2023-01-13 16:01 openbsd-386-71 go@643f4631 runtime.TestChan (log)

SIGQUIT: quit
PC=0x1d5c27df m=21 sigcode=0

eax    0x58
ebx    0x5814d850
ecx    0x0
edx    0x4c388740
edi    0x190
esi    0x5862f3b0
ebp    0x4c3886e8
esp    0x4c3886d0
eip    0x1d5c27df
eflags 0x206
cs     0x2b
fs     0x5b
gs     0x63
*** Test killed with quit: ran too long (6m0s).

runtime.gopark(0x843a72c, 0x58080e70, 0x13, 0x13, 0x1)
	/tmp/workdir/go/src/runtime/proc.go:381 +0xf6 fp=0x5841fddc sp=0x5841fdc8 pc=0x8089086
time.Sleep(0xf4240)
	/tmp/workdir/go/src/runtime/time.go:195 +0x13a fp=0x5841fdf8 sp=0x5841fddc pc=0x80becaa
runtime_test.TestChan(0x58274f00)
	/tmp/workdir/go/src/runtime/chan_test.go:37 +0x1e5 fp=0x5841ff9c sp=0x5841fdf8 pc=0x82e76a5
testing.tRunner(0x58274f00, 0x843aef0)

— watchflakes

[bcmills]

#57585 / #57847