internal/runtime/atomic: TestAnd64 failures

[gopherbot]

#!watchflakes
default <- pkg == "internal/runtime/atomic" && test == "TestAnd64"

Issue created automatically to collect these failures.

Example (log):

--- FAIL: TestAnd64 (0.00s)
panic: unaligned 64-bit atomic operation [recovered]
	panic: unaligned 64-bit atomic operation

goroutine 39 gp=0x402d88 m=0 mp=0x269ed0 [running]:
panic({0x14dc98, 0x199e8c})
	/home/gopher/build/go/src/runtime/panic.go:778 +0x148 fp=0x485d10 sp=0x485cbc pc=0x4eaec
testing.tRunner.func1.2({0x14dc98, 0x199e8c})
	/home/gopher/build/go/src/testing/testing.go:1631 +0x254 fp=0x485d84 sp=0x485d10 pc=0xece90
testing.tRunner.func1()
...

goroutine 5 gp=0x402c68 m=nil [finalizer wait]:
runtime.gopark(0x174dc4, 0x273428, 0x10, 0xa, 0x1)
	/home/gopher/build/go/src/runtime/proc.go:401 +0x104 fp=0x43278c sp=0x432778 pc=0x528b0
runtime.runfinq()
	/home/gopher/build/go/src/runtime/mfinal.go:193 +0x110 fp=0x4327ec sp=0x43278c pc=0x29770
runtime.goexit({})
	/home/gopher/build/go/src/runtime/asm_arm.s:884 +0x4 fp=0x4327ec sp=0x4327ec pc=0x8c0c8
created by runtime.createfing in goroutine 1
	/home/gopher/build/go/src/runtime/mfinal.go:163 +0x5c

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "internal/runtime/atomic" && test == "TestAnd64"

2024-04-26 23:07 openbsd-arm-jsing go@ceef0633 internal/runtime/atomic.TestAnd64 (log)

--- FAIL: TestAnd64 (0.00s)
panic: unaligned 64-bit atomic operation [recovered]
	panic: unaligned 64-bit atomic operation

goroutine 39 gp=0x402d88 m=0 mp=0x269ed0 [running]:
panic({0x14dc98, 0x199e8c})
	/home/gopher/build/go/src/runtime/panic.go:778 +0x148 fp=0x485d10 sp=0x485cbc pc=0x4eaec
testing.tRunner.func1.2({0x14dc98, 0x199e8c})
	/home/gopher/build/go/src/testing/testing.go:1631 +0x254 fp=0x485d84 sp=0x485d10 pc=0xece90
testing.tRunner.func1()
...

goroutine 5 gp=0x402c68 m=nil [finalizer wait]:
runtime.gopark(0x174dc4, 0x273428, 0x10, 0xa, 0x1)
	/home/gopher/build/go/src/runtime/proc.go:401 +0x104 fp=0x43278c sp=0x432778 pc=0x528b0
runtime.runfinq()
	/home/gopher/build/go/src/runtime/mfinal.go:193 +0x110 fp=0x4327ec sp=0x43278c pc=0x29770
runtime.goexit({})
	/home/gopher/build/go/src/runtime/asm_arm.s:884 +0x4 fp=0x4327ec sp=0x4327ec pc=0x8c0c8
created by runtime.createfing in goroutine 1
	/home/gopher/build/go/src/runtime/mfinal.go:163 +0x5c

2024-04-27 11:30 openbsd-arm-jsing go@774d5b36 internal/runtime/atomic.TestAnd64 (log)

--- FAIL: TestAnd64 (0.00s)
panic: unaligned 64-bit atomic operation [recovered]
	panic: unaligned 64-bit atomic operation

goroutine 39 gp=0x402d88 m=0 mp=0x269ed0 [running]:
panic({0x14dc98, 0x199e8c})
	/home/gopher/build/go/src/runtime/panic.go:778 +0x148 fp=0x485d10 sp=0x485cbc pc=0x4eaec
testing.tRunner.func1.2({0x14dc98, 0x199e8c})
	/home/gopher/build/go/src/testing/testing.go:1631 +0x254 fp=0x485d84 sp=0x485d10 pc=0xece90
testing.tRunner.func1()
...

goroutine 5 gp=0x402c68 m=nil [finalizer wait]:
runtime.gopark(0x174dc4, 0x273428, 0x10, 0xa, 0x1)
	/home/gopher/build/go/src/runtime/proc.go:401 +0x104 fp=0x43278c sp=0x432778 pc=0x528b0
runtime.runfinq()
	/home/gopher/build/go/src/runtime/mfinal.go:193 +0x110 fp=0x4327ec sp=0x43278c pc=0x29770
runtime.goexit({})
	/home/gopher/build/go/src/runtime/asm_arm.s:884 +0x4 fp=0x4327ec sp=0x4327ec pc=0x8c0c8
created by runtime.createfing in goroutine 1
	/home/gopher/build/go/src/runtime/mfinal.go:163 +0x5c

2024-04-27 19:42 openbsd-arm-jsing go@644a4ff3 internal/runtime/atomic.TestAnd64 (log)

--- FAIL: TestAnd64 (0.00s)
panic: unaligned 64-bit atomic operation [recovered]
	panic: unaligned 64-bit atomic operation

goroutine 39 gp=0x402d88 m=0 mp=0x269ed0 [running]:
panic({0x14dc98, 0x199f38})
	/home/gopher/build/go/src/runtime/panic.go:778 +0x148 fp=0x485d10 sp=0x485cbc pc=0x4eaec
testing.tRunner.func1.2({0x14dc98, 0x199f38})
	/home/gopher/build/go/src/testing/testing.go:1631 +0x254 fp=0x485d84 sp=0x485d10 pc=0xecea8
testing.tRunner.func1()
...

goroutine 5 gp=0x402c68 m=nil [finalizer wait]:
runtime.gopark(0x174dc8, 0x273428, 0x10, 0xa, 0x1)
	/home/gopher/build/go/src/runtime/proc.go:401 +0x104 fp=0x43278c sp=0x432778 pc=0x528b0
runtime.runfinq()
	/home/gopher/build/go/src/runtime/mfinal.go:193 +0x110 fp=0x4327ec sp=0x43278c pc=0x29770
runtime.goexit({})
	/home/gopher/build/go/src/runtime/asm_arm.s:884 +0x4 fp=0x4327ec sp=0x4327ec pc=0x8c0c8
created by runtime.createfing in goroutine 1
	/home/gopher/build/go/src/runtime/mfinal.go:163 +0x5c

— watchflakes

[egonelbre]

This should be fixed by #67077