net: ExampleIP_DefaultMask failures

[gopherbot]

#!watchflakes
default <- pkg == "net" && test == "ExampleIP_DefaultMask"

Issue created automatically to collect these failures.

Example (log):

=== RUN   ExampleIP_DefaultMask
panic: Log in goroutine after TestCloseUnblocksReadUDP has completed: closing conn...

goroutine 1573 gp=0x8ba380 m=0 mp=0x3ba2a0 [running]:
panic({0x2d360, 0x9098d0})
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/panic.go:802 +0x23 fp=0x8ace48 sp=0x8acda0 pc=0x150f0023
testing.(*common).logDepth(0x9b8fc0, {0xe9cfe0, 0xf}, 0x3)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1065 +0x3c fp=0x8acf38 sp=0x8ace48 pc=0x1a28003c
testing.(*common).log(...)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1047
...
runtime.chansend(0x9ba3f0, 0x8a8fb8, 0x1, 0x210d0003)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/chan.go:283 +0x4a fp=0x8a8f50 sp=0x8a8ec0 pc=0x10a9004a
runtime.chansend1(0x9ba3f0, 0x8a8fb8)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/chan.go:161 +0x2 fp=0x8a8f80 sp=0x8a8f50 pc=0x10a80002
net.TestAcceptIgnoreAbortedConnRequest.func1()
	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/net_test.go:307 +0x3 fp=0x8a8fe0 sp=0x8a8f80 pc=0x210d0003
runtime.goexit({})
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_wasm.s:428 +0x1 fp=0x8a8fe8 sp=0x8a8fe0 pc=0x158d0001
created by net.TestAcceptIgnoreAbortedConnRequest in goroutine 359
	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/net_test.go:304 +0x6

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "net" && test == "ExampleIP_DefaultMask"

2025-03-11 21:11 gotip-js-wasm go@c18ff21c net.ExampleIP_DefaultMask [ABORT] (log)

=== RUN   ExampleIP_DefaultMask
panic: Log in goroutine after TestCloseUnblocksReadUDP has completed: closing conn...

goroutine 1573 gp=0x8ba380 m=0 mp=0x3ba2a0 [running]:
panic({0x2d360, 0x9098d0})
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/panic.go:802 +0x23 fp=0x8ace48 sp=0x8acda0 pc=0x150f0023
testing.(*common).logDepth(0x9b8fc0, {0xe9cfe0, 0xf}, 0x3)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1065 +0x3c fp=0x8acf38 sp=0x8ace48 pc=0x1a28003c
testing.(*common).log(...)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1047
...
runtime.chansend(0x9ba3f0, 0x8a8fb8, 0x1, 0x210d0003)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/chan.go:283 +0x4a fp=0x8a8f50 sp=0x8a8ec0 pc=0x10a9004a
runtime.chansend1(0x9ba3f0, 0x8a8fb8)
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/chan.go:161 +0x2 fp=0x8a8f80 sp=0x8a8f50 pc=0x10a80002
net.TestAcceptIgnoreAbortedConnRequest.func1()
	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/net_test.go:307 +0x3 fp=0x8a8fe0 sp=0x8a8f80 pc=0x210d0003
runtime.goexit({})
	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_wasm.s:428 +0x1 fp=0x8a8fe8 sp=0x8a8fe0 pc=0x158d0001
created by net.TestAcceptIgnoreAbortedConnRequest in goroutine 359
	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/net_test.go:304 +0x6

— watchflakes