#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"
Issue created automatically to collect these failures.
Example (log):
=== RUN TestRunner/Minimization2
=== PAUSE TestRunner/Minimization2
=== CONT TestRunner/Minimization2
rnr_test.go:131: ... begin iteration 0 with current seed 55909
error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/fzTest: exit status 2
starting main
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x86d28]
goroutine 19 [running]:
...
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x86d28]
goroutine 19 [running]:
fmt.(*buffer).writeString(...)
/home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/print.go:108
fmt.(*fmt).padString(0x4b8028, {0x0, 0x7})
/home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:113 +0x288
fmt.(*fmt).fmtS(0x4b8028, {0x0, 0x7})
/home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:362 +0x4c
...
main.main.func2(0x496040)
/home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/Main.go:30 +0x54
created by main.main in goroutine 1
/home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/Main.go:27 +0x1a0
... starting minimization for failed directory /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest
error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/fzTest: exit status 1
package minimization succeeded: found bad pkg 1
error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/fzTest: exit status 1
function minimization succeeded: found bad fcn 1
--- FAIL: TestRunner/Minimization2 (25.80s)
Comment From: gopherbot
Found new dashboard test flakes for:
#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"
2025-01-09 15:57 x_tools-go1.23-netbsd-arm tools@ae303ab9 release-branch.go1.23@1dde0b48 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner/Minimization2 (log)
=== RUN TestRunner/Minimization2 === PAUSE TestRunner/Minimization2 === CONT TestRunner/Minimization2 rnr_test.go:131: ... begin iteration 0 with current seed 55909 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/fzTest: exit status 2 starting main panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x86d28] goroutine 19 [running]: ... panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x86d28] goroutine 19 [running]: fmt.(*buffer).writeString(...) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/print.go:108 fmt.(*fmt).padString(0x4b8028, {0x0, 0x7}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:113 +0x288 fmt.(*fmt).fmtS(0x4b8028, {0x0, 0x7}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:362 +0x4c ... main.main.func2(0x496040) /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/Main.go:30 +0x54 created by main.main in goroutine 1 /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/Main.go:27 +0x1a0 ... starting minimization for failed directory /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/fzTest: exit status 1 package minimization succeeded: found bad pkg 1 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun641481422/fuzzTest/fzTest: exit status 1 function minimization succeeded: found bad fcn 1 --- FAIL: TestRunner/Minimization2 (25.80s)Comment From: gopherbot
Found new dashboard test flakes for:
#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"
2025-02-06 14:18 x_tools-go1.23-linux-ppc64le_power10 tools@6557d184 release-branch.go1.23@a991f9c3 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner/Minimization2 (log)
=== RUN TestRunner/Minimization2 === PAUSE TestRunner/Minimization2 === CONT TestRunner/Minimization2 rnr_test.go:131: ... begin iteration 0 with current seed 55909 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun2088955639/fuzzTest/fzTest: exit status 2 starting main panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x86c6c] goroutine 34 [running]: ... panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x86c6c] goroutine 34 [running]: fmt.(*buffer).writeString(...) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/print.go:108 fmt.(*fmt).padString(0x0?, {0x0, 0x7}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:113 +0x274 fmt.(*fmt).fmtS(0x0?, {0x0?, 0xc00002c1d0?}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:362 +0x64 ... main.main.func2(0x0?) /home/swarming/.swarming/w/ir/x/t/fuzzrun2088955639/fuzzTest/Main.go:30 +0x58 created by main.main in goroutine 1 /home/swarming/.swarming/w/ir/x/t/fuzzrun2088955639/fuzzTest/Main.go:27 +0x198 ... starting minimization for failed directory /home/swarming/.swarming/w/ir/x/t/fuzzrun2088955639/fuzzTest error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun2088955639/fuzzTest/fzTest: exit status 1 package minimization succeeded: found bad pkg 1 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun2088955639/fuzzTest/fzTest: exit status 1 function minimization succeeded: found bad fcn 1 --- FAIL: TestRunner/Minimization2 (3.21s)Comment From: gopherbot
Found new dashboard test flakes for:
#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"
2025-02-06 20:54 x_tools-go1.23-linux-ppc64_power10 tools@20887031 release-branch.go1.23@a991f9c3 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner/Minimization2 (log)
=== RUN TestRunner/Minimization2 === PAUSE TestRunner/Minimization2 === CONT TestRunner/Minimization2 rnr_test.go:131: ... begin iteration 0 with current seed 55909 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun402342804/fuzzTest/fzTest: exit status 2 starting main panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x84dbc] goroutine 7 [running]: ... panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x84dbc] goroutine 7 [running]: fmt.(*buffer).writeString(...) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/print.go:108 fmt.(*fmt).padString(0x0?, {0x0, 0x7}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:113 +0x274 fmt.(*fmt).fmtS(0x0?, {0x0?, 0xc000188320?}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:362 +0x64 ... main.main.func2(0x0?) /home/swarming/.swarming/w/ir/x/t/fuzzrun402342804/fuzzTest/Main.go:30 +0x58 created by main.main in goroutine 1 /home/swarming/.swarming/w/ir/x/t/fuzzrun402342804/fuzzTest/Main.go:27 +0x198 ... starting minimization for failed directory /home/swarming/.swarming/w/ir/x/t/fuzzrun402342804/fuzzTest error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun402342804/fuzzTest/fzTest: exit status 1 package minimization succeeded: found bad pkg 1 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun402342804/fuzzTest/fzTest: exit status 1 function minimization succeeded: found bad fcn 1 --- FAIL: TestRunner/Minimization2 (3.44s)Comment From: gopherbot
Found new dashboard test flakes for:
#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"
2025-06-10 16:36 x_tools-go1.25-darwin-amd64_13 tools@80d35705 release-branch.go1.25@4b3a0b97 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner/Minimization2 (log)
=== RUN TestRunner/Minimization2 === PAUSE TestRunner/Minimization2 === CONT TestRunner/Minimization2 rnr_test.go:131: ... begin iteration 0 with current seed 55909 error executing cmd /Volumes/Work/s/w/ir/x/t/fuzzrun2640101065/fuzzTest/fzTest: exit status 2 starting main panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xd50dfe0] goroutine 19 [running]: ... panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xd50dfe0] goroutine 19 [running]: fmt.(*buffer).writeString(...) /Volumes/Work/s/w/ir/x/w/goroot/src/fmt/print.go:108 fmt.(*fmt).padString(0xd59df60?, {0x0, 0x7}) /Volumes/Work/s/w/ir/x/w/goroot/src/fmt/format.go:113 +0xa5 fmt.(*fmt).fmtS(0xc0001195e0?, {0x0?, 0xd5931a0?}) /Volumes/Work/s/w/ir/x/w/goroot/src/fmt/format.go:362 +0x39 ... main.main.func2(0x0?) /Volumes/Work/s/w/ir/x/t/fuzzrun2640101065/fuzzTest/Main.go:30 +0x4e created by main.main in goroutine 1 /Volumes/Work/s/w/ir/x/t/fuzzrun2640101065/fuzzTest/Main.go:27 +0x167 ... starting minimization for failed directory /Volumes/Work/s/w/ir/x/t/fuzzrun2640101065/fuzzTest error executing cmd /Volumes/Work/s/w/ir/x/t/fuzzrun2640101065/fuzzTest/fzTest: exit status 1 package minimization succeeded: found bad pkg 1 error executing cmd /Volumes/Work/s/w/ir/x/t/fuzzrun2640101065/fuzzTest/fzTest: exit status 1 function minimization succeeded: found bad fcn 1 --- FAIL: TestRunner/Minimization2 (9.84s)Comment From: gopherbot
Found new dashboard test flakes for:
#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"
2025-06-10 14:43 x_tools-go1.25-openbsd-ppc64 tools@5e002652 release-branch.go1.25@8ac5714e x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner/Minimization2 (log)
=== RUN TestRunner/Minimization2 === PAUSE TestRunner/Minimization2 === CONT TestRunner/Minimization2 rnr_test.go:131: ... begin iteration 0 with current seed 55909 error executing cmd go build -o ./fzTest .: exit status 1 fzTest/Caller1: /home/swarming/.swarming/w/ir/x/w/goroot/pkg/tool/openbsd_ppc64/compile: fork/exec /home/swarming/.swarming/w/ir/x/w/goroot/pkg/tool/openbsd_ppc64/compile: resource temporarily unavailable ... starting minimization for failed directory /home/swarming/.swarming/w/ir/x/t/fuzzrun2764190347/fuzzTest ** minimization failed, could not locate bad package rnr_test.go:137: -emitbad=2 did not trigger runtime error (invocation "/home/swarming/.swarming/w/ir/x/t/TestRunner2687500074/001/bin/runner [-emitbad=2 -badfcnidx=1 -badpkgidx=1 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=55909]"): output: ... begin iteration 0 with current seed 55909 error executing cmd go build -o ./fzTest .: exit status 1 fzTest/Caller1: /home/swarming/.swarming/w/ir/x/w/goroot/pkg/tool/openbsd_ppc64/compile: fork/exec /home/swarming/.swarming/w/ir/x/w/goroot/pkg/tool/openbsd_ppc64/compile: resource temporarily unavailable ... starting minimization for failed directory /home/swarming/.swarming/w/ir/x/t/fuzzrun2764190347/fuzzTest ** minimization failed, could not locate bad package --- FAIL: TestRunner/Minimization2 (12.07s)Comment From: gopherbot
Found new dashboard test flakes for:
#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"
2025-07-08 16:51 x_tools-go1.24-linux-arm64-boringcrypto tools@e90a9067 release-branch.go1.24@825eeee3 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner/Minimization2 (log)
=== RUN TestRunner/Minimization2 === PAUSE TestRunner/Minimization2 === CONT TestRunner/Minimization2 rnr_test.go:131: ... begin iteration 0 with current seed 55909 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun2968732686/fuzzTest/fzTest: exit status 2 starting main panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x7f720] goroutine 19 [running]: ... panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x7f720] goroutine 19 [running]: fmt.(*buffer).writeString(...) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/print.go:108 fmt.(*fmt).padString(0x40001a8000?, {0x0, 0x7}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:113 +0xa4 fmt.(*fmt).fmtS(0x4000199498?, {0x0?, 0xcb400?}) /home/swarming/.swarming/w/ir/x/w/goroot/src/fmt/format.go:362 +0x40 ... main.main.func2(0x0?) /home/swarming/.swarming/w/ir/x/t/fuzzrun2968732686/fuzzTest/Main.go:30 +0x50 created by main.main in goroutine 1 /home/swarming/.swarming/w/ir/x/t/fuzzrun2968732686/fuzzTest/Main.go:27 +0x178 ... starting minimization for failed directory /home/swarming/.swarming/w/ir/x/t/fuzzrun2968732686/fuzzTest error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun2968732686/fuzzTest/fzTest: exit status 1 package minimization succeeded: found bad pkg 1 error executing cmd /home/swarming/.swarming/w/ir/x/t/fuzzrun2968732686/fuzzTest/fzTest: exit status 1 function minimization succeeded: found bad fcn 1 --- FAIL: TestRunner/Minimization2 (3.98s)Comment From: gopherbot
Found new dashboard test flakes for:
#!watchflakes
default <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner/Minimization2"