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internal/godebug: TestCmdBisect failures #60085

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gopherbot opened this issue May 9, 2023 · 6 comments
Open

internal/godebug: TestCmdBisect failures #60085

gopherbot opened this issue May 9, 2023 · 6 comments
Labels
compiler/runtime Issues related to the Go compiler and/or runtime. 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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#!watchflakes
post <- pkg == "internal/godebug" && test == "TestCmdBisect"

Issue created automatically to collect these failures.

Example (log):

--- FAIL: TestCmdBisect (0.77s)
    godebug_test.go:98: bad bisect output:
        have [godebug_test.go:115]
        want [godebug_test.go:115 godebug_test.go:118 godebug_test.go:119]
        complete output:
        bisect: checking target with all changes disabled
        bisect: run: GODEBUG=buggy=1#n /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: run: GODEBUG=buggy=1#n /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: checking target with all changes enabled
        bisect: run: GODEBUG=buggy=1#y /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... FAIL (5 matches)
...
        testing.tRunner()
        	/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/testing/testing.go:1595
        runtime.goexit()
        	/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/runtime/asm_ppc64x.s:885

        ---
        bisect: checking for more failures
        bisect: run: GODEBUG=buggy=1#-110 /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: run: GODEBUG=buggy=1#-110 /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: target succeeds with all remaining changes enabled

— watchflakes
@gopherbot gopherbot added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label May 9, 2023
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "internal/godebug" && test == "TestCmdBisect"
2023-05-09 17:55 aix-ppc64 go@734b26d4 internal/godebug.TestCmdBisect (log) 
--- FAIL: TestCmdBisect (0.77s)
    godebug_test.go:98: bad bisect output:
        have [godebug_test.go:115]
        want [godebug_test.go:115 godebug_test.go:118 godebug_test.go:119]
        complete output:
        bisect: checking target with all changes disabled
        bisect: run: GODEBUG=buggy=1#n /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: run: GODEBUG=buggy=1#n /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: checking target with all changes enabled
        bisect: run: GODEBUG=buggy=1#y /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... FAIL (5 matches)
...
        testing.tRunner()
        	/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/testing/testing.go:1595
        runtime.goexit()
        	/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/runtime/asm_ppc64x.s:885

        ---
        bisect: checking for more failures
        bisect: run: GODEBUG=buggy=1#-110 /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: run: GODEBUG=buggy=1#-110 /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build4047929630/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: target succeeds with all remaining changes enabled

— watchflakes

@gopherbot gopherbot added the compiler/runtime Issues related to the Go compiler and/or runtime. label May 9, 2023
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "internal/godebug" && test == "TestCmdBisect"
2023-05-09 18:03 aix-ppc64 go@fffddce5 internal/godebug.TestCmdBisect (log) 
--- FAIL: TestCmdBisect (0.79s)
    godebug_test.go:98: bad bisect output:
        have [godebug_test.go:115]
        want [godebug_test.go:115 godebug_test.go:118 godebug_test.go:119]
        complete output:
        bisect: checking target with all changes disabled
        bisect: run: GODEBUG=buggy=1#n /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build476210264/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: run: GODEBUG=buggy=1#n /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build476210264/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: checking target with all changes enabled
        bisect: run: GODEBUG=buggy=1#y /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build476210264/b001/godebug.test -test.run=BisectTestCase... FAIL (5 matches)
...
        testing.tRunner()
        	/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/testing/testing.go:1595
        runtime.goexit()
        	/ramdisk8GB/workdir-host-aix-ppc64-osuosl/go/src/runtime/asm_ppc64x.s:885

        ---
        bisect: checking for more failures
        bisect: run: GODEBUG=buggy=1#-110 /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build476210264/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: run: GODEBUG=buggy=1#-110 /ramdisk8GB/workdir-host-aix-ppc64-osuosl/tmp/go-build476210264/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: target succeeds with all remaining changes enabled

— watchflakes

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "internal/godebug" && test == "TestCmdBisect"
2023-05-09 16:07 freebsd-riscv64-unmatched go@134c9b2b internal/godebug.TestCmdBisect (log) 
--- FAIL: TestCmdBisect (2.67s)
    godebug_test.go:98: bad bisect output:
        have [godebug_test.go:115]
        want [godebug_test.go:115 godebug_test.go:118 godebug_test.go:119]
        complete output:
        bisect: checking target with all changes disabled
        bisect: run: GODEBUG=buggy=1#n /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build1159856441/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: run: GODEBUG=buggy=1#n /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build1159856441/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: checking target with all changes enabled
        bisect: run: GODEBUG=buggy=1#y /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build1159856441/b001/godebug.test -test.run=BisectTestCase... FAIL (5 matches)
...
        testing.tRunner()
        	/tmp/workdir-host-freebsd-riscv64-unmatched/go/src/testing/testing.go:1595
        runtime.goexit()
        	/tmp/workdir-host-freebsd-riscv64-unmatched/go/src/runtime/asm_riscv64.s:512

        ---
        bisect: checking for more failures
        bisect: run: GODEBUG=buggy=1#-001 /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build1159856441/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: run: GODEBUG=buggy=1#-001 /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build1159856441/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: target succeeds with all remaining changes enabled
2023-05-09 16:19 freebsd-riscv64-unmatched go@5751939d internal/godebug.TestCmdBisect (log) 
--- FAIL: TestCmdBisect (2.58s)
    godebug_test.go:98: bad bisect output:
        have [godebug_test.go:115]
        want [godebug_test.go:115 godebug_test.go:118 godebug_test.go:119]
        complete output:
        bisect: checking target with all changes disabled
        bisect: run: GODEBUG=buggy=1#n /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build519471473/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: run: GODEBUG=buggy=1#n /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build519471473/b001/godebug.test -test.run=BisectTestCase... ok (4 matches)
        bisect: checking target with all changes enabled
        bisect: run: GODEBUG=buggy=1#y /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build519471473/b001/godebug.test -test.run=BisectTestCase... FAIL (5 matches)
...
        testing.tRunner()
        	/tmp/workdir-host-freebsd-riscv64-unmatched/go/src/testing/testing.go:1595
        runtime.goexit()
        	/tmp/workdir-host-freebsd-riscv64-unmatched/go/src/runtime/asm_riscv64.s:512

        ---
        bisect: checking for more failures
        bisect: run: GODEBUG=buggy=1#-001 /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build519471473/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: run: GODEBUG=buggy=1#-001 /tmp/workdir-host-freebsd-riscv64-unmatched/tmp/go-build519471473/b001/godebug.test -test.run=BisectTestCase... ok (3 matches)
        bisect: target succeeds with all remaining changes enabled

— watchflakes

@bcmills
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bcmills commented May 17, 2023

@dr2chase, is this believed to be fixed at this point? (The new watchflakes failures are over a week old.)

@dr2chase
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dr2chase commented May 17, 2023 •
edited

This is supposed to be double-fixed, by https://go.dev/cl/494276 and https://go.dev/cl/494036 both landed on 05-10.

@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "internal/godebug" && test == "TestCmdBisect"
2023-05-31 21:23 plan9-arm go@eee6f2b9 internal/godebug.TestCmdBisect (log) 
--- FAIL: TestCmdBisect (1.35s)
    godebug_test.go:77: exec bisect: exit status: 'go 26239: 2'
        runtime: signal received on thread not created by Go.
        runtime: g 116: unexpected return pc for syscall.Syscall6 called from 0x27272030
        stack: frame={sp:0x9935d58, fp:0x9935dec} stack=[0x9916000,0x9936000)
        0x09935cd8:  0x0952e348  0x00072bc8 <runtime.exitsyscall+0x00000134>  0x0952e348  0x00000003 
        0x09935ce8:  0x00000002  0x00000001  0x00000000  0x00000000 
        0x09935cf8:  0x00000000  0x00000000  0x00000000  0x00089668 <syscall.Await+0x00000050> 
        0x09935d08:  0x0000002f  0x09935d4c  0x00000200  0x00000000 
        0x09935d18:  0x00000010  0x00000000  0x00072ae8 <runtime.exitsyscall+0x00000054>  0x09434000 
...
        fatal error: unknown caller pc

        runtime stack:
        runtime.throw({0x67053a, 0x11})
        	runtime/panic.go:1077 +0x4c fp=0x3ffff970 sp=0x3ffff95c pc=0x40d9c
        runtime.(*unwinder).next(0x3ffffaf0)
        	runtime/traceback.go:465 +0x340 fp=0x3ffff9c8 sp=0x3ffff970 pc=0x68a30
        runtime.scanstack(0x952e300, 0x943495c)
        	runtime/mgcmark.go:802 +0x2bc fp=0x3ffffbf0 sp=0x3ffff9c8 pc=0x25c14
        runtime.markroot.func1()
        	runtime/mgcmark.go:240 +0xf4 fp=0x3ffffc1c sp=0x3ffffbf0 pc=0x243a8
        runtime.markroot(0x943495c, 0xc, 0x1)
        	runtime/mgcmark.go:214 +0x234 fp=0x3ffffc78 sp=0x3ffffc1c pc=0x23f84
        runtime.gcDrain(0x943495c, 0x3)
        	runtime/mgcmark.go:1069 +0x5a8 fp=0x3ffffcc4 sp=0x3ffffc78 pc=0x26998
        runtime.gcBgMarkWorker.func2()
        	runtime/mgc.go:1366 +0xb8 fp=0x3ffffcf0 sp=0x3ffffcc4 pc=0x216c0
        runtime.systemstack()
        	runtime/asm_arm.s:317 +0x60 fp=0x3ffffcf4 sp=0x3ffffcf0 pc=0x7506c

— watchflakes

@gopherbot gopherbot reopened this Jun 1, 2023
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compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
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Status: In Progress
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@dr2chase @bcmills @gopherbot