syzkaller: testing failed: failed to run ["go" "test" "-short" "./..."]: exit status 1 (3)

[syzbot]

Hello,

syzbot found the following crash on:

HEAD commit:
git tree: https://github.com/google/syzkaller.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=1661853fa00000
dashboard link: https://syzkaller.appspot.com/bug?extid=3db7c636a1ffca84cda6
compiler: go version go1.12.5 openbsd/amd64

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+3db7c6...@syzkaller.appspotmail.com



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[Anton Lindqvist]

On Mon, Jul 22, 2019 at 10:48:06AM -0700, syzbot wrote:
> Hello,
>
> syzbot found the following crash on:
>
> HEAD commit:
> git tree: https://github.com/google/syzkaller.git master
> console output: https://syzkaller.appspot.com/x/log.txt?x=1661853fa00000
> dashboard link: https://syzkaller.appspot.com/bug?extid=3db7c636a1ffca84cda6
> compiler: go version go1.12.5 openbsd/amd64
>
> Unfortunately, I don't have any reproducer for this crash yet.
>
> IMPORTANT: if you fix the bug, please add the following tag to the commit:
> Reported-by: syzbot+3db7c6...@syzkaller.appspotmail.com

Looks like this commit[1] broke OpenBSD. Excerpt from the log:

--- FAIL: TestSysTests (12.50s)
--- FAIL: TestSysTests/linux/386 (0.16s)
csource_test.go:145: failed to generate C source for ../../sys/linux/test/binder: cpp failed: exec: "cant-build-linux-on-openbsd": executable file not found in $PATH
--- FAIL: TestSysTests/linux/ppc64le (0.17s)
csource_test.go:145: failed to generate C source for ../../sys/linux/test/binder: cpp failed: exec: "cant-build-linux-on-openbsd": executable file not found in $PATH
--- FAIL: TestSysTests/linux/arm (0.25s)
csource_test.go:145: failed to generate C source for ../../sys/linux/test/binder: cpp failed: exec: "cant-build-linux-on-openbsd": executable file not found in $PATH
--- FAIL: TestSysTests/linux/arm64 (0.11s)
csource_test.go:145: failed to generate C source for ../../sys/linux/test/binder: cpp failed: exec: "cant-build-linux-on-openbsd": executable file not found in $PATH
--- FAIL: TestSysTests/linux/amd64 (0.04s)
csource_test.go:145: failed to generate C source for ../../sys/linux/test/binder: cpp failed: exec: "cant-build-linux-on-openbsd": executable file not found in $PATH
--- FAIL: TestSysTests/akaros/amd64 (0.35s)
csource_test.go:145: failed to generate C source for ../../sys/akaros/test/openat: cpp failed: exec: "cant-build-akaros-on-openbsd": executable file not found in $PATH
--- FAIL: TestSysTests/fuchsia/arm64 (0.10s)
csource_test.go:145: failed to generate C source for ../../sys/fuchsia/test/fd_assignment: cpp failed: exec: "cant-build-fuchsia-on-openbsd": executable file not found in $PATH
--- FAIL: TestSysTests/fuchsia/amd64 (0.27s)
csource_test.go:145: failed to generate C source for ../../sys/fuchsia/test/fd_assignment: cpp failed: exec: "cant-build-fuchsia-on-openbsd": executable file not found in $PATH
FAIL github.com/google/syzkaller/pkg/csource 42.983s

[1] https://github.com/google/syzkaller/commit/e530ec1befe3153020d601f5066939d984d790ac

[Dmitry Vyukov]

Thanks for looking into it. My bad. Should be fixed by:
https://github.com/google/syzkaller/commit/de453f342be9edcca7de5a41e153ced8ad7f1a70

#syz invalid