[pkg-go] Bug#1002227: golang-github-templexxx-xor: FTBFS: dh_auto_test: error: cd obj-x86_64-linux-gnu && go test -vet=off -v -p 4 github.com/templexxx/xor returned exit code 1

[Lucas Nussbaum]

Hi,

On 24/06/22 at 22:48 +0800, Shengjing Zhu wrote:
> On Wed, Dec 22, 2021 at 12:42 AM Lucas Nussbaum <lucas at debian.org> wrote:
> >
> > Source: golang-github-templexxx-xor
> > Version: 0.1.2-5
> > Severity: serious
> > Justification: FTBFS
> > Tags: bookworm sid ftbfs
> > User: lucas at debian.org
> > Usertags: ftbfs-20211220 ftbfs-bookworm
> >
> > Hi,
> >
> > During a rebuild of all packages in sid, your package failed to build
> > on amd64.
> >
> >
> > Relevant part (hopefully):
> > >  debian/rules build
> > > dh build --buildsystem=golang --with=golang
> > >    dh_update_autotools_config -O--buildsystem=golang
> > >    dh_autoreconf -O--buildsystem=golang
> > >    dh_auto_configure -O--buildsystem=golang
> > >    dh_auto_build -O--buildsystem=golang
> > >       cd obj-x86_64-linux-gnu && go install -trimpath -v -p 4 github.com/templexxx/xor
> > > internal/goexperiment
> > > internal/abi
> > > github.com/templexxx/cpufeat
> > > internal/cpu
> > > runtime/internal/atomic
> > > runtime/internal/sys
> > > runtime/internal/math
> > > internal/bytealg
> > > runtime
> > > github.com/templexxx/xor
> > >    dh_auto_test -O--buildsystem=golang
> > >       cd obj-x86_64-linux-gnu && go test -vet=off -v -p 4 github.com/templexxx/xor
> > > === RUN   TestVerifyBytesNoSIMD
> > > --- PASS: TestVerifyBytesNoSIMD (1.13s)
> > > === RUN   TestVerifyBytes
> > > --- PASS: TestVerifyBytes (1.13s)
> > > === RUN   TestVerifyBytesSrc1
> > > unexpected fault address 0x0
> > > fatal error: fault
> > > [signal SIGSEGV: segmentation violation code=0x80 addr=0x0 pc=0x4e7234]
> > >
> > > goroutine 10 [running]:
> > > runtime.throw({0x511356, 0xc00001a2d0})
> > >       /usr/lib/go-1.17/src/runtime/panic.go:1198 +0x71 fp=0xc000033638 sp=0xc000033608 pc=0x433f11
> > > runtime.sigpanic()
> > >       /usr/lib/go-1.17/src/runtime/signal_unix.go:742 +0x2f6 fp=0xc000033688 sp=0xc000033638 pc=0x448696
> > > github.com/templexxx/xor.xorSrc0({0xc00001a288, 0x11, 0x11}, {0xc00001a2a0, 0x11, 0x11}, {0xc00001a2b8, 0x11, 0x11})
> > >       /<<PKGBUILDDIR>>/obj-x86_64-linux-gnu/src/github.com/templexxx/xor/sse2_amd64.s:43 +0x34 fp=0xc000033690 sp=0xc000033688 pc=0x4e7234
> 
> This test "sse2_amd64.s“ suggests it's related to SIMD, but I haven't
> checked if it just calls sse2 or more. I'm also not sure if the
> package is broken without SIMD, or just the test is broken.

The CPU used for 
http://qa-logs.debian.net/2022/06/24/golang-github-templexxx-xor_0.1.2-5_unstable.log
was Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz, so it's fairly
recent.

Lucas