Reproduced using go/qemu from the Archive in 21.04. (I hope that is the error you meant)
$ apt install qemu-user-static $ apt install golang-go $ qemu-s390x-static /usr/bin/go fatal error: cas5 runtime: panic before malloc heap initialized runtime stack: runtime.throw(0x61427a, 0x4) /usr/lib/go-1.16/src/runtime/panic.go:1117 +0x70 fp=0x4000800690 sp=0x4000800668 pc=0x4a5d0 runtime.check() /usr/lib/go-1.16/src/runtime/runtime1.go:232 +0x3ec fp=0x40008006e0 sp=0x4000800690 pc=0x5d25c runtime.rt0_go(0x38, 0x5, 0xa, 0x6, 0x1000, 0x7, 0x4000801000, 0x8, 0x0, 0x9, ...) /usr/lib/go-1.16/src/runtime/asm_s390x.s:141 +0xb2 fp=0x40008007a0 sp=0x40008006e0 pc=0x7ef32 I have a PPA at https://launchpad.net/~ci-train-ppa-service/+archive/ubuntu/4514/+packages And with that I'll see if this behavior changed ... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1922010 Title: [Ubuntu 21.04] IBM Z go binary crashes under Qemu To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1922010/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs