On Mon, Sep 25, 2017 at 05:02:40PM +0300, Yury Norov wrote: > Hi Will, > > > > The bug is reproducible for ilp32 and lp64 binaries. For kernel 4.12 > > > and for all kernels if '-smp 1' is passed to qemu, everything works > > > fine. If no ideas, I think I'm able bisect it. > > > > I tried to reproduce this on hardware, but failed to do so. Our nightly > > tests are also coming back fine for rwtest03. I just built Qemu v2.10.0 > > and that also passes the test with -smp 4 for me, so I'm a bit stuck. > > I also see the test passed sometimes. I run it in endless cycle and > leave for a while. 5-10 iterations are usually enough. > > > Could you share: > > > > * Your kernel .config > > * Your QEMU command line > > * Details of your userspace > > Qemu configure command: > ./configure --target-list=aarch64-softmmu --enable-fdt --enable-vhost-net > --enable-kvm > > And run command: > /home/yury/work/qemu-2.10.0/aarch64-softmmu/qemu-system-aarch64 \ > -machine virtualization=true -machine gic-version=3 \ > -machine virt -cpu cortex-a57 -nographic -smp 4 -m 1024 \ > -global virtio-blk-device.scsi=off -device virtio-scsi-device,id=scsi \ > -drive > file=img/ubuntu-core-14.04.1-core-arm64.img,id=coreimg,cache=unsafe,if=none > -device scsi-hd,drive=coreimg \ > -kernel /home/yury/work/linux/arch/arm64/boot/Image \ > --append "console=ttyAMA0 root=/dev/sda" \ > -initrd initrd.img-3.13.0-62-generic \ > $NETWORK \ > -redir tcp:2222::22 \ > -s \ > $@ > > My userspace is Ubuntu 14. I build lp64 tests with default Ubuntu > toolchain, and ilp32 tests with Linaro cross-toolchain. > > The config is attached, and the branch is vanilla 4.13 kernel, or this > one: > https://github.com/norov/linux/tree/ilp32-4.13 > > Later today I will share the whole qemu environment I use.
https://drive.google.com/file/d/0B07VUB3kjLD8Mm5XN21qTTBfbnc/view > Yury
