Public bug reported: == Comment: #0 - Murilo Opsfelder Araujo <[email protected]> - 2018-08-15 15:08:52 == ---Problem Description--- qemu 1:2.11+dfsg-1ubuntu7.4 hangs when -cpu POWER9 is specified.
Bisecting qemu, I found this patch: https://git.qemu.org/?p=qemu.git;a=commitdiff;h=c8fd8373e42821984400382cd91b8bf4e7c14e3b With a small tweak, it applies on qemu 2.11.1 from bionic and fixes the hang. This was originally reported as a kernel bug at https://github.com/linuxppc/linux/issues/168 Contact Information = Murilo Opsfelder Araujo <[email protected]> ---uname output--- Linux jaspion1 4.15.0-30-generic #32-Ubuntu SMP Thu Jul 26 17:43:11 UTC 2018 ppc64le ppc64le ppc64le GNU/Linux Machine Type = na ---Debugger--- A debugger is not configured ---Steps to Reproduce--- wget https://openpower.xyz/job/initramfs/job/buildroot-master/lastSuccessfulBuild/artifact/rootfs-le.cpio.xz qemu-system-ppc64 -nographic -vga none -M pseries,cap-htm=off -cpu POWER9 -m 1G -kernel /boot/vmlinux-$(uname -r) -initrd rootfs-le.cpio.xz Userspace tool common name: qemu The userspace tool has the following bit modes: 64-bit Userspace rpm: qemu Userspace tool obtained from project website: na *Additional Instructions for Murilo Opsfelder Araujo <[email protected]>: -Attach ltrace and strace of userspace application. == Comment: #1 - Murilo Opsfelder Araujo <[email protected]> - 2018-08-15 15:26:53 == I'll provide a debdiff. ** Affects: ubuntu Importance: Undecided Status: New ** Tags: architecture-ppc64le bugnameltc-170602 severity-medium targetmilestone-inin--- ** Tags added: architecture-ppc64le bugnameltc-170602 severity-medium targetmilestone-inin--- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1787408 Title: qemu 1:2.11+dfsg-1ubuntu7.4 hangs when -cpu POWER9 is specified To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1787408/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
