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Diffstat (limited to 'results/classifier/118/review/1815143')
| -rw-r--r-- | results/classifier/118/review/1815143 | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/results/classifier/118/review/1815143 b/results/classifier/118/review/1815143 new file mode 100644 index 00000000..e2660e90 --- /dev/null +++ b/results/classifier/118/review/1815143 @@ -0,0 +1,157 @@ +mistranslation: 0.885 +user-level: 0.792 +register: 0.769 +debug: 0.748 +semantic: 0.745 +virtual: 0.736 +permissions: 0.731 +device: 0.723 +peripherals: 0.721 +TCG: 0.718 +architecture: 0.711 +arm: 0.703 +socket: 0.697 +risc-v: 0.693 +assembly: 0.680 +performance: 0.676 +ppc: 0.656 +KVM: 0.652 +VMM: 0.639 +PID: 0.634 +boot: 0.634 +graphic: 0.606 +kernel: 0.595 +hypervisor: 0.586 +network: 0.582 +vnc: 0.574 +files: 0.518 +x86: 0.504 +i386: 0.471 +-------------------- +kernel: 0.943 +KVM: 0.883 +register: 0.687 +debug: 0.668 +virtual: 0.639 +hypervisor: 0.615 +assembly: 0.226 +boot: 0.112 +files: 0.076 +PID: 0.075 +TCG: 0.069 +semantic: 0.042 +performance: 0.040 +architecture: 0.029 +VMM: 0.019 +permissions: 0.015 +socket: 0.011 +device: 0.011 +user-level: 0.007 +network: 0.004 +risc-v: 0.003 +ppc: 0.003 +graphic: 0.002 +x86: 0.002 +vnc: 0.002 +peripherals: 0.002 +mistranslation: 0.001 +i386: 0.001 +arm: 0.000 + + qemu-system-s390x fails when running without kvm: fatal: EXECUTE on instruction prefix 0x7f4 not implemented + +just wondering if TCG implements instruction prefix 0x7f4 + +server3:~ # zcat /boot/vmlinux-4.4.162-94.72-default.gz > /tmp/kernel + +--> starting qemu with kvm enabled works fine +server3:~ # qemu-system-s390x -nographic -kernel /tmp/kernel -initrd /boot/initrd -enable-kvm +Initializing cgroup subsys cpuset +Initializing cgroup subsys cpu +Initializing cgroup subsys cpuacct +Linux version 4.4.162-94.72-default (geeko@buildhost) (gcc version 4.8.5 (SUSE Linux) ) #1 SMP Mon Nov 12 18:57:45 UTC 2018 (9de753f) +setup.289988: Linux is running under KVM in 64-bit mode +setup.b050d0: The maximum memory size is 128MB +numa.196305: NUMA mode: plain +Write protected kernel read-only data: 8692k +[...] + +--> but starting qemu without kvm enabled works fails +server3:~ # qemu-system-s390x -nographic -kernel /tmp/kernel -initrd /boot/initrd +qemu: fatal: EXECUTE on instruction prefix 0x7f4 not implemented + +PSW=mask 0000000180000000 addr 000000000067ed6e cc 00 +R00=0000000080000000 R01=000000000067ed76 R02=0000000000000000 R03=0000000000000000 +R04=0000000000111548 R05=0000000000000000 R06=0000000000000000 R07=0000000000000000 +R08=00000000000100f6 R09=0000000000000000 R10=0000000000000000 R11=0000000000000000 +R12=0000000000ae2000 R13=0000000000681978 R14=0000000000111548 R15=000000000000bef0 +F00=0000000000000000 F01=0000000000000000 F02=0000000000000000 F03=0000000000000000 +F04=0000000000000000 F05=0000000000000000 F06=0000000000000000 F07=0000000000000000 +F08=0000000000000000 F09=0000000000000000 F10=0000000000000000 F11=0000000000000000 +F12=0000000000000000 F13=0000000000000000 F14=0000000000000000 F15=0000000000000000 +V00=00000000000000000000000000000000 V01=00000000000000000000000000000000 +V02=00000000000000000000000000000000 V03=00000000000000000000000000000000 +V04=00000000000000000000000000000000 V05=00000000000000000000000000000000 +V06=00000000000000000000000000000000 V07=00000000000000000000000000000000 +V08=00000000000000000000000000000000 V09=00000000000000000000000000000000 +V10=00000000000000000000000000000000 V11=00000000000000000000000000000000 +V12=00000000000000000000000000000000 V13=00000000000000000000000000000000 +V14=00000000000000000000000000000000 V15=00000000000000000000000000000000 +V16=00000000000000000000000000000000 V17=00000000000000000000000000000000 +V18=00000000000000000000000000000000 V19=00000000000000000000000000000000 +V20=00000000000000000000000000000000 V21=00000000000000000000000000000000 +V22=00000000000000000000000000000000 V23=00000000000000000000000000000000 +V24=00000000000000000000000000000000 V25=00000000000000000000000000000000 +V26=00000000000000000000000000000000 V27=00000000000000000000000000000000 +V28=00000000000000000000000000000000 V29=00000000000000000000000000000000 +V30=00000000000000000000000000000000 V31=00000000000000000000000000000000 +C00=0000000000000000 C01=0000000000000000 C02=0000000000000000 C03=0000000000000000 +C04=0000000000000000 C05=0000000000000000 C06=0000000000000000 C07=0000000000000000 +C08=0000000000000000 C09=0000000000000000 C10=0000000000000000 C11=0000000000000000 +C12=0000000000000000 C13=0000000000000000 C14=0000000000000000 C15=0000000000000000 + +Aborted (core dumped) + + +server3:~ # lscpu +Architecture: s390x +CPU op-mode(s): 32-bit, 64-bit +Byte Order: Big Endian +CPU(s): 2 +On-line CPU(s) list: 0,1 +Thread(s) per core: 1 +Core(s) per socket: 1 +Socket(s) per book: 1 +Book(s) per drawer: 1 +Drawer(s): 2 +NUMA node(s): 1 +Vendor ID: IBM/S390 +Machine type: 2964 +BogoMIPS: 20325.00 +Hypervisor: z/VM 6.4.0 +Hypervisor vendor: IBM +Virtualization type: full +Dispatching mode: horizontal +L1d cache: 128K +L1i cache: 96K +L2d cache: 2048K +L2i cache: 2048K +L3 cache: 65536K +L4 cache: 491520K +NUMA node0 CPU(s): 0-63 +Flags: esan3 zarch stfle msa ldisp eimm dfp edat etf3eh highgprs te vx sie +server3:~ # uname -a +Linux server3 4.4.126-94.22-default #1 SMP Wed Apr 11 07:45:03 UTC 2018 (9649989) s390x s390x s390x GNU/Linux +server3:~ # + +Which version of QEMU are you using here? I think this should be working fine with the latest version of QEMU (>= v2.10). + +Hi, Thomas, you are right, I am using 2.9.1, and it does look OK in 2.10. do you mind to point me which part of code fixed it? Thanks. + +A little bit confused here, I tired to bisect it from 2.10, but it was always good from this branch. then I went back to 2.9.1, it was always crashed. Machine type related? + +This should be the commit that fixed this issue: +https://git.qemu.org/?p=qemu.git;a=commitdiff;h=303c681a8f50eb88fbafc + +Confirmed the fix, thanks for the help. + |