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Diffstat (limited to 'results/classifier/111/debug/1761535')
| -rw-r--r-- | results/classifier/111/debug/1761535 | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/results/classifier/111/debug/1761535 b/results/classifier/111/debug/1761535 deleted file mode 100644 index 7fbb5760..00000000 --- a/results/classifier/111/debug/1761535 +++ /dev/null @@ -1,84 +0,0 @@ -debug: 0.125 -device: 0.125 -files: 0.107 -other: 0.092 -permissions: 0.079 -PID: 0.078 -semantic: 0.073 -vnc: 0.063 -socket: 0.060 -performance: 0.057 -graphic: 0.043 -network: 0.036 -KVM: 0.030 -boot: 0.030 -debug: 0.660 -PID: 0.096 -files: 0.060 -performance: 0.041 -other: 0.029 -socket: 0.018 -device: 0.018 -permissions: 0.017 -network: 0.017 -semantic: 0.015 -boot: 0.010 -graphic: 0.008 -vnc: 0.007 -KVM: 0.004 - -qemu-aarch64-static docker arm64v8/openjdk coredump - -I am using qemu-aarch64-static to run the arm64v8/openjdk official image on my x86 machine. Using QEMU master, I immediately hit a bug which hangs the container. With Ubuntu default version qemu-aarch64 version 2.5.0 (Debian 1:2.5+dfsg-5ubuntu10.24) and qemu-aarch64 version 2.11.1 (v2.11.1-dirty) the hang does not take place. - -To reproduce (and get to the core dump): - -$ /tmp/tmptgyg3nvh/qemu-aarch64-static/qemu-aarch64-static -version -qemu-aarch64 version 2.11.91 (v2.12.0-rc1-5-g47d3b60-dirty) -Copyright (c) 2003-2017 Fabrice Bellard and the QEMU Project developers - -$ docker run -it -v /tmp/tmptgyg3nvh/qemu-aarch64-static:/usr/bin/qemu-aarch64-static arm64v8/openjdk /bin/bash -root@bf75cf45d311:/# javac -Usage: javac <options> <source files> -where possible options include: - -g Generate all debugging info -<...snip...> - @<filename> Read options and filenames from file - -qemu: uncaught target signal 11 (Segmentation fault) - core dumped -...TERMINAL HANGS... - - -To get the core dump, In a separate terminal: - -# snapshot the file system of the hung image -$ docker commit $(docker ps -aqf "name=latest_qemu") qemu_coredump - -# connect with known working qemu -$ docker run -t -v /usr/bin/qemu-aarch64-static:/usr/bin/qemu-aarch64-static -i qemu_coredump /bin/bash - -$$ ls -lat -total 10608 -<snip> --rw-r--r-- 1 root root 10792960 Mar 29 18:02 qemu_bash_20180329-180251_1.core -drwxrwxrwt 5 root root 4096 Mar 29 18:02 tmp -<snip> - -Could you provide a binary that we can use to reproduce, please? (preferably a setup that doesn't require me to figure out how to install and use docker...) - - -I realized I had a javac lying around from last time somebody wanted me to debug a java problem, and I'm also seeing SEGVs with simpler programs like ls (!), so I'll have a look at those and hopefully that will be the same cause as what you're seeing. - - -I think this should be fixed by https://patchwork.ozlabs.org/patch/896295/ - -(incidentally the segfault is in the guest /bin/sh, not in javac or ls.) - - -Now fixed in master, commit 7f0f4208b3a96, and will be in 2.12.0. - - -Many thanks! - -I've just compiled master, and docker/aarch64/openjdk image now works as expected on my x86 machine. - |