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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
| commit | dee4dcba78baf712cab403d47d9db319ab7f95d6 (patch) | |
| tree | 418478faf06786701a56268672f73d6b0b4eb239 /results/classifier/108/none/1812 | |
| parent | 4d9e26c0333abd39bdbd039dcdb30ed429c475ba (diff) | |
| download | emulator-bug-study-dee4dcba78baf712cab403d47d9db319ab7f95d6.tar.gz emulator-bug-study-dee4dcba78baf712cab403d47d9db319ab7f95d6.zip | |
restructure results
Diffstat (limited to 'results/classifier/108/none/1812')
| -rw-r--r-- | results/classifier/108/none/1812 | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/results/classifier/108/none/1812 b/results/classifier/108/none/1812 deleted file mode 100644 index 43d2d7f3..00000000 --- a/results/classifier/108/none/1812 +++ /dev/null @@ -1,40 +0,0 @@ -other: 0.577 -graphic: 0.523 -semantic: 0.446 -device: 0.444 -performance: 0.428 -PID: 0.322 -debug: 0.295 -network: 0.258 -vnc: 0.254 -permissions: 0.249 -socket: 0.210 -files: 0.194 -boot: 0.184 -KVM: 0.132 - -older programs running under qemu-aarch64 segfaults -Description of problem: -Numerous aarch64 programs segfaults when run under qemu-aarch64. -Steps to reproduce: -1. Install an arm64 chroot (with working qemu-aarch64 binfmt_misc setup): -``` -debootstrap --variant=minbase --arch=arm64 jessie /tmp/jessie-arm64/ http://archive.debian.org/debian -or -debootstrap --variant=minbase --arch=arm64 xenial /tmp/xenial-arm64/ http://ports.ubuntu.com/ -``` -2. build qemu-aarch64; cp qemu-aarch64 /tmp/jessie-arm64/ -3. chroot /tmp/jessie-arm64/ -4. ./qemu-aarch64 /bin/ls -``` -qemu: uncaught target signal 11 (Segmentation fault) - core dumped -Segmentation fault -``` -Additional information: -Old userspace (eg Debian jessie, Ubuntu xenial) does not work within qemu 8.1-rc2 aarch64 linux-user emulation, since commit 59b6b42cd3446862567637f3a7ab31d69c9bef51 . My guess is that old userspace isn't prepared for recent CPU features, but it still smells strange. - -Not all programs segfaults. dash works, ls or bash does not. - -A chroot is easier in this case, since many old programs don't run inside current environment, like asserting while reading locale-specific information. To run debootstrap and to enter the resulting chroot, a working qemu-aarch64 binfmt_misc setup is needed. - -Reverting the mentioned commit makes everything work again. |
